| import datetime |
| |
| import unittest |
| |
| |
| class Test_Assertions(unittest.TestCase): |
| def test_AlmostEqual(self): |
| self.assertAlmostEqual(1.00000001, 1.0) |
| self.assertNotAlmostEqual(1.0000001, 1.0) |
| self.assertRaises(self.failureException, |
| self.assertAlmostEqual, 1.0000001, 1.0) |
| self.assertRaises(self.failureException, |
| self.assertNotAlmostEqual, 1.00000001, 1.0) |
| |
| self.assertAlmostEqual(1.1, 1.0, places=0) |
| self.assertRaises(self.failureException, |
| self.assertAlmostEqual, 1.1, 1.0, places=1) |
| |
| self.assertAlmostEqual(0, .1+.1j, places=0) |
| self.assertNotAlmostEqual(0, .1+.1j, places=1) |
| self.assertRaises(self.failureException, |
| self.assertAlmostEqual, 0, .1+.1j, places=1) |
| self.assertRaises(self.failureException, |
| self.assertNotAlmostEqual, 0, .1+.1j, places=0) |
| |
| self.assertAlmostEqual(float('inf'), float('inf')) |
| self.assertRaises(self.failureException, self.assertNotAlmostEqual, |
| float('inf'), float('inf')) |
| |
| def test_AmostEqualWithDelta(self): |
| self.assertAlmostEqual(1.1, 1.0, delta=0.5) |
| self.assertAlmostEqual(1.0, 1.1, delta=0.5) |
| self.assertNotAlmostEqual(1.1, 1.0, delta=0.05) |
| self.assertNotAlmostEqual(1.0, 1.1, delta=0.05) |
| |
| self.assertRaises(self.failureException, self.assertAlmostEqual, |
| 1.1, 1.0, delta=0.05) |
| self.assertRaises(self.failureException, self.assertNotAlmostEqual, |
| 1.1, 1.0, delta=0.5) |
| |
| self.assertRaises(TypeError, self.assertAlmostEqual, |
| 1.1, 1.0, places=2, delta=2) |
| self.assertRaises(TypeError, self.assertNotAlmostEqual, |
| 1.1, 1.0, places=2, delta=2) |
| |
| first = datetime.datetime.now() |
| second = first + datetime.timedelta(seconds=10) |
| self.assertAlmostEqual(first, second, |
| delta=datetime.timedelta(seconds=20)) |
| self.assertNotAlmostEqual(first, second, |
| delta=datetime.timedelta(seconds=5)) |
| |
| def test_assertRaises(self): |
| def _raise(e): |
| raise e |
| self.assertRaises(KeyError, _raise, KeyError) |
| self.assertRaises(KeyError, _raise, KeyError("key")) |
| try: |
| self.assertRaises(KeyError, lambda: None) |
| except self.failureException as e: |
| self.assertIn("KeyError not raised", e.args) |
| else: |
| self.fail("assertRaises() didn't fail") |
| try: |
| self.assertRaises(KeyError, _raise, ValueError) |
| except ValueError: |
| pass |
| else: |
| self.fail("assertRaises() didn't let exception pass through") |
| with self.assertRaises(KeyError) as cm: |
| try: |
| raise KeyError |
| except Exception, e: |
| raise |
| self.assertIs(cm.exception, e) |
| |
| with self.assertRaises(KeyError): |
| raise KeyError("key") |
| try: |
| with self.assertRaises(KeyError): |
| pass |
| except self.failureException as e: |
| self.assertIn("KeyError not raised", e.args) |
| else: |
| self.fail("assertRaises() didn't fail") |
| try: |
| with self.assertRaises(KeyError): |
| raise ValueError |
| except ValueError: |
| pass |
| else: |
| self.fail("assertRaises() didn't let exception pass through") |
| |
| def testAssertNotRegexpMatches(self): |
| self.assertNotRegexpMatches('Ala ma kota', r'r+') |
| try: |
| self.assertNotRegexpMatches('Ala ma kota', r'k.t', 'Message') |
