def test_to_patch(self):
self.assertEqual(['i 0\n', '\n'],
list(multiparent.NewText([]).to_patch()))
self.assertEqual(['i 1\n', 'a', '\n'],
list(multiparent.NewText(['a']).to_patch()))
self.assertEqual(['i 1\n', 'a\n', '\n'],
list(multiparent.NewText(['a\n']).to_patch()))
def test_num_lines(self):
mp = multiparent.MultiParent([multiparent.NewText(['a\n'])])
self.assertEqual(1, mp.num_lines())
mp.hunks.append(multiparent.NewText(['b\n', 'c\n']))
self.assertEqual(3, mp.num_lines())
mp.hunks.append(multiparent.ParentText(0, 0, 3, 2))
self.assertEqual(5, mp.num_lines())
mp.hunks.append(multiparent.NewText(['f\n', 'g\n']))
self.assertEqual(7, mp.num_lines())
def test_from_patch(self):
self.assertEqual(multiparent.MultiParent(
[multiparent.NewText(['a\n']),
multiparent.ParentText(0, 1, 2, 3)]),
multiparent.MultiParent.from_patch('i 1\na\n\nc 0 1 2 3'))
self.assertEqual(multiparent.MultiParent(
[multiparent.NewText(['a']),
multiparent.ParentText(0, 1, 2, 3)]),
multiparent.MultiParent.from_patch('i 1\na\nc 0 1 2 3\n'))
def test_eq(self):
diff = multiparent.MultiParent.from_lines(LINES_1)
diff2 = multiparent.MultiParent.from_lines(LINES_1)
self.assertEqual(diff, diff2)
diff3 = multiparent.MultiParent.from_lines(LINES_2)
self.assertFalse(diff == diff3)
self.assertFalse(diff == Mock(hunks=[multiparent.NewText(LINES_1)]))
self.assertEqual(multiparent.MultiParent(
[multiparent.NewText(LINES_1),
multiparent.ParentText(0, 1, 2, 3)]),
multiparent.MultiParent(
[multiparent.NewText(LINES_1),
multiparent.ParentText(0, 1, 2, 3)]))
def test_range_iterator(self):
diff = multiparent.MultiParent.from_lines(LINES_1, [LINES_2, LINES_3])
diff.hunks.append(multiparent.NewText(['q\n']))
self.assertEqual([(0, 4, 'parent', (1, 0, 4)),
(4, 5, 'parent', (0, 3, 4)),
(5, 6, 'new', ['q\n'])],
list(diff.range_iterator()))
def test_to_patch(self):
self.assertEqual(['i 1\n', 'a\n', '\n', 'c 0 1 2 3\n'],
list(
multiparent.MultiParent([
multiparent.NewText(['a\n']),
multiparent.ParentText(0, 1, 2, 3)
]).to_patch()))
def test_compute_diffs(self):
vf = self.make_three_vf()
# The content is in the order requested, even if it isn't topological
gen = versionedfile._MPDiffGenerator(vf, [('two', ), ('three', ),
('one', )])
diffs = gen.compute_diffs()
expected_diffs = [
multiparent.MultiParent([
multiparent.ParentText(0, 0, 0, 1),
multiparent.NewText(['second\n'])
]),
multiparent.MultiParent([
multiparent.ParentText(1, 0, 0, 2),
multiparent.NewText(['third\n'])
]),
multiparent.MultiParent([multiparent.NewText(['first\n'])]),
]
self.assertEqual(expected_diffs, diffs)
def test_compare_one_parent(self):
diff = multiparent.MultiParent.from_lines(LINES_1, [LINES_2])
self.assertEqual([multiparent.ParentText(0, 0, 0, 1),
multiparent.NewText(['b\n']),
multiparent.ParentText(0, 1, 2, 3)],
diff.hunks)
diff = multiparent.MultiParent.from_lines(LINES_2, [LINES_1])
self.assertEqual([multiparent.ParentText(0, 0, 0, 1),
multiparent.ParentText(0, 2, 1, 3)],
diff.hunks)
def test_compare_no_parent(self):
diff = multiparent.MultiParent.from_lines(LINES_1)
self.assertEqual([multiparent.NewText(LINES_1)], diff.hunks)
def test_eq(self):
self.assertEqual(multiparent.NewText([]), multiparent.NewText([]))
self.assertFalse(multiparent.NewText(['a']) ==
multiparent.NewText(['b']))
self.assertFalse(multiparent.NewText(['a']) == Mock(lines=['a']))
def test_make_patch_from_binary(self):
patch = multiparent.MultiParent.from_texts(''.join(LF_SPLIT_LINES))
expected = multiparent.MultiParent([
multiparent.NewText(LF_SPLIT_LINES)])
self.assertEqual(expected, patch)