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comparison: testing/mozbase/manifestdestiny/tests/test_expressionparser.py
testing/mozbase/manifestdestiny/tests/test_expressionparser.py
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:02e4ad8d4ef3 |
|---|---|
| 1 #!/usr/bin/env python | |
| 2 | |
| 3 import unittest | |
| 4 from manifestparser import parse | |
| 5 | |
| 6 class ExpressionParserTest(unittest.TestCase): | |
| 7 """Test the conditional expression parser.""" | |
| 8 | |
| 9 def test_basic(self): | |
| 10 | |
| 11 self.assertEqual(parse("1"), 1) | |
| 12 self.assertEqual(parse("100"), 100) | |
| 13 self.assertEqual(parse("true"), True) | |
| 14 self.assertEqual(parse("false"), False) | |
| 15 self.assertEqual('', parse('""')) | |
| 16 self.assertEqual(parse('"foo bar"'), 'foo bar') | |
| 17 self.assertEqual(parse("'foo bar'"), 'foo bar') | |
| 18 self.assertEqual(parse("foo", foo=1), 1) | |
| 19 self.assertEqual(parse("bar", bar=True), True) | |
| 20 self.assertEqual(parse("abc123", abc123="xyz"), 'xyz') | |
| 21 | |
| 22 def test_equality(self): | |
| 23 | |
| 24 self.assertTrue(parse("true == true")) | |
| 25 self.assertTrue(parse("false == false")) | |
| 26 self.assertTrue(parse("1 == 1")) | |
| 27 self.assertTrue(parse("100 == 100")) | |
| 28 self.assertTrue(parse('"some text" == "some text"')) | |
| 29 self.assertTrue(parse("true != false")) | |
| 30 self.assertTrue(parse("1 != 2")) | |
| 31 self.assertTrue(parse('"text" != "other text"')) | |
| 32 self.assertTrue(parse("foo == true", foo=True)) | |
| 33 self.assertTrue(parse("foo == 1", foo=1)) | |
| 34 self.assertTrue(parse('foo == "bar"', foo='bar')) | |
| 35 self.assertTrue(parse("foo == bar", foo=True, bar=True)) | |
| 36 self.assertTrue(parse("true == foo", foo=True)) | |
| 37 self.assertTrue(parse("foo != true", foo=False)) | |
| 38 self.assertTrue(parse("foo != 2", foo=1)) | |
| 39 self.assertTrue(parse('foo != "bar"', foo='abc')) | |
| 40 self.assertTrue(parse("foo != bar", foo=True, bar=False)) | |
| 41 self.assertTrue(parse("true != foo", foo=False)) | |
| 42 self.assertTrue(parse("!false")) | |
| 43 | |
| 44 def test_conjunctures(self): | |
| 45 self.assertTrue(parse("true && true")) | |
| 46 self.assertTrue(parse("true || false")) | |
| 47 self.assertFalse(parse("false || false")) | |
| 48 self.assertFalse(parse("true && false")) | |
| 49 self.assertTrue(parse("true || false && false")) | |
| 50 | |
| 51 def test_parentheses(self): | |
| 52 self.assertTrue(parse("(true)")) | |
| 53 self.assertEqual(parse("(10)"), 10) | |
| 54 self.assertEqual(parse('("foo")'), 'foo') | |
| 55 self.assertEqual(parse("(foo)", foo=1), 1) | |
| 56 self.assertTrue(parse("(true == true)"), True) | |
| 57 self.assertTrue(parse("(true != false)")) | |
| 58 self.assertTrue(parse("(true && true)")) | |
| 59 self.assertTrue(parse("(true || false)")) | |
| 60 self.assertTrue(parse("(true && true || false)")) | |
| 61 self.assertFalse(parse("(true || false) && false")) | |
| 62 self.assertTrue(parse("(true || false) && true")) | |
| 63 self.assertTrue(parse("true && (true || false)")) | |
| 64 self.assertTrue(parse("true && (true || false)")) | |
| 65 self.assertTrue(parse("(true && false) || (true && (true || false))")) | |
| 66 | |
| 67 | |
| 68 def test_comments(self): | |
| 69 # comments in expressions work accidentally, via an implementation | |
| 70 # detail - the '#' character doesn't match any of the regular | |
| 71 # expressions we specify as tokens, and thus are ignored. | |
| 72 # However, having explicit tests for them means that should the | |
| 73 # implementation ever change, comments continue to work, even if that | |
| 74 # means a new implementation must handle them explicitly. | |
| 75 self.assertTrue(parse("true == true # it does!")) | |
| 76 self.assertTrue(parse("false == false # it does")) | |
| 77 self.assertTrue(parse("false != true # it doesnt")) | |
| 78 self.assertTrue(parse('"string with #" == "string with #" # really, it does')) | |
| 79 self.assertTrue(parse('"string with #" != "string with # but not the same" # no match!')) | |
| 80 | |
| 81 def test_not(self): | |
| 82 """ | |
| 83 Test the ! operator. | |
| 84 """ | |
| 85 self.assertTrue(parse("!false")) | |
| 86 self.assertTrue(parse("!(false)")) | |
| 87 self.assertFalse(parse("!true")) | |
| 88 self.assertFalse(parse("!(true)")) | |
| 89 self.assertTrue(parse("!true || true)")) | |
| 90 self.assertTrue(parse("true || !true)")) | |
| 91 self.assertFalse(parse("!true && true")) | |
| 92 self.assertFalse(parse("true && !true")) | |
| 93 | |
| 94 if __name__ == '__main__': | |
| 95 unittest.main() |
