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Adding assertItemsEqual with tests. Issue 7832. assertSameElements still needs to be deprecated plus documentation needs to be updated.

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This commit is contained in:
Michael Foord 2010-03-20 16:58:04 +00:00
parent a087963578
commit 8442a606b8
2 changed files with 81 additions and 2 deletions
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45
Lib/test/test_unittest.py
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@ -2775,6 +2775,47 @@ class Test_TestCase(TestCase, TestEquality, TestHashing):
self.assertRaises(self.failureException, self.assertSameElements,
[{'a': 1}, {'b': 2}], [{'b': 2}, {'a': 2}])
def testAssertItemsEqual(self):
a = object()
self.assertItemsEqual([1, 2, 3], [3, 2, 1])
self.assertItemsEqual(['foo', 'bar', 'baz'], ['bar', 'baz', 'foo'])
self.assertItemsEqual([a, a, 2, 2, 3], (a, 2, 3, a, 2))
self.assertItemsEqual([1, "2", "a", "a"], ["a", "2", True, "a"])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 2] + [3] * 100, [1] * 100 + [2, 3])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, "2", "a", "a"], ["a", "2", True, 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10], [10, 11])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10, 11], [10])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10, 11, 10], [10, 11])
# Test that sequences of unhashable objects can be tested for sameness:
self.assertItemsEqual([[1, 2], [3, 4], 0], [False, [3, 4], [1, 2]])
# hashable types, but not orderable
self.assertRaises(self.failureException, self.assertItemsEqual,
[], [divmod, 'x', 1, 5j, 2j, frozenset()])
# comparing dicts raises a py3k warning
self.assertItemsEqual([{'a': 1}, {'b': 2}], [{'b': 2}, {'a': 1}])
# comparing heterogenous non-hashable sequences raises a py3k warning
self.assertItemsEqual([1, 'x', divmod, []], [divmod, [], 'x', 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[], [divmod, [], 'x', 1, 5j, 2j, set()])
self.assertRaises(self.failureException, self.assertItemsEqual,
[[1]], [[2]])
# Same elements, but not same sequence length
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 1, 2], [2, 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 1, "2", "a", "a"], ["2", "2", True, "a"])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, {'b': 2}, None, True], [{'b': 2}, True, None])
def testAssertSetEqual(self):
set1 = set()
set2 = set()
@ -3338,8 +3379,8 @@ class TestLongMessage(TestCase):
"^Missing: 'key'$",
"^Missing: 'key' : oops$"])
def testAssertSameElements(self):
self.assertMessages('assertSameElements', ([], [None]),
def testAssertItemsEqual(self):
self.assertMessages('assertItemsEqual', ([], [None]),
[r"\[None\]$", "^oops$",
r"\[None\]$",
r"\[None\] : oops$"])