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Unified Diff: tests/pymox/mox_test.py

Issue 562031: Fix licensing headers and move most third party code to third_party/... (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/tools/depot_tools/
Patch Set: '' Created 10 years, 11 months ago
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Index: tests/pymox/mox_test.py
===================================================================
--- tests/pymox/mox_test.py (revision 37929)
+++ tests/pymox/mox_test.py (working copy)
@@ -1,1708 +0,0 @@
-#!/usr/bin/python2.4
-#
-# Unit tests for Mox.
-#
-# Copyright 2008 Google Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import cStringIO
-import unittest
-import re
-
-import mox
-
-import mox_test_helper
-
-
-class ExpectedMethodCallsErrorTest(unittest.TestCase):
- """Test creation and string conversion of ExpectedMethodCallsError."""
-
- def testAtLeastOneMethod(self):
- self.assertRaises(ValueError, mox.ExpectedMethodCallsError, [])
-
- def testOneError(self):
- method = mox.MockMethod("testMethod", [], False)
- method(1, 2).AndReturn('output')
- e = mox.ExpectedMethodCallsError([method])
- self.assertEqual(
- "Verify: Expected methods never called:\n"
- " 0. testMethod(1, 2) -> 'output'",
- str(e))
-
- def testManyErrors(self):
- method1 = mox.MockMethod("testMethod", [], False)
- method1(1, 2).AndReturn('output')
- method2 = mox.MockMethod("testMethod", [], False)
- method2(a=1, b=2, c="only named")
- method3 = mox.MockMethod("testMethod2", [], False)
- method3().AndReturn(44)
- method4 = mox.MockMethod("testMethod", [], False)
- method4(1, 2).AndReturn('output')
- e = mox.ExpectedMethodCallsError([method1, method2, method3, method4])
- self.assertEqual(
- "Verify: Expected methods never called:\n"
- " 0. testMethod(1, 2) -> 'output'\n"
- " 1. testMethod(a=1, b=2, c='only named') -> None\n"
- " 2. testMethod2() -> 44\n"
- " 3. testMethod(1, 2) -> 'output'",
- str(e))
-
-
-class OrTest(unittest.TestCase):
- """Test Or correctly chains Comparators."""
-
- def testValidOr(self):
- """Or should be True if either Comparator returns True."""
- self.assert_(mox.Or(mox.IsA(dict), mox.IsA(str)) == {})
- self.assert_(mox.Or(mox.IsA(dict), mox.IsA(str)) == 'test')
- self.assert_(mox.Or(mox.IsA(str), mox.IsA(str)) == 'test')
-
- def testInvalidOr(self):
- """Or should be False if both Comparators return False."""
- self.failIf(mox.Or(mox.IsA(dict), mox.IsA(str)) == 0)
-
-
-class AndTest(unittest.TestCase):
- """Test And correctly chains Comparators."""
-
- def testValidAnd(self):
- """And should be True if both Comparators return True."""
- self.assert_(mox.And(mox.IsA(str), mox.IsA(str)) == '1')
-
- def testClauseOneFails(self):
- """And should be False if the first Comparator returns False."""
-
- self.failIf(mox.And(mox.IsA(dict), mox.IsA(str)) == '1')
-
- def testAdvancedUsage(self):
- """And should work with other Comparators.
-
- Note: this test is reliant on In and ContainsKeyValue.
- """
- test_dict = {"mock" : "obj", "testing" : "isCOOL"}
- self.assert_(mox.And(mox.In("testing"),
- mox.ContainsKeyValue("mock", "obj")) == test_dict)
-
- def testAdvancedUsageFails(self):
- """Note: this test is reliant on In and ContainsKeyValue."""
- test_dict = {"mock" : "obj", "testing" : "isCOOL"}
- self.failIf(mox.And(mox.In("NOTFOUND"),
- mox.ContainsKeyValue("mock", "obj")) == test_dict)
-
-
-class SameElementsAsTest(unittest.TestCase):
- """Test SameElementsAs correctly identifies sequences with same elements."""
-
- def testSortedLists(self):
- """Should return True if two lists are exactly equal."""
- self.assert_(mox.SameElementsAs([1, 2.0, 'c']) == [1, 2.0, 'c'])
-
- def testUnsortedLists(self):
- """Should return True if two lists are unequal but have same elements."""
- self.assert_(mox.SameElementsAs([1, 2.0, 'c']) == [2.0, 'c', 1])
-
- def testUnhashableLists(self):
- """Should return True if two lists have the same unhashable elements."""
- self.assert_(mox.SameElementsAs([{'a': 1}, {2: 'b'}]) ==
- [{2: 'b'}, {'a': 1}])
-
- def testEmptyLists(self):
- """Should return True for two empty lists."""
- self.assert_(mox.SameElementsAs([]) == [])
-
- def testUnequalLists(self):
- """Should return False if the lists are not equal."""
- self.failIf(mox.SameElementsAs([1, 2.0, 'c']) == [2.0, 'c'])
-
- def testUnequalUnhashableLists(self):
- """Should return False if two lists with unhashable elements are unequal."""
- self.failIf(mox.SameElementsAs([{'a': 1}, {2: 'b'}]) == [{2: 'b'}])
-
-
-class ContainsKeyValueTest(unittest.TestCase):
- """Test ContainsKeyValue correctly identifies key/value pairs in a dict.
- """
-
- def testValidPair(self):
- """Should return True if the key value is in the dict."""
- self.assert_(mox.ContainsKeyValue("key", 1) == {"key": 1})
-
- def testInvalidValue(self):
- """Should return False if the value is not correct."""
- self.failIf(mox.ContainsKeyValue("key", 1) == {"key": 2})
-
- def testInvalidKey(self):
- """Should return False if they key is not in the dict."""
- self.failIf(mox.ContainsKeyValue("qux", 1) == {"key": 2})
-
-
-class InTest(unittest.TestCase):
- """Test In correctly identifies a key in a list/dict"""
-
- def testItemInList(self):
- """Should return True if the item is in the list."""
- self.assert_(mox.In(1) == [1, 2, 3])
-
- def testKeyInDict(self):
- """Should return True if the item is a key in a dict."""
- self.assert_(mox.In("test") == {"test" : "module"})
-
-
-class NotTest(unittest.TestCase):
- """Test Not correctly identifies False predicates."""
-
- def testItemInList(self):
- """Should return True if the item is NOT in the list."""
- self.assert_(mox.Not(mox.In(42)) == [1, 2, 3])
-
- def testKeyInDict(self):
- """Should return True if the item is NOT a key in a dict."""
- self.assert_(mox.Not(mox.In("foo")) == {"key" : 42})
-
- def testInvalidKeyWithNot(self):
- """Should return False if they key is NOT in the dict."""
- self.assert_(mox.Not(mox.ContainsKeyValue("qux", 1)) == {"key": 2})
-
-
-class StrContainsTest(unittest.TestCase):
- """Test StrContains correctly checks for substring occurrence of a parameter.
- """
-
- def testValidSubstringAtStart(self):
- """Should return True if the substring is at the start of the string."""
- self.assert_(mox.StrContains("hello") == "hello world")
-
- def testValidSubstringInMiddle(self):
- """Should return True if the substring is in the middle of the string."""
- self.assert_(mox.StrContains("lo wo") == "hello world")
-
- def testValidSubstringAtEnd(self):
- """Should return True if the substring is at the end of the string."""
