kallithea Changeset - 8dce5e58eae3

Changeset - 8dce5e58eae3

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Thomas De Schampheleire - 5 years ago 2020-10-27 20:29:07
thomas.de_schampheleire@nokia.com

Grafted from: e3d2ba81a2c9

diffs: add doctests for _escaper, also showing incorrect behavior

Add some doctests for the _escaper function.
Note: some tests now show incorrect behavior that will be fixed soon.

1 file changed with 38 insertions and 1 deletions:

kallithea/lib/diffs.py

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kallithea/lib/diffs.py

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@@ @@ -428,50 +428,87 @@ class DiffProcessor(object): @@
                             peekline = next(lineiter)
                         except StopIteration:
                             # add was last line - ok
                             _highlight_inline_diff(delline, addline)
                             raise
                         if peekline['action'] != 'add':
                             # there was only one add line - ok
                             _highlight_inline_diff(delline, addline)
                 except StopIteration:
                     pass
         return _files
     def stat(self):
         """
         Returns tuple of added, and removed lines for this instance
         """
         return self.adds, self.removes
 _escape_re = re.compile(r'(&)|(<)|(>)|(\t)|(\r)|(?<=.)( \n| $)|(\t\n|\t$)')
 def _escaper(diff_line):
     """
+    r"""
     Do HTML escaping/markup of a single diff line (including first +/- column)
     >>> _escaper('foobar')
     'foobar'
     >>> _escaper('@foo & bar')
     '@foo &amp; bar'
     >>> _escaper('+foo < bar')
     '+foo &lt; bar'
     >>> _escaper('-foo > bar')
     '-foo &gt; bar'
     >>> _escaper(' <foo>')
     ' &lt;foo&gt;'
     >>> _escaper(' foo\tbar')
     ' foo<u>\t</u>bar'
     >>> _escaper(' foo\rbar\r')
     ' foo<u class="cr"></u>bar<u class="cr"></u>'
     >>> _escaper(' foo\t')
     ' foo<u>\t</u>'
     >>> _escaper(' foo ')
     ' foo <i></i>'
     >>> _escaper(' foo  ')
     ' foo  <i></i>'
     >>> _escaper(' ')
     ' '
     >>> _escaper('  ')
     '  <i></i>'
     >>> _escaper(' \t')
     ' <u>\t</u>'
     >>> _escaper(' \t  ')
     ' <u>\t</u>  <i></i>'
     >>> _escaper('   \t')
     '   <u>\t</u>'
     >>> _escaper(' \t\t  ')
     ' <u>\t</u><u>\t</u>  <i></i>'
     >>> _escaper('   \t\t')
     '   <u>\t</u><u>\t</u>'
     >>> _escaper(' foo&bar<baz>  ')
     ' foo&amp;bar&lt;baz&gt;  <i></i>'
     """
     def substitute(m):
         groups = m.groups()
         if groups[0]:
             return '&amp;'
         if groups[1]:
             return '&lt;'
         if groups[2]:
             return '&gt;'
         if groups[3]:
             return '<u>\t</u>'  # Note: trailing tabs will get a longer match later
         if groups[4]:
             return '<u class="cr"></u>'
         if groups[5]:
             return ' <i></i>'
         if groups[6]:
             return '<u>\t</u><i></i>'
         assert False
     return _escape_re.sub(substitute, diff_line)
 _git_header_re = re.compile(br"""

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