09fd5b3ebf
This merges a Google-internal change (117235625). Original CL description: This CL was created manually in about an hour with sed, a Python script to find all the places unqualified 'string' was mentioned, and some help from Emacs to add the "std::" qualifications, plus a few manual tweaks.
2644 lines
69 KiB
C++
2644 lines
69 KiB
C++
// Copyright 2007, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Author: wan@google.com (Zhanyong Wan)
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// Google Mock - a framework for writing C++ mock classes.
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//
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// This file tests the spec builder syntax.
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#include "gmock/gmock-spec-builders.h"
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#include <ostream> // NOLINT
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#include <sstream>
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#include <string>
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#include "gmock/gmock.h"
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#include "gmock/internal/gmock-port.h"
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#include "gtest/gtest.h"
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#include "gtest/gtest-spi.h"
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#include "gtest/internal/gtest-port.h"
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namespace testing {
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namespace internal {
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// Helper class for testing the Expectation class template.
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class ExpectationTester {
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public:
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// Sets the call count of the given expectation to the given number.
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void SetCallCount(int n, ExpectationBase* exp) {
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exp->call_count_ = n;
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}
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};
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} // namespace internal
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} // namespace testing
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namespace {
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using testing::_;
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using testing::AnyNumber;
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using testing::AtLeast;
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using testing::AtMost;
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using testing::Between;
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using testing::Cardinality;
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using testing::CardinalityInterface;
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using testing::ContainsRegex;
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using testing::Const;
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using testing::DoAll;
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using testing::DoDefault;
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using testing::Eq;
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using testing::Expectation;
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using testing::ExpectationSet;
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using testing::GMOCK_FLAG(verbose);
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using testing::Gt;
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using testing::InSequence;
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using testing::Invoke;
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using testing::InvokeWithoutArgs;
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using testing::IsNotSubstring;
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using testing::IsSubstring;
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using testing::Lt;
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using testing::Message;
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using testing::Mock;
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using testing::NaggyMock;
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using testing::Ne;
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using testing::Return;
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using testing::Sequence;
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using testing::SetArgPointee;
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using testing::internal::ExpectationTester;
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using testing::internal::FormatFileLocation;
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using testing::internal::kErrorVerbosity;
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using testing::internal::kInfoVerbosity;
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using testing::internal::kWarningVerbosity;
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using testing::internal::linked_ptr;
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#if GTEST_HAS_STREAM_REDIRECTION
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using testing::HasSubstr;
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using testing::internal::CaptureStdout;
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using testing::internal::GetCapturedStdout;
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#endif
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class Incomplete;
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class MockIncomplete {
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public:
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// This line verifies that a mock method can take a by-reference
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// argument of an incomplete type.
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MOCK_METHOD1(ByRefFunc, void(const Incomplete& x));
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};
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// Tells Google Mock how to print a value of type Incomplete.
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void PrintTo(const Incomplete& x, ::std::ostream* os);
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TEST(MockMethodTest, CanInstantiateWithIncompleteArgType) {
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// Even though this mock class contains a mock method that takes
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// by-reference an argument whose type is incomplete, we can still
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// use the mock, as long as Google Mock knows how to print the
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// argument.
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MockIncomplete incomplete;
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EXPECT_CALL(incomplete, ByRefFunc(_))
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.Times(AnyNumber());
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}
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// The definition of the printer for the argument type doesn't have to
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// be visible where the mock is used.
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void PrintTo(const Incomplete& /* x */, ::std::ostream* os) {
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*os << "incomplete";
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}
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class Result {};
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// A type that's not default constructible.
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class NonDefaultConstructible {
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public:
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explicit NonDefaultConstructible(int /* dummy */) {}
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};
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class MockA {
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public:
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MockA() {}
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MOCK_METHOD1(DoA, void(int n));
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MOCK_METHOD1(ReturnResult, Result(int n));
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MOCK_METHOD0(ReturnNonDefaultConstructible, NonDefaultConstructible());
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MOCK_METHOD2(Binary, bool(int x, int y));
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MOCK_METHOD2(ReturnInt, int(int x, int y));
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private:
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GTEST_DISALLOW_COPY_AND_ASSIGN_(MockA);
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};
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class MockB {
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public:
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MockB() {}
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MOCK_CONST_METHOD0(DoB, int()); // NOLINT
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MOCK_METHOD1(DoB, int(int n)); // NOLINT
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private:
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GTEST_DISALLOW_COPY_AND_ASSIGN_(MockB);
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};
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class ReferenceHoldingMock {
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public:
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ReferenceHoldingMock() {}
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MOCK_METHOD1(AcceptReference, void(linked_ptr<MockA>*));
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private:
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GTEST_DISALLOW_COPY_AND_ASSIGN_(ReferenceHoldingMock);
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};
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// Tests that EXPECT_CALL and ON_CALL compile in a presence of macro
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// redefining a mock method name. This could happen, for example, when
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// the tested code #includes Win32 API headers which define many APIs
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// as macros, e.g. #define TextOut TextOutW.
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#define Method MethodW
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class CC {
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public:
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virtual ~CC() {}
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virtual int Method() = 0;
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};
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class MockCC : public CC {
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public:
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MockCC() {}
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MOCK_METHOD0(Method, int());
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private:
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GTEST_DISALLOW_COPY_AND_ASSIGN_(MockCC);
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};
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// Tests that a method with expanded name compiles.
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TEST(OnCallSyntaxTest, CompilesWithMethodNameExpandedFromMacro) {
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MockCC cc;
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ON_CALL(cc, Method());
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}
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// Tests that the method with expanded name not only compiles but runs
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// and returns a correct value, too.
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TEST(OnCallSyntaxTest, WorksWithMethodNameExpandedFromMacro) {
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MockCC cc;
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ON_CALL(cc, Method()).WillByDefault(Return(42));
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EXPECT_EQ(42, cc.Method());
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}
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// Tests that a method with expanded name compiles.
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TEST(ExpectCallSyntaxTest, CompilesWithMethodNameExpandedFromMacro) {
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MockCC cc;
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EXPECT_CALL(cc, Method());
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cc.Method();
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}
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// Tests that it works, too.
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TEST(ExpectCallSyntaxTest, WorksWithMethodNameExpandedFromMacro) {
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MockCC cc;
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EXPECT_CALL(cc, Method()).WillOnce(Return(42));
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EXPECT_EQ(42, cc.Method());
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}
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#undef Method // Done with macro redefinition tests.
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// Tests that ON_CALL evaluates its arguments exactly once as promised
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// by Google Mock.
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TEST(OnCallSyntaxTest, EvaluatesFirstArgumentOnce) {
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MockA a;
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MockA* pa = &a;
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ON_CALL(*pa++, DoA(_));
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EXPECT_EQ(&a + 1, pa);
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}
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TEST(OnCallSyntaxTest, EvaluatesSecondArgumentOnce) {
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MockA a;
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int n = 0;
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ON_CALL(a, DoA(n++));
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EXPECT_EQ(1, n);
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}
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// Tests that the syntax of ON_CALL() is enforced at run time.
