Changeset - 1bc843007746
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Mads Kiilerich - 6 years ago 2019-12-25 15:16:39
mads@kiilerich.com
Grafted from: 1343ba1140ba
vcs: drop GitChangeset.id

It seems to be like raw_id, except the odd feature that it sometimes would
return 'tip'.
6 files changed with 9 insertions and 29 deletions:
0 comments (0 inline, 0 general)
kallithea/lib/annotate.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
# This program is free software: you can redistribute it and/or modify
 
# it under the terms of the GNU General Public License as published by
 
# the Free Software Foundation, either version 3 of the License, or
 
# (at your option) any later version.
 
#
 
# This program is distributed in the hope that it will be useful,
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
# GNU General Public License for more details.
 
#
 
# You should have received a copy of the GNU General Public License
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
"""
 
kallithea.lib.annotate
 
~~~~~~~~~~~~~~~~~~~~~~
 

	
 
Annotation library for usage in Kallithea, previously part of vcs
 

	
 
This file was forked by the Kallithea project in July 2014.
 
Original author and date, and relevant copyright and licensing information is below:
 
:created_on: Dec 4, 2011
 
:author: marcink
 
:copyright: (c) 2013 RhodeCode GmbH, and others.
 
:license: GPLv3, see LICENSE.md for more details.
 
"""
 

	
 
from pygments import highlight
 
from pygments.formatters import HtmlFormatter
 

	
 
from kallithea.lib.vcs.exceptions import VCSError
 
from kallithea.lib.vcs.nodes import FileNode
 
from kallithea.lib.vcs.utils import safe_unicode
 

	
 

	
 
def annotate_highlight(filenode, annotate_from_changeset_func,
 
        order=None, headers=None, **options):
 
    """
 
    Returns html portion containing annotated table with 3 columns: line
 
    numbers, changeset information and pygmentized line of code.
 

	
 
    :param filenode: FileNode object
 
    :param annotate_from_changeset_func: function taking changeset and
 
      returning single annotate cell; needs break line at the end
 
    :param order: ordered sequence of ``ls`` (line numbers column),
 
      ``annotate`` (annotate column), ``code`` (code column); Default is
 
      ``['ls', 'annotate', 'code']``
 
    :param headers: dictionary with headers (keys are whats in ``order``
 
      parameter)
 
    """
 
    from kallithea.lib.pygmentsutils import get_custom_lexer
 
    options['linenos'] = True
 
    formatter = AnnotateHtmlFormatter(filenode=filenode,
 
        annotate_from_changeset_func=annotate_from_changeset_func, order=order,
 
        headers=headers, **options)
 
    lexer = get_custom_lexer(filenode.extension) or filenode.lexer
 
    highlighted = highlight(safe_unicode(filenode.content), lexer, formatter)
 
    return highlighted
 

	
 

	
 
class AnnotateHtmlFormatter(HtmlFormatter):
 

	
 
    def __init__(self, filenode, annotate_from_changeset_func,
 
            order=None, **options):
 
        """
 
        ``annotate_from_changeset_func`` must be a function
 
        which returns string from the given changeset. For example, we may pass
 
        following function as ``annotate_from_changeset_func``::
 

	
 
            def changeset_to_anchor(changeset):
 
                return '<a href="/changesets/%s/">%s</a>\n' % \
 
                       (changeset.id, changeset.id)
 
                       (changeset.raw_id, changeset.raw_id)
 

	
 
        :param annotate_from_changeset_func: see above
 
        :param order: (default: ``['ls', 'annotate', 'code']``); order of
 
          columns;
 
        :param options: standard pygment's HtmlFormatter options, there is
 
          extra option tough, ``headers``. For instance we can pass::
 

	
 
             formatter = AnnotateHtmlFormatter(filenode, headers={
 
                'ls': '#',
 
                'annotate': 'Annotate',
 
                'code': 'Code',
 
             })
 

	
 
        """
 
        super(AnnotateHtmlFormatter, self).__init__(**options)
 
        self.annotate_from_changeset_func = annotate_from_changeset_func
 
        self.order = order or ('ls', 'annotate', 'code')
 
        headers = options.pop('headers', None)
 
        if headers and not ('ls' in headers and 'annotate' in headers and
 
            'code' in headers
 
        ):
 
            raise ValueError("If headers option dict is specified it must "
 
                "all 'ls', 'annotate' and 'code' keys")
 
        self.headers = headers
 
        if isinstance(filenode, FileNode):
 
            self.filenode = filenode
 
        else:
 
            raise VCSError("This formatter expect FileNode parameter, not %r"
 
                % type(filenode))
 

	
 
    def _wrap_tablelinenos(self, inner):
 
        inner_lines = []
 
        lncount = 0
 
        for t, line in inner:
 
            if t:
 
                lncount += 1
 
            inner_lines.append(line)
 

	
 
        fl = self.linenostart
 
        mw = len(str(lncount + fl - 1))
 
        sp = self.linenospecial
 
        st = self.linenostep
 
        la = self.lineanchors
 
        aln = self.anchorlinenos
 
        if sp:
 
            lines = []
 

	
 
            for i in range(fl, fl + lncount):
 
                if i % st == 0:
 
                    if i % sp == 0:
 
                        if aln:
 
                            lines.append('<a href="#%s-%d" class="special">'
 
                                         '%*d</a>' %
 
                                         (la, i, mw, i))
 
                        else:
 
                            lines.append('<span class="special">'
 
                                         '%*d</span>' % (mw, i))
 
                    else:
 
                        if aln:
 
                            lines.append('<a href="#%s-%d">'
 
                                         '%*d</a>' % (la, i, mw, i))
 
                        else:
 
                            lines.append('%*d' % (mw, i))
 
                else:
 
                    lines.append('')
 
            ls = '\n'.join(lines)
 
        else:
 
            lines = []
 
            for i in range(fl, fl + lncount):
 
                if i % st == 0:
 
                    if aln:
 
                        lines.append('<a href="#%s-%d">%*d</a>'
 
                                     % (la, i, mw, i))
 
                    else:
 
                        lines.append('%*d' % (mw, i))
 
                else:
 
                    lines.append('')
 
            ls = '\n'.join(lines)
 

	
 
#        annotate_changesets = [tup[1] for tup in self.filenode.annotate]
 
#        # TODO: not sure what that fixes
 
#        # If pygments cropped last lines break we need do that too
 
#        ln_cs = len(annotate_changesets)
 
#        ln_ = len(ls.splitlines())
 
#        if  ln_cs > ln_:
 
#            annotate_changesets = annotate_changesets[:ln_ - ln_cs]
 
        annotate = ''.join((self.annotate_from_changeset_func(el[2]())
 
                            for el in self.filenode.annotate))
 
        # in case you wonder about the seemingly redundant <div> here:
 
        # since the content in the other cell also is wrapped in a div,
 
        # some browsers in some configurations seem to mess up the formatting.
 
        '''
 
        yield 0, ('<table class="%stable">' % self.cssclass +
 
                  '<tr><td class="linenos"><div class="linenodiv"><pre>' +
 
                  ls + '</pre></div></td>' +
 
                  '<td class="code">')
 
        yield 0, ''.join(inner_lines)
 
        yield 0, '</td></tr></table>'
 

	
 
        '''
 
        headers_row = []
 
        if self.headers:
 
            headers_row = ['<tr class="annotate-header">']
 
            for key in self.order:
 
                td = ''.join(('<td>', self.headers[key], '</td>'))
 
                headers_row.append(td)
 
            headers_row.append('</tr>')
 

	
 
        body_row_start = ['<tr>']
 
        for key in self.order:
 
            if key == 'ls':
 
                body_row_start.append(
 
                    '<td class="linenos"><div class="linenodiv"><pre>' +
 
                    ls + '</pre></div></td>')
 
            elif key == 'annotate':
 
                body_row_start.append(
 
                    '<td class="annotate"><div class="annotatediv"><pre>' +
 
                    annotate + '</pre></div></td>')
 
            elif key == 'code':
 
                body_row_start.append('<td class="code">')
 
        yield 0, ('<table class="%stable">' % self.cssclass +
 
                  ''.join(headers_row) +
 
                  ''.join(body_row_start)
 
                  )
 
        yield 0, ''.join(inner_lines)
 
        yield 0, '</td></tr></table>'
kallithea/lib/vcs/backends/base.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
"""
 
    vcs.backends.base
 
    ~~~~~~~~~~~~~~~~~
 

	
 
    Base for all available scm backends
 

	
 
    :created_on: Apr 8, 2010
 
    :copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.
 
"""
 

	
 
import datetime
 
import itertools
 

	
 
from kallithea.lib.vcs.conf import settings
 
from kallithea.lib.vcs.exceptions import (
 
    ChangesetError, EmptyRepositoryError, NodeAlreadyAddedError, NodeAlreadyChangedError, NodeAlreadyExistsError, NodeAlreadyRemovedError, NodeDoesNotExistError, NodeNotChangedError, RepositoryError)
 
from kallithea.lib.vcs.utils import author_email, author_name, safe_unicode
 
from kallithea.lib.vcs.utils.helpers import get_dict_for_attrs
 
from kallithea.lib.vcs.utils.lazy import LazyProperty
 

	
 

	
 
class BaseRepository(object):
 
    """
 
    Base Repository for final backends
 

	
 
    **Attributes**
 

	
 
        ``DEFAULT_BRANCH_NAME``
 
            name of default branch (i.e. "trunk" for svn, "master" for git etc.
 

	
 
        ``scm``
 
            alias of scm, i.e. *git* or *hg*
 

	
 
        ``repo``
 
            object from external api
 

	
 
        ``revisions``
 
            list of all available revisions' ids, in ascending order
 

	
 
        ``changesets``
 
            storage dict caching returned changesets
 

	
 
        ``path``
 
            absolute path to the repository
 

	
 
        ``branches``
 
            branches as list of changesets
 

	
 
        ``tags``
 
            tags as list of changesets
 
    """
 
    scm = None
 
    DEFAULT_BRANCH_NAME = None
 
    EMPTY_CHANGESET = '0' * 40
 

	
 
    def __init__(self, repo_path, create=False, **kwargs):
 
        """
 
        Initializes repository. Raises RepositoryError if repository could
 
        not be find at the given ``repo_path`` or directory at ``repo_path``
 
        exists and ``create`` is set to True.
 

	
 
        :param repo_path: local path of the repository
 
        :param create=False: if set to True, would try to create repository.
 
        :param src_url=None: if set, should be proper url from which repository
 
          would be cloned; requires ``create`` parameter to be set to True -
 
          raises RepositoryError if src_url is set and create evaluates to
 
          False
 
        """
 
        raise NotImplementedError
 

	
 
    def __str__(self):
 
        return '<%s at %s>' % (self.__class__.__name__, self.path)
 

	
 
    def __repr__(self):
 
        return self.__str__()
 

	
 
    def __len__(self):
 
        return self.count()
 

	
 
    def __eq__(self, other):
 
        same_instance = isinstance(other, self.__class__)
 
        return same_instance and getattr(other, 'path', None) == self.path
 

	
 
    def __ne__(self, other):
 
        return not self.__eq__(other)
 

	
 
    @LazyProperty
 
    def alias(self):
 
        for k, v in settings.BACKENDS.items():
 
            if v.split('.')[-1] == str(self.__class__.__name__):
 
                return k
 

	
 
    @LazyProperty
 
    def name(self):
 
        """
 
        Return repository name (without group name)
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def owner(self):
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def description(self):
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def size(self):
 
        """
 
        Returns combined size in bytes for all repository files
 
        """
 

	
 
        size = 0
 
        try:
 
            tip = self.get_changeset()
 
            for topnode, dirs, files in tip.walk('/'):
 
                for f in files:
 
                    size += tip.get_file_size(f.path)
 

	
 
        except RepositoryError as e:
 
            pass
 
        return size
 

	
 
    def is_valid(self):
 
        """
 
        Validates repository.
 
        """
 
        raise NotImplementedError
 

	
 
    def is_empty(self):
 
        return self._empty
 

	
 
    #==========================================================================
 
    # CHANGESETS
 
    #==========================================================================
 

	
 
    def get_changeset(self, revision=None):
 
        """
 
        Returns instance of ``Changeset`` class. If ``revision`` is None, most
 
        recent changeset is returned.
 

	
 
        :raises ``EmptyRepositoryError``: if there are no revisions
 
        """
 
        raise NotImplementedError
 

	
 
    def __iter__(self):
 
        """
 
        Allows Repository objects to be iterated.
 

	
 
        *Requires* implementation of ``__getitem__`` method.
 
        """
 
        for revision in self.revisions:
 
            yield self.get_changeset(revision)
 

	
 
    def get_changesets(self, start=None, end=None, start_date=None,
 
                       end_date=None, branch_name=None, reverse=False, max_revisions=None):
 
        """
 
        Returns iterator of ``BaseChangeset`` objects from start to end,
 
        both inclusive.
