mirror of
https://github.com/gristlabs/grist-core.git
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86 lines
4.1 KiB
Python
86 lines
4.1 KiB
Python
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import unittest
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import asttokens
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import re
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import textbuilder
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from textbuilder import make_patch, make_regexp_patches, Patch
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class TestTextBuilder(unittest.TestCase):
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def test_validate_patch(self):
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text = "To be or not to be"
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patch = make_patch(text, 3, 8, "SEE OR")
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self.assertEquals(textbuilder.validate_patch(text, patch), None)
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with self.assertRaises(ValueError):
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textbuilder.validate_patch('X' + text, patch)
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def test_replacer(self):
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value = object()
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t1 = textbuilder.Text("To be or not\n to be?\n", value)
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patches = make_regexp_patches(t1.get_text(), re.compile(r'be|to', re.I),
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lambda m: (m.group() + m.group()).upper())
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t2 = textbuilder.Replacer(t1, patches)
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self.assertEquals(t2.get_text(), "TOTO BEBE or not\n TOTO BEBE?\n")
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self.assertEquals(t2.map_back_patch(make_patch(t2.get_text(), 0, 4, "xxx")),
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(t1.get_text(), value, Patch(0, 2, "To", "xxx")))
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self.assertEquals(t2.map_back_patch(make_patch(t2.get_text(), 5, 9, "xxx")),
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(t1.get_text(), value, Patch(3, 5, "be", "xxx")))
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self.assertEquals(t2.map_back_patch(make_patch(t2.get_text(), 18, 23, "xxx")),
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(t1.get_text(), value, Patch(14, 17, " to", "xxx")))
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# Match the entire second line
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self.assertEquals(t2.map_back_patch(make_patch(t2.get_text(), 17, 29, "xxx")),
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(t1.get_text(), value, Patch(13, 21, " to be?", "xxx")))
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def test_combiner(self):
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valueA, valueB = object(), object()
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t1 = textbuilder.Text("To be or not\n to be?\n", valueA)
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patches = make_regexp_patches(t1.get_text(), re.compile(r'be|to', re.I),
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lambda m: (m.group() + m.group()).upper())
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t2 = textbuilder.Replacer(t1, patches)
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t3 = textbuilder.Text("That is the question", valueB)
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t4 = textbuilder.Combiner(["[", t2, t3, "]"])
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self.assertEqual(t4.get_text(), "[TOTO BEBE or not\n TOTO BEBE?\nThat is the question]")
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self.assertEqual(t4.map_back_patch(make_patch(t4.get_text(), 1, 5, "xxx")),
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(t1.get_text(), valueA, Patch(0, 2, "To", "xxx")))
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self.assertEqual(t4.map_back_patch(make_patch(t4.get_text(), 18, 30, "xxx")),
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(t1.get_text(), valueA, Patch(13, 21, " to be?", "xxx")))
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self.assertEqual(t4.map_back_patch(make_patch(t4.get_text(), 0, 1, "xxx")),
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None)
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self.assertEqual(t4.map_back_patch(make_patch(t4.get_text(), 31, 38, "xxx")),
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(t3.get_text(), valueB, Patch(0, 7, "That is", "xxx")))
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def test_linenumbers(self):
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ln = asttokens.LineNumbers("Hello\nworld\nThis\n\nis\n\na test.\n")
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self.assertEqual(ln.line_to_offset(1, 0), 0)
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self.assertEqual(ln.line_to_offset(1, 5), 5)
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self.assertEqual(ln.line_to_offset(2, 0), 6)
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self.assertEqual(ln.line_to_offset(2, 5), 11)
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self.assertEqual(ln.line_to_offset(3, 0), 12)
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self.assertEqual(ln.line_to_offset(4, 0), 17)
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self.assertEqual(ln.line_to_offset(5, 0), 18)
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self.assertEqual(ln.line_to_offset(6, 0), 21)
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self.assertEqual(ln.line_to_offset(7, 0), 22)
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self.assertEqual(ln.line_to_offset(7, 7), 29)
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self.assertEqual(ln.offset_to_line(0), (1, 0))
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self.assertEqual(ln.offset_to_line(5), (1, 5))
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self.assertEqual(ln.offset_to_line(6), (2, 0))
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self.assertEqual(ln.offset_to_line(11), (2, 5))
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self.assertEqual(ln.offset_to_line(12), (3, 0))
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self.assertEqual(ln.offset_to_line(17), (4, 0))
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self.assertEqual(ln.offset_to_line(18), (5, 0))
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self.assertEqual(ln.offset_to_line(21), (6, 0))
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self.assertEqual(ln.offset_to_line(22), (7, 0))
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self.assertEqual(ln.offset_to_line(29), (7, 7))
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# Test that out-of-bounds inputs still return something sensible.
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self.assertEqual(ln.line_to_offset(6, 19), 30)
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self.assertEqual(ln.line_to_offset(100, 99), 30)
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self.assertEqual(ln.line_to_offset(2, -1), 6)
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self.assertEqual(ln.line_to_offset(-1, 99), 0)
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self.assertEqual(ln.offset_to_line(30), (8, 0))
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self.assertEqual(ln.offset_to_line(100), (8, 0))
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self.assertEqual(ln.offset_to_line(-100), (1, 0))
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if __name__ == "__main__":
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unittest.main()
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