| // Copyright 2008, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "gmock/gmock-nice-strict.h" |
| |
| #include <string> |
| #include <utility> |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest-spi.h" |
| #include "gtest/gtest.h" |
| |
| // This must not be defined inside the ::testing namespace, or it will |
| // clash with ::testing::Mock. |
| class Mock { |
| public: |
| Mock() = default; |
| |
| MOCK_METHOD0(DoThis, void()); |
| |
| private: |
| Mock(const Mock&) = delete; |
| Mock& operator=(const Mock&) = delete; |
| }; |
| |
| namespace testing { |
| namespace gmock_nice_strict_test { |
| |
| using testing::HasSubstr; |
| using testing::NaggyMock; |
| using testing::NiceMock; |
| using testing::StrictMock; |
| |
| #if GTEST_HAS_STREAM_REDIRECTION |
| using testing::internal::CaptureStdout; |
| using testing::internal::GetCapturedStdout; |
| #endif |
| |
| // Class without default constructor. |
| class NotDefaultConstructible { |
| public: |
| explicit NotDefaultConstructible(int) {} |
| }; |
| |
| class CallsMockMethodInDestructor { |
| public: |
| ~CallsMockMethodInDestructor() { OnDestroy(); } |
| MOCK_METHOD(void, OnDestroy, ()); |
| }; |
| |
| // Defines some mock classes needed by the tests. |
| |
| class Foo { |
| public: |
| virtual ~Foo() = default; |
| |
| virtual void DoThis() = 0; |
| virtual int DoThat(bool flag) = 0; |
| }; |
| |
| class MockFoo : public Foo { |
| public: |
| MockFoo() = default; |
| void Delete() { delete this; } |
| |
| MOCK_METHOD0(DoThis, void()); |
| MOCK_METHOD1(DoThat, int(bool flag)); |
| MOCK_METHOD0(ReturnNonDefaultConstructible, NotDefaultConstructible()); |
| |
| private: |
| MockFoo(const MockFoo&) = delete; |
| MockFoo& operator=(const MockFoo&) = delete; |
| }; |
| |
| class MockBar { |
| public: |
| explicit MockBar(const std::string& s) : str_(s) {} |
| |
| MockBar(char a1, char a2, std::string a3, std::string a4, int a5, int a6, |
| const std::string& a7, const std::string& a8, bool a9, bool a10) { |
| str_ = std::string() + a1 + a2 + a3 + a4 + static_cast<char>(a5) + |
| static_cast<char>(a6) + a7 + a8 + (a9 ? 'T' : 'F') + |
| (a10 ? 'T' : 'F'); |
| } |
| |
| virtual ~MockBar() = default; |
| |
| const std::string& str() const { return str_; } |
| |
| MOCK_METHOD0(This, int()); |
| MOCK_METHOD2(That, std::string(int, bool)); |
| |
| private: |
| std::string str_; |
| |
| MockBar(const MockBar&) = delete; |
| MockBar& operator=(const MockBar&) = delete; |
| }; |
| |
| class MockBaz { |
| public: |
| class MoveOnly { |
| public: |
| MoveOnly() = default; |
| |
| MoveOnly(const MoveOnly&) = delete; |
| MoveOnly& operator=(const MoveOnly&) = delete; |
| |
| MoveOnly(MoveOnly&&) = default; |
| MoveOnly& operator=(MoveOnly&&) = default; |
| }; |
| |
| MockBaz(MoveOnly) {} |
| }; |
| |
| #if GTEST_HAS_STREAM_REDIRECTION |
| |
| // Tests that a raw mock generates warnings for uninteresting calls. |
| TEST(RawMockTest, WarningForUninterestingCall) { |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "warning"); |
| |
| MockFoo raw_foo; |
| |
| CaptureStdout(); |
| raw_foo.DoThis(); |
| raw_foo.DoThat(true); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| // Tests that a raw mock generates warnings for uninteresting calls |
| // that delete the mock object. |
| TEST(RawMockTest, WarningForUninterestingCallAfterDeath) { |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "warning"); |
| |
| MockFoo* const raw_foo = new MockFoo; |
| |
| ON_CALL(*raw_foo, DoThis()).WillByDefault(Invoke(raw_foo, &MockFoo::Delete)); |
| |
| CaptureStdout(); |