 

	
 
        :param start: None or str
 
        :param end: None or str
 
        :param start_date:
 
        :param end_date:
 
        :param branch_name:
 
        :param reversed:
 
        """
 
        raise NotImplementedError
 

	
 
    def __getitem__(self, key):
 
        if isinstance(key, slice):
 
            return (self.get_changeset(rev) for rev in self.revisions[key])
 
        return self.get_changeset(key)
 

	
 
    def count(self):
 
        return len(self.revisions)
 

	
 
    def tag(self, name, user, revision=None, message=None, date=None, **opts):
 
        """
 
        Creates and returns a tag for the given ``revision``.
 

	
 
        :param name: name for new tag
 
        :param user: full username, i.e.: "Joe Doe <joe.doe@example.com>"
 
        :param revision: changeset id for which new tag would be created
 
        :param message: message of the tag's commit
 
        :param date: date of tag's commit
 

	
 
        :raises TagAlreadyExistError: if tag with same name already exists
 
        """
 
        raise NotImplementedError
 

	
 
    def remove_tag(self, name, user, message=None, date=None):
 
        """
 
        Removes tag with the given ``name``.
 

	
 
        :param name: name of the tag to be removed
 
        :param user: full username, i.e.: "Joe Doe <joe.doe@example.com>"
 
        :param message: message of the tag's removal commit
 
        :param date: date of tag's removal commit
 

	
 
        :raises TagDoesNotExistError: if tag with given name does not exists
 
        """
 
        raise NotImplementedError
 

	
 
    def get_diff(self, rev1, rev2, path=None, ignore_whitespace=False,
 
            context=3):
 
        """
 
        Returns (git like) *diff*, as plain text. Shows changes introduced by
 
        ``rev2`` since ``rev1``.
 

	
 
        :param rev1: Entry point from which diff is shown. Can be
 
          ``self.EMPTY_CHANGESET`` - in this case, patch showing all
 
          the changes since empty state of the repository until ``rev2``
 
        :param rev2: Until which revision changes should be shown.
 
        :param ignore_whitespace: If set to ``True``, would not show whitespace
 
          changes. Defaults to ``False``.
 
        :param context: How many lines before/after changed lines should be
 
          shown. Defaults to ``3``.
 
        """
 
        raise NotImplementedError
 

	
 
    # ========== #
 
    # COMMIT API #
 
    # ========== #
 

	
 
    @LazyProperty
 
    def in_memory_changeset(self):
 
        """
 
        Returns ``InMemoryChangeset`` object for this repository.
 
        """
 
        raise NotImplementedError
 

	
 
    def add(self, filenode, **kwargs):
 
        """
 
        Commit api function that will add given ``FileNode`` into this
 
        repository.
 

	
 
        :raises ``NodeAlreadyExistsError``: if there is a file with same path
 
          already in repository
 
        :raises ``NodeAlreadyAddedError``: if given node is already marked as
 
          *added*
 
        """
 
        raise NotImplementedError
 

	
 
    def remove(self, filenode, **kwargs):
 
        """
 
        Commit api function that will remove given ``FileNode`` into this
 
        repository.
 

	
 
        :raises ``EmptyRepositoryError``: if there are no changesets yet
 
        :raises ``NodeDoesNotExistError``: if there is no file with given path
 
        """
 
        raise NotImplementedError
 

	
 
    def commit(self, message, **kwargs):
 
        """
 
        Persists current changes made on this repository and returns newly
 
        created changeset.
 

	
 
        :raises ``NothingChangedError``: if no changes has been made
 
        """
 
        raise NotImplementedError
 

	
 
    def get_state(self):
 
        """
 
        Returns dictionary with ``added``, ``changed`` and ``removed`` lists
 
        containing ``FileNode`` objects.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_config_value(self, section, name, config_file=None):
 
        """
 
        Returns configuration value for a given [``section``] and ``name``.
 

	
 
        :param section: Section we want to retrieve value from
 
        :param name: Name of configuration we want to retrieve
 
        :param config_file: A path to file which should be used to retrieve
 
          configuration from (might also be a list of file paths)
 
        """
 
        raise NotImplementedError
 

	
 
    def get_user_name(self, config_file=None):
 
        """
 
        Returns user's name from global configuration file.
 

	
 
        :param config_file: A path to file which should be used to retrieve
 
          configuration from (might also be a list of file paths)
 
        """
 
        raise NotImplementedError
 

	
 
    def get_user_email(self, config_file=None):
 
        """
 
        Returns user's email from global configuration file.
 

	
 
        :param config_file: A path to file which should be used to retrieve
 
          configuration from (might also be a list of file paths)
 
        """
 
        raise NotImplementedError
 

	
 
    # =========== #
 
    # WORKDIR API #
 
    # =========== #
 

	
 
    @LazyProperty
 
    def workdir(self):
 
        """
 
        Returns ``Workdir`` instance for this repository.
 
        """
 
        raise NotImplementedError
 

	
 

	
 
class BaseChangeset(object):
 
    """
 
    Each backend should implement it's changeset representation.
 

	
 
    **Attributes**
 

	
 
        ``repository``
 
            repository object within which changeset exists
 

	
 
        ``id``
 
            may be ``raw_id`` or i.e. for mercurial's tip just ``tip``
 

	
 
        ``raw_id``
 
            raw changeset representation (i.e. full 40 length sha for git
 
            backend)
 

	
 
        ``short_id``
 
            shortened (if apply) version of ``raw_id``; it would be simple
 
            shortcut for ``raw_id[:12]`` for git/mercurial backends or same
 
            as ``raw_id`` for subversion
 

	
 
        ``revision``
 
            revision number as integer
 

	
 
        ``files``
 
            list of ``FileNode`` (``Node`` with NodeKind.FILE) objects
 

	
 
        ``dirs``
 
            list of ``DirNode`` (``Node`` with NodeKind.DIR) objects
 

	
 
        ``nodes``
 
            combined list of ``Node`` objects
 

	
 
        ``author``
 
            author of the changeset, as unicode
 

	
 
        ``message``
 
            message of the changeset, as unicode
 

	
 
        ``parents``
 
            list of parent changesets
 

	
 
        ``last``
 
            ``True`` if this is last changeset in repository, ``False``
 
            otherwise; trying to access this attribute while there is no
 
            changesets would raise ``EmptyRepositoryError``
 
    """
 
    def __str__(self):
 
        return '<%s at %s:%s>' % (self.__class__.__name__, self.revision,
 
            self.short_id)
 

	
 
    def __repr__(self):
 
        return self.__str__()
 

	
 
    def __eq__(self, other):
 
        if type(self) is not type(other):
 
            return False
 
        return self.raw_id == other.raw_id
 

	
 
    def __json__(self, with_file_list=False):
 
        if with_file_list:
 
            return dict(
 
                short_id=self.short_id,
 
                raw_id=self.raw_id,
 
                revision=self.revision,
 
                message=self.message,
 
                date=self.date,
 
                author=self.author,
 
                added=[safe_unicode(el.path) for el in self.added],
 
                changed=[safe_unicode(el.path) for el in self.changed],
 
                removed=[safe_unicode(el.path) for el in self.removed],
 
            )
 
        else:
 
            return dict(
 
                short_id=self.short_id,
 
                raw_id=self.raw_id,
 
                revision=self.revision,
 
                message=self.message,
 
                date=self.date,
 
                author=self.author,
 
            )
 

	
 
    @LazyProperty
 
    def last(self):
 
        if self.repository is None:
 
            raise ChangesetError("Cannot check if it's most recent revision")
 
        return self.raw_id == self.repository.revisions[-1]
 

	
 
    @LazyProperty
 
    def parents(self):
 
        """
 
        Returns list of parents changesets.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def children(self):
 
        """
 
        Returns list of children changesets.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def id(self):
 
        """
 
        Returns string identifying this changeset.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def raw_id(self):
 
        """
 
        Returns raw string identifying this changeset.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def short_id(self):
 
        """
 
        Returns shortened version of ``raw_id`` attribute, as string,
 
        identifying this changeset, useful for web representation.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def revision(self):
 
        """
 
        Returns integer identifying this changeset.
 

	
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def committer(self):
 
        """
 
        Returns Committer for given commit
 
        """
 

	
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def committer_name(self):
 
        """
 
        Returns Author name for given commit
 
        """
 

	
 
        return author_name(self.committer)
 

	
 
    @LazyProperty
 
    def committer_email(self):
 
        """
 
        Returns Author email address for given commit
 
        """
 

	
 
        return author_email(self.committer)
 

	
 
    @LazyProperty
 
    def author(self):
 
        """
 
        Returns Author for given commit
 
        """
 

	
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def author_name(self):
 
        """
 
        Returns Author name for given commit
 
        """
 

	
 
        return author_name(self.author)
 

	
 
    @LazyProperty
 
    def author_email(self):
 
        """
 
        Returns Author email address for given commit
 
        """
 

	
 
        return author_email(self.author)
 

	
 
    def get_file_mode(self, path):
 
        """
 
        Returns stat mode of the file at the given ``path``.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_file_content(self, path):
 
        """
 
        Returns content of the file at the given ``path``.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_file_size(self, path):
 
        """
 
        Returns size of the file at the given ``path``.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_file_changeset(self, path):
 
        """
 
        Returns last commit of the file at the given ``path``.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_file_history(self, path):
 
        """
 
        Returns history of file as reversed list of ``Changeset`` objects for
 
        which file at given ``path`` has been modified.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_nodes(self, path):
 
        """
 
        Returns combined ``DirNode`` and ``FileNode`` objects list representing
 
        state of changeset at the given ``path``.
 

	
 
        :raises ``ChangesetError``: if node at the given ``path`` is not
 
          instance of ``DirNode``
 
        """
 
        raise NotImplementedError
 

	
 
    def get_node(self, path):
 
        """
 
        Returns ``Node`` object from the given ``path``.
 

	
 
        :raises ``NodeDoesNotExistError``: if there is no node at the given
 
          ``path``
 
        """
 
        raise NotImplementedError
 

	
 
    def fill_archive(self, stream=None, kind='tgz', prefix=None):
 
        """
 
        Fills up given stream.
 

	
 
        :param stream: file like object.
 
        :param kind: one of following: ``zip``, ``tar``, ``tgz``
 
            or ``tbz2``. Default: ``tgz``.
 
        :param prefix: name of root directory in archive.
 
            Default is repository name and changeset's raw_id joined with dash.
 

	
 
            repo-tip.<kind>
 
        """
 

	
 
        raise NotImplementedError
 

	
 
    def get_chunked_archive(self, **kwargs):
 
        """
 
        Returns iterable archive. Tiny wrapper around ``fill_archive`` method.
 

	
 
        :param chunk_size: extra parameter which controls size of returned
 
            chunks. Default:8k.
 
        """
 

	
 
        chunk_size = kwargs.pop('chunk_size', 8192)
 
        stream = kwargs.get('stream')
 
        self.fill_archive(**kwargs)
 
        while True:
 
            data = stream.read(chunk_size)
 
            if not data:
 
                break
 
            yield data
 

	
 
    @LazyProperty
 
    def root(self):
 
        """
 
        Returns ``RootNode`` object for this changeset.
 
        """
 
        return self.get_node('')
 

	
 
    def next(self, branch=None):
 
        """
 
        Returns next changeset from current, if branch is gives it will return
 
        next changeset belonging to this branch
 

	
 
        :param branch: show changesets within the given named branch
 
        """
 
        raise NotImplementedError
 

	
 
    def prev(self, branch=None):
 
        """
 
        Returns previous changeset from current, if branch is gives it will
 
        return previous changeset belonging to this branch
 

	
 
        :param branch: show changesets within the given named branch
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def added(self):
 
        """
 
        Returns list of added ``FileNode`` objects.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def changed(self):
 
        """
 
        Returns list of modified ``FileNode`` objects.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def removed(self):
 
        """
 
        Returns list of removed ``FileNode`` objects.
 
        """
 
        raise NotImplementedError
 

	
 
    @LazyProperty
 
    def size(self):
 
        """
 
        Returns total number of bytes from contents of all filenodes.
 
        """
 
        return sum((node.size for node in self.get_filenodes_generator()))
 

	
 
    def walk(self, topurl=''):
 
        """
 
        Similar to os.walk method. Instead of filesystem it walks through
 
        changeset starting at given ``topurl``.  Returns generator of tuples
 
        (topnode, dirnodes, filenodes).
 
        """
 
        topnode = self.get_node(topurl)
 
        yield (topnode, topnode.dirs, topnode.files)
 
        for dirnode in topnode.dirs:
 
            for tup in self.walk(dirnode.path):
 
                yield tup
 

	
 
    def get_filenodes_generator(self):
 
        """
 
        Returns generator that yields *all* file nodes.
 
        """
 
        for topnode, dirs, files in self.walk():
 
            for node in files:
 
                yield node
 

	
 
    def as_dict(self):
 
        """
 
        Returns dictionary with changeset's attributes and their values.
