Files @ 45a281a0f36f
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Location: kallithea/kallithea/tests/vcs/__init__.py

branko
tests: Remove metaprogramming constructs for vcs test classes (issue #309):

- Removed use of the globals() and type() constructs to
programatically instantiate Git/Mercurial-specific test
classes. This should make it a bit clearer what tests are being run
at the expense of possible future VCS additions.
- Removed the SCM_TESTS VCS test configuration variable, since it got
removed. Previously it was used for instantiating test classes.
- Updated small snippet of inline documentation that described the use
of SCM_TESTS variable. New text points to inheriting from generic
test classes instead.
- base.py had a dead snippet - kill it.
"""
Unit tests for vcs_ library.

While some tests are implemented for a specific backend, a huge number
is completely independent of the underlying backend.

For such independent tests a base testing class is implemented, and
backend-specific test classes are defined. These sub-classes simply
need to set the correct backend to use by setting the
``backend_alias`` property, which should correspond to one of the keys
from ``vcs.backends.BACKENDS``.

For each SCM we run tests for, we need some repository. We would use
repositories location provided in test suite defaults - see ``conf``
module for more detail. We simply try to check if repository at
certain location exists, if not we would try to fetch them. At
``test_vcs`` or ``test_common`` we run unit tests common for each
repository type and for example specific mercurial tests are located
at ``test_hg`` module.
"""

import os
import shutil

from kallithea.tests.base import TEST_HG_REPO, HG_REMOTE_REPO, TEST_GIT_REPO, GIT_REMOTE_REPO, TESTS_TMP_PATH
from kallithea.tests.vcs.utils import SCMFetcher


# Base directory for the VCS tests.
VCS_TEST_MODULE_BASE_DIR = os.path.abspath(os.path.dirname(__file__))

# Path to user configuration file used during tests.
TEST_USER_CONFIG_FILE = os.path.join(TESTS_TMP_PATH, 'aconfig')


def setup_package():
    """
    Prepares whole package for tests which mainly means it would try to fetch
    test repositories or use already existing ones.
    """
    fetchers = {
        'hg': {
            'alias': 'hg',
            'test_repo_path': TEST_HG_REPO,
            'remote_repo': HG_REMOTE_REPO,
            'clone_cmd': 'hg clone --insecure',
        },
        'git': {
            'alias': 'git',
            'test_repo_path': TEST_GIT_REPO,
            'remote_repo': GIT_REMOTE_REPO,
            'clone_cmd': 'git clone --bare',
        },
    }

    for scm, fetcher_info in fetchers.items():
        fetcher = SCMFetcher(**fetcher_info)
        fetcher.setup()

    # Copy the test user configuration file to location where
    # temporary test data is stored at.
    shutil.copy(os.path.join(VCS_TEST_MODULE_BASE_DIR, 'aconfig'), TEST_USER_CONFIG_FILE)