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TEST(OnCallSyntaxTest, WithIsOptional) {
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MockA a;
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ON_CALL(a, DoA(5))
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.WillByDefault(Return());
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ON_CALL(a, DoA(_))
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.With(_)
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.WillByDefault(Return());
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}
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TEST(OnCallSyntaxTest, WithCanAppearAtMostOnce) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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ON_CALL(a, ReturnResult(_))
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.With(_)
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.With(_)
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.WillByDefault(Return(Result()));
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}, ".With() cannot appear more than once in an ON_CALL()");
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}
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TEST(OnCallSyntaxTest, WillByDefaultIsMandatory) {
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MockA a;
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EXPECT_DEATH_IF_SUPPORTED({
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ON_CALL(a, DoA(5));
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a.DoA(5);
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}, "");
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}
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TEST(OnCallSyntaxTest, WillByDefaultCanAppearAtMostOnce) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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ON_CALL(a, DoA(5))
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.WillByDefault(Return())
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.WillByDefault(Return());
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}, ".WillByDefault() must appear exactly once in an ON_CALL()");
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}
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// Tests that EXPECT_CALL evaluates its arguments exactly once as
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// promised by Google Mock.
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TEST(ExpectCallSyntaxTest, EvaluatesFirstArgumentOnce) {
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MockA a;
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MockA* pa = &a;
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EXPECT_CALL(*pa++, DoA(_));
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a.DoA(0);
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EXPECT_EQ(&a + 1, pa);
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}
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TEST(ExpectCallSyntaxTest, EvaluatesSecondArgumentOnce) {
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MockA a;
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int n = 0;
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EXPECT_CALL(a, DoA(n++));
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a.DoA(0);
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EXPECT_EQ(1, n);
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}
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// Tests that the syntax of EXPECT_CALL() is enforced at run time.
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TEST(ExpectCallSyntaxTest, WithIsOptional) {
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MockA a;
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EXPECT_CALL(a, DoA(5))
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.Times(0);
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EXPECT_CALL(a, DoA(6))
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.With(_)
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.Times(0);
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}
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TEST(ExpectCallSyntaxTest, WithCanAppearAtMostOnce) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(6))
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.With(_)
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.With(_);
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}, ".With() cannot appear more than once in an EXPECT_CALL()");
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a.DoA(6);
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}
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TEST(ExpectCallSyntaxTest, WithMustBeFirstClause) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.Times(1)
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.With(_);
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}, ".With() must be the first clause in an EXPECT_CALL()");
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a.DoA(1);
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(2))
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.WillOnce(Return())
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.With(_);
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}, ".With() must be the first clause in an EXPECT_CALL()");
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, TimesCanBeInferred) {
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MockA a;
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EXPECT_CALL(a, DoA(1))
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.WillOnce(Return());
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EXPECT_CALL(a, DoA(2))
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.WillOnce(Return())
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.WillRepeatedly(Return());
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a.DoA(1);
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a.DoA(2);
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, TimesCanAppearAtMostOnce) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.Times(1)
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.Times(2);
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}, ".Times() cannot appear more than once in an EXPECT_CALL()");
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a.DoA(1);
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, TimesMustBeBeforeInSequence) {
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MockA a;
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Sequence s;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.InSequence(s)
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.Times(1);
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}, ".Times() cannot appear after ");
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, InSequenceIsOptional) {
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MockA a;
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Sequence s;
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EXPECT_CALL(a, DoA(1));
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EXPECT_CALL(a, DoA(2))
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.InSequence(s);
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a.DoA(1);
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, InSequenceCanAppearMultipleTimes) {
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MockA a;
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Sequence s1, s2;
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EXPECT_CALL(a, DoA(1))
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.InSequence(s1, s2)
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.InSequence(s1);
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, InSequenceMustBeBeforeAfter) {
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MockA a;
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Sequence s;
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Expectation e = EXPECT_CALL(a, DoA(1))
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.Times(AnyNumber());
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(2))
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.After(e)
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.InSequence(s);
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}, ".InSequence() cannot appear after ");
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, InSequenceMustBeBeforeWillOnce) {
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MockA a;
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Sequence s;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.WillOnce(Return())
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.InSequence(s);
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}, ".InSequence() cannot appear after ");
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, AfterMustBeBeforeWillOnce) {
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MockA a;
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Expectation e = EXPECT_CALL(a, DoA(1));
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EXPECT_NONFATAL_FAILURE({
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EXPECT_CALL(a, DoA(2))
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.WillOnce(Return())
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.After(e);
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}, ".After() cannot appear after ");
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a.DoA(1);
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, WillIsOptional) {
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MockA a;
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EXPECT_CALL(a, DoA(1));
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EXPECT_CALL(a, DoA(2))
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.WillOnce(Return());
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a.DoA(1);
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, WillCanAppearMultipleTimes) {
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MockA a;
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EXPECT_CALL(a, DoA(1))
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.Times(AnyNumber())
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.WillOnce(Return())
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.WillOnce(Return())
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.WillOnce(Return());
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}
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TEST(ExpectCallSyntaxTest, WillMustBeBeforeWillRepeatedly) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.WillRepeatedly(Return())
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.WillOnce(Return());
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}, ".WillOnce() cannot appear after ");
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, WillRepeatedlyIsOptional) {
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MockA a;
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EXPECT_CALL(a, DoA(1))
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.WillOnce(Return());
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EXPECT_CALL(a, DoA(2))
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.WillOnce(Return())
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.WillRepeatedly(Return());
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a.DoA(1);
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a.DoA(2);
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a.DoA(2);
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}
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TEST(ExpectCallSyntaxTest, WillRepeatedlyCannotAppearMultipleTimes) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.WillRepeatedly(Return())
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.WillRepeatedly(Return());
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}, ".WillRepeatedly() cannot appear more than once in an "
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"EXPECT_CALL()");
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}
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TEST(ExpectCallSyntaxTest, WillRepeatedlyMustBeBeforeRetiresOnSaturation) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.RetiresOnSaturation()
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.WillRepeatedly(Return());
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}, ".WillRepeatedly() cannot appear after ");
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}
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TEST(ExpectCallSyntaxTest, RetiresOnSaturationIsOptional) {
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MockA a;
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EXPECT_CALL(a, DoA(1));
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EXPECT_CALL(a, DoA(1))
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.RetiresOnSaturation();
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a.DoA(1);
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, RetiresOnSaturationCannotAppearMultipleTimes) {
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MockA a;
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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EXPECT_CALL(a, DoA(1))
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.RetiresOnSaturation()
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.RetiresOnSaturation();
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}, ".RetiresOnSaturation() cannot appear more than once");
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a.DoA(1);
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}
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TEST(ExpectCallSyntaxTest, DefaultCardinalityIsOnce) {
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{
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MockA a;
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EXPECT_CALL(a, DoA(1));
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a.DoA(1);
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}
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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MockA a;
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EXPECT_CALL(a, DoA(1));
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}, "to be called once");
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EXPECT_NONFATAL_FAILURE({ // NOLINT
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MockA a;
|
|
EXPECT_CALL(a, DoA(1));
|
|
a.DoA(1);
|
|
a.DoA(1);
|
|
}, "to be called once");
|
|
}
|
|
|
|
#if GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// Tests that Google Mock doesn't print a warning when the number of
|
|
// WillOnce() is adequate.
|
|
TEST(ExpectCallSyntaxTest, DoesNotWarnOnAdequateActionCount) {
|
|
CaptureStdout();
|
|
{
|
|
MockB b;
|
|
|
|
// It's always fine to omit WillOnce() entirely.