| raw_foo->DoThis(); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| // Tests that a raw mock generates informational logs for |
| // uninteresting calls. |
| TEST(RawMockTest, InfoForUninterestingCall) { |
| MockFoo raw_foo; |
| |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "info"); |
| CaptureStdout(); |
| raw_foo.DoThis(); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| TEST(RawMockTest, IsNaggy_IsNice_IsStrict) { |
| MockFoo raw_foo; |
| EXPECT_TRUE(Mock::IsNaggy(&raw_foo)); |
| EXPECT_FALSE(Mock::IsNice(&raw_foo)); |
| EXPECT_FALSE(Mock::IsStrict(&raw_foo)); |
| } |
| |
| // Tests that a nice mock generates no warning for uninteresting calls. |
| TEST(NiceMockTest, NoWarningForUninterestingCall) { |
| NiceMock<MockFoo> nice_foo; |
| |
| CaptureStdout(); |
| nice_foo.DoThis(); |
| nice_foo.DoThat(true); |
| EXPECT_EQ("", GetCapturedStdout()); |
| } |
| |
| // Tests that a nice mock generates no warning for uninteresting calls |
| // that delete the mock object. |
| TEST(NiceMockTest, NoWarningForUninterestingCallAfterDeath) { |
| NiceMock<MockFoo>* const nice_foo = new NiceMock<MockFoo>; |
| |
| ON_CALL(*nice_foo, DoThis()) |
| .WillByDefault(Invoke(nice_foo, &MockFoo::Delete)); |
| |
| CaptureStdout(); |
| nice_foo->DoThis(); |
| EXPECT_EQ("", GetCapturedStdout()); |
| } |
| |
| // Tests that a nice mock generates informational logs for |
| // uninteresting calls. |
| TEST(NiceMockTest, InfoForUninterestingCall) { |
| NiceMock<MockFoo> nice_foo; |
| |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "info"); |
| CaptureStdout(); |
| nice_foo.DoThis(); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| #endif // GTEST_HAS_STREAM_REDIRECTION |
| |
| // Tests that a nice mock allows expected calls. |
| TEST(NiceMockTest, AllowsExpectedCall) { |
| NiceMock<MockFoo> nice_foo; |
| |
| EXPECT_CALL(nice_foo, DoThis()); |
| nice_foo.DoThis(); |
| } |
| |
| // Tests that an unexpected call on a nice mock which returns a |
| // not-default-constructible type throws an exception and the exception contains |
| // the method's name. |
| TEST(NiceMockTest, ThrowsExceptionForUnknownReturnTypes) { |
| NiceMock<MockFoo> nice_foo; |
| #if GTEST_HAS_EXCEPTIONS |
| try { |
| nice_foo.ReturnNonDefaultConstructible(); |
| FAIL(); |
| } catch (const std::runtime_error& ex) { |
| EXPECT_THAT(ex.what(), HasSubstr("ReturnNonDefaultConstructible")); |
| } |
| #else |
| EXPECT_DEATH_IF_SUPPORTED({ nice_foo.ReturnNonDefaultConstructible(); }, ""); |
| #endif |
| } |
| |
| // Tests that an unexpected call on a nice mock fails. |
| TEST(NiceMockTest, UnexpectedCallFails) { |
| NiceMock<MockFoo> nice_foo; |
| |
| EXPECT_CALL(nice_foo, DoThis()).Times(0); |
| EXPECT_NONFATAL_FAILURE(nice_foo.DoThis(), "called more times than expected"); |
| } |
| |
| // Tests that NiceMock works with a mock class that has a non-default |
| // constructor. |
| TEST(NiceMockTest, NonDefaultConstructor) { |
| NiceMock<MockBar> nice_bar("hi"); |
| EXPECT_EQ("hi", nice_bar.str()); |
| |
| nice_bar.This(); |
| nice_bar.That(5, true); |
| } |
| |
| // Tests that NiceMock works with a mock class that has a 10-ary |
| // non-default constructor. |
| TEST(NiceMockTest, NonDefaultConstructor10) { |
| NiceMock<MockBar> nice_bar('a', 'b', "c", "d", 'e', 'f', "g", "h", true, |
| false); |
| EXPECT_EQ("abcdefghTF", nice_bar.str()); |
| |
| nice_bar.This(); |
| nice_bar.That(5, true); |
| } |
| |
| TEST(NiceMockTest, AllowLeak) { |
| NiceMock<MockFoo>* leaked = new NiceMock<MockFoo>; |
| Mock::AllowLeak(leaked); |
| EXPECT_CALL(*leaked, DoThis()); |
| leaked->DoThis(); |
| } |
| |
| TEST(NiceMockTest, MoveOnlyConstructor) { |
