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from unittest import TestCase
import multiparent
LINES_1 = "a\nb\nc\nd\ne\n".splitlines(True)
LINES_2 = "a\nc\nd\ne\n".splitlines(True)
class Mock(object):
def __init__(self, **kwargs):
self.__dict__ = kwargs
class TestMulti(TestCase):
def test_compare_no_parent(self):
diff = multiparent.MultiParent.from_lines(LINES_1)
self.assertEqual([multiparent.NewText(LINES_1)], diff.hunks)
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)
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)]))
class TestNewText(TestCase):
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']))
class TestParentText(TestCase):
def test_eq(self):
self.assertEqual(multiparent.ParentText(1, 2, 3, 4),
multiparent.ParentText(1, 2, 3, 4))
self.assertFalse(multiparent.ParentText(1, 2, 3, 4) ==
multiparent.ParentText(2, 2, 3, 4))
self.assertFalse(multiparent.ParentText(1, 2, 3, 4) ==
Mock(parent=1, parent_pos=2, child_pos=3,
num_lines=4))
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