- self.assert_(mox.StrContains("ld") == "hello world")
-
- def testInvaildSubstring(self):
- """Should return False if the substring is not in the string."""
- self.failIf(mox.StrContains("AAA") == "hello world")
-
- def testMultipleMatches(self):
- """Should return True if there are multiple occurances of substring."""
- self.assert_(mox.StrContains("abc") == "ababcabcabcababc")
-
-
-class RegexTest(unittest.TestCase):
- """Test Regex correctly matches regular expressions."""
-
- def testIdentifyBadSyntaxDuringInit(self):
- """The user should know immediately if a regex has bad syntax."""
- self.assertRaises(re.error, mox.Regex, '(a|b')
-
- def testPatternInMiddle(self):
- """Should return True if the pattern matches at the middle of the string.
-
- This ensures that re.search is used (instead of re.find).
- """
- self.assert_(mox.Regex(r"a\s+b") == "x y z a b c")
-
- def testNonMatchPattern(self):
- """Should return False if the pattern does not match the string."""
- self.failIf(mox.Regex(r"a\s+b") == "x y z")
-
- def testFlagsPassedCorrectly(self):
- """Should return True as we pass IGNORECASE flag."""
- self.assert_(mox.Regex(r"A", re.IGNORECASE) == "a")
-
- def testReprWithoutFlags(self):
- """repr should return the regular expression pattern."""
- self.assert_(repr(mox.Regex(r"a\s+b")) == "<regular expression 'a\s+b'>")
-
- def testReprWithFlags(self):
- """repr should return the regular expression pattern and flags."""
- self.assert_(repr(mox.Regex(r"a\s+b", flags=4)) ==
- "<regular expression 'a\s+b', flags=4>")
-
-
-class IsATest(unittest.TestCase):
- """Verify IsA correctly checks equality based upon class type, not value."""
-
- def testEqualityValid(self):
- """Verify that == correctly identifies objects of the same type."""
- self.assert_(mox.IsA(str) == 'test')
-
- def testEqualityInvalid(self):
- """Verify that == correctly identifies objects of different types."""
- self.failIf(mox.IsA(str) == 10)
-
- def testInequalityValid(self):
- """Verify that != identifies objects of different type."""
- self.assert_(mox.IsA(str) != 10)
-
- def testInequalityInvalid(self):
- """Verify that != correctly identifies objects of the same type."""
- self.failIf(mox.IsA(str) != "test")
-
- def testEqualityInListValid(self):
- """Verify list contents are properly compared."""
- isa_list = [mox.IsA(str), mox.IsA(str)]
- str_list = ["abc", "def"]
- self.assert_(isa_list == str_list)
-
- def testEquailtyInListInvalid(self):
- """Verify list contents are properly compared."""
- isa_list = [mox.IsA(str),mox.IsA(str)]
- mixed_list = ["abc", 123]
- self.failIf(isa_list == mixed_list)
-
- def testSpecialTypes(self):
- """Verify that IsA can handle objects like cStringIO.StringIO."""
- isA = mox.IsA(cStringIO.StringIO())
- stringIO = cStringIO.StringIO()
- self.assert_(isA == stringIO)
-
-
-class IsAlmostTest(unittest.TestCase):
- """Verify IsAlmost correctly checks equality of floating point numbers."""
-
- def testEqualityValid(self):
- """Verify that == correctly identifies nearly equivalent floats."""
- self.assertEquals(mox.IsAlmost(1.8999999999), 1.9)
-
- def testEqualityInvalid(self):
- """Verify that == correctly identifies non-equivalent floats."""
- self.assertNotEquals(mox.IsAlmost(1.899), 1.9)
-
- def testEqualityWithPlaces(self):
- """Verify that specifying places has the desired effect."""
- self.assertNotEquals(mox.IsAlmost(1.899), 1.9)
- self.assertEquals(mox.IsAlmost(1.899, places=2), 1.9)
-
- def testNonNumericTypes(self):
- """Verify that IsAlmost handles non-numeric types properly."""
-
- self.assertNotEquals(mox.IsAlmost(1.8999999999), '1.9')
- self.assertNotEquals(mox.IsAlmost('1.8999999999'), 1.9)
- self.assertNotEquals(mox.IsAlmost('1.8999999999'), '1.9')
-
-
-class MockMethodTest(unittest.TestCase):
- """Test class to verify that the MockMethod class is working correctly."""
-
- def setUp(self):
- self.expected_method = mox.MockMethod("testMethod", [], False)(['original'])
- self.mock_method = mox.MockMethod("testMethod", [self.expected_method],
- True)
-
- def testAndReturnNoneByDefault(self):
- """Should return None by default."""
- return_value = self.mock_method(['original'])
- self.assert_(return_value == None)
-
- def testAndReturnValue(self):
- """Should return a specificed return value."""
- expected_return_value = "test"
- self.expected_method.AndReturn(expected_return_value)
- return_value = self.mock_method(['original'])
- self.assert_(return_value == expected_return_value)
-
- def testAndRaiseException(self):
- """Should raise a specified exception."""
- expected_exception = Exception('test exception')
- self.expected_method.AndRaise(expected_exception)
- self.assertRaises(Exception, self.mock_method)
-
- def testWithSideEffects(self):
- """Should call state modifier."""
- local_list = ['original']
- def modifier(mutable_list):
- self.assertTrue(local_list is mutable_list)
- mutable_list[0] = 'mutation'
- self.expected_method.WithSideEffects(modifier).AndReturn(1)
- self.mock_method(local_list)
- self.assertEquals('mutation', local_list[0])
-
- def testEqualityNoParamsEqual(self):
- """Methods with the same name and without params should be equal."""
- expected_method = mox.MockMethod("testMethod", [], False)
- self.assertEqual(self.mock_method, expected_method)
-
- def testEqualityNoParamsNotEqual(self):
- """Methods with different names and without params should not be equal."""
- expected_method = mox.MockMethod("otherMethod", [], False)
- self.failIfEqual(self.mock_method, expected_method)
-
- def testEqualityParamsEqual(self):
- """Methods with the same name and parameters should be equal."""
- params = [1, 2, 3]
- expected_method = mox.MockMethod("testMethod", [], False)
- expected_method._params = params
-
- self.mock_method._params = params
- self.assertEqual(self.mock_method, expected_method)
-
- def testEqualityParamsNotEqual(self):
- """Methods with the same name and different params should not be equal."""
- expected_method = mox.MockMethod("testMethod", [], False)
- expected_method._params = [1, 2, 3]
-
- self.mock_method._params = ['a', 'b', 'c']
- self.failIfEqual(self.mock_method, expected_method)
-
- def testEqualityNamedParamsEqual(self):
- """Methods with the same name and same named params should be equal."""
- named_params = {"input1": "test", "input2": "params"}
- expected_method = mox.MockMethod("testMethod", [], False)
- expected_method._named_params = named_params
-
- self.mock_method._named_params = named_params
- self.assertEqual(self.mock_method, expected_method)
-
- def testEqualityNamedParamsNotEqual(self):
- """Methods with the same name and diffnamed params should not be equal."""
- expected_method = mox.MockMethod("testMethod", [], False)
- expected_method._named_params = {"input1": "test", "input2": "params"}
-
- self.mock_method._named_params = {"input1": "test2", "input2": "params2"}
- self.failIfEqual(self.mock_method, expected_method)
-
- def testEqualityWrongType(self):
- """Method should not be equal to an object of a different type."""
- self.failIfEqual(self.mock_method, "string?")
