1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 | Lib/unittest/test/test_assertions.py
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.assertAlmostEqual(1.0, 1.0, delta=0.5) self.assertRaises(self.failureException, self.assertNotAlmostEqual, 1.0, 1.0, delta=0.5) 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() |