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import unittest |
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from coalib.results.TextPosition import TextPosition |
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from coalib.results.TextRange import TextRange |
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class TextRangeTest(unittest.TestCase): |
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def test_fail_instantation(self): |
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with self.assertRaises(ValueError): |
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TextRange(TextPosition(3, 4), TextPosition(2, 8)) |
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with self.assertRaises(ValueError): |
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TextRange(TextPosition(0, 10), TextPosition(0, 7)) |
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with self.assertRaises(TypeError): |
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TextRange(None, TextPosition(20, 80)) |
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with self.assertRaises(TypeError): |
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TextRange("string", TextPosition(200, 800)) |
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with self.assertRaises(TypeError): |
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TextRange(TextPosition(5, 0), "schtring") |
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def test_properties(self): |
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uut = TextRange(TextPosition(7, 2), TextPosition(7, 3)) |
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self.assertEqual(uut.start, TextPosition(7, 2)) |
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self.assertEqual(uut.end, TextPosition(7, 3)) |
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uut = TextRange(TextPosition(70, 20), None) |
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self.assertEqual(uut.start, TextPosition(70, 20)) |
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self.assertEqual(uut.end, TextPosition(70, 20)) |
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self.assertEqual(uut.start, uut.end) |
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self.assertIsNot(uut.start, uut.end) |
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36
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def test_from_values(self): |
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# Check if invalid ranges still fail. |
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with self.assertRaises(ValueError): |
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TextRange.from_values(0, 10, 0, 7) |
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uut = TextRange.from_values(1, 0, 7, 3) |
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self.assertEqual(uut.start, TextPosition(1, 0)) |
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self.assertEqual(uut.end, TextPosition(7, 3)) |
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uut = TextRange.from_values(1, 0, None, 88) |
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self.assertEqual(uut.start, TextPosition(1, 0)) |
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self.assertEqual(uut.end, TextPosition(1, 0)) |
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uut = TextRange.from_values(1, 0, 7, None) |
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self.assertEqual(uut.start, TextPosition(1, 0)) |
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self.assertEqual(uut.end, TextPosition(7, None)) |
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# Test defaults. |
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uut = TextRange.from_values() |
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self.assertEqual(uut.start, TextPosition(None, None)) |
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self.assertEqual(uut.end, TextPosition(None, None)) |
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def test_no_overlap(self): |
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uut1 = TextRange.from_values(2, None, 3) |
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uut2 = TextRange.from_values(4, None, 5) |
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self.assertFalse(uut1.overlaps(uut2)) |
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self.assertFalse(uut2.overlaps(uut1)) |
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uut1 = TextRange.from_values(2, None, 3, 6) |
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uut2 = TextRange.from_values(3, 7, 5) |
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self.assertFalse(uut1.overlaps(uut2)) |
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self.assertFalse(uut2.overlaps(uut1)) |
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def test_overlap(self): |
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uut1 = TextRange.from_values(2, None, 3) |
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uut2 = TextRange.from_values(3, None, 5) |
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self.assertTrue(uut1.overlaps(uut2)) |
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self.assertTrue(uut2.overlaps(uut1)) |
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uut1 = TextRange.from_values(2, None, 3, 6) |
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uut2 = TextRange.from_values(3, 6, 5) |
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self.assertTrue(uut1.overlaps(uut2)) |
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self.assertTrue(uut2.overlaps(uut1)) |
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uut1 = TextRange.from_values(2, None, 7) |
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uut2 = TextRange.from_values(3, None, 5) |
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self.assertTrue(uut1.overlaps(uut2)) |
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self.assertTrue(uut2.overlaps(uut1)) |
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85
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uut1 = TextRange.from_values(5, None, 7) |
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uut2 = TextRange.from_values(3, None, 6) |
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self.assertTrue(uut1.overlaps(uut2)) |
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self.assertTrue(uut2.overlaps(uut1)) |
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def test_contains(self): |
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range_a = TextRange.from_values(1, 1, 1, 19) |
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range_b = TextRange.from_values(1, 1, 1, 20) |
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self.assertIn(range_a, range_b) |
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range_a = TextRange.from_values(1, 1, 1, 21) |
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range_b = TextRange.from_values(1, 1, 1, 20) |
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self.assertNotIn(range_a, range_b) |
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range_a = TextRange.from_values(1, 5, 1, 5) |
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range_b = TextRange.from_values(1, 1, 1, 20) |
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self.assertIn(range_a, range_b) |
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range_a = TextRange.from_values(1, 1, 1, 18) |
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range_b = TextRange.from_values(1, 14, 1, 20) |
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self.assertNotIn(range_a, range_b) |
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111
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range_a = TextRange.from_values(1, 1, 1, 20) |
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range_b = TextRange.from_values(1, 1, 1, 20) |
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114
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self.assertIn(range_a, range_b) |
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116
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117
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class TextRangeJoinTest(unittest.TestCase): |
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119
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def setUp(self): |
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self.pos = [TextPosition(1, 1), |
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TextPosition(3, 1), |
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122
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TextPosition(3, 3), |
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123
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TextPosition(4, 3), |
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TextPosition(5, 3)] |
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126
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def test_fails(self): |
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# need to pass ranges |
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with self.assertRaises(TypeError): |
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TextRange.join(self.pos[0], self.pos[1]) |
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131
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with self.assertRaises(TypeError): |
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TextRange.join(TextRange(self.pos[0], self.pos[1]), self.pos[1]) |
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134
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# ranges must overlap |
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with self.assertRaises(ValueError): |
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TextRange.join(TextRange(self.pos[0], self.pos[1]), |
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TextRange(self.pos[3], self.pos[4])) |
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139
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def test_join(self): |
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# overlap |
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self.assertEqual(TextRange.join(TextRange(self.pos[0], self.pos[2]), |
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TextRange(self.pos[1], self.pos[3])), |
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TextRange(self.pos[0], self.pos[3])) |
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145
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self.assertEqual(TextRange.join(TextRange(self.pos[1], self.pos[3]), |
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TextRange(self.pos[2], self.pos[4])), |
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TextRange(self.pos[1], self.pos[4])) |
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# embrace |
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self.assertEqual(TextRange.join(TextRange(self.pos[0], self.pos[3]), |
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TextRange(self.pos[1], self.pos[2])), |
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TextRange(self.pos[0], self.pos[3])) |
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153
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# touch |
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self.assertEqual(TextRange.join(TextRange(self.pos[1], self.pos[2]), |
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TextRange(self.pos[2], self.pos[3])), |
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TextRange(self.pos[1], self.pos[3])) |
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157
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158
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159
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class TextRangeExpandTest(unittest.TestCase): |
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161
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def test_expand_full(self): |
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empty_position = TextPosition() |
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file = ["abc\n", "def\n", "ghi\n"] |
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empty_range = TextRange(empty_position, empty_position) |
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full_range = TextRange.from_values(1, 1, 3, 4) |
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self.assertEqual(empty_range.expand(file), full_range) |
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168
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def test_expand_none(self): |
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start_position = TextPosition(2, 2) |
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end_position = TextPosition(3, 2) |
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file = ["abc\n", "def\n", "ghi\n"] |
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text_range = TextRange(start_position, end_position) |
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self.assertEqual(text_range.expand(file), text_range) |
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175
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def test_expand_semi(self): |
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file = ["abc\n", "defg\n", "hijkl\n", "mnopqr\n"] |
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semi_range = TextRange.from_values(2, None, 3, None) |
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full_range = TextRange.from_values(2, 1, 3, 6) |
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self.assertEqual(semi_range.expand(file), full_range) |
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coala-analyzer /
coala