-
- def testObjectEquality(self):
- """Equality of objects should work without a Comparator"""
- instA = TestClass();
- instB = TestClass();
-
- params = [instA, ]
- expected_method = mox.MockMethod("testMethod", [], False)
- expected_method._params = params
-
- self.mock_method._params = [instB, ]
- self.assertEqual(self.mock_method, expected_method)
-
- def testStrConversion(self):
- method = mox.MockMethod("f", [], False)
- method(1, 2, "st", n1=8, n2="st2")
- self.assertEqual(str(method), ("f(1, 2, 'st', n1=8, n2='st2') -> None"))
-
- method = mox.MockMethod("testMethod", [], False)
- method(1, 2, "only positional")
- self.assertEqual(str(method), "testMethod(1, 2, 'only positional') -> None")
-
- method = mox.MockMethod("testMethod", [], False)
- method(a=1, b=2, c="only named")
- self.assertEqual(str(method),
- "testMethod(a=1, b=2, c='only named') -> None")
-
- method = mox.MockMethod("testMethod", [], False)
- method()
- self.assertEqual(str(method), "testMethod() -> None")
-
- method = mox.MockMethod("testMethod", [], False)
- method(x="only 1 parameter")
- self.assertEqual(str(method), "testMethod(x='only 1 parameter') -> None")
-
- method = mox.MockMethod("testMethod", [], False)
- method().AndReturn('return_value')
- self.assertEqual(str(method), "testMethod() -> 'return_value'")
-
- method = mox.MockMethod("testMethod", [], False)
- method().AndReturn(('a', {1: 2}))
- self.assertEqual(str(method), "testMethod() -> ('a', {1: 2})")
-
-
-class MockAnythingTest(unittest.TestCase):
- """Verify that the MockAnything class works as expected."""
-
- def setUp(self):
- self.mock_object = mox.MockAnything()
-
- def testRepr(self):
- """Calling repr on a MockAnything instance must work."""
- self.assertEqual('<MockAnything instance>', repr(self.mock_object))
-
- def testSetupMode(self):
- """Verify the mock will accept any call."""
- self.mock_object.NonsenseCall()
- self.assert_(len(self.mock_object._expected_calls_queue) == 1)
-
- def testReplayWithExpectedCall(self):
- """Verify the mock replays method calls as expected."""
- self.mock_object.ValidCall() # setup method call
- self.mock_object._Replay() # start replay mode
- self.mock_object.ValidCall() # make method call
-
- def testReplayWithUnexpectedCall(self):
- """Unexpected method calls should raise UnexpectedMethodCallError."""
- self.mock_object.ValidCall() # setup method call
- self.mock_object._Replay() # start replay mode
- self.assertRaises(mox.UnexpectedMethodCallError,
- self.mock_object.OtherValidCall)
-
- def testVerifyWithCompleteReplay(self):
- """Verify should not raise an exception for a valid replay."""
- self.mock_object.ValidCall() # setup method call
- self.mock_object._Replay() # start replay mode
- self.mock_object.ValidCall() # make method call
- self.mock_object._Verify()
-
- def testVerifyWithIncompleteReplay(self):
- """Verify should raise an exception if the replay was not complete."""
- self.mock_object.ValidCall() # setup method call
- self.mock_object._Replay() # start replay mode
- # ValidCall() is never made
- self.assertRaises(mox.ExpectedMethodCallsError, self.mock_object._Verify)
-
- def testSpecialClassMethod(self):
- """Verify should not raise an exception when special methods are used."""
- self.mock_object[1].AndReturn(True)
- self.mock_object._Replay()
- returned_val = self.mock_object[1]
- self.assert_(returned_val)
- self.mock_object._Verify()
-
- def testNonzero(self):
- """You should be able to use the mock object in an if."""
- self.mock_object._Replay()
- if self.mock_object:
- pass
-
- def testNotNone(self):
- """Mock should be comparable to None."""
- self.mock_object._Replay()
- if self.mock_object is not None:
- pass
-
- if self.mock_object is None:
- pass
-
- def testEquals(self):
- """A mock should be able to compare itself to another object."""
- self.mock_object._Replay()
- self.assertEquals(self.mock_object, self.mock_object)
-
- def testEqualsMockFailure(self):
- """Verify equals identifies unequal objects."""
- self.mock_object.SillyCall()
- self.mock_object._Replay()
- self.assertNotEquals(self.mock_object, mox.MockAnything())
-
- def testEqualsInstanceFailure(self):
- """Verify equals identifies that objects are different instances."""
- self.mock_object._Replay()
- self.assertNotEquals(self.mock_object, TestClass())
-
- def testNotEquals(self):
- """Verify not equals works."""
- self.mock_object._Replay()
- self.assertFalse(self.mock_object != self.mock_object)
-
- def testNestedMockCallsRecordedSerially(self):
- """Test that nested calls work when recorded serially."""
- self.mock_object.CallInner().AndReturn(1)
- self.mock_object.CallOuter(1)
- self.mock_object._Replay()
-
- self.mock_object.CallOuter(self.mock_object.CallInner())
-
- self.mock_object._Verify()
-
- def testNestedMockCallsRecordedNested(self):
- """Test that nested cals work when recorded in a nested fashion."""
- self.mock_object.CallOuter(self.mock_object.CallInner().AndReturn(1))
- self.mock_object._Replay()
-
- self.mock_object.CallOuter(self.mock_object.CallInner())
-
- self.mock_object._Verify()
-
- def testIsCallable(self):
- """Test that MockAnything can even mock a simple callable.
-
- This is handy for "stubbing out" a method in a module with a mock, and
- verifying that it was called.
- """
- self.mock_object().AndReturn('mox0rd')
- self.mock_object._Replay()
-
- self.assertEquals('mox0rd', self.mock_object())
-
- self.mock_object._Verify()
-
- def testIsReprable(self):
- """Test that MockAnythings can be repr'd without causing a failure."""
- self.failUnless('MockAnything' in repr(self.mock_object))
-
-
-class MethodCheckerTest(unittest.TestCase):
- """Tests MockMethod's use of MethodChecker method."""