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(0);
|
|
EXPECT_CALL(b, DoB(1))
|
|
.Times(AtMost(1));
|
|
EXPECT_CALL(b, DoB(2))
|
|
.Times(1)
|
|
.WillRepeatedly(Return(1));
|
|
|
|
// It's fine for the number of WillOnce()s to equal the upper bound.
|
|
EXPECT_CALL(b, DoB(3))
|
|
.Times(Between(1, 2))
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2));
|
|
|
|
// It's fine for the number of WillOnce()s to be smaller than the
|
|
// upper bound when there is a WillRepeatedly().
|
|
EXPECT_CALL(b, DoB(4))
|
|
.Times(AtMost(3))
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2));
|
|
|
|
// Satisfies the above expectations.
|
|
b.DoB(2);
|
|
b.DoB(3);
|
|
}
|
|
EXPECT_STREQ("", GetCapturedStdout().c_str());
|
|
}
|
|
|
|
// Tests that Google Mock warns on having too many actions in an
|
|
// expectation compared to its cardinality.
|
|
TEST(ExpectCallSyntaxTest, WarnsOnTooManyActions) {
|
|
CaptureStdout();
|
|
{
|
|
MockB b;
|
|
|
|
// Warns when the number of WillOnce()s is larger than the upper bound.
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(0)
|
|
.WillOnce(Return(1)); // #1
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(AtMost(1))
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2)); // #2
|
|
EXPECT_CALL(b, DoB(1))
|
|
.Times(1)
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2))
|
|
.RetiresOnSaturation(); // #3
|
|
|
|
// Warns when the number of WillOnce()s equals the upper bound and
|
|
// there is a WillRepeatedly().
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(0)
|
|
.WillRepeatedly(Return(1)); // #4
|
|
EXPECT_CALL(b, DoB(2))
|
|
.Times(1)
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2)); // #5
|
|
|
|
// Satisfies the above expectations.
|
|
b.DoB(1);
|
|
b.DoB(2);
|
|
}
|
|
const std::string output = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too many actions specified in EXPECT_CALL(b, DoB())...\n"
|
|
"Expected to be never called, but has 1 WillOnce().",
|
|
output); // #1
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too many actions specified in EXPECT_CALL(b, DoB())...\n"
|
|
"Expected to be called at most once, "
|
|
"but has 2 WillOnce()s.",
|
|
output); // #2
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too many actions specified in EXPECT_CALL(b, DoB(1))...\n"
|
|
"Expected to be called once, but has 2 WillOnce()s.",
|
|
output); // #3
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too many actions specified in EXPECT_CALL(b, DoB())...\n"
|
|
"Expected to be never called, but has 0 WillOnce()s "
|
|
"and a WillRepeatedly().",
|
|
output); // #4
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too many actions specified in EXPECT_CALL(b, DoB(2))...\n"
|
|
"Expected to be called once, but has 1 WillOnce() "
|
|
"and a WillRepeatedly().",
|
|
output); // #5
|
|
}
|
|
|
|
// Tests that Google Mock warns on having too few actions in an
|
|
// expectation compared to its cardinality.
|
|
TEST(ExpectCallSyntaxTest, WarnsOnTooFewActions) {
|
|
MockB b;
|
|
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(Between(2, 3))
|
|
.WillOnce(Return(1));
|
|
|
|
CaptureStdout();
|
|
b.DoB();
|
|
const std::string output = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Too few actions specified in EXPECT_CALL(b, DoB())...\n"
|
|
"Expected to be called between 2 and 3 times, "
|
|
"but has only 1 WillOnce().",
|
|
output);
|
|
b.DoB();
|
|
}
|
|
|
|
#endif // GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// Tests the semantics of ON_CALL().
|
|
|
|
// Tests that the built-in default action is taken when no ON_CALL()
|
|
// is specified.
|
|
TEST(OnCallTest, TakesBuiltInDefaultActionWhenNoOnCall) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB());
|
|
|
|
EXPECT_EQ(0, b.DoB());
|
|
}
|
|
|
|
// Tests that the built-in default action is taken when no ON_CALL()
|
|
// matches the invocation.
|
|
TEST(OnCallTest, TakesBuiltInDefaultActionWhenNoOnCallMatches) {
|
|
MockB b;
|
|
ON_CALL(b, DoB(1))
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b, DoB(_));
|
|
|
|
EXPECT_EQ(0, b.DoB(2));
|
|
}
|
|
|
|
// Tests that the last matching ON_CALL() action is taken.
|
|
TEST(OnCallTest, PicksLastMatchingOnCall) {
|
|
MockB b;
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(3));
|
|
ON_CALL(b, DoB(2))
|
|
.WillByDefault(Return(2));
|
|
ON_CALL(b, DoB(1))
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b, DoB(_));
|
|
|
|
EXPECT_EQ(2, b.DoB(2));
|
|
}
|
|
|
|
// Tests the semantics of EXPECT_CALL().
|
|
|
|
// Tests that any call is allowed when no EXPECT_CALL() is specified.
|
|
TEST(ExpectCallTest, AllowsAnyCallWhenNoSpec) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB());
|
|
// There is no expectation on DoB(int).
|
|
|
|
b.DoB();
|
|
|
|
// DoB(int) can be called any number of times.
|
|
b.DoB(1);
|
|
b.DoB(2);
|
|
}
|
|
|
|
// Tests that the last matching EXPECT_CALL() fires.
|
|
TEST(ExpectCallTest, PicksLastMatchingExpectCall) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(_))
|
|
.WillRepeatedly(Return(2));
|
|
EXPECT_CALL(b, DoB(1))
|
|
.WillRepeatedly(Return(1));
|
|
|
|
EXPECT_EQ(1, b.DoB(1));
|
|
}
|
|
|
|
// Tests lower-bound violation.
|
|
TEST(ExpectCallTest, CatchesTooFewCalls) {
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(5))
|
|
.Times(AtLeast(2));
|
|
|
|
b.DoB(5);
|
|
}, "Actual function call count doesn't match EXPECT_CALL(b, DoB(5))...\n"
|
|
" Expected: to be called at least twice\n"
|
|
" Actual: called once - unsatisfied and active");
|
|
}
|
|
|
|
// Tests that the cardinality can be inferred when no Times(...) is
|
|
// specified.