 
        """
 
        data = get_dict_for_attrs(self, ['id', 'raw_id', 'short_id',
 
        data = get_dict_for_attrs(self, ['raw_id', 'short_id',
 
            'revision', 'date', 'message'])
 
        data['author'] = {'name': self.author_name, 'email': self.author_email}
 
        data['added'] = [safe_unicode(node.path) for node in self.added]
 
        data['changed'] = [safe_unicode(node.path) for node in self.changed]
 
        data['removed'] = [safe_unicode(node.path) for node in self.removed]
 
        return data
 

	
 
    @LazyProperty
 
    def closesbranch(self):
 
        return False
 

	
 
    @LazyProperty
 
    def obsolete(self):
 
        return False
 

	
 
    @LazyProperty
 
    def bumped(self):
 
        return False
 

	
 
    @LazyProperty
 
    def divergent(self):
 
        return False
 

	
 
    @LazyProperty
 
    def extinct(self):
 
        return False
 

	
 
    @LazyProperty
 
    def unstable(self):
 
        return False
 

	
 
    @LazyProperty
 
    def phase(self):
 
        return ''
 

	
 

	
 
class BaseWorkdir(object):
 
    """
 
    Working directory representation of single repository.
 

	
 
    :attribute: repository: repository object of working directory
 
    """
 

	
 
    def __init__(self, repository):
 
        self.repository = repository
 

	
 
    def get_branch(self):
 
        """
 
        Returns name of current branch.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_changeset(self):
 
        """
 
        Returns current changeset.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_added(self):
 
        """
 
        Returns list of ``FileNode`` objects marked as *new* in working
 
        directory.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_changed(self):
 
        """
 
        Returns list of ``FileNode`` objects *changed* in working directory.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_removed(self):
 
        """
 
        Returns list of ``RemovedFileNode`` objects marked as *removed* in
 
        working directory.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_untracked(self):
 
        """
 
        Returns list of ``FileNode`` objects which are present within working
 
        directory however are not tracked by repository.
 
        """
 
        raise NotImplementedError
 

	
 
    def get_status(self):
 
        """
 
        Returns dict with ``added``, ``changed``, ``removed`` and ``untracked``
 
        lists.
 
        """
 
        raise NotImplementedError
 

	
 
    def commit(self, message, **kwargs):
 
        """
 
        Commits local (from working directory) changes and returns newly
 
        created
 
        ``Changeset``. Updates repository's ``revisions`` list.
 

	
 
        :raises ``CommitError``: if any error occurs while committing
 
        """
 
        raise NotImplementedError
 

	
 
    def update(self, revision=None):
 
        """
 
        Fetches content of the given revision and populates it within working
 
        directory.
 
        """
 
        raise NotImplementedError
 

	
 
    def checkout_branch(self, branch=None):
 
        """
 
        Checks out ``branch`` or the backend's default branch.
 

	
 
        Raises ``BranchDoesNotExistError`` if the branch does not exist.
 
        """
 
        raise NotImplementedError
 

	
 

	
 
class BaseInMemoryChangeset(object):
 
    """
 
    Represents differences between repository's state (most recent head) and
 
    changes made *in place*.
 

	
 
    **Attributes**
 

	
 
        ``repository``
 
            repository object for this in-memory-changeset
 

	
 
        ``added``
 
            list of ``FileNode`` objects marked as *added*
 

	
 
        ``changed``
 
            list of ``FileNode`` objects marked as *changed*
 

	
 
        ``removed``
 
            list of ``FileNode`` or ``RemovedFileNode`` objects marked to be
 
            *removed*
 

	
 
        ``parents``
 
            list of ``Changeset`` representing parents of in-memory changeset.
 
            Should always be 2-element sequence.
 

	
 
    """
 

	
 
    def __init__(self, repository):
 
        self.repository = repository
 
        self.added = []
 
        self.changed = []
 
        self.removed = []
 
        self.parents = []
 

	
 
    def add(self, *filenodes):
 
        """
 
        Marks given ``FileNode`` objects as *to be committed*.
 

	
 
        :raises ``NodeAlreadyExistsError``: if node with same path exists at
 
          latest changeset
 
        :raises ``NodeAlreadyAddedError``: if node with same path is already
 
          marked as *added*
 
        """
 
        # Check if not already marked as *added* first
 
        for node in filenodes:
 
            if node.path in (n.path for n in self.added):
 
                raise NodeAlreadyAddedError("Such FileNode %s is already "
 
                    "marked for addition" % node.path)
 
        for node in filenodes:
 
            self.added.append(node)
 

	
 
    def change(self, *filenodes):
 
        """
 
        Marks given ``FileNode`` objects to be *changed* in next commit.
 

	
 
        :raises ``EmptyRepositoryError``: if there are no changesets yet
 
        :raises ``NodeAlreadyExistsError``: if node with same path is already
 
          marked to be *changed*
 
        :raises ``NodeAlreadyRemovedError``: if node with same path is already
 
          marked to be *removed*
 
        :raises ``NodeDoesNotExistError``: if node doesn't exist in latest
 
          changeset
 
        :raises ``NodeNotChangedError``: if node hasn't really be changed
 
        """
 
        for node in filenodes:
 
            if node.path in (n.path for n in self.removed):
 
                raise NodeAlreadyRemovedError("Node at %s is already marked "
 
                    "as removed" % node.path)
 
        try:
 
            self.repository.get_changeset()
 
        except EmptyRepositoryError:
 
            raise EmptyRepositoryError("Nothing to change - try to *add* new "
 
                "nodes rather than changing them")
 
        for node in filenodes:
 
            if node.path in (n.path for n in self.changed):
 
                raise NodeAlreadyChangedError("Node at '%s' is already "
 
                    "marked as changed" % node.path)
 
            self.changed.append(node)
 

	
 
    def remove(self, *filenodes):
 
        """
 
        Marks given ``FileNode`` (or ``RemovedFileNode``) objects to be
 
        *removed* in next commit.
 

	
 
        :raises ``NodeAlreadyRemovedError``: if node has been already marked to
 
          be *removed*
 
        :raises ``NodeAlreadyChangedError``: if node has been already marked to
 
          be *changed*
 
        """
 
        for node in filenodes:
 
            if node.path in (n.path for n in self.removed):
 
                raise NodeAlreadyRemovedError("Node is already marked to "
 
                    "for removal at %s" % node.path)
 
            if node.path in (n.path for n in self.changed):
 
                raise NodeAlreadyChangedError("Node is already marked to "
 
                    "be changed at %s" % node.path)
 
            # We only mark node as *removed* - real removal is done by
 
            # commit method
 
            self.removed.append(node)
 

	
 
    def reset(self):
 
        """
 
        Resets this instance to initial state (cleans ``added``, ``changed``
 
        and ``removed`` lists).
 
        """
 
        self.added = []
 
        self.changed = []
 
        self.removed = []
 
        self.parents = []
 

	
 
    def get_ipaths(self):
 
        """
 
        Returns generator of paths from nodes marked as added, changed or
 
        removed.
 
        """
 
        for node in itertools.chain(self.added, self.changed, self.removed):
 
            yield node.path
 

	
 
    def get_paths(self):
 
        """
 
        Returns list of paths from nodes marked as added, changed or removed.
 
        """
 
        return list(self.get_ipaths())
 

	
 
    def check_integrity(self, parents=None):
 
        """
 
        Checks in-memory changeset's integrity. Also, sets parents if not
 
        already set.
 

	
 
        :raises CommitError: if any error occurs (i.e.
 
          ``NodeDoesNotExistError``).
 
        """
 
        if not self.parents:
 
            parents = parents or []
 
            if len(parents) == 0:
 
                try:
 
                    parents = [self.repository.get_changeset(), None]
 
                except EmptyRepositoryError:
 
                    parents = [None, None]
 
            elif len(parents) == 1:
 
                parents += [None]
 
            self.parents = parents
 

	
 
        # Local parents, only if not None
 
        parents = [p for p in self.parents if p]
 

	
 
        # Check nodes marked as added
 
        for p in parents:
 
            for node in self.added:
 
                try:
 
                    p.get_node(node.path)
 
                except NodeDoesNotExistError:
 
                    pass
 
                else:
 
                    raise NodeAlreadyExistsError("Node at %s already exists "
 
                        "at %s" % (node.path, p))
 

	
 
        # Check nodes marked as changed
 
        missing = set(node.path for node in self.changed)
 
        not_changed = set(node.path for node in self.changed)
 
        if self.changed and not parents:
 
            raise NodeDoesNotExistError(self.changed[0].path)
 
        for p in parents:
 
            for node in self.changed:
 
                try:
 
                    old = p.get_node(node.path)
 
                    missing.remove(node.path)
 
                    # if content actually changed, remove node from unchanged
 
                    if old.content != node.content:
 
                        not_changed.remove(node.path)
 
                except NodeDoesNotExistError:
 
                    pass
 
        if self.changed and missing:
 
            raise NodeDoesNotExistError("Node at %s is missing "
 
                "(parents: %s)" % (node.path, parents))
 

	
 
        if self.changed and not_changed:
 
            raise NodeNotChangedError("Node at %s wasn't actually changed "
 
                "since parents' changesets: %s" % (not_changed.pop(),
 
                    parents)
 
            )
 

	
 
        # Check nodes marked as removed
 
        if self.removed and not parents:
 
            raise NodeDoesNotExistError("Cannot remove node at %s as there "
 
                "were no parents specified" % self.removed[0].path)
 
        really_removed = set()
 
        for p in parents:
 
            for node in self.removed:
 
                try:
 
                    p.get_node(node.path)
 
                    really_removed.add(node.path)
 
                except ChangesetError:
 
                    pass
 
        not_removed = list(set(node.path for node in self.removed) - really_removed)
 
        if not_removed:
 
            raise NodeDoesNotExistError("Cannot remove node at %s from "
 
                "following parents: %s" % (not_removed[0], parents))
 

	
 
    def commit(self, message, author, parents=None, branch=None, date=None,
 
            **kwargs):
 
        """
 
        Performs in-memory commit (doesn't check workdir in any way) and
 
        returns newly created ``Changeset``. Updates repository's
 
        ``revisions``.
 

	
 
        .. note::
 
            While overriding this method each backend's should call
 
            ``self.check_integrity(parents)`` in the first place.
 

	
 
        :param message: message of the commit
 
        :param author: full username, i.e. "Joe Doe <joe.doe@example.com>"
 
        :param parents: single parent or sequence of parents from which commit
 
          would be derived
 
        :param date: ``datetime.datetime`` instance. Defaults to
 
          ``datetime.datetime.now()``.
 
        :param branch: branch name, as string. If none given, default backend's
 
          branch would be used.
 

	
 
        :raises ``CommitError``: if any error occurs while committing
 
        """
 
        raise NotImplementedError
 

	
 

	
 
class EmptyChangeset(BaseChangeset):
 
    """
 
    An dummy empty changeset. It's possible to pass hash when creating
 
    an EmptyChangeset
 
    """
 

	
 
    def __init__(self, cs='0' * 40, repo=None, requested_revision=None,
 
                 alias=None, revision=-1, message='', author='', date=None):
 
        self._empty_cs = cs
 
        self.revision = revision
 
        self.message = message
 
        self.author = author
 
        self.date = date or datetime.datetime.fromtimestamp(0)
 
        self.repository = repo
 
        self.requested_revision = requested_revision
 
        self.alias = alias
 

	
 
    @LazyProperty
 
    def raw_id(self):
 
        """
 
        Returns raw string identifying this changeset, useful for web
 
        representation.
 
        """
 

	
 
        return self._empty_cs
 

	
 
    @LazyProperty
 
    def branch(self):
 
        from kallithea.lib.vcs.backends import get_backend
 
        return get_backend(self.alias).DEFAULT_BRANCH_NAME
 

	
 
    @LazyProperty
 
    def branches(self):
 
        from kallithea.lib.vcs.backends import get_backend
 
        return [get_backend(self.alias).DEFAULT_BRANCH_NAME]
 

	
 
    @LazyProperty
 
    def short_id(self):
 
        return self.raw_id[:12]
 

	
 
    def get_file_changeset(self, path):
 
        return self
 

	
kallithea/lib/vcs/backends/git/changeset.py
Show inline comments
 
import re
 
from io import BytesIO
 
from itertools import chain
 
from subprocess import PIPE, Popen
 

	
 
from dulwich import objects
 
from dulwich.config import ConfigFile
 

	
 
from kallithea.lib.vcs.backends.base import BaseChangeset, EmptyChangeset
 
from kallithea.lib.vcs.conf import settings
 
from kallithea.lib.vcs.exceptions import ChangesetDoesNotExistError, ChangesetError, ImproperArchiveTypeError, NodeDoesNotExistError, RepositoryError, VCSError
 
from kallithea.lib.vcs.nodes import (
 
    AddedFileNodesGenerator, ChangedFileNodesGenerator, DirNode, FileNode, NodeKind, RemovedFileNodesGenerator, RootNode, SubModuleNode)
 
from kallithea.lib.vcs.utils import ascii_bytes, ascii_str, date_fromtimestamp, safe_int, safe_str, safe_unicode
 
from kallithea.lib.vcs.utils.lazy import LazyProperty
 

	
 

	
 
class GitChangeset(BaseChangeset):
 
    """
 
    Represents state of the repository at a revision.