| NiceMock<MockBaz> nice_baz(MockBaz::MoveOnly{}); |
| } |
| |
| // Tests that NiceMock<Mock> compiles where Mock is a user-defined |
| // class (as opposed to ::testing::Mock). |
| TEST(NiceMockTest, AcceptsClassNamedMock) { |
| NiceMock< ::Mock> nice; |
| EXPECT_CALL(nice, DoThis()); |
| nice.DoThis(); |
| } |
| |
| TEST(NiceMockTest, IsNiceInDestructor) { |
| { |
| NiceMock<CallsMockMethodInDestructor> nice_on_destroy; |
| // Don't add an expectation for the call before the mock goes out of scope. |
| } |
| } |
| |
| TEST(NiceMockTest, IsNaggy_IsNice_IsStrict) { |
| NiceMock<MockFoo> nice_foo; |
| EXPECT_FALSE(Mock::IsNaggy(&nice_foo)); |
| EXPECT_TRUE(Mock::IsNice(&nice_foo)); |
| EXPECT_FALSE(Mock::IsStrict(&nice_foo)); |
| } |
| |
| #if GTEST_HAS_STREAM_REDIRECTION |
| |
| // Tests that a naggy mock generates warnings for uninteresting calls. |
| TEST(NaggyMockTest, WarningForUninterestingCall) { |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "warning"); |
| |
| NaggyMock<MockFoo> naggy_foo; |
| |
| CaptureStdout(); |
| naggy_foo.DoThis(); |
| naggy_foo.DoThat(true); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| // Tests that a naggy mock generates a warning for an uninteresting call |
| // that deletes the mock object. |
| TEST(NaggyMockTest, WarningForUninterestingCallAfterDeath) { |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "warning"); |
| |
| NaggyMock<MockFoo>* const naggy_foo = new NaggyMock<MockFoo>; |
| |
| ON_CALL(*naggy_foo, DoThis()) |
| .WillByDefault(Invoke(naggy_foo, &MockFoo::Delete)); |
| |
| CaptureStdout(); |
| naggy_foo->DoThis(); |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| #endif // GTEST_HAS_STREAM_REDIRECTION |
| |
| // Tests that a naggy mock allows expected calls. |
| TEST(NaggyMockTest, AllowsExpectedCall) { |
| NaggyMock<MockFoo> naggy_foo; |
| |
| EXPECT_CALL(naggy_foo, DoThis()); |
| naggy_foo.DoThis(); |
| } |
| |
| // Tests that an unexpected call on a naggy mock fails. |
| TEST(NaggyMockTest, UnexpectedCallFails) { |
| NaggyMock<MockFoo> naggy_foo; |
| |
| EXPECT_CALL(naggy_foo, DoThis()).Times(0); |
| EXPECT_NONFATAL_FAILURE(naggy_foo.DoThis(), |
| "called more times than expected"); |
| } |
| |
| // Tests that NaggyMock works with a mock class that has a non-default |
| // constructor. |
| TEST(NaggyMockTest, NonDefaultConstructor) { |
| NaggyMock<MockBar> naggy_bar("hi"); |
| EXPECT_EQ("hi", naggy_bar.str()); |
| |
| naggy_bar.This(); |
| naggy_bar.That(5, true); |
| } |
| |
| // Tests that NaggyMock works with a mock class that has a 10-ary |
| // non-default constructor. |
| TEST(NaggyMockTest, NonDefaultConstructor10) { |
| NaggyMock<MockBar> naggy_bar('0', '1', "2", "3", '4', '5', "6", "7", true, |
| false); |
| EXPECT_EQ("01234567TF", naggy_bar.str()); |
| |
| naggy_bar.This(); |
| naggy_bar.That(5, true); |
| } |
| |
| TEST(NaggyMockTest, AllowLeak) { |
| NaggyMock<MockFoo>* leaked = new NaggyMock<MockFoo>; |
| Mock::AllowLeak(leaked); |
| EXPECT_CALL(*leaked, DoThis()); |
| leaked->DoThis(); |
| } |
| |
| TEST(NaggyMockTest, MoveOnlyConstructor) { |
| NaggyMock<MockBaz> naggy_baz(MockBaz::MoveOnly{}); |
| } |
| |
| // Tests that NaggyMock<Mock> compiles where Mock is a user-defined |
| // class (as opposed to ::testing::Mock). |
| TEST(NaggyMockTest, AcceptsClassNamedMock) { |
| NaggyMock< ::Mock> naggy; |
| EXPECT_CALL(naggy, DoThis()); |
| naggy.DoThis(); |
| } |
| |
| TEST(NaggyMockTest, IsNaggyInDestructor) { |
| const std::string saved_flag = GMOCK_FLAG_GET(verbose); |
| GMOCK_FLAG_SET(verbose, "warning"); |
| CaptureStdout(); |
| |
| { |