|
|
TEST(ExpectCallTest, InfersCardinalityWhenThereIsNoWillRepeatedly) {
|
|
{
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
}
|
|
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
}, "to be called twice");
|
|
|
|
{ // NOLINT
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
EXPECT_NONFATAL_FAILURE(b.DoB(), "to be called twice");
|
|
}
|
|
}
|
|
|
|
TEST(ExpectCallTest, InfersCardinality1WhenThereIsWillRepeatedly) {
|
|
{
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
}
|
|
|
|
{ // NOLINT
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
}
|
|
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2));
|
|
}, "to be called at least once");
|
|
}
|
|
|
|
// Tests that the n-th action is taken for the n-th matching
|
|
// invocation.
|
|
TEST(ExpectCallTest, NthMatchTakesNthAction) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2))
|
|
.WillOnce(Return(3));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
EXPECT_EQ(3, b.DoB());
|
|
}
|
|
|
|
// Tests that the WillRepeatedly() action is taken when the WillOnce(...)
|
|
// list is exhausted.
|
|
TEST(ExpectCallTest, TakesRepeatedActionWhenWillListIsExhausted) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1))
|
|
.WillRepeatedly(Return(2));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
}
|
|
|
|
#if GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// Tests that the default action is taken when the WillOnce(...) list is
|
|
// exhausted and there is no WillRepeatedly().
|
|
TEST(ExpectCallTest, TakesDefaultActionWhenWillListIsExhausted) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(_))
|
|
.Times(1);
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(AnyNumber())
|
|
.WillOnce(Return(1))
|
|
.WillOnce(Return(2));
|
|
|
|
CaptureStdout();
|
|
EXPECT_EQ(0, b.DoB(1)); // Shouldn't generate a warning as the
|
|
// expectation has no action clause at all.
|
|
EXPECT_EQ(1, b.DoB());
|
|
EXPECT_EQ(2, b.DoB());
|
|
const std::string output1 = GetCapturedStdout();
|
|
EXPECT_STREQ("", output1.c_str());
|
|
|
|
CaptureStdout();
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB());
|
|
const std::string output2 = GetCapturedStdout();
|
|
EXPECT_THAT(output2.c_str(),
|
|
HasSubstr("Actions ran out in EXPECT_CALL(b, DoB())...\n"
|
|
"Called 3 times, but only 2 WillOnce()s are specified"
|
|
" - returning default value."));
|
|
EXPECT_THAT(output2.c_str(),
|
|
HasSubstr("Actions ran out in EXPECT_CALL(b, DoB())...\n"
|
|
"Called 4 times, but only 2 WillOnce()s are specified"
|
|
" - returning default value."));
|
|
}
|
|
|
|
TEST(FunctionMockerMessageTest, ReportsExpectCallLocationForExhausedActions) {
|
|
MockB b;
|
|
std::string expect_call_location = FormatFileLocation(__FILE__, __LINE__ + 1);
|
|
EXPECT_CALL(b, DoB()).Times(AnyNumber()).WillOnce(Return(1));
|
|
|
|
EXPECT_EQ(1, b.DoB());
|
|
|
|
CaptureStdout();
|
|
EXPECT_EQ(0, b.DoB());
|
|
const std::string output = GetCapturedStdout();
|
|
// The warning message should contain the call location.
|
|
EXPECT_PRED_FORMAT2(IsSubstring, expect_call_location, output);
|
|
}
|
|
|
|
TEST(FunctionMockerMessageTest,
|
|
ReportsDefaultActionLocationOfUninterestingCallsForNaggyMock) {
|
|
std::string on_call_location;
|
|
CaptureStdout();
|
|
{
|
|
NaggyMock<MockB> b;
|
|
on_call_location = FormatFileLocation(__FILE__, __LINE__ + 1);
|
|
ON_CALL(b, DoB(_)).WillByDefault(Return(0));
|
|
b.DoB(0);
|
|
}
|
|
EXPECT_PRED_FORMAT2(IsSubstring, on_call_location, GetCapturedStdout());
|
|
}
|
|
|
|
#endif // GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// Tests that an uninteresting call performs the default action.
|
|
TEST(UninterestingCallTest, DoesDefaultAction) {
|
|
// When there is an ON_CALL() statement, the action specified by it
|
|
// should be taken.
|
|
MockA a;
|
|
ON_CALL(a, Binary(_, _))
|
|
.WillByDefault(Return(true));
|
|
EXPECT_TRUE(a.Binary(1, 2));
|
|
|
|
// When there is no ON_CALL(), the default value for the return type
|
|
// should be returned.
|
|
MockB b;
|
|
EXPECT_EQ(0, b.DoB());
|
|
}
|
|
|
|
// Tests that an unexpected call performs the default action.
|
|
TEST(UnexpectedCallTest, DoesDefaultAction) {
|
|
// When there is an ON_CALL() statement, the action specified by it
|
|
// should be taken.
|
|
MockA a;
|
|
ON_CALL(a, Binary(_, _))
|
|
.WillByDefault(Return(true));
|
|
EXPECT_CALL(a, Binary(0, 0));
|
|
a.Binary(0, 0);
|
|
bool result = false;
|
|
EXPECT_NONFATAL_FAILURE(result = a.Binary(1, 2),
|
|
"Unexpected mock function call");
|
|
EXPECT_TRUE(result);
|
|
|
|
// When there is no ON_CALL(), the default value for the return type
|
|
// should be returned.
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(0))
|
|
.Times(0);
|
|
int n = -1;
|
|
EXPECT_NONFATAL_FAILURE(n = b.DoB(1),
|
|
"Unexpected mock function call");
|
|
EXPECT_EQ(0, n);
|
|
}
|
|
|
|
// Tests that when an unexpected void function generates the right
|
|
// failure message.
|
|
TEST(UnexpectedCallTest, GeneratesFailureForVoidFunction) {
|
|
// First, tests the message when there is only one EXPECT_CALL().
|
|
MockA a1;
|
|
EXPECT_CALL(a1, DoA(1));
|
|
a1.DoA(1);
|
|
// Ideally we should match the failure message against a regex, but
|
|
// EXPECT_NONFATAL_FAILURE doesn't support that, so we test for
|
|
// multiple sub-strings instead.
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a1.DoA(9),
|
|
"Unexpected mock function call - returning directly.\n"
|
|
" Function call: DoA(9)\n"
|
|
"Google Mock tried the following 1 expectation, but it didn't match:");
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a1.DoA(9),
|
|
" Expected arg #0: is equal to 1\n"
|
|
" Actual: 9\n"
|
|
" Expected: to be called once\n"
|
|
" Actual: called once - saturated and active");
|
|
|
|
// Next, tests the message when there are more than one EXPECT_CALL().
|
|
MockA a2;
|
|
EXPECT_CALL(a2, DoA(1));
|
|
EXPECT_CALL(a2, DoA(3));
|
|
a2.DoA(1);
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a2.DoA(2),
|
|
"Unexpected mock function call - returning directly.\n"
|
|
" Function call: DoA(2)\n"
|
|
"Google Mock tried the following 2 expectations, but none matched:");
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a2.DoA(2),
|
|
"tried expectation #0: EXPECT_CALL(a2, DoA(1))...\n"
|
|
" Expected arg #0: is equal to 1\n"
|
|
" Actual: 2\n"
|
|
" Expected: to be called once\n"
|
|
" Actual: called once - saturated and active");
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a2.DoA(2),
|
|
"tried expectation #1: EXPECT_CALL(a2, DoA(3))...\n"
|
|
" Expected arg #0: is equal to 3\n"
|
|
" Actual: 2\n"
|
|
" Expected: to be called once\n"
|
|
" Actual: never called - unsatisfied and active");
|
|
a2.DoA(3);
|
|
}
|
|
|
|
// Tests that an unexpected non-void function generates the right
|
|
// failure message.