 
    """
 

	
 
    def __init__(self, repository, revision):
 
        self._stat_modes = {}
 
        self.repository = repository
 
        revision = safe_str(revision)
 
        try:
 
            commit = self.repository._repo[ascii_bytes(revision)]
 
            if isinstance(commit, objects.Tag):
 
                revision = safe_str(commit.object[1])
 
                commit = self.repository._repo.get_object(commit.object[1])
 
        except KeyError:
 
            raise RepositoryError("Cannot get object with id %s" % revision)
 
        self.raw_id = ascii_str(commit.id)
 
        self.id = self.raw_id
 
        self.short_id = self.raw_id[:12]
 
        self._commit = commit  # a Dulwich Commmit with .id
 
        self._tree_id = commit.tree
 
        self._committer_property = 'committer'
 
        self._author_property = 'author'
 
        self._date_property = 'commit_time'
 
        self._date_tz_property = 'commit_timezone'
 
        self.revision = repository.revisions.index(self.raw_id)
 

	
 
        self.nodes = {}
 
        self._paths = {}
 

	
 
    @LazyProperty
 
    def bookmarks(self):
 
        return ()
 

	
 
    @LazyProperty
 
    def message(self):
 
        return safe_unicode(self._commit.message)
 

	
 
    @LazyProperty
 
    def committer(self):
 
        return safe_unicode(getattr(self._commit, self._committer_property))
 

	
 
    @LazyProperty
 
    def author(self):
 
        return safe_unicode(getattr(self._commit, self._author_property))
 

	
 
    @LazyProperty
 
    def date(self):
 
        return date_fromtimestamp(getattr(self._commit, self._date_property),
 
                                  getattr(self._commit, self._date_tz_property))
 

	
 
    @LazyProperty
 
    def _timestamp(self):
 
        return getattr(self._commit, self._date_property)
 

	
 
    @LazyProperty
 
    def status(self):
 
        """
 
        Returns modified, added, removed, deleted files for current changeset
 
        """
 
        return self.changed, self.added, self.removed
 

	
 
    @LazyProperty
 
    def tags(self):
 
        _tags = []
 
        for tname, tsha in self.repository.tags.iteritems():
 
            if tsha == self.raw_id:
 
                _tags.append(tname)
 
        return _tags
 

	
 
    @LazyProperty
 
    def branch(self):
 
        # Note: This function will return one branch name for the changeset -
 
        # that might not make sense in Git where branches() is a better match
 
        # for the basic model
 
        heads = self.repository._heads(reverse=False)
 
        ref = heads.get(self._commit.id)
 
        if ref:
 
            return safe_unicode(ref)
 

	
 
    @LazyProperty
 
    def branches(self):
 
        heads = self.repository._heads(reverse=True)
 
        return [b for b in heads if heads[b] == self._commit.id] # FIXME: Inefficient ... and returning None!
 

	
 
    def _fix_path(self, path):
 
        """
 
        Paths are stored without trailing slash so we need to get rid off it if
 
        needed.
 
        """
 
        if path.endswith('/'):
 
            path = path.rstrip('/')
 
        return path
 

	
 
    def _get_id_for_path(self, path):
 
        path = safe_str(path)
 
        # FIXME: Please, spare a couple of minutes and make those codes cleaner;
 
        if path not in self._paths:
 
            path = path.strip('/')
 
            # set root tree
 
            tree = self.repository._repo[self._tree_id]
 
            if path == '':
 
                self._paths[''] = tree.id
 
                return tree.id
 
            splitted = path.split('/')
 
            dirs, name = splitted[:-1], splitted[-1]
 
            curdir = ''
 

	
 
            # initially extract things from root dir
 
            for item, stat, id in tree.iteritems():
 
                if curdir:
 
                    name = '/'.join((curdir, item))
 
                else:
 
                    name = item
 
                self._paths[name] = id
 
                self._stat_modes[name] = stat
 

	
 
            for dir in dirs:
 
                if curdir:
 
                    curdir = '/'.join((curdir, dir))
 
                else:
 
                    curdir = dir
 
                dir_id = None
 
                for item, stat, id in tree.iteritems():
 
                    if dir == item:
 
                        dir_id = id
 
                if dir_id:
 
                    # Update tree
 
                    tree = self.repository._repo[dir_id]
 
                    if not isinstance(tree, objects.Tree):
 
                        raise ChangesetError('%s is not a directory' % curdir)
 
                else:
 
                    raise ChangesetError('%s have not been found' % curdir)
 

	
 
                # cache all items from the given traversed tree
 
                for item, stat, id in tree.iteritems():
 
                    if curdir:
 
                        name = '/'.join((curdir, item))
 
                    else:
 
                        name = item
 
                    self._paths[name] = id
 
                    self._stat_modes[name] = stat
 
            if path not in self._paths:
 
                raise NodeDoesNotExistError("There is no file nor directory "
 
                    "at the given path '%s' at revision %s"
 
                    % (path, safe_str(self.short_id)))
 
        return self._paths[path]
 

	
 
    def _get_kind(self, path):
 
        obj = self.repository._repo[self._get_id_for_path(path)]
 
        if isinstance(obj, objects.Blob):
 
            return NodeKind.FILE
 
        elif isinstance(obj, objects.Tree):
 
            return NodeKind.DIR
 

	
 
    def _get_filectx(self, path):
 
        path = self._fix_path(path)
 
        if self._get_kind(path) != NodeKind.FILE:
 
            raise ChangesetError("File does not exist for revision %s at "
 
                " '%s'" % (self.raw_id, path))
 
        return path
 

	
 
    def _get_file_nodes(self):
 
        return chain(*(t[2] for t in self.walk()))
 

	
 
    @LazyProperty
 
    def parents(self):
 
        """
 
        Returns list of parents changesets.
 
        """
 
        return [self.repository.get_changeset(ascii_str(parent_id))
 
                for parent_id in self._commit.parents]
 

	
 
    @LazyProperty
 
    def children(self):
 
        """
 
        Returns list of children changesets.
 
        """
 
        rev_filter = settings.GIT_REV_FILTER
 
        so = self.repository.run_git_command(
 
            ['rev-list', rev_filter, '--children']
 
        )
 
        return [
 
            self.repository.get_changeset(cs)
 
            for parts in (l.split(' ') for l in so.splitlines())
 
            if parts[0] == self.raw_id
 
            for cs in parts[1:]
 
        ]
 

	
 
    def next(self, branch=None):
 
        if branch and self.branch != branch:
 
            raise VCSError('Branch option used on changeset not belonging '
 
                           'to that branch')
 

	
 
        cs = self
 
        while True:
 
            try:
 
                next_ = cs.revision + 1
 
                next_rev = cs.repository.revisions[next_]
 
            except IndexError:
 
                raise ChangesetDoesNotExistError
 
            cs = cs.repository.get_changeset(next_rev)
 

	
 
            if not branch or branch == cs.branch:
 
                return cs
 

	
 
    def prev(self, branch=None):
 
        if branch and self.branch != branch:
 
            raise VCSError('Branch option used on changeset not belonging '
 
                           'to that branch')
 

	
 
        cs = self
 
        while True:
 
            try:
 
                prev_ = cs.revision - 1
 
                if prev_ < 0:
 
                    raise IndexError
 
                prev_rev = cs.repository.revisions[prev_]
 
            except IndexError:
 
                raise ChangesetDoesNotExistError
 
            cs = cs.repository.get_changeset(prev_rev)
 

	
 
            if not branch or branch == cs.branch:
 
                return cs
 

	
 
    def diff(self, ignore_whitespace=True, context=3):
 
        # Only used to feed diffstat
 
        rev1 = self.parents[0] if self.parents else self.repository.EMPTY_CHANGESET
 
        rev2 = self
 
        return b''.join(self.repository.get_diff(rev1, rev2,
 
                                    ignore_whitespace=ignore_whitespace,
 
                                    context=context))
 

	
 
    def get_file_mode(self, path):
 
        """
 
        Returns stat mode of the file at the given ``path``.
 
        """
 
        # ensure path is traversed
 
        path = safe_str(path)
 
        self._get_id_for_path(path)
 
        return self._stat_modes[path]
 

	
 
    def get_file_content(self, path):
 
        """
 
        Returns content of the file at given ``path``.
 
        """
 
        id = self._get_id_for_path(path)
 
        blob = self.repository._repo[id]
 
        return blob.as_pretty_string()
 

	
 
    def get_file_size(self, path):
 
        """
 
        Returns size of the file at given ``path``.
 
        """
 
        id = self._get_id_for_path(path)
 
        blob = self.repository._repo[id]
 
        return blob.raw_length()
 

	
 
    def get_file_changeset(self, path):
 
        """
 
        Returns last commit of the file at the given ``path``.
 
        """
 
        return self.get_file_history(path, limit=1)[0]
 

	
 
    def get_file_history(self, path, limit=None):
 
        """
 
        Returns history of file as reversed list of ``Changeset`` objects for
 
        which file at given ``path`` has been modified.
 

	
 
        TODO: This function now uses os underlying 'git' and 'grep' commands
 
        which is generally not good. Should be replaced with algorithm
 
        iterating commits.
 
        """
 
        self._get_filectx(path)
 
        cs_id = safe_str(self.id)
 
        f_path = safe_str(path)
 

	
 
        if limit is not None:
 
            cmd = ['log', '-n', str(safe_int(limit, 0)),
 
                   '--pretty=format:%H', '-s', cs_id, '--', f_path]
 
                   '--pretty=format:%H', '-s', self.raw_id, '--', f_path]
 

	
 
        else:
 
            cmd = ['log',
 
                   '--pretty=format:%H', '-s', cs_id, '--', f_path]
 
                   '--pretty=format:%H', '-s', self.raw_id, '--', f_path]
 
        so = self.repository.run_git_command(cmd)
 
        ids = re.findall(r'[0-9a-fA-F]{40}', so)
 
        return [self.repository.get_changeset(sha) for sha in ids]
 

	
 
    def get_file_history_2(self, path):
 
        """
 
        Returns history of file as reversed list of ``Changeset`` objects for
 
        which file at given ``path`` has been modified.
 

	
 
        """
 
        self._get_filectx(path)
 
        from dulwich.walk import Walker
 
        include = [self.id]
 
        include = [self.raw_id]
 
        walker = Walker(self.repository._repo.object_store, include,
 
                        paths=[path], max_entries=1)
 
        return [self.repository.get_changeset(ascii_str(x.commit.id.decode))
 
                for x in walker]
 

	
 
    def get_file_annotate(self, path):
 
        """
 
        Returns a generator of four element tuples with
 
            lineno, sha, changeset lazy loader and line
 
        """
 
        # TODO: This function now uses os underlying 'git' command which is
 
        # generally not good. Should be replaced with algorithm iterating
 
        # commits.
 
        cmd = ['blame', '-l', '--root', '-r', self.id, '--', path]
 
        cmd = ['blame', '-l', '--root', '-r', self.raw_id, '--', path]
 
        # -l     ==> outputs long shas (and we need all 40 characters)
 
        # --root ==> doesn't put '^' character for boundaries
 
        # -r sha ==> blames for the given revision
 
        so = self.repository.run_git_command(cmd)
 

	
 
        for i, blame_line in enumerate(so.split('\n')[:-1]):
 
            sha, line = re.split(r' ', blame_line, 1)
 
            yield (i + 1, sha, lambda sha=sha: self.repository.get_changeset(sha), line)
 

	
 
    def fill_archive(self, stream=None, kind='tgz', prefix=None,
 
                     subrepos=False):
 
        """
 
        Fills up given stream.
 

	
 
        :param stream: file like object.
 
        :param kind: one of following: ``zip``, ``tgz`` or ``tbz2``.
 
            Default: ``tgz``.
 
        :param prefix: name of root directory in archive.
 
            Default is repository name and changeset's raw_id joined with dash
 
            (``repo-tip.<KIND>``).
 
        :param subrepos: include subrepos in this archive.
 

	
 
        :raise ImproperArchiveTypeError: If given kind is wrong.
