You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1709 lines
54 KiB
Python
1709 lines
54 KiB
Python
#!/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()
|