| except self.failureException, e: |
| self.assertIn("'kot'", e.args[0]) |
| self.assertIn('Message', e.args[0]) |
| else: |
| self.fail('assertNotRegexpMatches should have failed.') |
| |
| |
| class TestLongMessage(unittest.TestCase): |
| """Test that the individual asserts honour longMessage. |
| This actually tests all the message behaviour for |
| asserts that use longMessage.""" |
| |
| def setUp(self): |
| class TestableTestFalse(unittest.TestCase): |
| longMessage = False |
| failureException = self.failureException |
| |
| def testTest(self): |
| pass |
| |
| class TestableTestTrue(unittest.TestCase): |
| longMessage = True |
| failureException = self.failureException |
| |
| def testTest(self): |
| pass |
| |
| self.testableTrue = TestableTestTrue('testTest') |
| self.testableFalse = TestableTestFalse('testTest') |
| |
| def testDefault(self): |
| self.assertFalse(unittest.TestCase.longMessage) |
| |
| def test_formatMsg(self): |
| self.assertEqual(self.testableFalse._formatMessage(None, "foo"), "foo") |
| self.assertEqual(self.testableFalse._formatMessage("foo", "bar"), "foo") |
| |
| self.assertEqual(self.testableTrue._formatMessage(None, "foo"), "foo") |
| self.assertEqual(self.testableTrue._formatMessage("foo", "bar"), "bar : foo") |
| |
| # This blows up if _formatMessage uses string concatenation |
| self.testableTrue._formatMessage(object(), 'foo') |
| |
| def test_formatMessage_unicode_error(self): |
| one = ''.join(chr(i) for i in range(255)) |
| # this used to cause a UnicodeDecodeError constructing msg |
| self.testableTrue._formatMessage(one, u'\uFFFD') |
| |
| def assertMessages(self, methodName, args, errors): |
| def getMethod(i): |
| useTestableFalse = i < 2 |
| if useTestableFalse: |
| test = self.testableFalse |
| else: |
| test = self.testableTrue |
| return getattr(test, methodName) |
| |
| for i, expected_regexp in enumerate(errors): |
| testMethod = getMethod(i) |
| kwargs = {} |
| withMsg = i % 2 |
| if withMsg: |
| kwargs = {"msg": "oops"} |
| |
| with self.assertRaisesRegexp(self.failureException, |
| expected_regexp=expected_regexp): |
| testMethod(*args, **kwargs) |
| |
| def testAssertTrue(self): |
| self.assertMessages('assertTrue', (False,), |
| ["^False is not true$", "^oops$", "^False is not true$", |
| "^False is not true : oops$"]) |
| |
| def testAssertFalse(self): |
| self.assertMessages('assertFalse', (True,), |
| ["^True is not false$", "^oops$", "^True is not false$", |
| "^True is not false : oops$"]) |
| |
| def testNotEqual(self): |
| self.assertMessages('assertNotEqual', (1, 1), |
| ["^1 == 1$", "^oops$", "^1 == 1$", |
| "^1 == 1 : oops$"]) |
| |
| def testAlmostEqual(self): |
| self.assertMessages('assertAlmostEqual', (1, 2), |
| ["^1 != 2 within 7 places$", "^oops$", |
| "^1 != 2 within 7 places$", "^1 != 2 within 7 places : oops$"]) |
| |
| def testNotAlmostEqual(self): |
| self.assertMessages('assertNotAlmostEqual', (1, 1), |
| ["^1 == 1 within 7 places$", "^oops$", |
| "^1 == 1 within 7 places$", "^1 == 1 within 7 places : oops$"]) |
| |
| def test_baseAssertEqual(self): |
| self.assertMessages('_baseAssertEqual', (1, 2), |
| ["^1 != 2$", "^oops$", "^1 != 2$", "^1 != 2 : oops$"]) |
| |