 
        :raise VcsError: If given stream is None
 
        """
 
        allowed_kinds = settings.ARCHIVE_SPECS
 
        if kind not in allowed_kinds:
 
            raise ImproperArchiveTypeError('Archive kind not supported use one'
 
                'of %s' % ' '.join(allowed_kinds))
 

	
 
        if stream is None:
 
            raise VCSError('You need to pass in a valid stream for filling'
 
                           ' with archival data')
 

	
 
        if prefix is None:
 
            prefix = '%s-%s' % (self.repository.name, self.short_id)
 
        elif prefix.startswith('/'):
 
            raise VCSError("Prefix cannot start with leading slash")
 
        elif prefix.strip() == '':
 
            raise VCSError("Prefix cannot be empty")
 

	
 
        if kind == 'zip':
 
            frmt = 'zip'
 
        else:
 
            frmt = 'tar'
 
        _git_path = settings.GIT_EXECUTABLE_PATH
 
        cmd = '%s archive --format=%s --prefix=%s/ %s' % (_git_path,
 
                                                frmt, prefix, self.raw_id)
 
        if kind == 'tgz':
 
            cmd += ' | gzip -9'
 
        elif kind == 'tbz2':
 
            cmd += ' | bzip2 -9'
 

	
 
        if stream is None:
 
            raise VCSError('You need to pass in a valid stream for filling'
 
                           ' with archival data')
 
        popen = Popen(cmd, stdout=PIPE, stderr=PIPE, shell=True,
 
                      cwd=self.repository.path)
 

	
 
        buffer_size = 1024 * 8
 
        chunk = popen.stdout.read(buffer_size)
 
        while chunk:
 
            stream.write(chunk)
 
            chunk = popen.stdout.read(buffer_size)
 
        # Make sure all descriptors would be read
 
        popen.communicate()
 

	
 
    def get_nodes(self, path):
 
        """
 
        Returns combined ``DirNode`` and ``FileNode`` objects list representing
 
        state of changeset at the given ``path``. If node at the given ``path``
 
        is not instance of ``DirNode``, ChangesetError would be raised.
 
        """
 

	
 
        if self._get_kind(path) != NodeKind.DIR:
 
            raise ChangesetError("Directory does not exist for revision %s at "
 
                " '%s'" % (self.revision, path))
 
        path = self._fix_path(path)
 
        id = self._get_id_for_path(path)
 
        tree = self.repository._repo[id]
 
        dirnodes = []
 
        filenodes = []
 
        als = self.repository.alias
 
        for name, stat, id in tree.iteritems():
 
            if path != '':
 
                obj_path = '/'.join((path, name))
 
            else:
 
                obj_path = name
 
            if objects.S_ISGITLINK(stat):
 
                root_tree = self.repository._repo[self._tree_id]
 
                cf = ConfigFile.from_file(BytesIO(self.repository._repo.get_object(root_tree[b'.gitmodules'][1]).data))
 
                url = ascii_str(cf.get(('submodule', obj_path), 'url'))
 
                dirnodes.append(SubModuleNode(obj_path, url=url, changeset=ascii_str(id),
 
                                              alias=als))
 
                continue
 

	
 
            obj = self.repository._repo.get_object(id)
 
            if obj_path not in self._stat_modes:
 
                self._stat_modes[obj_path] = stat
 
            if isinstance(obj, objects.Tree):
 
                dirnodes.append(DirNode(obj_path, changeset=self))
 
            elif isinstance(obj, objects.Blob):
 
                filenodes.append(FileNode(obj_path, changeset=self, mode=stat))
 
            else:
 
                raise ChangesetError("Requested object should be Tree "
 
                                     "or Blob, is %r" % type(obj))
 
        nodes = dirnodes + filenodes
 
        for node in nodes:
 
            if node.path not in self.nodes:
 
                self.nodes[node.path] = node
 
        nodes.sort()
 
        return nodes
 

	
 
    def get_node(self, path):
 
        """
 
        Returns ``Node`` object from the given ``path``. If there is no node at
 
        the given ``path``, ``ChangesetError`` would be raised.
 
        """
 
        path = self._fix_path(path)
 
        if path not in self.nodes:
 
            try:
 
                id_ = self._get_id_for_path(path)
 
            except ChangesetError:
 
                raise NodeDoesNotExistError("Cannot find one of parents' "
 
                    "directories for a given path: %s" % path)
 

	
 
            _GL = lambda m: m and objects.S_ISGITLINK(m)
 
            if _GL(self._stat_modes.get(path)):
 
                tree = self.repository._repo[self._tree_id]
 
                cf = ConfigFile.from_file(BytesIO(self.repository._repo.get_object(tree[b'.gitmodules'][1]).data))
 
                url = ascii_str(cf.get(('submodule', path), 'url'))
 
                node = SubModuleNode(path, url=url, changeset=ascii_str(id_),
 
                                     alias=self.repository.alias)
 
            else:
 
                obj = self.repository._repo.get_object(id_)
 

	
 
                if isinstance(obj, objects.Tree):
 
                    if path == '':
 
                        node = RootNode(changeset=self)
 
                    else:
 
                        node = DirNode(path, changeset=self)
 
                    node._tree = obj
 
                elif isinstance(obj, objects.Blob):
 
                    node = FileNode(path, changeset=self)
 
                    node._blob = obj
 
                else:
 
                    raise NodeDoesNotExistError("There is no file nor directory "
 
                        "at the given path: '%s' at revision %s"
 
                        % (path, self.short_id))
 
            # cache node
 
            self.nodes[path] = node
 
        return self.nodes[path]
 

	
 
    @LazyProperty
 
    def affected_files(self):
 
        """
 
        Gets a fast accessible file changes for given changeset
 
        """
 
        added, modified, deleted = self._changes_cache
 
        return list(added.union(modified).union(deleted))
 

	
 
    @LazyProperty
 
    def _changes_cache(self):
 
        added = set()
 
        modified = set()
 
        deleted = set()
 
        _r = self.repository._repo
 

	
 
        parents = self.parents
 
        if not self.parents:
 
            parents = [EmptyChangeset()]
 
        for parent in parents:
 
            if isinstance(parent, EmptyChangeset):
 
                oid = None
 
            else:
 
                oid = _r[parent._commit.id].tree
 
            changes = _r.object_store.tree_changes(oid, _r[self._commit.id].tree)
 
            for (oldpath, newpath), (_, _), (_, _) in changes:
 
                if newpath and oldpath:
 
                    modified.add(newpath)
 
                elif newpath and not oldpath:
 
                    added.add(newpath)
 
                elif not newpath and oldpath:
 
                    deleted.add(oldpath)
 
        return added, modified, deleted
 

	
 
    def _get_paths_for_status(self, status):
 
        """
 
        Returns sorted list of paths for given ``status``.
 

	
 
        :param status: one of: *added*, *modified* or *deleted*
 
        """
 
        added, modified, deleted = self._changes_cache
 
        return sorted({
 
            'added': list(added),
 
            'modified': list(modified),
 
            'deleted': list(deleted)}[status]
 
        )
 

	
 
    @LazyProperty
 
    def added(self):
 
        """
 
        Returns list of added ``FileNode`` objects.
 
        """
 
        if not self.parents:
 
            return list(self._get_file_nodes())
 
        return AddedFileNodesGenerator([n for n in
 
                                self._get_paths_for_status('added')], self)
 

	
 
    @LazyProperty
 
    def changed(self):
 
        """
 
        Returns list of modified ``FileNode`` objects.
 
        """
 
        if not self.parents:
 
            return []
 
        return ChangedFileNodesGenerator([n for n in
 
                                self._get_paths_for_status('modified')], self)
 

	
 
    @LazyProperty
 
    def removed(self):
 
        """
 
        Returns list of removed ``FileNode`` objects.
 
        """
 
        if not self.parents:
 
            return []
 
        return RemovedFileNodesGenerator([n for n in
 
                                self._get_paths_for_status('deleted')], self)
 

	
 
    extra = {}
kallithea/lib/vcs/backends/hg/changeset.py
Show inline comments
 
import os
 
import posixpath
 

	
 
import mercurial.archival
 
import mercurial.node
 
import mercurial.obsutil
 

	
 
from kallithea.lib.vcs.backends.base import BaseChangeset
 
from kallithea.lib.vcs.conf import settings
 
from kallithea.lib.vcs.exceptions import ChangesetDoesNotExistError, ChangesetError, ImproperArchiveTypeError, NodeDoesNotExistError, VCSError
 
from kallithea.lib.vcs.nodes import (
 
    AddedFileNodesGenerator, ChangedFileNodesGenerator, DirNode, FileNode, NodeKind, RemovedFileNodesGenerator, RootNode, SubModuleNode)
 
from kallithea.lib.vcs.utils import ascii_bytes, ascii_str, date_fromtimestamp, safe_str, safe_unicode
 
from kallithea.lib.vcs.utils.lazy import LazyProperty
 
from kallithea.lib.vcs.utils.paths import get_dirs_for_path
 

	
 

	
 
class MercurialChangeset(BaseChangeset):
 
    """
 
    Represents state of the repository at a revision.
 
    """
 

	
 
    def __init__(self, repository, revision):
 
        self.repository = repository
 
        assert isinstance(revision, basestring), repr(revision)
 
        self._ctx = repository._repo[ascii_bytes(revision)]
 
        self.raw_id = ascii_str(self._ctx.hex())
 
        self.revision = self._ctx._rev
 
        self.nodes = {}
 

	
 
    @LazyProperty
 
    def tags(self):
 
        return [safe_unicode(tag) for tag in self._ctx.tags()]
 

	
 
    @LazyProperty
 
    def branch(self):
 
        return safe_unicode(self._ctx.branch())
 

	
 
    @LazyProperty
 
    def branches(self):
 
        return [safe_unicode(self._ctx.branch())]
 

	
 
    @LazyProperty
 
    def closesbranch(self):
 
        return self._ctx.closesbranch()
 

	
 
    @LazyProperty
 
    def obsolete(self):
 
        return self._ctx.obsolete()
 

	
 
    @LazyProperty
 
    def bumped(self):
 
        return self._ctx.phasedivergent()
 

	
 
    @LazyProperty
 
    def divergent(self):
 
        return self._ctx.contentdivergent()
 

	
 
    @LazyProperty
 
    def extinct(self):
 
        return self._ctx.extinct()
 

	
 
    @LazyProperty
 
    def unstable(self):
 
        return self._ctx.orphan()
 

	
 
    @LazyProperty
 
    def phase(self):
 
        if(self._ctx.phase() == 1):
 
            return 'Draft'
 
        elif(self._ctx.phase() == 2):
 
            return 'Secret'
 
        else:
 
            return ''
 

	
 
    @LazyProperty
 
    def successors(self):
 
        successors = mercurial.obsutil.successorssets(self._ctx._repo, self._ctx.node(), closest=True)
 
        if successors:
 
            # flatten the list here handles both divergent (len > 1)
 
            # and the usual case (len = 1)
 
            successors = [mercurial.node.hex(n)[:12] for sub in successors for n in sub if n != self._ctx.node()]
 

	
 
        return successors
 

	
 
    @LazyProperty
 
    def predecessors(self):
 
        return [mercurial.node.hex(n)[:12] for n in mercurial.obsutil.closestpredecessors(self._ctx._repo, self._ctx.node())]
 

	
 
    @LazyProperty
 
    def bookmarks(self):
 
        return [safe_unicode(bookmark) for bookmark in self._ctx.bookmarks()]
 

	
 
    @LazyProperty
 
    def message(self):
 
        return safe_unicode(self._ctx.description())
 

	
 
    @LazyProperty
 
    def committer(self):
 
        return safe_unicode(self.author)
 

	
 
    @LazyProperty
 
    def author(self):
 
        return safe_unicode(self._ctx.user())
 

	
 
    @LazyProperty
 
    def date(self):
 
        return date_fromtimestamp(*self._ctx.date())
 

	
 
    @LazyProperty
 
    def _timestamp(self):
 
        return self._ctx.date()[0]
 

	
 
    @LazyProperty
 
    def status(self):
 
        """
 
        Returns modified, added, removed, deleted files for current changeset
 
        """
 
        return self.repository._repo.status(self._ctx.p1().node(),
 
                                            self._ctx.node())
 

	
 
    @LazyProperty
 
    def _file_paths(self):
 
        return list(self._ctx)
 

	
 
    @LazyProperty
 
    def _dir_paths(self):
 
        p = list(set(get_dirs_for_path(*self._file_paths)))
 
        p.insert(0, '')
 
        return p
 

	
 
    @LazyProperty
 
    def _paths(self):
 
        return self._dir_paths + self._file_paths
 

	
 
    @LazyProperty
 
    def id(self):
 
        if self.last:
 
            return u'tip'
 
        return self.short_id
 

	
 
    @LazyProperty
 
    def short_id(self):
 
        return self.raw_id[:12]
 

	
 
    @LazyProperty
 
    def parents(self):
 
        """
 
        Returns list of parents changesets.
 
        """
 
        return [self.repository.get_changeset(parent.rev())
 
                for parent in self._ctx.parents() if parent.rev() >= 0]
 

	
 
    @LazyProperty
 
    def children(self):
 
        """
 
        Returns list of children changesets.