-
- def testNoParameters(self):
- method = mox.MockMethod('NoParameters', [], False,
- CheckCallTestClass.NoParameters)
- method()
- self.assertRaises(AttributeError, method, 1)
- self.assertRaises(AttributeError, method, 1, 2)
- self.assertRaises(AttributeError, method, a=1)
- self.assertRaises(AttributeError, method, 1, b=2)
-
- def testOneParameter(self):
- method = mox.MockMethod('OneParameter', [], False,
- CheckCallTestClass.OneParameter)
- self.assertRaises(AttributeError, method)
- method(1)
- method(a=1)
- self.assertRaises(AttributeError, method, b=1)
- self.assertRaises(AttributeError, method, 1, 2)
- self.assertRaises(AttributeError, method, 1, a=2)
- self.assertRaises(AttributeError, method, 1, b=2)
-
- def testTwoParameters(self):
- method = mox.MockMethod('TwoParameters', [], False,
- CheckCallTestClass.TwoParameters)
- self.assertRaises(AttributeError, method)
- self.assertRaises(AttributeError, method, 1)
- self.assertRaises(AttributeError, method, a=1)
- self.assertRaises(AttributeError, method, b=1)
- method(1, 2)
- method(1, b=2)
- method(a=1, b=2)
- method(b=2, a=1)
- self.assertRaises(AttributeError, method, b=2, c=3)
- self.assertRaises(AttributeError, method, a=1, b=2, c=3)
- self.assertRaises(AttributeError, method, 1, 2, 3)
- self.assertRaises(AttributeError, method, 1, 2, 3, 4)
- self.assertRaises(AttributeError, method, 3, a=1, b=2)
-
- def testOneDefaultValue(self):
- method = mox.MockMethod('OneDefaultValue', [], False,
- CheckCallTestClass.OneDefaultValue)
- method()
- method(1)
- method(a=1)
- self.assertRaises(AttributeError, method, b=1)
- self.assertRaises(AttributeError, method, 1, 2)
- self.assertRaises(AttributeError, method, 1, a=2)
- self.assertRaises(AttributeError, method, 1, b=2)
-
- def testTwoDefaultValues(self):
- method = mox.MockMethod('TwoDefaultValues', [], False,
- CheckCallTestClass.TwoDefaultValues)
- self.assertRaises(AttributeError, method)
- self.assertRaises(AttributeError, method, c=3)
- self.assertRaises(AttributeError, method, 1)
- self.assertRaises(AttributeError, method, 1, d=4)
- self.assertRaises(AttributeError, method, 1, d=4, c=3)
- method(1, 2)
- method(a=1, b=2)
- method(1, 2, 3)
- method(1, 2, 3, 4)
- method(1, 2, c=3)
- method(1, 2, c=3, d=4)
- method(1, 2, d=4, c=3)
- method(d=4, c=3, a=1, b=2)
- self.assertRaises(AttributeError, method, 1, 2, 3, 4, 5)
- self.assertRaises(AttributeError, method, 1, 2, e=9)
- self.assertRaises(AttributeError, method, a=1, b=2, e=9)
-
- def testArgs(self):
- method = mox.MockMethod('Args', [], False, CheckCallTestClass.Args)
- self.assertRaises(AttributeError, method)
- self.assertRaises(AttributeError, method, 1)
- method(1, 2)
- method(a=1, b=2)
- method(1, 2, 3)
- method(1, 2, 3, 4)
- self.assertRaises(AttributeError, method, 1, 2, a=3)
- self.assertRaises(AttributeError, method, 1, 2, c=3)
-
- def testKwargs(self):
- method = mox.MockMethod('Kwargs', [], False, CheckCallTestClass.Kwargs)
- self.assertRaises(AttributeError, method)
- method(1)
- method(1, 2)
- method(a=1, b=2)
- method(b=2, a=1)
- self.assertRaises(AttributeError, method, 1, 2, 3)
- self.assertRaises(AttributeError, method, 1, 2, a=3)
- method(1, 2, c=3)
- method(a=1, b=2, c=3)
- method(c=3, a=1, b=2)
- method(a=1, b=2, c=3, d=4)
- self.assertRaises(AttributeError, method, 1, 2, 3, 4)
-
- def testArgsAndKwargs(self):
- method = mox.MockMethod('ArgsAndKwargs', [], False,
- CheckCallTestClass.ArgsAndKwargs)
- self.assertRaises(AttributeError, method)
- method(1)
- method(1, 2)
- method(1, 2, 3)
- method(a=1)
- method(1, b=2)
- self.assertRaises(AttributeError, method, 1, a=2)
- method(b=2, a=1)
- method(c=3, b=2, a=1)
- method(1, 2, c=3)
-
-
-class CheckCallTestClass(object):
- def NoParameters(self):
- pass
-
- def OneParameter(self, a):
- pass
-
- def TwoParameters(self, a, b):
- pass
-
- def OneDefaultValue(self, a=1):
- pass
-
- def TwoDefaultValues(self, a, b, c=1, d=2):
- pass
-
- def Args(self, a, b, *args):
- pass
-
- def Kwargs(self, a, b=2, **kwargs):
- pass
-
- def ArgsAndKwargs(self, a, *args, **kwargs):
- pass
-
-
-class MockObjectTest(unittest.TestCase):
- """Verify that the MockObject class works as exepcted."""
-
- def setUp(self):
- self.mock_object = mox.MockObject(TestClass)
-
- def testSetupModeWithValidCall(self):
- """Verify the mock object properly mocks a basic method call."""
- self.mock_object.ValidCall()
- self.assert_(len(self.mock_object._expected_calls_queue) == 1)
-
- def testSetupModeWithInvalidCall(self):
- """UnknownMethodCallError should be raised if a non-member method is called.
- """
- # Note: assertRaises does not catch exceptions thrown by MockObject's
- # __getattr__
- try:
- self.mock_object.InvalidCall()
- self.fail("No exception thrown, expected UnknownMethodCallError")
- except mox.UnknownMethodCallError:
- pass
- except Exception:
- self.fail("Wrong exception type thrown, expected UnknownMethodCallError")
-
- def testReplayWithInvalidCall(self):
- """UnknownMethodCallError should be raised if a non-member method is called.
- """
- self.mock_object.ValidCall() # setup method call
- self.mock_object._Replay() # start replay mode
- # Note: assertRaises does not catch exceptions thrown by MockObject's
- # __getattr__
- try:
- self.mock_object.InvalidCall()
- self.fail("No exception thrown, expected UnknownMethodCallError")
- except mox.UnknownMethodCallError:
- pass
- except Exception:
- self.fail("Wrong exception type thrown, expected UnknownMethodCallError")
-
- def testIsInstance(self):
- """Mock should be able to pass as an instance of the mocked class."""
- self.assert_(isinstance(self.mock_object, TestClass))
-
- def testFindValidMethods(self):
- """Mock should be able to mock all public methods."""
- self.assert_('ValidCall' in self.mock_object._known_methods)
- self.assert_('OtherValidCall' in self.mock_object._known_methods)
- self.assert_('MyClassMethod' in self.mock_object._known_methods)
- self.assert_('MyStaticMethod' in self.mock_object._known_methods)
- self.assert_('_ProtectedCall' in self.mock_object._known_methods)
- self.assert_('__PrivateCall' not in self.mock_object._known_methods)
- self.assert_('_TestClass__PrivateCall' in self.mock_object._known_methods)
-
- def testFindsSuperclassMethods(self):
- """Mock should be able to mock superclasses methods."""
- self.mock_object = mox.MockObject(ChildClass)
- self.assert_('ValidCall' in self.mock_object._known_methods)
- self.assert_('OtherValidCall' in self.mock_object._known_methods)
- self.assert_('MyClassMethod' in self.mock_object._known_methods)
- self.assert_('ChildValidCall' in self.mock_object._known_methods)
-
- def testAccessClassVariables(self):
- """Class variables should be accessible through the mock."""
- self.assert_('SOME_CLASS_VAR' in self.mock_object._known_vars)
- self.assert_('_PROTECTED_CLASS_VAR' in self.mock_object._known_vars)
- self.assertEquals('test_value', self.mock_object.SOME_CLASS_VAR)
-
- def testEquals(self):
- """A mock should be able to compare itself to another object."""
- self.mock_object._Replay()
- self.assertEquals(self.mock_object, self.mock_object)
-
- def testEqualsMockFailure(self):
- """Verify equals identifies unequal objects."""
- self.mock_object.ValidCall()
- self.mock_object._Replay()
- self.assertNotEquals(self.mock_object, mox.MockObject(TestClass))
-
- def testEqualsInstanceFailure(self):
- """Verify equals identifies that objects are different instances."""
- self.mock_object._Replay()
- self.assertNotEquals(self.mock_object, TestClass())
-
- def testNotEquals(self):
- """Verify not equals works."""