|
|
TEST(UnexpectedCallTest, GeneartesFailureForNonVoidFunction) {
|
|
MockB b1;
|
|
EXPECT_CALL(b1, DoB(1));
|
|
b1.DoB(1);
|
|
EXPECT_NONFATAL_FAILURE(
|
|
b1.DoB(2),
|
|
"Unexpected mock function call - returning default value.\n"
|
|
" Function call: DoB(2)\n"
|
|
" Returns: 0\n"
|
|
"Google Mock tried the following 1 expectation, but it didn't match:");
|
|
EXPECT_NONFATAL_FAILURE(
|
|
b1.DoB(2),
|
|
" Expected arg #0: is equal to 1\n"
|
|
" Actual: 2\n"
|
|
" Expected: to be called once\n"
|
|
" Actual: called once - saturated and active");
|
|
}
|
|
|
|
// Tests that Google Mock explains that an retired expectation doesn't
|
|
// match the call.
|
|
TEST(UnexpectedCallTest, RetiredExpectation) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(1))
|
|
.RetiresOnSaturation();
|
|
|
|
b.DoB(1);
|
|
EXPECT_NONFATAL_FAILURE(
|
|
b.DoB(1),
|
|
" Expected: the expectation is active\n"
|
|
" Actual: it is retired");
|
|
}
|
|
|
|
// Tests that Google Mock explains that an expectation that doesn't
|
|
// match the arguments doesn't match the call.
|
|
TEST(UnexpectedCallTest, UnmatchedArguments) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(1));
|
|
|
|
EXPECT_NONFATAL_FAILURE(
|
|
b.DoB(2),
|
|
" Expected arg #0: is equal to 1\n"
|
|
" Actual: 2\n");
|
|
b.DoB(1);
|
|
}
|
|
|
|
// Tests that Google Mock explains that an expectation with
|
|
// unsatisfied pre-requisites doesn't match the call.
|
|
TEST(UnexpectedCallTest, UnsatisifiedPrerequisites) {
|
|
Sequence s1, s2;
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(1))
|
|
.InSequence(s1);
|
|
EXPECT_CALL(b, DoB(2))
|
|
.Times(AnyNumber())
|
|
.InSequence(s1);
|
|
EXPECT_CALL(b, DoB(3))
|
|
.InSequence(s2);
|
|
EXPECT_CALL(b, DoB(4))
|
|
.InSequence(s1, s2);
|
|
|
|
::testing::TestPartResultArray failures;
|
|
{
|
|
::testing::ScopedFakeTestPartResultReporter reporter(&failures);
|
|
b.DoB(4);
|
|
// Now 'failures' contains the Google Test failures generated by
|
|
// the above statement.
|
|
}
|
|
|
|
// There should be one non-fatal failure.
|
|
ASSERT_EQ(1, failures.size());
|
|
const ::testing::TestPartResult& r = failures.GetTestPartResult(0);
|
|
EXPECT_EQ(::testing::TestPartResult::kNonFatalFailure, r.type());
|
|
|
|
// Verifies that the failure message contains the two unsatisfied
|
|
// pre-requisites but not the satisfied one.
|
|
#if GTEST_USES_PCRE
|
|
EXPECT_THAT(r.message(), ContainsRegex(
|
|
// PCRE has trouble using (.|\n) to match any character, but
|
|
// supports the (?s) prefix for using . to match any character.
|
|
"(?s)the following immediate pre-requisites are not satisfied:\n"
|
|
".*: pre-requisite #0\n"
|
|
".*: pre-requisite #1"));
|
|
#elif GTEST_USES_POSIX_RE
|
|
EXPECT_THAT(r.message(), ContainsRegex(
|
|
// POSIX RE doesn't understand the (?s) prefix, but has no trouble
|
|
// with (.|\n).
|
|
"the following immediate pre-requisites are not satisfied:\n"
|
|
"(.|\n)*: pre-requisite #0\n"
|
|
"(.|\n)*: pre-requisite #1"));
|
|
#else
|
|
// We can only use Google Test's own simple regex.
|
|
EXPECT_THAT(r.message(), ContainsRegex(
|
|
"the following immediate pre-requisites are not satisfied:"));
|
|
EXPECT_THAT(r.message(), ContainsRegex(": pre-requisite #0"));
|
|
EXPECT_THAT(r.message(), ContainsRegex(": pre-requisite #1"));
|
|
#endif // GTEST_USES_PCRE
|
|
|
|
b.DoB(1);
|
|
b.DoB(3);
|
|
b.DoB(4);
|
|
}
|
|
|
|
TEST(UndefinedReturnValueTest,
|
|
ReturnValueIsMandatoryWhenNotDefaultConstructible) {
|
|
MockA a;
|
|
// TODO(wan@google.com): We should really verify the output message,
|
|
// but we cannot yet due to that EXPECT_DEATH only captures stderr
|
|
// while Google Mock logs to stdout.
|
|
#if GTEST_HAS_EXCEPTIONS
|
|
EXPECT_ANY_THROW(a.ReturnNonDefaultConstructible());
|
|
#else
|
|
EXPECT_DEATH_IF_SUPPORTED(a.ReturnNonDefaultConstructible(), "");
|
|
#endif
|
|
}
|
|
|
|
// Tests that an excessive call (one whose arguments match the
|
|
// matchers but is called too many times) performs the default action.
|
|
TEST(ExcessiveCallTest, DoesDefaultAction) {
|
|
// When there is an ON_CALL() statement, the action specified by it
|
|
// should be taken.
|
|
MockA a;
|
|
ON_CALL(a, Binary(_, _))
|
|
.WillByDefault(Return(true));
|
|
EXPECT_CALL(a, Binary(0, 0));
|
|
a.Binary(0, 0);
|
|
bool result = false;
|
|
EXPECT_NONFATAL_FAILURE(result = a.Binary(0, 0),
|
|
"Mock function called more times than expected");
|
|
EXPECT_TRUE(result);
|
|
|
|
// When there is no ON_CALL(), the default value for the return type
|
|
// should be returned.
