def test_git_mnemonicprefix(self):
p = re.compile(r' ([a|b])/')
prefixes = [
{
'a': 'i',
'b': 'w'
}, # git-diff (compares the (i)ndex and the (w)ork tree)
{
'a': 'c',
'b': 'w'
}, # git-diff HEAD (compares a (c)ommit and the (w)ork tree)
{
'a': 'c',
'b': 'i'
}, # git diff --cached (compares a (c)ommit and the (i)ndex)
{
'a': 'o',
'b': 'w'
}, # git-diff HEAD:file1 file2 (compares an (o)bject and a (w)ork tree entity)
{
'a': '1',
'b': '2'
}, # git diff --no-index a b (compares two non-git things (1) and (2))
]
for prefix in prefixes:
patch = p.sub(lambda x: " %s/" % prefix[x.group(1)],
DIFF_TEST_DATA)
self.test_diff_parser(diff_parser.DiffParser(patch.splitlines()))
def test_diff_parser(self, parser=None):
if not parser:
parser = diff_parser.DiffParser(DIFF_TEST_DATA.splitlines())
self.assertEqual(3, len(parser.files))
self.assertTrue(
'WebCore/rendering/style/StyleFlexibleBoxData.h' in parser.files)
diff = parser.files['WebCore/rendering/style/StyleFlexibleBoxData.h']
self.assertEqual(7, len(diff.lines))
# The first two unchaged lines.
self.assertEqual((47, 47), diff.lines[0][0:2])
self.assertEqual('', diff.lines[0][2])
self.assertEqual((48, 48), diff.lines[1][0:2])
self.assertEqual(' unsigned align : 3; // EBoxAlignment',
diff.lines[1][2])
# The deleted line
self.assertEqual((50, 0), diff.lines[3][0:2])
self.assertEqual(' unsigned orient: 1; // EBoxOrient',
diff.lines[3][2])
# The first file looks OK. Let's check the next, more complicated file.
self.assertTrue('WebCore/rendering/style/StyleRareInheritedData.cpp' in
parser.files)
diff = parser.files[
'WebCore/rendering/style/StyleRareInheritedData.cpp']
# There are 3 chunks.
self.assertEqual(7 + 7 + 9, len(diff.lines))
# Around an added line.
self.assertEqual((60, 61), diff.lines[9][0:2])
self.assertEqual((0, 62), diff.lines[10][0:2])
self.assertEqual((61, 63), diff.lines[11][0:2])
# Look through the last chunk, which contains both add's and delete's.
self.assertEqual((81, 83), diff.lines[14][0:2])
self.assertEqual((82, 84), diff.lines[15][0:2])
self.assertEqual((83, 85), diff.lines[16][0:2])
self.assertEqual((84, 0), diff.lines[17][0:2])
self.assertEqual((0, 86), diff.lines[18][0:2])
self.assertEqual((0, 87), diff.lines[19][0:2])
self.assertEqual((85, 88), diff.lines[20][0:2])
self.assertEqual((86, 89), diff.lines[21][0:2])
self.assertEqual((87, 90), diff.lines[22][0:2])
# Check if a newly added file is correctly handled.
diff = parser.files[
'LayoutTests/platform/mac/fast/flexbox/box-orient-button-expected.checksum']
self.assertEqual(1, len(diff.lines))
self.assertEqual((0, 1), diff.lines[0][0:2])
def test_diff_parser(self):
parser = diff_parser.DiffParser(self._PATCH)
self.assertEquals(2, len(parser.files))
self.assertTrue(
'WebCore/rendering/style/StyleFlexibleBoxData.h' in parser.files)
diff = parser.files['WebCore/rendering/style/StyleFlexibleBoxData.h']
self.assertEquals(7, len(diff.lines))
# The first two unchaged lines.
self.assertEquals((47, 47), diff.lines[0][0:2])
self.assertEquals('', diff.lines[0][2])
self.assertEquals((48, 48), diff.lines[1][0:2])
self.assertEquals(' unsigned align : 3; // EBoxAlignment',
diff.lines[1][2])
# The deleted line
self.assertEquals((50, 0), diff.lines[3][0:2])
self.assertEquals(' unsigned orient: 1; // EBoxOrient',
diff.lines[3][2])
# The first file looks OK. Let's check the next, more complicated file.
self.assertTrue('WebCore/rendering/style/StyleRareInheritedData.cpp' in
parser.files)
diff = parser.files[
'WebCore/rendering/style/StyleRareInheritedData.cpp']
# There are 3 chunks.
self.assertEquals(7 + 7 + 9, len(diff.lines))
# Around an added line.
self.assertEquals((60, 61), diff.lines[9][0:2])
self.assertEquals((0, 62), diff.lines[10][0:2])
self.assertEquals((61, 63), diff.lines[11][0:2])
# Look through the last chunk, which contains both add's and delete's.
self.assertEquals((81, 83), diff.lines[14][0:2])
self.assertEquals((82, 84), diff.lines[15][0:2])
self.assertEquals((83, 85), diff.lines[16][0:2])
self.assertEquals((84, 0), diff.lines[17][0:2])
self.assertEquals((0, 86), diff.lines[18][0:2])
self.assertEquals((0, 87), diff.lines[19][0:2])
self.assertEquals((85, 88), diff.lines[20][0:2])
self.assertEquals((86, 89), diff.lines[21][0:2])
self.assertEquals((87, 90), diff.lines[22][0:2])