- self.mock_object._Replay()
- self.assertFalse(self.mock_object != self.mock_object)
-
- def testMockSetItem_ExpectedSetItem_Success(self):
- """Test that __setitem__() gets mocked in Dummy.
-
- In this test, _Verify() succeeds.
- """
- dummy = mox.MockObject(TestClass)
- dummy['X'] = 'Y'
-
- dummy._Replay()
-
- dummy['X'] = 'Y'
-
- dummy._Verify()
-
- def testMockSetItem_ExpectedSetItem_NoSuccess(self):
- """Test that __setitem__() gets mocked in Dummy.
-
- In this test, _Verify() fails.
- """
- dummy = mox.MockObject(TestClass)
- dummy['X'] = 'Y'
-
- dummy._Replay()
-
- # NOT doing dummy['X'] = 'Y'
-
- self.assertRaises(mox.ExpectedMethodCallsError, dummy._Verify)
-
- def testMockSetItem_ExpectedNoSetItem_Success(self):
- """Test that __setitem__() gets mocked in Dummy."""
- dummy = mox.MockObject(TestClass)
- # NOT doing dummy['X'] = 'Y'
-
- dummy._Replay()
-
- def call(): dummy['X'] = 'Y'
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- def testMockSetItem_ExpectedNoSetItem_NoSuccess(self):
- """Test that __setitem__() gets mocked in Dummy.
-
- In this test, _Verify() fails.
- """
- dummy = mox.MockObject(TestClass)
- # NOT doing dummy['X'] = 'Y'
-
- dummy._Replay()
-
- # NOT doing dummy['X'] = 'Y'
-
- dummy._Verify()
-
- def testMockSetItem_ExpectedSetItem_NonmatchingParameters(self):
- """Test that __setitem__() fails if other parameters are expected."""
- dummy = mox.MockObject(TestClass)
- dummy['X'] = 'Y'
-
- dummy._Replay()
-
- def call(): dummy['wrong'] = 'Y'
-
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- dummy._Verify()
-
- def testMockSetItem_WithSubClassOfNewStyleClass(self):
- class NewStyleTestClass(object):
- def __init__(self):
- self.my_dict = {}
-
- def __setitem__(self, key, value):
- self.my_dict[key], value
-
- class TestSubClass(NewStyleTestClass):
- pass
-
- dummy = mox.MockObject(TestSubClass)
- dummy[1] = 2
- dummy._Replay()
- dummy[1] = 2
- dummy._Verify()
-
- def testMockGetItem_ExpectedGetItem_Success(self):
- """Test that __getitem__() gets mocked in Dummy.
-
- In this test, _Verify() succeeds.
- """
- dummy = mox.MockObject(TestClass)
- dummy['X'].AndReturn('value')
-
- dummy._Replay()
-
- self.assertEqual(dummy['X'], 'value')
-
- dummy._Verify()
-
- def testMockGetItem_ExpectedGetItem_NoSuccess(self):
- """Test that __getitem__() gets mocked in Dummy.
-
- In this test, _Verify() fails.
- """
- dummy = mox.MockObject(TestClass)
- dummy['X'].AndReturn('value')
-
- dummy._Replay()
-
- # NOT doing dummy['X']
-
- self.assertRaises(mox.ExpectedMethodCallsError, dummy._Verify)
-
- def testMockGetItem_ExpectedNoGetItem_NoSuccess(self):
- """Test that __getitem__() gets mocked in Dummy."""
- dummy = mox.MockObject(TestClass)
- # NOT doing dummy['X']
-
- dummy._Replay()
-
- def call(): return dummy['X']
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- def testMockGetItem_ExpectedGetItem_NonmatchingParameters(self):
- """Test that __getitem__() fails if other parameters are expected."""
- dummy = mox.MockObject(TestClass)
- dummy['X'].AndReturn('value')
-
- dummy._Replay()
-
- def call(): return dummy['wrong']
-
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- dummy._Verify()
-
- def testMockGetItem_WithSubClassOfNewStyleClass(self):
- class NewStyleTestClass(object):
- def __getitem__(self, key):
- return {1: '1', 2: '2'}[key]
-
- class TestSubClass(NewStyleTestClass):
- pass
-
- dummy = mox.MockObject(TestSubClass)
- dummy[1].AndReturn('3')
-
- dummy._Replay()
- self.assertEquals('3', dummy.__getitem__(1))
- dummy._Verify()
-
- def testMockIter_ExpectedIter_Success(self):
- """Test that __iter__() gets mocked in Dummy.
-
- In this test, _Verify() succeeds.
- """
- dummy = mox.MockObject(TestClass)
- iter(dummy).AndReturn(iter(['X', 'Y']))
-
- dummy._Replay()
-
- self.assertEqual([x for x in dummy], ['X', 'Y'])
-
- dummy._Verify()
- def testMockContains_ExpectedContains_Success(self):
- """Test that __contains__ gets mocked in Dummy.
-
- In this test, _Verify() succeeds.
- """
- dummy = mox.MockObject(TestClass)
- dummy.__contains__('X').AndReturn(True)
-
- dummy._Replay()
-
- self.failUnless('X' in dummy)
-
- dummy._Verify()
-
- def testMockContains_ExpectedContains_NoSuccess(self):
- """Test that __contains__() gets mocked in Dummy.
-
- In this test, _Verify() fails.
- """
- dummy = mox.MockObject(TestClass)
- dummy.__contains__('X').AndReturn('True')
-
- dummy._Replay()
-
- # NOT doing 'X' in dummy
-
- self.assertRaises(mox.ExpectedMethodCallsError, dummy._Verify)
-
- def testMockContains_ExpectedContains_NonmatchingParameter(self):
- """Test that __contains__ fails if other parameters are expected."""
- dummy = mox.MockObject(TestClass)
- dummy.__contains__('X').AndReturn(True)
-
- dummy._Replay()
-
- def call(): return 'Y' in dummy
-
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- dummy._Verify()
-
- def testMockIter_ExpectedIter_NoSuccess(self):
- """Test that __iter__() gets mocked in Dummy.
-
- In this test, _Verify() fails.
- """
- dummy = mox.MockObject(TestClass)
- iter(dummy).AndReturn(iter(['X', 'Y']))
-
- dummy._Replay()
-
- # NOT doing self.assertEqual([x for x in dummy], ['X', 'Y'])
-
- self.assertRaises(mox.ExpectedMethodCallsError, dummy._Verify)
-
- def testMockIter_ExpectedNoIter_NoSuccess(self):
- """Test that __iter__() gets mocked in Dummy."""
- dummy = mox.MockObject(TestClass)
- # NOT doing iter(dummy)
-
- dummy._Replay()
-
- def call(): return [x for x in dummy]
- self.assertRaises(mox.UnexpectedMethodCallError, call)
-
- def testMockIter_ExpectedGetItem_Success(self):
- """Test that __iter__() gets mocked in Dummy using getitem."""
- dummy = mox.MockObject(SubscribtableNonIterableClass)
- dummy[0].AndReturn('a')
- dummy[1].AndReturn('b')
- dummy[2].AndRaise(IndexError)
-
- dummy._Replay()
- self.assertEquals(['a', 'b'], [x for x in dummy])
- dummy._Verify()
-
- def testMockIter_ExpectedNoGetItem_NoSuccess(self):
- """Test that __iter__() gets mocked in Dummy using getitem."""