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(0))
|
|
.Times(0);
|
|
int n = -1;
|
|
EXPECT_NONFATAL_FAILURE(n = b.DoB(0),
|
|
"Mock function called more times than expected");
|
|
EXPECT_EQ(0, n);
|
|
}
|
|
|
|
// Tests that when a void function is called too many times,
|
|
// the failure message contains the argument values.
|
|
TEST(ExcessiveCallTest, GeneratesFailureForVoidFunction) {
|
|
MockA a;
|
|
EXPECT_CALL(a, DoA(_))
|
|
.Times(0);
|
|
EXPECT_NONFATAL_FAILURE(
|
|
a.DoA(9),
|
|
"Mock function called more times than expected - returning directly.\n"
|
|
" Function call: DoA(9)\n"
|
|
" Expected: to be never called\n"
|
|
" Actual: called once - over-saturated and active");
|
|
}
|
|
|
|
// Tests that when a non-void function is called too many times, the
|
|
// failure message contains the argument values and the return value.
|
|
TEST(ExcessiveCallTest, GeneratesFailureForNonVoidFunction) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(_));
|
|
b.DoB(1);
|
|
EXPECT_NONFATAL_FAILURE(
|
|
b.DoB(2),
|
|
"Mock function called more times than expected - "
|
|
"returning default value.\n"
|
|
" Function call: DoB(2)\n"
|
|
" Returns: 0\n"
|
|
" Expected: to be called once\n"
|
|
" Actual: called twice - over-saturated and active");
|
|
}
|
|
|
|
// Tests using sequences.
|
|
|
|
TEST(InSequenceTest, AllExpectationInScopeAreInSequence) {
|
|
MockA a;
|
|
{
|
|
InSequence dummy;
|
|
|
|
EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(a, DoA(2));
|
|
}
|
|
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
a.DoA(2);
|
|
}, "Unexpected mock function call");
|
|
|
|
a.DoA(1);
|
|
a.DoA(2);
|
|
}
|
|
|
|
TEST(InSequenceTest, NestedInSequence) {
|
|
MockA a;
|
|
{
|
|
InSequence dummy;
|
|
|
|
EXPECT_CALL(a, DoA(1));
|
|
{
|
|
InSequence dummy2;
|
|
|
|
EXPECT_CALL(a, DoA(2));
|
|
EXPECT_CALL(a, DoA(3));
|
|
}
|
|
}
|
|
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
a.DoA(1);
|
|
a.DoA(3);
|
|
}, "Unexpected mock function call");
|
|
|
|
a.DoA(2);
|
|
a.DoA(3);
|
|
}
|
|
|
|
TEST(InSequenceTest, ExpectationsOutOfScopeAreNotAffected) {
|
|
MockA a;
|
|
{
|
|
InSequence dummy;
|
|
|
|
EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(a, DoA(2));
|
|
}
|
|
EXPECT_CALL(a, DoA(3));
|
|
|
|
EXPECT_NONFATAL_FAILURE({ // NOLINT
|
|
a.DoA(2);
|
|
}, "Unexpected mock function call");
|
|
|
|
a.DoA(3);
|
|
a.DoA(1);
|
|
a.DoA(2);
|
|
}
|
|
|
|
// Tests that any order is allowed when no sequence is used.
|
|
TEST(SequenceTest, AnyOrderIsOkByDefault) {
|
|
{
|
|
MockA a;
|
|
MockB b;
|
|
|
|
EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(AnyNumber());
|
|
|
|
a.DoA(1);
|
|
b.DoB();
|
|
}
|
|
|
|
{ // NOLINT
|
|
MockA a;
|
|
MockB b;
|
|
|
|
EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(b, DoB())
|
|
.Times(AnyNumber());
|
|
|
|
b.DoB();
|
|
a.DoA(1);
|
|
}
|
|
}
|
|
|
|
// Tests that the calls must be in strict order when a complete order
|
|
// is specified.
|
|
TEST(SequenceTest, CallsMustBeInStrictOrderWhenSaidSo1) {
|
|
MockA a;
|
|
ON_CALL(a, ReturnResult(_))
|
|
.WillByDefault(Return(Result()));
|
|
|
|
Sequence s;
|
|
EXPECT_CALL(a, ReturnResult(1))
|
|
.InSequence(s);
|
|
EXPECT_CALL(a, ReturnResult(2))
|
|
.InSequence(s);
|
|
EXPECT_CALL(a, ReturnResult(3))
|
|
.InSequence(s);
|
|
|
|
a.ReturnResult(1);
|
|
|
|
// May only be called after a.ReturnResult(2).
|
|
EXPECT_NONFATAL_FAILURE(a.ReturnResult(3), "Unexpected mock function call");
|
|
|
|
a.ReturnResult(2);
|
|
a.ReturnResult(3);
|
|
}
|
|
|
|
// Tests that the calls must be in strict order when a complete order
|
|
// is specified.
|
|
TEST(SequenceTest, CallsMustBeInStrictOrderWhenSaidSo2) {
|
|
MockA a;
|
|
ON_CALL(a, ReturnResult(_))
|
|
.WillByDefault(Return(Result()));
|
|
|
|
Sequence s;
|
|
EXPECT_CALL(a, ReturnResult(1))
|
|
.InSequence(s);
|
|
EXPECT_CALL(a, ReturnResult(2))
|
|
.InSequence(s);
|
|
|
|
// May only be called after a.ReturnResult(1).
|
|
EXPECT_NONFATAL_FAILURE(a.ReturnResult(2), "Unexpected mock function call");
|
|
|
|
a.ReturnResult(1);
|
|
a.ReturnResult(2);
|
|
}
|
|
|
|
// Tests specifying a DAG using multiple sequences.
|
|
class PartialOrderTest : public testing::Test {
|
|
protected:
|
|
PartialOrderTest() {
|
|
ON_CALL(a_, ReturnResult(_))
|
|
.WillByDefault(Return(Result()));
|
|
|
|
// Specifies this partial ordering:
|
|
//
|
|
// a.ReturnResult(1) ==>
|
|
// a.ReturnResult(2) * n ==> a.ReturnResult(3)
|
|
// b.DoB() * 2 ==>
|
|
Sequence x, y;
|
|
EXPECT_CALL(a_, ReturnResult(1))
|
|
.InSequence(x);
|
|
EXPECT_CALL(b_, DoB())
|
|
.Times(2)
|
|
.InSequence(y);
|
|
EXPECT_CALL(a_, ReturnResult(2))
|
|
.Times(AnyNumber())
|
|
.InSequence(x, y);
|
|
EXPECT_CALL(a_, ReturnResult(3))
|
|
.InSequence(x);
|
|
}
|
|
|
|
MockA a_;
|
|
MockB b_;
|
|
};
|
|
|
|
TEST_F(PartialOrderTest, CallsMustConformToSpecifiedDag1) {
|
|
a_.ReturnResult(1);
|
|
b_.DoB();
|
|
|
|
// May only be called after the second DoB().
|
|
EXPECT_NONFATAL_FAILURE(a_.ReturnResult(2), "Unexpected mock function call");
|
|
|
|
b_.DoB();
|
|
a_.ReturnResult(3);
|
|
}
|
|
|
|
TEST_F(PartialOrderTest, CallsMustConformToSpecifiedDag2) {
|
|
// May only be called after ReturnResult(1).
|
|
EXPECT_NONFATAL_FAILURE(a_.ReturnResult(2), "Unexpected mock function call");
|
|
|
|
a_.ReturnResult(1);
|
|
b_.DoB();
|
|
b_.DoB();
|
|
a_.ReturnResult(3);
|
|
}
|
|
|
|
TEST_F(PartialOrderTest, CallsMustConformToSpecifiedDag3) {
|
|
// May only be called last.