 
        """
 
        return [self.repository.get_changeset(child.rev())
 
                for child in self._ctx.children() if child.rev() >= 0]
 

	
 
    def next(self, branch=None):
 
        if branch and self.branch != branch:
 
            raise VCSError('Branch option used on changeset not belonging '
 
                           'to that branch')
 

	
 
        cs = self
 
        while True:
 
            try:
 
                next_ = cs.repository.revisions.index(cs.raw_id) + 1
 
                next_rev = cs.repository.revisions[next_]
 
            except IndexError:
 
                raise ChangesetDoesNotExistError
 
            cs = cs.repository.get_changeset(next_rev)
 

	
 
            if not branch or branch == cs.branch:
 
                return cs
 

	
 
    def prev(self, branch=None):
 
        if branch and self.branch != branch:
 
            raise VCSError('Branch option used on changeset not belonging '
 
                           'to that branch')
 

	
 
        cs = self
 
        while True:
 
            try:
 
                prev_ = cs.repository.revisions.index(cs.raw_id) - 1
 
                if prev_ < 0:
 
                    raise IndexError
 
                prev_rev = cs.repository.revisions[prev_]
 
            except IndexError:
 
                raise ChangesetDoesNotExistError
 
            cs = cs.repository.get_changeset(prev_rev)
 

	
 
            if not branch or branch == cs.branch:
 
                return cs
 

	
 
    def diff(self):
 
        # Only used to feed diffstat
 
        return b''.join(self._ctx.diff())
 

	
 
    def _fix_path(self, path):
 
        """
 
        Paths are stored without trailing slash so we need to get rid off it if
 
        needed. Also mercurial keeps filenodes as str so we need to decode
 
        from unicode to str
 
        """
 
        if path.endswith('/'):
 
            path = path.rstrip('/')
 

	
 
        return safe_str(path)
 

	
 
    def _get_kind(self, path):
 
        path = self._fix_path(path)
 
        if path in self._file_paths:
 
            return NodeKind.FILE
 
        elif path in self._dir_paths:
 
            return NodeKind.DIR
 
        else:
 
            raise ChangesetError("Node does not exist at the given path '%s'"
 
                % (path))
 

	
 
    def _get_filectx(self, path):
 
        path = self._fix_path(path)
 
        if self._get_kind(path) != NodeKind.FILE:
 
            raise ChangesetError("File does not exist for revision %s at "
 
                " '%s'" % (self.raw_id, path))
 
        return self._ctx.filectx(path)
 

	
 
    def _extract_submodules(self):
 
        """
 
        returns a dictionary with submodule information from substate file
 
        of hg repository
 
        """
 
        return self._ctx.substate
 

	
 
    def get_file_mode(self, path):
 
        """
 
        Returns stat mode of the file at the given ``path``.
 
        """
 
        fctx = self._get_filectx(path)
 
        if b'x' in fctx.flags():
 
            return 0o100755
 
        else:
 
            return 0o100644
 

	
 
    def get_file_content(self, path):
 
        """
 
        Returns content of the file at given ``path``.
 
        """
 
        fctx = self._get_filectx(path)
 
        return fctx.data()
 

	
 
    def get_file_size(self, path):
 
        """
 
        Returns size of the file at given ``path``.
 
        """
 
        fctx = self._get_filectx(path)
 
        return fctx.size()
 

	
 
    def get_file_changeset(self, path):
 
        """
 
        Returns last commit of the file at the given ``path``.
 
        """
 
        return self.get_file_history(path, limit=1)[0]
 

	
 
    def get_file_history(self, path, limit=None):
 
        """
 
        Returns history of file as reversed list of ``Changeset`` objects for
 
        which file at given ``path`` has been modified.
 
        """
 
        fctx = self._get_filectx(path)
 
        hist = []
 
        cnt = 0
 
        for cs in reversed([x for x in fctx.filelog()]):
 
            cnt += 1
 
            hist.append(mercurial.node.hex(fctx.filectx(cs).node()))
 
            if limit is not None and cnt == limit:
 
                break
 

	
 
        return [self.repository.get_changeset(node) for node in hist]
 

	
 
    def get_file_annotate(self, path):
 
        """
 
        Returns a generator of four element tuples with
 
            lineno, sha, changeset lazy loader and line
 
        """
 
        annotations = self._get_filectx(path).annotate()
 
        annotation_lines = [(annotateline.fctx, annotateline.text) for annotateline in annotations]
 
        for i, (fctx, line) in enumerate(annotation_lines):
 
            sha = ascii_str(fctx.hex())
 
            yield (i + 1, sha, lambda sha=sha: self.repository.get_changeset(sha), line)
 

	
 
    def fill_archive(self, stream=None, kind='tgz', prefix=None,
 
                     subrepos=False):
 
        """
 
        Fills up given stream.
 

	
 
        :param stream: file like object.
 
        :param kind: one of following: ``zip``, ``tgz`` or ``tbz2``.
 
            Default: ``tgz``.
 
        :param prefix: name of root directory in archive.
 
            Default is repository name and changeset's raw_id joined with dash
 
            (``repo-tip.<KIND>``).
 
        :param subrepos: include subrepos in this archive.
 

	
 
        :raise ImproperArchiveTypeError: If given kind is wrong.
 
        :raise VcsError: If given stream is None
 
        """
 
        allowed_kinds = settings.ARCHIVE_SPECS
 
        if kind not in allowed_kinds:
 
            raise ImproperArchiveTypeError('Archive kind not supported use one'
 
                'of %s' % ' '.join(allowed_kinds))
 

	
 
        if stream is None:
 
            raise VCSError('You need to pass in a valid stream for filling'
 
                           ' with archival data')
 

	
 
        if prefix is None:
 
            prefix = '%s-%s' % (self.repository.name, self.short_id)
 
        elif prefix.startswith('/'):
 
            raise VCSError("Prefix cannot start with leading slash")
 
        elif prefix.strip() == '':
 
            raise VCSError("Prefix cannot be empty")
 

	
 
        mercurial.archival.archive(self.repository._repo, stream, ascii_bytes(self.raw_id),
 
                         kind, prefix=prefix, subrepos=subrepos)
 

	
 
    def get_nodes(self, path):
 
        """
 
        Returns combined ``DirNode`` and ``FileNode`` objects list representing
 
        state of changeset at the given ``path``. If node at the given ``path``
 
        is not instance of ``DirNode``, ChangesetError would be raised.
 
        """
 

	
 
        if self._get_kind(path) != NodeKind.DIR:
 
            raise ChangesetError("Directory does not exist for revision %s at "
 
                " '%s'" % (self.revision, path))
 
        path = self._fix_path(path)
 

	
 
        filenodes = [FileNode(f, changeset=self) for f in self._file_paths
 
            if os.path.dirname(f) == path]
 
        dirs = path == '' and '' or [d for d in self._dir_paths
 
            if d and posixpath.dirname(d) == path]
 
        dirnodes = [DirNode(d, changeset=self) for d in dirs
 
            if os.path.dirname(d) == path]
 

	
 
        als = self.repository.alias
 
        for k, vals in self._extract_submodules().iteritems():
 
            #vals = url,rev,type
 
            loc = vals[0]
 
            cs = vals[1]
 
            dirnodes.append(SubModuleNode(k, url=loc, changeset=cs,
 
                                          alias=als))
 
        nodes = dirnodes + filenodes
 
        for node in nodes:
 
            self.nodes[node.path] = node
 
        nodes.sort()
 
        return nodes
 

	
 
    def get_node(self, path):
 
        """
 
        Returns ``Node`` object from the given ``path``. If there is no node at
 
        the given ``path``, ``ChangesetError`` would be raised.
 
        """
 
        path = self._fix_path(path)
 
        if path not in self.nodes:
 
            if path in self._file_paths:
 
                node = FileNode(path, changeset=self)
 
            elif path in self._dir_paths or path in self._dir_paths:
 
                if path == '':
 
                    node = RootNode(changeset=self)
 
                else:
 
                    node = DirNode(path, changeset=self)
 
            else:
 
                raise NodeDoesNotExistError("There is no file nor directory "
 
                    "at the given path: '%s' at revision %s"
 
                    % (path, self.short_id))
 
            # cache node
 
            self.nodes[path] = node
 
        return self.nodes[path]
 

	
 
    @LazyProperty
 
    def affected_files(self):
 
        """
 
        Gets a fast accessible file changes for given changeset
 
        """
 
        return self._ctx.files()
 

	
 
    @property
 
    def added(self):
 
        """
 
        Returns list of added ``FileNode`` objects.
 
        """
 
        return AddedFileNodesGenerator([n for n in self.status[1]], self)
 

	
 
    @property
 
    def changed(self):
 
        """
 
        Returns list of modified ``FileNode`` objects.
 
        """
 
        return ChangedFileNodesGenerator([n for n in self.status[0]], self)
 

	
 
    @property
 
    def removed(self):
 
        """
 
        Returns list of removed ``FileNode`` objects.
 
        """
 
        return RemovedFileNodesGenerator([n for n in self.status[2]], self)
 

	
 
    @LazyProperty
 
    def extra(self):
 
        return self._ctx.extra()
kallithea/tests/vcs/test_changesets.py
Show inline comments
 
# encoding: utf-8
 

	
 
import datetime
 

	
 
import pytest
 

	
 
from kallithea.lib import vcs
 
from kallithea.lib.vcs.backends.base import BaseChangeset
 
from kallithea.lib.vcs.exceptions import BranchDoesNotExistError, ChangesetDoesNotExistError, EmptyRepositoryError, RepositoryError
 
from kallithea.lib.vcs.nodes import AddedFileNodesGenerator, ChangedFileNodesGenerator, FileNode, RemovedFileNodesGenerator
 
from kallithea.tests.vcs.base import _BackendTestMixin
 

	
 

	
 
class TestBaseChangeset(object):
 

	
 
    def test_as_dict(self):
 
        changeset = BaseChangeset()
 
        changeset.id = 'ID'
 
        changeset.raw_id = 'RAW_ID'
 
        changeset.short_id = 'SHORT_ID'
 
        changeset.revision = 1009
 
        changeset.date = datetime.datetime(2011, 1, 30, 1, 45)
 
        changeset.message = 'Message of a commit'
 
        changeset.author = 'Joe Doe <joe.doe@example.com>'
 
        changeset.added = [FileNode('foo/bar/baz'), FileNode(u'foobar'), FileNode(u'blåbærgrød')]
 
        changeset.changed = []
 
        changeset.removed = []
 
        assert changeset.as_dict() == {
 
            'id': 'ID',
 
            'raw_id': 'RAW_ID',
 
            'short_id': 'SHORT_ID',
 
            'revision': 1009,
 
            'date': datetime.datetime(2011, 1, 30, 1, 45),
 
            'message': 'Message of a commit',
 
            'author': {
 
                'name': 'Joe Doe',
 
                'email': 'joe.doe@example.com',
 
            },
 
            'added': ['foo/bar/baz', 'foobar', u'bl\xe5b\xe6rgr\xf8d'],
 
            'changed': [],
 
            'removed': [],
 
        }
 

	
 

	
 
class _ChangesetsWithCommitsTestCaseixin(_BackendTestMixin):
 

	
 
    @classmethod
 
    def _get_commits(cls):
 
        start_date = datetime.datetime(2010, 1, 1, 20)
 
        for x in xrange(5):
 
            yield {
 
                'message': 'Commit %d' % x,
 
                'author': 'Joe Doe <joe.doe@example.com>',
 
                'date': start_date + datetime.timedelta(hours=12 * x),
 
                'added': [
 
                    FileNode('file_%d.txt' % x, content='Foobar %d' % x),
 
                ],
 
            }
 

	
 
    def test_new_branch(self):
 
        self.imc.add(vcs.nodes.FileNode('docs/index.txt',
 
            content='Documentation\n'))
 
        foobar_tip = self.imc.commit(
 
            message=u'New branch: foobar',
 
            author=u'joe',
 
            branch='foobar',
 
        )
 
        assert 'foobar' in self.repo.branches
 
        assert foobar_tip.branch == 'foobar'
 
        assert foobar_tip.branches == ['foobar']
 
        # 'foobar' should be the only branch that contains the new commit
 
        branch_tips = list(self.repo.branches.values())
 
        assert branch_tips.count(str(foobar_tip.raw_id)) == 1
 

	
 
    def test_new_head_in_default_branch(self):
 
        tip = self.repo.get_changeset()
 
        self.imc.add(vcs.nodes.FileNode('docs/index.txt',
 