- dummy = mox.MockObject(SubscribtableNonIterableClass)
- # NOT doing dummy[index]
-
- dummy._Replay()
- function = lambda: [x for x in dummy]
- self.assertRaises(mox.UnexpectedMethodCallError, function)
-
- def testMockGetIter_WithSubClassOfNewStyleClass(self):
- class NewStyleTestClass(object):
- def __iter__(self):
- return iter([1, 2, 3])
-
- class TestSubClass(NewStyleTestClass):
- pass
-
- dummy = mox.MockObject(TestSubClass)
- iter(dummy).AndReturn(iter(['a', 'b']))
- dummy._Replay()
- self.assertEquals(['a', 'b'], [x for x in dummy])
- dummy._Verify()
-
-
-class MoxTest(unittest.TestCase):
- """Verify Mox works correctly."""
-
- def setUp(self):
- self.mox = mox.Mox()
-
- def testCreateObject(self):
- """Mox should create a mock object."""
- mock_obj = self.mox.CreateMock(TestClass)
-
- def testVerifyObjectWithCompleteReplay(self):
- """Mox should replay and verify all objects it created."""
- mock_obj = self.mox.CreateMock(TestClass)
- mock_obj.ValidCall()
- mock_obj.ValidCallWithArgs(mox.IsA(TestClass))
- self.mox.ReplayAll()
- mock_obj.ValidCall()
- mock_obj.ValidCallWithArgs(TestClass("some_value"))
- self.mox.VerifyAll()
-
- def testVerifyObjectWithIncompleteReplay(self):
- """Mox should raise an exception if a mock didn't replay completely."""
- mock_obj = self.mox.CreateMock(TestClass)
- mock_obj.ValidCall()
- self.mox.ReplayAll()
- # ValidCall() is never made
- self.assertRaises(mox.ExpectedMethodCallsError, self.mox.VerifyAll)
-
- def testEntireWorkflow(self):
- """Test the whole work flow."""
- mock_obj = self.mox.CreateMock(TestClass)
- mock_obj.ValidCall().AndReturn("yes")
- self.mox.ReplayAll()
-
- ret_val = mock_obj.ValidCall()
- self.assertEquals("yes", ret_val)
- self.mox.VerifyAll()
-
- def testCallableObject(self):
- """Test recording calls to a callable object works."""
- mock_obj = self.mox.CreateMock(CallableClass)
- mock_obj("foo").AndReturn("qux")
- self.mox.ReplayAll()
-
- ret_val = mock_obj("foo")
- self.assertEquals("qux", ret_val)
- self.mox.VerifyAll()
-
- def testInheritedCallableObject(self):
- """Test recording calls to an object inheriting from a callable object."""
- mock_obj = self.mox.CreateMock(InheritsFromCallable)
- mock_obj("foo").AndReturn("qux")
- self.mox.ReplayAll()
-
- ret_val = mock_obj("foo")
- self.assertEquals("qux", ret_val)
- self.mox.VerifyAll()
-
- def testCallOnNonCallableObject(self):
- """Test that you cannot call a non-callable object."""
- mock_obj = self.mox.CreateMock(TestClass)
- self.assertRaises(TypeError, mock_obj)
-
- def testCallableObjectWithBadCall(self):
- """Test verifying calls to a callable object works."""
- mock_obj = self.mox.CreateMock(CallableClass)
- mock_obj("foo").AndReturn("qux")
- self.mox.ReplayAll()
-
- self.assertRaises(mox.UnexpectedMethodCallError, mock_obj, "ZOOBAZ")
-
- def testUnorderedGroup(self):
- """Test that using one unordered group works."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Method(1).InAnyOrder()
- mock_obj.Method(2).InAnyOrder()
- self.mox.ReplayAll()
-
- mock_obj.Method(2)
- mock_obj.Method(1)
-
- self.mox.VerifyAll()
-
- def testUnorderedGroupsInline(self):
- """Unordered groups should work in the context of ordered calls."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).InAnyOrder()
- mock_obj.Method(2).InAnyOrder()
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- mock_obj.Method(2)
- mock_obj.Method(1)
- mock_obj.Close()
-
- self.mox.VerifyAll()
-
- def testMultipleUnorderdGroups(self):
- """Multiple unoreded groups should work."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Method(1).InAnyOrder()
- mock_obj.Method(2).InAnyOrder()
- mock_obj.Foo().InAnyOrder('group2')
- mock_obj.Bar().InAnyOrder('group2')
- self.mox.ReplayAll()
-
- mock_obj.Method(2)
- mock_obj.Method(1)
- mock_obj.Bar()
- mock_obj.Foo()
-
- self.mox.VerifyAll()
-
- def testMultipleUnorderdGroupsOutOfOrder(self):
- """Multiple unordered groups should maintain external order"""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Method(1).InAnyOrder()
- mock_obj.Method(2).InAnyOrder()
- mock_obj.Foo().InAnyOrder('group2')
- mock_obj.Bar().InAnyOrder('group2')
- self.mox.ReplayAll()
-
- mock_obj.Method(2)
- self.assertRaises(mox.UnexpectedMethodCallError, mock_obj.Bar)
-
- def testUnorderedGroupWithReturnValue(self):
- """Unordered groups should work with return values."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).InAnyOrder().AndReturn(9)
- mock_obj.Method(2).InAnyOrder().AndReturn(10)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- actual_two = mock_obj.Method(2)
- actual_one = mock_obj.Method(1)
- mock_obj.Close()
-
- self.assertEquals(9, actual_one)
- self.assertEquals(10, actual_two)
-
- self.mox.VerifyAll()
-
- def testUnorderedGroupWithComparator(self):
- """Unordered groups should work with comparators"""
-
- def VerifyOne(cmd):
- if not isinstance(cmd, str):
- self.fail('Unexpected type passed to comparator: ' + str(cmd))
- return cmd == 'test'
-
- def VerifyTwo(cmd):
- return True
-
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Foo(['test'], mox.Func(VerifyOne), bar=1).InAnyOrder().\
- AndReturn('yes test')
- mock_obj.Foo(['test'], mox.Func(VerifyTwo), bar=1).InAnyOrder().\
- AndReturn('anything')
-
- self.mox.ReplayAll()
-
- mock_obj.Foo(['test'], 'anything', bar=1)
- mock_obj.Foo(['test'], 'test', bar=1)
-
- self.mox.VerifyAll()
-
- def testMultipleTimes(self):
- """Test if MultipleTimesGroup works."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Method(1).MultipleTimes().AndReturn(9)
- mock_obj.Method(2).AndReturn(10)
- mock_obj.Method(3).MultipleTimes().AndReturn(42)
- self.mox.ReplayAll()
-
- actual_one = mock_obj.Method(1)
- second_one = mock_obj.Method(1) # This tests MultipleTimes.
- actual_two = mock_obj.Method(2)
- actual_three = mock_obj.Method(3)
- mock_obj.Method(3)
- mock_obj.Method(3)
-
- self.mox.VerifyAll()
-
- self.assertEquals(9, actual_one)
- self.assertEquals(9, second_one) # Repeated calls should return same number.
- self.assertEquals(10, actual_two)
- self.assertEquals(42, actual_three)
-
- def testMultipleTimesUsingIsAParameter(self):
- """Test if MultipleTimesGroup works with a IsA parameter."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(mox.IsA(str)).MultipleTimes("IsA").AndReturn(9)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- actual_one = mock_obj.Method("1")
- second_one = mock_obj.Method("2") # This tests MultipleTimes.