|
|
EXPECT_NONFATAL_FAILURE(a_.ReturnResult(3), "Unexpected mock function call");
|
|
|
|
a_.ReturnResult(1);
|
|
b_.DoB();
|
|
b_.DoB();
|
|
a_.ReturnResult(3);
|
|
}
|
|
|
|
TEST_F(PartialOrderTest, CallsMustConformToSpecifiedDag4) {
|
|
a_.ReturnResult(1);
|
|
b_.DoB();
|
|
b_.DoB();
|
|
a_.ReturnResult(3);
|
|
|
|
// May only be called before ReturnResult(3).
|
|
EXPECT_NONFATAL_FAILURE(a_.ReturnResult(2), "Unexpected mock function call");
|
|
}
|
|
|
|
TEST(SequenceTest, Retirement) {
|
|
MockA a;
|
|
Sequence s;
|
|
|
|
EXPECT_CALL(a, DoA(1))
|
|
.InSequence(s);
|
|
EXPECT_CALL(a, DoA(_))
|
|
.InSequence(s)
|
|
.RetiresOnSaturation();
|
|
EXPECT_CALL(a, DoA(1))
|
|
.InSequence(s);
|
|
|
|
a.DoA(1);
|
|
a.DoA(2);
|
|
a.DoA(1);
|
|
}
|
|
|
|
// Tests Expectation.
|
|
|
|
TEST(ExpectationTest, ConstrutorsWork) {
|
|
MockA a;
|
|
Expectation e1; // Default ctor.
|
|
|
|
// Ctor from various forms of EXPECT_CALL.
|
|
Expectation e2 = EXPECT_CALL(a, DoA(2));
|
|
Expectation e3 = EXPECT_CALL(a, DoA(3)).With(_);
|
|
{
|
|
Sequence s;
|
|
Expectation e4 = EXPECT_CALL(a, DoA(4)).Times(1);
|
|
Expectation e5 = EXPECT_CALL(a, DoA(5)).InSequence(s);
|
|
}
|
|
Expectation e6 = EXPECT_CALL(a, DoA(6)).After(e2);
|
|
Expectation e7 = EXPECT_CALL(a, DoA(7)).WillOnce(Return());
|
|
Expectation e8 = EXPECT_CALL(a, DoA(8)).WillRepeatedly(Return());
|
|
Expectation e9 = EXPECT_CALL(a, DoA(9)).RetiresOnSaturation();
|
|
|
|
Expectation e10 = e2; // Copy ctor.
|
|
|
|
EXPECT_THAT(e1, Ne(e2));
|
|
EXPECT_THAT(e2, Eq(e10));
|
|
|
|
a.DoA(2);
|
|
a.DoA(3);
|
|
a.DoA(4);
|
|
a.DoA(5);
|
|
a.DoA(6);
|
|
a.DoA(7);
|
|
a.DoA(8);
|
|
a.DoA(9);
|
|
}
|
|
|
|
TEST(ExpectationTest, AssignmentWorks) {
|
|
MockA a;
|
|
Expectation e1;
|
|
Expectation e2 = EXPECT_CALL(a, DoA(1));
|
|
|
|
EXPECT_THAT(e1, Ne(e2));
|
|
|
|
e1 = e2;
|
|
EXPECT_THAT(e1, Eq(e2));
|
|
|
|
a.DoA(1);
|
|
}
|
|
|
|
// Tests ExpectationSet.
|
|
|
|
TEST(ExpectationSetTest, MemberTypesAreCorrect) {
|
|
::testing::StaticAssertTypeEq<Expectation, ExpectationSet::value_type>();
|
|
}
|
|
|
|
TEST(ExpectationSetTest, ConstructorsWork) {
|
|
MockA a;
|
|
|
|
Expectation e1;
|
|
const Expectation e2;
|
|
ExpectationSet es1; // Default ctor.
|
|
ExpectationSet es2 = EXPECT_CALL(a, DoA(1)); // Ctor from EXPECT_CALL.
|
|
ExpectationSet es3 = e1; // Ctor from Expectation.
|
|
ExpectationSet es4(e1); // Ctor from Expectation; alternative syntax.
|
|
ExpectationSet es5 = e2; // Ctor from const Expectation.
|
|
ExpectationSet es6(e2); // Ctor from const Expectation; alternative syntax.
|
|
ExpectationSet es7 = es2; // Copy ctor.
|
|
|
|
EXPECT_EQ(0, es1.size());
|
|
EXPECT_EQ(1, es2.size());
|
|
EXPECT_EQ(1, es3.size());
|
|
EXPECT_EQ(1, es4.size());
|
|
EXPECT_EQ(1, es5.size());
|
|
EXPECT_EQ(1, es6.size());
|
|
EXPECT_EQ(1, es7.size());
|
|
|
|
EXPECT_THAT(es3, Ne(es2));
|
|
EXPECT_THAT(es4, Eq(es3));
|
|
EXPECT_THAT(es5, Eq(es4));
|
|
EXPECT_THAT(es6, Eq(es5));
|
|
EXPECT_THAT(es7, Eq(es2));
|
|
a.DoA(1);
|
|
}
|
|
|
|
TEST(ExpectationSetTest, AssignmentWorks) {
|
|
ExpectationSet es1;
|
|
ExpectationSet es2 = Expectation();
|
|
|
|
es1 = es2;
|
|
EXPECT_EQ(1, es1.size());
|
|
EXPECT_THAT(*(es1.begin()), Eq(Expectation()));
|
|
EXPECT_THAT(es1, Eq(es2));
|
|
}
|
|
|
|
TEST(ExpectationSetTest, InsertionWorks) {
|
|
ExpectationSet es1;
|
|
Expectation e1;
|
|
es1 += e1;
|
|
EXPECT_EQ(1, es1.size());
|
|
EXPECT_THAT(*(es1.begin()), Eq(e1));
|
|
|
|
MockA a;
|
|
Expectation e2 = EXPECT_CALL(a, DoA(1));
|
|
es1 += e2;
|
|
EXPECT_EQ(2, es1.size());
|
|
|
|
ExpectationSet::const_iterator it1 = es1.begin();
|
|
ExpectationSet::const_iterator it2 = it1;
|
|
++it2;
|
|
EXPECT_TRUE(*it1 == e1 || *it2 == e1); // e1 must be in the set.
|
|
EXPECT_TRUE(*it1 == e2 || *it2 == e2); // e2 must be in the set too.