            content='Documentation\n'))
 
        foobar_tip = self.imc.commit(
 
            message=u'New branch: foobar',
 
            author=u'joe',
 
            branch='foobar',
 
            parents=[tip],
 
        )
 
        self.imc.change(vcs.nodes.FileNode('docs/index.txt',
 
            content='Documentation\nand more...\n'))
 
        newtip = self.imc.commit(
 
            message=u'At default branch',
 
            author=u'joe',
 
            branch=foobar_tip.branch,
 
            parents=[foobar_tip],
 
        )
 

	
 
        newest_tip = self.imc.commit(
 
            message=u'Merged with %s' % foobar_tip.raw_id,
 
            author=u'joe',
 
            branch=self.backend_class.DEFAULT_BRANCH_NAME,
 
            parents=[newtip, foobar_tip],
 
        )
 

	
 
        assert newest_tip.branch == self.backend_class.DEFAULT_BRANCH_NAME
 
        assert newest_tip.branches == [self.backend_class.DEFAULT_BRANCH_NAME]
 

	
 
    def test_get_changesets_respects_branch_name(self):
 
        tip = self.repo.get_changeset()
 
        self.imc.add(vcs.nodes.FileNode('docs/index.txt',
 
            content='Documentation\n'))
 
        doc_changeset = self.imc.commit(
 
            message=u'New branch: docs',
 
            author=u'joe',
 
            branch='docs',
 
        )
 
        self.imc.add(vcs.nodes.FileNode('newfile', content=''))
 
        self.imc.commit(
 
            message=u'Back in default branch',
 
            author=u'joe',
 
            parents=[tip],
 
        )
 
        default_branch_changesets = self.repo.get_changesets(
 
            branch_name=self.repo.DEFAULT_BRANCH_NAME)
 
        assert doc_changeset not in default_branch_changesets
 

	
 
    def test_get_changeset_by_branch(self):
 
        for branch, sha in self.repo.branches.iteritems():
 
            assert sha == self.repo.get_changeset(branch).raw_id
 

	
 
    def test_get_changeset_by_tag(self):
 
        for tag, sha in self.repo.tags.iteritems():
 
            assert sha == self.repo.get_changeset(tag).raw_id
 

	
 
    def test_get_changeset_parents(self):
 
        for test_rev in [1, 2, 3]:
 
            sha = self.repo.get_changeset(test_rev-1)
 
            assert [sha] == self.repo.get_changeset(test_rev).parents
 

	
 
    def test_get_changeset_children(self):
 
        for test_rev in [1, 2, 3]:
 
            sha = self.repo.get_changeset(test_rev+1)
 
            assert [sha] == self.repo.get_changeset(test_rev).children
 

	
 

	
 
class _ChangesetsTestCaseMixin(_BackendTestMixin):
 
    recreate_repo_per_test = False
 

	
 
    @classmethod
 
    def _get_commits(cls):
 
        start_date = datetime.datetime(2010, 1, 1, 20)
 
        for x in xrange(5):
 
            yield {
 
                'message': u'Commit %d' % x,
 
                'author': u'Joe Doe <joe.doe@example.com>',
 
                'date': start_date + datetime.timedelta(hours=12 * x),
 
                'added': [
 
                    FileNode('file_%d.txt' % x, content='Foobar %d' % x),
 
                ],
 
            }
 

	
 
    def test_simple(self):
 
        tip = self.repo.get_changeset()
 
        assert tip.date == datetime.datetime(2010, 1, 3, 20)
 

	
 
    def test_get_changesets_is_ordered_by_date(self):
 
        changesets = list(self.repo.get_changesets())
 
        ordered_by_date = sorted(changesets,
 
            key=lambda cs: cs.date)
 

	
 
        assert changesets == ordered_by_date
 

	
 
    def test_get_changesets_respects_start(self):
 
        second_id = self.repo.revisions[1]
 
        changesets = list(self.repo.get_changesets(start=second_id))
 
        assert len(changesets) == 4
 

	
 
    def test_get_changesets_numerical_id_respects_start(self):
 
        second_id = 1
 
        changesets = list(self.repo.get_changesets(start=second_id))
 
        assert len(changesets) == 4
 

	
 
    def test_get_changesets_includes_start_changeset(self):
 
        second_id = self.repo.revisions[1]
 
        changesets = list(self.repo.get_changesets(start=second_id))
 
        assert changesets[0].raw_id == second_id
 

	
 
    def test_get_changesets_respects_end(self):
 
        second_id = self.repo.revisions[1]
 
        changesets = list(self.repo.get_changesets(end=second_id))
 
        assert changesets[-1].raw_id == second_id
 
        assert len(changesets) == 2
 

	
 
    def test_get_changesets_numerical_id_respects_end(self):
 
        second_id = 1
 
        changesets = list(self.repo.get_changesets(end=second_id))
 
        assert changesets.index(changesets[-1]) == second_id
 
        assert len(changesets) == 2
 

	
 
    def test_get_changesets_respects_both_start_and_end(self):
 
        second_id = self.repo.revisions[1]
 
        third_id = self.repo.revisions[2]
 
        changesets = list(self.repo.get_changesets(start=second_id,
 
            end=third_id))
 
        assert len(changesets) == 2
 

	
 
    def test_get_changesets_numerical_id_respects_both_start_and_end(self):
 
        changesets = list(self.repo.get_changesets(start=2, end=3))
 
        assert len(changesets) == 2
 

	
 
    def test_get_changesets_on_empty_repo_raises_EmptyRepository_error(self):
 
        repo = self.setup_empty_repo(self.backend_class)
 
        with pytest.raises(EmptyRepositoryError):
 
            list(repo.get_changesets(start='foobar'))
 

	
 
    def test_get_changesets_includes_end_changeset(self):
 
        second_id = self.repo.revisions[1]
 
        changesets = list(self.repo.get_changesets(end=second_id))
 
        assert changesets[-1].raw_id == second_id
 

	
 
    def test_get_changesets_respects_start_date(self):
 
        start_date = datetime.datetime(2010, 2, 1)
 
        for cs in self.repo.get_changesets(start_date=start_date):
 
            assert cs.date >= start_date
 

	
 
    def test_get_changesets_respects_end_date(self):
 
        start_date = datetime.datetime(2010, 1, 1)
 
        end_date = datetime.datetime(2010, 2, 1)
 
        for cs in self.repo.get_changesets(start_date=start_date,
 
                                           end_date=end_date):
 
            assert cs.date >= start_date
 
            assert cs.date <= end_date
 

	
 
    def test_get_changesets_respects_start_date_and_end_date(self):
 
        end_date = datetime.datetime(2010, 2, 1)
 
        for cs in self.repo.get_changesets(end_date=end_date):
 
            assert cs.date <= end_date
 

	
 
    def test_get_changesets_respects_reverse(self):
 
        changesets_id_list = [cs.raw_id for cs in
 
            self.repo.get_changesets(reverse=True)]
 
        assert changesets_id_list == list(reversed(self.repo.revisions))
 

	
 
    def test_get_filenodes_generator(self):
 
        tip = self.repo.get_changeset()
 
        filepaths = [node.path for node in tip.get_filenodes_generator()]
 
        assert filepaths == ['file_%d.txt' % x for x in xrange(5)]
 

	
 
    def test_size(self):
 
        tip = self.repo.get_changeset()
 
        size = 5 * len('Foobar N') # Size of 5 files
 
        assert tip.size == size
 

	
 
    def test_author(self):
 
        tip = self.repo.get_changeset()
 
        assert tip.author == u'Joe Doe <joe.doe@example.com>'
 

	
 
    def test_author_name(self):
 
        tip = self.repo.get_changeset()
 
        assert tip.author_name == u'Joe Doe'
 

	
 
    def test_author_email(self):
 
        tip = self.repo.get_changeset()
 
        assert tip.author_email == u'joe.doe@example.com'
 

	
 
    def test_get_changesets_raise_changesetdoesnotexist_for_wrong_start(self):
 
        with pytest.raises(ChangesetDoesNotExistError):
 
            list(self.repo.get_changesets(start='foobar'))
 

	
 
    def test_get_changesets_raise_changesetdoesnotexist_for_wrong_end(self):
 
        with pytest.raises(ChangesetDoesNotExistError):
 
            list(self.repo.get_changesets(end='foobar'))
 

	
 
    def test_get_changesets_raise_branchdoesnotexist_for_wrong_branch_name(self):
 
        with pytest.raises(BranchDoesNotExistError):
 
            list(self.repo.get_changesets(branch_name='foobar'))
 

	
 
    def test_get_changesets_raise_repositoryerror_for_wrong_start_end(self):
 
        start = self.repo.revisions[-1]
 
        end = self.repo.revisions[0]
 
        with pytest.raises(RepositoryError):
 
            list(self.repo.get_changesets(start=start, end=end))
 

	
 
    def test_get_changesets_numerical_id_reversed(self):
 
        with pytest.raises(RepositoryError):
 
            [x for x in self.repo.get_changesets(start=3, end=2)]
 

	
 
    def test_get_changesets_numerical_id_respects_both_start_and_end_last(self):
 
        with pytest.raises(RepositoryError):
 
            last = len(self.repo.revisions)
 
            list(self.repo.get_changesets(start=last-1, end=last-2))
 

	
 
    def test_get_changesets_numerical_id_last_zero_error(self):
 
        with pytest.raises(RepositoryError):
 
            last = len(self.repo.revisions)
 
            list(self.repo.get_changesets(start=last-1, end=0))
 

	
 

	
 
class _ChangesetsChangesTestCaseMixin(_BackendTestMixin):
 
    recreate_repo_per_test = False
 

	
 
    @classmethod
 
    def _get_commits(cls):
 
        return [
 
            {
 
                'message': u'Initial',
 
                'author': u'Joe Doe <joe.doe@example.com>',
 
                'date': datetime.datetime(2010, 1, 1, 20),
 
                'added': [
 
                    FileNode('foo/bar', content='foo'),
 
                    FileNode('foo/bał', content='foo'),
 
                    FileNode('foobar', content='foo'),
 
                    FileNode('qwe', content='foo'),
 
                ],
 
            },
 
            {
 
                'message': u'Massive changes',
 
                'author': u'Joe Doe <joe.doe@example.com>',
 
                'date': datetime.datetime(2010, 1, 1, 22),
 
                'added': [FileNode('fallout', content='War never changes')],
 
                'changed': [
 
                    FileNode('foo/bar', content='baz'),
 
                    FileNode('foobar', content='baz'),
 
                ],
 
                'removed': [FileNode('qwe')],
 
            },
 
        ]
 

	
 
    def test_initial_commit(self):
 
        changeset = self.repo.get_changeset(0)
 
        assert sorted(list(changeset.added)) == sorted([
 
            changeset.get_node('foo/bar'),
 
            changeset.get_node('foo/bał'),
 
            changeset.get_node('foobar'),
 
            changeset.get_node('qwe'),
 
        ])
 
        assert list(changeset.changed) == []
 
        assert list(changeset.removed) == []
 
        assert u'foo/ba\u0142' in changeset.as_dict()['added']
 
        assert u'foo/ba\u0142' in changeset.__json__(with_file_list=True)['added']
 

	
 
    def test_head_added(self):
 
        changeset = self.repo.get_changeset()
 
        assert isinstance(changeset.added, AddedFileNodesGenerator)
 
        assert list(changeset.added) == [
 
            changeset.get_node('fallout'),
 
        ]
 
        assert isinstance(changeset.changed, ChangedFileNodesGenerator)
 
        assert list(changeset.changed) == [
 
            changeset.get_node('foo/bar'),
 
            changeset.get_node('foobar'),
 
        ]
 
        assert isinstance(changeset.removed, RemovedFileNodesGenerator)
 
        assert len(changeset.removed) == 1
 
        assert list(changeset.removed)[0].path == 'qwe'
 

	
 
    def test_get_filemode(self):
 
        changeset = self.repo.get_changeset()
 
        assert 33188 == changeset.get_file_mode('foo/bar')
 

	
 
    def test_get_filemode_non_ascii(self):
 
        changeset = self.repo.get_changeset()
 
        assert 33188 == changeset.get_file_mode('foo/bał')
 
        assert 33188 == changeset.get_file_mode(u'foo/bał')
 

	
 

	
 
class TestGitChangesetsWithCommits(_ChangesetsWithCommitsTestCaseixin):
 
    backend_alias = 'git'
 

	
 

	
 
class TestGitChangesets(_ChangesetsTestCaseMixin):
 
    backend_alias = 'git'
 

	
 

	
 
class TestGitChangesetsChanges(_ChangesetsChangesTestCaseMixin):
 
    backend_alias = 'git'
 

	
 

	
 
class TestHgChangesetsWithCommits(_ChangesetsWithCommitsTestCaseixin):
 
    backend_alias = 'hg'
 

	
 

	
 
class TestHgChangesets(_ChangesetsTestCaseMixin):
 
    backend_alias = 'hg'
 

	
 

	
 
class TestHgChangesetsChanges(_ChangesetsChangesTestCaseMixin):
 
    backend_alias = 'hg'
kallithea/tests/vcs/test_inmemchangesets.py
Show inline comments
 
# encoding: utf-8
 
"""
 
Tests so called "in memory changesets" commit API of vcs.