- mock_obj.Close()
-
- self.mox.VerifyAll()
-
- self.assertEquals(9, actual_one)
- self.assertEquals(9, second_one) # Repeated calls should return same number.
-
- def testMutlipleTimesUsingFunc(self):
- """Test that the Func is not evaluated more times than necessary.
-
- If a Func() has side effects, it can cause a passing test to fail.
- """
-
- self.counter = 0
- def MyFunc(actual_str):
- """Increment the counter if actual_str == 'foo'."""
- if actual_str == 'foo':
- self.counter += 1
- return True
-
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(mox.Func(MyFunc)).MultipleTimes()
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- mock_obj.Method('foo')
- mock_obj.Method('foo')
- mock_obj.Method('not-foo')
- mock_obj.Close()
-
- self.mox.VerifyAll()
-
- self.assertEquals(2, self.counter)
-
- def testMultipleTimesThreeMethods(self):
- """Test if MultipleTimesGroup works with three or more methods."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).MultipleTimes().AndReturn(9)
- mock_obj.Method(2).MultipleTimes().AndReturn(8)
- mock_obj.Method(3).MultipleTimes().AndReturn(7)
- mock_obj.Method(4).AndReturn(10)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- actual_three = mock_obj.Method(3)
- mock_obj.Method(1)
- actual_two = mock_obj.Method(2)
- mock_obj.Method(3)
- actual_one = mock_obj.Method(1)
- actual_four = mock_obj.Method(4)
- mock_obj.Close()
-
- self.assertEquals(9, actual_one)
- self.assertEquals(8, actual_two)
- self.assertEquals(7, actual_three)
- self.assertEquals(10, actual_four)
-
- self.mox.VerifyAll()
-
- def testMultipleTimesMissingOne(self):
- """Test if MultipleTimesGroup fails if one method is missing."""
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).MultipleTimes().AndReturn(9)
- mock_obj.Method(2).MultipleTimes().AndReturn(8)
- mock_obj.Method(3).MultipleTimes().AndReturn(7)
- mock_obj.Method(4).AndReturn(10)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- mock_obj.Method(3)
- mock_obj.Method(2)
- mock_obj.Method(3)
- mock_obj.Method(3)
- mock_obj.Method(2)
-
- self.assertRaises(mox.UnexpectedMethodCallError, mock_obj.Method, 4)
-
- def testMultipleTimesTwoGroups(self):
- """Test if MultipleTimesGroup works with a group after a
- MultipleTimesGroup.
- """
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).MultipleTimes().AndReturn(9)
- mock_obj.Method(3).MultipleTimes("nr2").AndReturn(42)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- actual_one = mock_obj.Method(1)
- mock_obj.Method(1)
- actual_three = mock_obj.Method(3)
- mock_obj.Method(3)
- mock_obj.Close()
-
- self.assertEquals(9, actual_one)
- self.assertEquals(42, actual_three)
-
- self.mox.VerifyAll()
-
- def testMultipleTimesTwoGroupsFailure(self):
- """Test if MultipleTimesGroup fails with a group after a
- MultipleTimesGroup.
- """
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.Open()
- mock_obj.Method(1).MultipleTimes().AndReturn(9)
- mock_obj.Method(3).MultipleTimes("nr2").AndReturn(42)
- mock_obj.Close()
- self.mox.ReplayAll()
-
- mock_obj.Open()
- actual_one = mock_obj.Method(1)
- mock_obj.Method(1)
- actual_three = mock_obj.Method(3)
-
- self.assertRaises(mox.UnexpectedMethodCallError, mock_obj.Method, 1)
-
- def testWithSideEffects(self):
- """Test side effect operations actually modify their target objects."""
- def modifier(mutable_list):
- mutable_list[0] = 'mutated'
- mock_obj = self.mox.CreateMockAnything()
- mock_obj.ConfigureInOutParameter(['original']).WithSideEffects(modifier)
- mock_obj.WorkWithParameter(['mutated'])
- self.mox.ReplayAll()
-
- local_list = ['original']
- mock_obj.ConfigureInOutParameter(local_list)
- mock_obj.WorkWithParameter(local_list)
-
- self.mox.VerifyAll()
-
- def testWithSideEffectsException(self):
- """Test side effect operations actually modify their target objects."""
- def modifier(mutable_list):
- mutable_list[0] = 'mutated'
- mock_obj = self.mox.CreateMockAnything()
- method = mock_obj.ConfigureInOutParameter(['original'])
- method.WithSideEffects(modifier).AndRaise(Exception('exception'))
- mock_obj.WorkWithParameter(['mutated'])
- self.mox.ReplayAll()
-
- local_list = ['original']
- self.failUnlessRaises(Exception,
- mock_obj.ConfigureInOutParameter,
- local_list)
- mock_obj.WorkWithParameter(local_list)
-
- self.mox.VerifyAll()
-
- def testStubOutMethod(self):
- """Test that a method is replaced with a MockAnything."""
- test_obj = TestClass()
- # Replace OtherValidCall with a mock.
- self.mox.StubOutWithMock(test_obj, 'OtherValidCall')
- self.assert_(isinstance(test_obj.OtherValidCall, mox.MockAnything))
- test_obj.OtherValidCall().AndReturn('foo')
- self.mox.ReplayAll()
-
- actual = test_obj.OtherValidCall()
-
- self.mox.VerifyAll()
- self.mox.UnsetStubs()
- self.assertEquals('foo', actual)
- self.failIf(isinstance(test_obj.OtherValidCall, mox.MockAnything))
-
- def testWarnsUserIfMockingMock(self):
- """Test that user is warned if they try to stub out a MockAnything."""
- self.mox.StubOutWithMock(TestClass, 'MyStaticMethod')
- self.assertRaises(TypeError, self.mox.StubOutWithMock, TestClass,
- 'MyStaticMethod')
-
- def testStubOutObject(self):
- """Test than object is replaced with a Mock."""
-
- class Foo(object):
- def __init__(self):
- self.obj = TestClass()
-
- foo = Foo()
- self.mox.StubOutWithMock(foo, "obj")
- self.assert_(isinstance(foo.obj, mox.MockObject))
- foo.obj.ValidCall()
- self.mox.ReplayAll()
-
- foo.obj.ValidCall()
-
- self.mox.VerifyAll()
- self.mox.UnsetStubs()
- self.failIf(isinstance(foo.obj, mox.MockObject))
-
- def testForgotReplayHelpfulMessage(self):
- """If there is an AttributeError on a MockMethod, give users a helpful msg.
- """
- foo = self.mox.CreateMockAnything()
- bar = self.mox.CreateMockAnything()
- foo.GetBar().AndReturn(bar)
- bar.ShowMeTheMoney()
- # Forgot to replay!
- try:
- foo.GetBar().ShowMeTheMoney()
- except AttributeError, e:
- self.assertEquals('MockMethod has no attribute "ShowMeTheMoney". '
- 'Did you remember to put your mocks in replay mode?', str(e))
-
-
-class ReplayTest(unittest.TestCase):
- """Verify Replay works properly."""
-
- def testReplay(self):
- """Replay should put objects into replay mode."""
- mock_obj = mox.MockObject(TestClass)
- self.assertFalse(mock_obj._replay_mode)
- mox.Replay(mock_obj)
- self.assertTrue(mock_obj._replay_mode)
-
-
-class MoxTestBaseTest(unittest.TestCase):
- """Verify that all tests in a class derived from MoxTestBase are wrapped."""