| NaggyMock<CallsMockMethodInDestructor> naggy_on_destroy; |
| // Don't add an expectation for the call before the mock goes out of scope. |
| } |
| |
| EXPECT_THAT(GetCapturedStdout(), |
| HasSubstr("Uninteresting mock function call")); |
| |
| GMOCK_FLAG_SET(verbose, saved_flag); |
| } |
| |
| TEST(NaggyMockTest, IsNaggy_IsNice_IsStrict) { |
| NaggyMock<MockFoo> naggy_foo; |
| EXPECT_TRUE(Mock::IsNaggy(&naggy_foo)); |
| EXPECT_FALSE(Mock::IsNice(&naggy_foo)); |
| EXPECT_FALSE(Mock::IsStrict(&naggy_foo)); |
| } |
| |
| // Tests that a strict mock allows expected calls. |
| TEST(StrictMockTest, AllowsExpectedCall) { |
| StrictMock<MockFoo> strict_foo; |
| |
| EXPECT_CALL(strict_foo, DoThis()); |
| strict_foo.DoThis(); |
| } |
| |
| // Tests that an unexpected call on a strict mock fails. |
| TEST(StrictMockTest, UnexpectedCallFails) { |
| StrictMock<MockFoo> strict_foo; |
| |
| EXPECT_CALL(strict_foo, DoThis()).Times(0); |
| EXPECT_NONFATAL_FAILURE(strict_foo.DoThis(), |
| "called more times than expected"); |
| } |
| |
| // Tests that an uninteresting call on a strict mock fails. |
| TEST(StrictMockTest, UninterestingCallFails) { |
| StrictMock<MockFoo> strict_foo; |
| |
| EXPECT_NONFATAL_FAILURE(strict_foo.DoThis(), |
| "Uninteresting mock function call"); |
| } |
| |
| // Tests that an uninteresting call on a strict mock fails, even if |
| // the call deletes the mock object. |
| TEST(StrictMockTest, UninterestingCallFailsAfterDeath) { |
| StrictMock<MockFoo>* const strict_foo = new StrictMock<MockFoo>; |
| |
| ON_CALL(*strict_foo, DoThis()) |
| .WillByDefault(Invoke(strict_foo, &MockFoo::Delete)); |
| |
| EXPECT_NONFATAL_FAILURE(strict_foo->DoThis(), |
| "Uninteresting mock function call"); |
| } |
| |
| // Tests that StrictMock works with a mock class that has a |
| // non-default constructor. |
| TEST(StrictMockTest, NonDefaultConstructor) { |
| StrictMock<MockBar> strict_bar("hi"); |
| EXPECT_EQ("hi", strict_bar.str()); |
| |
| EXPECT_NONFATAL_FAILURE(strict_bar.That(5, true), |
| "Uninteresting mock function call"); |
| } |
| |
| // Tests that StrictMock works with a mock class that has a 10-ary |
| // non-default constructor. |
| TEST(StrictMockTest, NonDefaultConstructor10) { |
| StrictMock<MockBar> strict_bar('a', 'b', "c", "d", 'e', 'f', "g", "h", true, |
| false); |
| EXPECT_EQ("abcdefghTF", strict_bar.str()); |
| |
| EXPECT_NONFATAL_FAILURE(strict_bar.That(5, true), |
| "Uninteresting mock function call"); |
| } |
| |
| TEST(StrictMockTest, AllowLeak) { |
| StrictMock<MockFoo>* leaked = new StrictMock<MockFoo>; |
| Mock::AllowLeak(leaked); |
| EXPECT_CALL(*leaked, DoThis()); |
| leaked->DoThis(); |
| } |
| |
| TEST(StrictMockTest, MoveOnlyConstructor) { |
| StrictMock<MockBaz> strict_baz(MockBaz::MoveOnly{}); |
| } |
| |
| // Tests that StrictMock<Mock> compiles where Mock is a user-defined |
| // class (as opposed to ::testing::Mock). |
| TEST(StrictMockTest, AcceptsClassNamedMock) { |
| StrictMock< ::Mock> strict; |
| EXPECT_CALL(strict, DoThis()); |
| strict.DoThis(); |
| } |
| |
| TEST(StrictMockTest, IsStrictInDestructor) { |
| EXPECT_NONFATAL_FAILURE( |
| { |
| StrictMock<CallsMockMethodInDestructor> strict_on_destroy; |
| // Don't add an expectation for the call before the mock goes out of |
| // scope. |
| }, |
| "Uninteresting mock function call"); |
| } |
| |
| TEST(StrictMockTest, IsNaggy_IsNice_IsStrict) { |
| StrictMock<MockFoo> strict_foo; |
| EXPECT_FALSE(Mock::IsNaggy(&strict_foo)); |
| EXPECT_FALSE(Mock::IsNice(&strict_foo)); |
| EXPECT_TRUE(Mock::IsStrict(&strict_foo)); |
| } |
| |
| } // namespace gmock_nice_strict_test |
| } // namespace testing |