| def testAssertSequenceEqual(self): |
| # Error messages are multiline so not testing on full message |
| # assertTupleEqual and assertListEqual delegate to this method |
| self.assertMessages('assertSequenceEqual', ([], [None]), |
| ["\+ \[None\]$", "^oops$", r"\+ \[None\]$", |
| r"\+ \[None\] : oops$"]) |
| |
| def testAssertSetEqual(self): |
| self.assertMessages('assertSetEqual', (set(), set([None])), |
| ["None$", "^oops$", "None$", |
| "None : oops$"]) |
| |
| def testAssertIn(self): |
| self.assertMessages('assertIn', (None, []), |
| ['^None not found in \[\]$', "^oops$", |
| '^None not found in \[\]$', |
| '^None not found in \[\] : oops$']) |
| |
| def testAssertNotIn(self): |
| self.assertMessages('assertNotIn', (None, [None]), |
| ['^None unexpectedly found in \[None\]$', "^oops$", |
| '^None unexpectedly found in \[None\]$', |
| '^None unexpectedly found in \[None\] : oops$']) |
| |
| def testAssertDictEqual(self): |
| self.assertMessages('assertDictEqual', ({}, {'key': 'value'}), |
| [r"\+ \{'key': 'value'\}$", "^oops$", |
| "\+ \{'key': 'value'\}$", |
| "\+ \{'key': 'value'\} : oops$"]) |
| |
| def testAssertDictContainsSubset(self): |
| self.assertMessages('assertDictContainsSubset', ({'key': 'value'}, {}), |
| ["^Missing: 'key'$", "^oops$", |
| "^Missing: 'key'$", |
| "^Missing: 'key' : oops$"]) |
| |
| def testAssertMultiLineEqual(self): |
| self.assertMessages('assertMultiLineEqual', ("", "foo"), |
| [r"\+ foo$", "^oops$", |
| r"\+ foo$", |
| r"\+ foo : oops$"]) |
| |
| def testAssertLess(self): |
| self.assertMessages('assertLess', (2, 1), |
| ["^2 not less than 1$", "^oops$", |
| "^2 not less than 1$", "^2 not less than 1 : oops$"]) |
| |
| def testAssertLessEqual(self): |
| self.assertMessages('assertLessEqual', (2, 1), |
| ["^2 not less than or equal to 1$", "^oops$", |
| "^2 not less than or equal to 1$", |
| "^2 not less than or equal to 1 : oops$"]) |
| |
| def testAssertGreater(self): |
| self.assertMessages('assertGreater', (1, 2), |
| ["^1 not greater than 2$", "^oops$", |
| "^1 not greater than 2$", |
| "^1 not greater than 2 : oops$"]) |
| |
| def testAssertGreaterEqual(self): |
| self.assertMessages('assertGreaterEqual', (1, 2), |
| ["^1 not greater than or equal to 2$", "^oops$", |
| "^1 not greater than or equal to 2$", |
| "^1 not greater than or equal to 2 : oops$"]) |
| |
| def testAssertIsNone(self): |
| self.assertMessages('assertIsNone', ('not None',), |
| ["^'not None' is not None$", "^oops$", |
| "^'not None' is not None$", |
| "^'not None' is not None : oops$"]) |
| |
| def testAssertIsNotNone(self): |
| self.assertMessages('assertIsNotNone', (None,), |
| ["^unexpectedly None$", "^oops$", |
| "^unexpectedly None$", |
| "^unexpectedly None : oops$"]) |
| |
| def testAssertIs(self): |
| self.assertMessages('assertIs', (None, 'foo'), |
| ["^None is not 'foo'$", "^oops$", |
| "^None is not 'foo'$", |
| "^None is not 'foo' : oops$"]) |
| |
| def testAssertIsNot(self): |
| self.assertMessages('assertIsNot', (None, None), |
| ["^unexpectedly identical: None$", "^oops$", |
| "^unexpectedly identical: None$", |
| "^unexpectedly identical: None : oops$"]) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