-
- def setUp(self):
- self.mox = mox.Mox()
- self.test_mox = mox.Mox()
- self.result = unittest.TestResult()
-
- def tearDown(self):
- # In case one of our tests fail before UnsetStubs is called.
- self.mox.UnsetStubs()
- self.test_mox.UnsetStubs()
-
- def _setUpTestClass(self):
- """Replacement for setUp in the test class instance.
-
- Assigns a mox.Mox instance as the mox attribute of the test class instance.
- This replacement Mox instance is under our control before setUp is called
- in the test class instance.
- """
- self.test.mox = self.test_mox
-
- def _CreateTest(self, test_name):
- """Create a test from our example mox class.
-
- The created test instance is assigned to this instances test attribute.
- """
- self.test = mox_test_helper.ExampleMoxTest(test_name)
- self.mox.stubs.Set(self.test, 'setUp', self._setUpTestClass)
-
- def _VerifySuccess(self):
- """Run the checks to confirm test method completed successfully."""
- self.mox.StubOutWithMock(self.test_mox, 'UnsetStubs')
- self.mox.StubOutWithMock(self.test_mox, 'VerifyAll')
- self.test_mox.UnsetStubs()
- self.test_mox.VerifyAll()
- self.mox.ReplayAll()
- self.test.run(result=self.result)
- self.assertTrue(self.result.wasSuccessful())
- self.mox.UnsetStubs()
- self.mox.VerifyAll()
- self.test_mox.UnsetStubs()
- self.test_mox.VerifyAll()
-
- def testSuccess(self):
- """Successful test method execution test."""
- self._CreateTest('testSuccess')
- self._VerifySuccess()
-
- def testExpectedNotCalled(self):
- """Stubbed out method is not called."""
- self._CreateTest('testExpectedNotCalled')
- self.mox.StubOutWithMock(self.test_mox, 'UnsetStubs')
- # Dont stub out VerifyAll - that's what causes the test to fail
- self.test_mox.UnsetStubs()
- self.test_mox.VerifyAll()
- self.mox.ReplayAll()
- self.test.run(result=self.result)
- self.failIf(self.result.wasSuccessful())
- self.mox.UnsetStubs()
- self.mox.VerifyAll()
- self.test_mox.UnsetStubs()
-
- def testUnexpectedCall(self):
- """Stubbed out method is called with unexpected arguments."""
- self._CreateTest('testUnexpectedCall')
- self.mox.StubOutWithMock(self.test_mox, 'UnsetStubs')
- # Ensure no calls are made to VerifyAll()
- self.mox.StubOutWithMock(self.test_mox, 'VerifyAll')
- self.test_mox.UnsetStubs()
- self.mox.ReplayAll()
- self.test.run(result=self.result)
- self.failIf(self.result.wasSuccessful())
- self.mox.UnsetStubs()
- self.mox.VerifyAll()
- self.test_mox.UnsetStubs()
-
- def testFailure(self):
- """Failing assertion in test method."""
- self._CreateTest('testFailure')
- self.mox.StubOutWithMock(self.test_mox, 'UnsetStubs')
- # Ensure no calls are made to VerifyAll()
- self.mox.StubOutWithMock(self.test_mox, 'VerifyAll')
- self.test_mox.UnsetStubs()
- self.mox.ReplayAll()
- self.test.run(result=self.result)
- self.failIf(self.result.wasSuccessful())
- self.mox.UnsetStubs()
- self.mox.VerifyAll()
- self.test_mox.UnsetStubs()
-
- def testMixin(self):
- """Run test from mix-in test class, ensure it passes."""
- self._CreateTest('testStat')
- self._VerifySuccess()
-
- def testMixinAgain(self):
- """Run same test as above but from the current test class.
-
- This ensures metaclass properly wrapped test methods from all base classes.
- If unsetting of stubs doesn't happen, this will fail.
- """
- self._CreateTest('testStatOther')
- self._VerifySuccess()
-
-
-class VerifyTest(unittest.TestCase):
- """Verify Verify works properly."""
-
- def testVerify(self):
- """Verify should be called for all objects.
-
- This should throw an exception because the expected behavior did not occur.
- """
- mock_obj = mox.MockObject(TestClass)
- mock_obj.ValidCall()
- mock_obj._Replay()
- self.assertRaises(mox.ExpectedMethodCallsError, mox.Verify, mock_obj)
-
-
-class ResetTest(unittest.TestCase):
- """Verify Reset works properly."""
-
- def testReset(self):
- """Should empty all queues and put mocks in record mode."""
- mock_obj = mox.MockObject(TestClass)
- mock_obj.ValidCall()
- self.assertFalse(mock_obj._replay_mode)
- mock_obj._Replay()
- self.assertTrue(mock_obj._replay_mode)
- self.assertEquals(1, len(mock_obj._expected_calls_queue))
-
- mox.Reset(mock_obj)
- self.assertFalse(mock_obj._replay_mode)
- self.assertEquals(0, len(mock_obj._expected_calls_queue))
-
-
-class MyTestCase(unittest.TestCase):
- """Simulate the use of a fake wrapper around Python's unittest library."""
-
- def setUp(self):
- super(MyTestCase, self).setUp()
- self.critical_variable = 42
-
-
-class MoxTestBaseMultipleInheritanceTest(mox.MoxTestBase, MyTestCase):
- """Test that multiple inheritance can be used with MoxTestBase."""
-
- def setUp(self):
- super(MoxTestBaseMultipleInheritanceTest, self).setUp()
-
- def testMultipleInheritance(self):
- """Should be able to access members created by all parent setUp()."""
- self.assert_(isinstance(self.mox, mox.Mox))
- self.assertEquals(42, self.critical_variable)
-
-
-class TestClass:
- """This class is used only for testing the mock framework"""
-
- SOME_CLASS_VAR = "test_value"
- _PROTECTED_CLASS_VAR = "protected value"
-
- def __init__(self, ivar=None):
- self.__ivar = ivar
-
- def __eq__(self, rhs):
- return self.__ivar == rhs
-
- def __ne__(self, rhs):
- return not self.__eq__(rhs)
-
- def ValidCall(self):
- pass
-
- def OtherValidCall(self):
- pass
-
- def ValidCallWithArgs(self, *args, **kwargs):
- pass
-
- @classmethod
- def MyClassMethod(cls):
- pass
-
- @staticmethod
- def MyStaticMethod():
- pass
-
- def _ProtectedCall(self):
- pass
-
- def __PrivateCall(self):
- pass
-
- def __getitem__(self, key):
- pass
-
- def __DoNotMock(self):
- pass
-
- def __getitem__(self, key):
- """Return the value for key."""
- return self.d[key]
-
- def __setitem__(self, key, value):
- """Set the value for key to value."""
- self.d[key] = value
-
- def __contains__(self, key):
- """Returns True if d contains the key."""
- return key in self.d
-
- def __iter__(self):
- pass
-
-class ChildClass(TestClass):
- """This inherits from TestClass."""
- def __init__(self):
- TestClass.__init__(self)
-
- def ChildValidCall(self):
- pass
-
-
-class CallableClass(object):
- """This class is callable, and that should be mockable!"""
-
- def __init__(self):
- pass
-
- def __call__(self, param):
- return param
-
-
-class SubscribtableNonIterableClass(object):
- def __getitem__(self, index):
- raise IndexError
-
-
-class InheritsFromCallable(CallableClass):
- """This class should also be mockable; it inherits from a callable class."""
-
- pass
-
-
-if __name__ == '__main__':
- unittest.main()

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