 
"""
 

	
 
import datetime
 

	
 
import pytest
 

	
 
from kallithea.lib.vcs.exceptions import (
 
    EmptyRepositoryError, NodeAlreadyAddedError, NodeAlreadyChangedError, NodeAlreadyExistsError, NodeAlreadyRemovedError, NodeDoesNotExistError, NodeNotChangedError)
 
from kallithea.lib.vcs.nodes import DirNode, FileNode
 
from kallithea.lib.vcs.utils import safe_unicode
 
from kallithea.tests.vcs.base import _BackendTestMixin
 

	
 

	
 
class InMemoryChangesetTestMixin(_BackendTestMixin):
 

	
 
    @classmethod
 
    def _get_commits(cls):
 
        # Note: this is slightly different than the regular _get_commits methods
 
        # as we don't actually return any commits. The creation of commits is
 
        # handled in the tests themselves.
 
        cls.nodes = [
 
            FileNode('foobar', content='Foo & bar'),
 
            FileNode('foobar2', content='Foo & bar, doubled!'),
 
            FileNode('foo bar with spaces', content=''),
 
            FileNode('foo/bar/baz', content='Inside'),
 
            FileNode('foo/bar/file.bin', content='\xd0\xcf\x11\xe0\xa1\xb1\x1a\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00;\x00\x03\x00\xfe\xff\t\x00\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x1a\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x18\x00\x00\x00\x01\x00\x00\x00\xfe\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff'),
 
        ]
 
        commits = []
 
        return commits
 

	
 
    def test_add(self):
 
        rev_count = len(self.repo.revisions)
 
        to_add = [FileNode(node.path, content=node.content)
 
            for node in self.nodes]
 
        for node in to_add:
 
            self.imc.add(node)
 
        message = u'Added: %s' % ', '.join((node.path for node in self.nodes))
 
        author = unicode(self.__class__)
 
        changeset = self.imc.commit(message=message, author=author)
 

	
 
        newtip = self.repo.get_changeset()
 
        assert changeset == newtip
 
        assert rev_count + 1 == len(self.repo.revisions)
 
        assert newtip.message == message
 
        assert newtip.author == author
 
        assert not any((
 
            self.imc.added,
 
            self.imc.changed,
 
            self.imc.removed
 
        ))
 
        for node in to_add:
 
            assert newtip.get_node(node.path).content == node.content
 

	
 
    def test_add_in_bulk(self):
 
        rev_count = len(self.repo.revisions)
 
        to_add = [FileNode(node.path, content=node.content)
 
            for node in self.nodes]
 
        self.imc.add(*to_add)
 
        message = u'Added: %s' % ', '.join((node.path for node in self.nodes))
 
        author = unicode(self.__class__)
 
        changeset = self.imc.commit(message=message, author=author)
 

	
 
        newtip = self.repo.get_changeset()
 
        assert changeset == newtip
 
        assert rev_count + 1 == len(self.repo.revisions)
 
        assert newtip.message == message
 
        assert newtip.author == author
 
        assert not any((
 
            self.imc.added,
 
            self.imc.changed,
 
            self.imc.removed
 
        ))
 
        for node in to_add:
 
            assert newtip.get_node(node.path).content == node.content
 

	
 
    def test_add_actually_adds_all_nodes_at_second_commit_too(self):
 
        self.imc.add(FileNode('foo/bar/image.png', content='\0'))
 
        self.imc.add(FileNode('foo/README.txt', content='readme!'))
 
        changeset = self.imc.commit(u'Initial', u'joe.doe@example.com')
 
        assert isinstance(changeset.get_node('foo'), DirNode)
 
        assert isinstance(changeset.get_node('foo/bar'), DirNode)
 
        assert changeset.get_node('foo/bar/image.png').content == b'\0'
 
        assert changeset.get_node('foo/README.txt').content == b'readme!'
 

	
 
        # commit some more files again
 
        to_add = [
 
            FileNode('foo/bar/foobaz/bar', content='foo'),
 
            FileNode('foo/bar/another/bar', content='foo'),
 
            FileNode('foo/baz.txt', content='foo'),
 
            FileNode('foobar/foobaz/file', content='foo'),
 
            FileNode('foobar/barbaz', content='foo'),
 
        ]
 
        self.imc.add(*to_add)
 
        changeset = self.imc.commit(u'Another', u'joe.doe@example.com')
 
        changeset.get_node('foo/bar/foobaz/bar').content == b'foo'
 
        changeset.get_node('foo/bar/another/bar').content == b'foo'
 
        changeset.get_node('foo/baz.txt').content == b'foo'
 
        changeset.get_node('foobar/foobaz/file').content == b'foo'
 
        changeset.get_node('foobar/barbaz').content == b'foo'
 

	
 
    def test_add_non_ascii_files(self):
 
        rev_count = len(self.repo.revisions)
 
        to_add = [
 
            FileNode('żółwik/zwierzątko', content='ćććć'),
 
            FileNode(u'żółwik/zwierzątko_uni', content=u'ćććć'),
 
        ]
 
        for node in to_add:
 
            self.imc.add(node)
 
        message = u'Added: %s' % ', '.join((node.path for node in self.nodes))
 
        author = unicode(self.__class__)
 
        changeset = self.imc.commit(message=message, author=author)
 

	
 
        newtip = self.repo.get_changeset()
 
        assert changeset == newtip
 
        assert rev_count + 1 == len(self.repo.revisions)
 
        assert newtip.message == message
 
        assert newtip.author == author
 
        assert not any((
 
            self.imc.added,
 
            self.imc.changed,
 
            self.imc.removed
 
        ))
 
        for node in to_add:
 
            assert newtip.get_node(node.path).content == node.content
 

	
 
    def test_add_raise_already_added(self):
 
        node = FileNode('foobar', content='baz')
 
        self.imc.add(node)
 
        with pytest.raises(NodeAlreadyAddedError):
 
            self.imc.add(node)
 

	
 
    def test_check_integrity_raise_already_exist(self):
 
        node = FileNode('foobar', content='baz')
 
        self.imc.add(node)
 
        self.imc.commit(message=u'Added foobar', author=unicode(self))
 
        self.imc.add(node)
 
        with pytest.raises(NodeAlreadyExistsError):
 
            self.imc.commit(message='new message',
 
                            author=str(self))
 

	
 
    def test_change(self):
 
        self.imc.add(FileNode('foo/bar/baz', content='foo'))
 
        self.imc.add(FileNode('foo/fbar', content='foobar'))
 
        tip = self.imc.commit(u'Initial', u'joe.doe@example.com')
 

	
 
        # Change node's content
 
        node = FileNode('foo/bar/baz', content='My **changed** content')
 
        self.imc.change(node)
 
        self.imc.commit(u'Changed %s' % node.path, u'joe.doe@example.com')
 

	
 
        newtip = self.repo.get_changeset()
 
        assert tip != newtip
 
        assert tip.id != newtip.id
 
        assert tip.raw_id != newtip.raw_id
 
        assert newtip.get_node('foo/bar/baz').content == b'My **changed** content'
 

	
 
    def test_change_non_ascii(self):
 
        to_add = [
 
            FileNode('żółwik/zwierzątko', content='ćććć'),
 
            FileNode(u'żółwik/zwierzątko_uni', content=u'ćććć'),
 
        ]
 
        for node in to_add:
 
            self.imc.add(node)
 

	
 
        tip = self.imc.commit(u'Initial', u'joe.doe@example.com')
 

	
 
        # Change node's content
 
        node = FileNode('żółwik/zwierzątko', content='My **changed** content')
 
        self.imc.change(node)
 
        self.imc.commit(u'Changed %s' % safe_unicode(node.path),
 
                        u'joe.doe@example.com')
 

	
 
        node = FileNode(u'żółwik/zwierzątko_uni', content=u'My **changed** content')
 
        self.imc.change(node)
 
        self.imc.commit(u'Changed %s' % safe_unicode(node.path),
 
                        u'joe.doe@example.com')
 

	
 
        newtip = self.repo.get_changeset()
 
        assert tip != newtip
 
        assert tip.id != newtip.id
 
        assert tip.raw_id != newtip.raw_id
 

	
 
        assert newtip.get_node('żółwik/zwierzątko').content == b'My **changed** content'
 
        assert newtip.get_node('żółwik/zwierzątko_uni').content == b'My **changed** content'
 

	
 
    def test_change_raise_empty_repository(self):
 
        node = FileNode('foobar')
 
        with pytest.raises(EmptyRepositoryError):
 
            self.imc.change(node)
 

	
 
    def test_check_integrity_change_raise_node_does_not_exist(self):
 
        node = FileNode('foobar', content='baz')
 
        self.imc.add(node)
 
        self.imc.commit(message=u'Added foobar', author=unicode(self))
 
        node = FileNode('not-foobar', content='')
 
        self.imc.change(node)
 
        with pytest.raises(NodeDoesNotExistError):
 
            self.imc.commit(message='Changed not existing node', author=str(self))
 

	
 
    def test_change_raise_node_already_changed(self):
 
        node = FileNode('foobar', content='baz')
 
        self.imc.add(node)
 
        self.imc.commit(message=u'Added foobar', author=unicode(self))
 
        node = FileNode('foobar', content='more baz')
 
        self.imc.change(node)
 
        with pytest.raises(NodeAlreadyChangedError):
 
            self.imc.change(node)
 

	
 
    def test_check_integrity_change_raise_node_not_changed(self):
 
        self.test_add()  # Performs first commit
 

	
 
        node = FileNode(self.nodes[0].path, content=self.nodes[0].content)
 
        self.imc.change(node)
 
        with pytest.raises(NodeNotChangedError):
 
            self.imc.commit(
 
                message=u'Trying to mark node as changed without touching it',
 
                author=unicode(self)
 
            )
 

	
 
    def test_change_raise_node_already_removed(self):
 
        node = FileNode('foobar', content='baz')
 
        self.imc.add(node)
 
        self.imc.commit(message=u'Added foobar', author=unicode(self))
 
        self.imc.remove(FileNode('foobar'))
 
        with pytest.raises(NodeAlreadyRemovedError):
 
            self.imc.change(node)
 

	
 
    def test_remove(self):
 
        self.test_add()  # Performs first commit
 

	
 
        tip = self.repo.get_changeset()
 
        node = self.nodes[0]
 
        assert node.content == tip.get_node(node.path).content
 
        self.imc.remove(node)
 
        self.imc.commit(message=u'Removed %s' % node.path, author=unicode(self))
 

	
 
        newtip = self.repo.get_changeset()
 
        assert tip != newtip
 
        assert tip.id != newtip.id
 
        assert tip.raw_id != newtip.raw_id
 
        with pytest.raises(NodeDoesNotExistError):
 
            newtip.get_node(node.path)
 

	
 
    def test_remove_last_file_from_directory(self):
 
        node = FileNode('omg/qwe/foo/bar', content='foobar')
 
        self.imc.add(node)
 
        self.imc.commit(u'added', u'joe doe')
 

	
 
        self.imc.remove(node)
 
        tip = self.imc.commit(u'removed', u'joe doe')
 
        with pytest.raises(NodeDoesNotExistError):
 
            tip.get_node('omg/qwe/foo/bar')
 

	
 
    def test_remove_raise_node_does_not_exist(self):
 
        self.imc.remove(self.nodes[0])
 
        with pytest.raises(NodeDoesNotExistError):
 
            self.imc.commit(
 
                message='Trying to remove node at empty repository',
 
                author=str(self)
 
            )
 

	
 
    def test_check_integrity_remove_raise_node_does_not_exist(self):
 
        self.test_add()  # Performs first commit
 

	
 
        node = FileNode('no-such-file')
 
        self.imc.remove(node)
 
        with pytest.raises(NodeDoesNotExistError):
 
            self.imc.commit(
 
                message=u'Trying to remove not existing node',
 
                author=unicode(self)
 
            )
 

	
 
    def test_remove_raise_node_already_removed(self):
 
        self.test_add() # Performs first commit
 

	
 
        node = FileNode(self.nodes[0].path)
 
        self.imc.remove(node)
 
        with pytest.raises(NodeAlreadyRemovedError):
 
            self.imc.remove(node)
 

	
 
    def test_remove_raise_node_already_changed(self):
 
        self.test_add()  # Performs first commit
 

	
 
        node = FileNode(self.nodes[0].path, content='Bending time')
 
        self.imc.change(node)
 
        with pytest.raises(NodeAlreadyChangedError):
 
            self.imc.remove(node)
 

	
 
    def test_reset(self):
 
        self.imc.add(FileNode('foo', content='bar'))
 
        #self.imc.change(FileNode('baz', content='new'))
 
        #self.imc.remove(FileNode('qwe'))
 
        self.imc.reset()
 
        assert not any((
 
            self.imc.added,
 
            self.imc.changed,
 
            self.imc.removed
 
        ))
 

	
 
    def test_multiple_commits(self):
 
        N = 3  # number of commits to perform
 
        last = None
 
        for x in xrange(N):
 
            fname = 'file%s' % str(x).rjust(5, '0')
 
            content = 'foobar\n' * x
 
            node = FileNode(fname, content=content)
 
            self.imc.add(node)
 
            commit = self.imc.commit(u"Commit no. %s" % (x + 1), author=u'vcs')
 
            assert last != commit
 
            last = commit
 

	
 
        # Check commit number for same repo
 
        assert len(self.repo.revisions) == N
 

	
 
        # Check commit number for recreated repo
 
        assert len(self.repo.revisions) == N
 

	
 
    def test_date_attr(self):
 
        node = FileNode('foobar.txt', content='Foobared!')
 
        self.imc.add(node)
 
        date = datetime.datetime(1985, 1, 30, 1, 45)
 
        commit = self.imc.commit(u"Committed at time when I was born ;-)",
 
            author=u'lb <lb@example.com>', date=date)
 

	
 
        assert commit.date == date
 

	
 

	
 
class TestGitInMemoryChangeset(InMemoryChangesetTestMixin):
 
    backend_alias = 'git'
 

	
 

	
 
class TestHgInMemoryChangeset(InMemoryChangesetTestMixin):
 
    backend_alias = 'hg'
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