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Add a test for fail*AlmostEqual, including the new support for complex numbers.

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This commit is contained in:
Jeffrey Yasskin 2007-09-07 15:00:39 +00:00
parent 96593ed348
commit aaaef110dc
2 changed files with 24 additions and 3 deletions
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23
Lib/test/test_unittest.py
View file

@ -2292,13 +2292,34 @@ class Test_TestCase(TestCase, TestEquality, TestHashing):
expected = ['startTest', 'test', 'stopTest']
self.assertEqual(events, expected)
class Test_Assertions(TestCase):
def test_AlmostEqual(self):
self.failUnlessAlmostEqual(1.00000001, 1.0)
self.failIfAlmostEqual(1.0000001, 1.0)
self.assertRaises(AssertionError,
self.failUnlessAlmostEqual, 1.0000001, 1.0)
self.assertRaises(AssertionError,
self.failIfAlmostEqual, 1.00000001, 1.0)
self.failUnlessAlmostEqual(1.1, 1.0, places=0)
self.assertRaises(AssertionError,
self.failUnlessAlmostEqual, 1.1, 1.0, places=1)
self.failUnlessAlmostEqual(0, .1+.1j, places=0)
self.failIfAlmostEqual(0, .1+.1j, places=1)
self.assertRaises(AssertionError,
self.failUnlessAlmostEqual, 0, .1+.1j, places=1)
self.assertRaises(AssertionError,
self.failIfAlmostEqual, 0, .1+.1j, places=0)
######################################################################
## Main
######################################################################
def test_main():
test_support.run_unittest(Test_TestCase, Test_TestLoader,
Test_TestSuite, Test_TestResult, Test_FunctionTestCase)
Test_TestSuite, Test_TestResult, Test_FunctionTestCase,
Test_Assertions)
if __name__ == "__main__":
test_main()

4
Lib/unittest.py
View file

@ -331,7 +331,7 @@ class TestCase:
if first == second:
raise self.failureException(msg or '%r == %r' % (first, second))
def failUnlessAlmostEqual(self, first, second, places=7, msg=None):
def failUnlessAlmostEqual(self, first, second, *, places=7, msg=None):
"""Fail if the two objects are unequal as determined by their
difference rounded to the given number of decimal places
(default 7) and comparing to zero.
@ -343,7 +343,7 @@ class TestCase:
raise self.failureException(msg or '%r != %r within %r places'
% (first, second, places))
def failIfAlmostEqual(self, first, second, places=7, msg=None):
def failIfAlmostEqual(self, first, second, *, places=7, msg=None):
"""Fail if the two objects are equal as determined by their
difference rounded to the given number of decimal places
(default 7) and comparing to zero.