|
|
a.DoA(1);
|
|
}
|
|
|
|
TEST(ExpectationSetTest, SizeWorks) {
|
|
ExpectationSet es;
|
|
EXPECT_EQ(0, es.size());
|
|
|
|
es += Expectation();
|
|
EXPECT_EQ(1, es.size());
|
|
|
|
MockA a;
|
|
es += EXPECT_CALL(a, DoA(1));
|
|
EXPECT_EQ(2, es.size());
|
|
|
|
a.DoA(1);
|
|
}
|
|
|
|
TEST(ExpectationSetTest, IsEnumerable) {
|
|
ExpectationSet es;
|
|
EXPECT_TRUE(es.begin() == es.end());
|
|
|
|
es += Expectation();
|
|
ExpectationSet::const_iterator it = es.begin();
|
|
EXPECT_TRUE(it != es.end());
|
|
EXPECT_THAT(*it, Eq(Expectation()));
|
|
++it;
|
|
EXPECT_TRUE(it== es.end());
|
|
}
|
|
|
|
// Tests the .After() clause.
|
|
|
|
TEST(AfterTest, SucceedsWhenPartialOrderIsSatisfied) {
|
|
MockA a;
|
|
ExpectationSet es;
|
|
es += EXPECT_CALL(a, DoA(1));
|
|
es += EXPECT_CALL(a, DoA(2));
|
|
EXPECT_CALL(a, DoA(3))
|
|
.After(es);
|
|
|
|
a.DoA(1);
|
|
a.DoA(2);
|
|
a.DoA(3);
|
|
}
|
|
|
|
TEST(AfterTest, SucceedsWhenTotalOrderIsSatisfied) {
|
|
MockA a;
|
|
MockB b;
|
|
// The following also verifies that const Expectation objects work
|
|
// too. Do not remove the const modifiers.
|
|
const Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
const Expectation e2 = EXPECT_CALL(b, DoB())
|
|
.Times(2)
|
|
.After(e1);
|
|
EXPECT_CALL(a, DoA(2)).After(e2);
|
|
|
|
a.DoA(1);
|
|
b.DoB();
|
|
b.DoB();
|
|
a.DoA(2);
|
|
}
|
|
|
|
// Calls must be in strict order when specified so using .After().
|
|
TEST(AfterTest, CallsMustBeInStrictOrderWhenSpecifiedSo1) {
|
|
MockA a;
|
|
MockB b;
|
|
|
|
// Define ordering:
|
|
// a.DoA(1) ==> b.DoB() ==> a.DoA(2)
|
|
Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(b, DoB())
|
|
.After(e1);
|
|
EXPECT_CALL(a, DoA(2))
|
|
.After(e2);
|
|
|
|
a.DoA(1);
|
|
|
|
// May only be called after DoB().
|
|
EXPECT_NONFATAL_FAILURE(a.DoA(2), "Unexpected mock function call");
|
|
|
|
b.DoB();
|
|
a.DoA(2);
|
|
}
|
|
|
|
// Calls must be in strict order when specified so using .After().
|
|
TEST(AfterTest, CallsMustBeInStrictOrderWhenSpecifiedSo2) {
|
|
MockA a;
|
|
MockB b;
|
|
|
|
// Define ordering:
|
|
// a.DoA(1) ==> b.DoB() * 2 ==> a.DoA(2)
|
|
Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(b, DoB())
|
|
.Times(2)
|
|
.After(e1);
|
|
EXPECT_CALL(a, DoA(2))
|
|
.After(e2);
|
|
|
|
a.DoA(1);
|
|
b.DoB();
|
|
|
|
// May only be called after the second DoB().
|
|
EXPECT_NONFATAL_FAILURE(a.DoA(2), "Unexpected mock function call");
|
|
|
|
b.DoB();
|
|
a.DoA(2);
|
|
}
|
|
|
|
// Calls must satisfy the partial order when specified so.
|
|
TEST(AfterTest, CallsMustSatisfyPartialOrderWhenSpecifiedSo) {
|
|
MockA a;
|
|
ON_CALL(a, ReturnResult(_))
|
|
.WillByDefault(Return(Result()));
|
|
|
|
// Define ordering:
|
|
// a.DoA(1) ==>
|
|
// a.DoA(2) ==> a.ReturnResult(3)
|
|
Expectation e = EXPECT_CALL(a, DoA(1));
|
|
const ExpectationSet es = EXPECT_CALL(a, DoA(2));
|
|
EXPECT_CALL(a, ReturnResult(3))
|
|
.After(e, es);
|
|
|
|
// May only be called last.
|
|
EXPECT_NONFATAL_FAILURE(a.ReturnResult(3), "Unexpected mock function call");
|
|
|
|
a.DoA(2);
|
|
a.DoA(1);
|
|
a.ReturnResult(3);
|
|
}
|
|
|
|
// Calls must satisfy the partial order when specified so.
|
|
TEST(AfterTest, CallsMustSatisfyPartialOrderWhenSpecifiedSo2) {
|
|
MockA a;
|
|
|
|
// Define ordering:
|
|
// a.DoA(1) ==>
|
|
// a.DoA(2) ==> a.DoA(3)
|
|
Expectation e = EXPECT_CALL(a, DoA(1));
|
|
const ExpectationSet es = EXPECT_CALL(a, DoA(2));
|
|
EXPECT_CALL(a, DoA(3))
|
|
.After(e, es);
|
|
|
|
a.DoA(2);
|
|
|
|
// May only be called last.
|
|
EXPECT_NONFATAL_FAILURE(a.DoA(3), "Unexpected mock function call");
|
|
|
|
a.DoA(1);
|
|
a.DoA(3);
|
|
}
|
|
|
|
// .After() can be combined with .InSequence().
|
|
TEST(AfterTest, CanBeUsedWithInSequence) {
|
|
MockA a;
|
|
Sequence s;
|
|
Expectation e = EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(a, DoA(2)).InSequence(s);
|
|
EXPECT_CALL(a, DoA(3))
|
|
.InSequence(s)
|
|
.After(e);
|
|
|
|
a.DoA(1);
|
|
|
|
// May only be after DoA(2).
|
|
EXPECT_NONFATAL_FAILURE(a.DoA(3), "Unexpected mock function call");
|
|
|
|
a.DoA(2);
|
|
a.DoA(3);
|
|
}
|
|
|
|
// .After() can be called multiple times.
|
|
TEST(AfterTest, CanBeCalledManyTimes) {
|
|
MockA a;
|
|
Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(a, DoA(2));
|
|
Expectation e3 = EXPECT_CALL(a, DoA(3));
|
|
EXPECT_CALL(a, DoA(4))
|
|
.After(e1)
|
|
.After(e2)
|
|
.After(e3);
|
|
|
|
a.DoA(3);
|
|
a.DoA(1);
|
|
a.DoA(2);
|
|
a.DoA(4);
|
|
}
|
|
|
|
// .After() accepts up to 5 arguments.
|
|
TEST(AfterTest, AcceptsUpToFiveArguments) {
|
|
MockA a;
|
|
Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(a, DoA(2));
|
|
Expectation e3 = EXPECT_CALL(a, DoA(3));
|
|
ExpectationSet es1 = EXPECT_CALL(a, DoA(4));
|
|
ExpectationSet es2 = EXPECT_CALL(a, DoA(5));
|
|
EXPECT_CALL(a, DoA(6))
|
|
.After(e1, e2, e3, es1, es2);
|
|
|
|
a.DoA(5);
|
|
a.DoA(2);
|
|
a.DoA(4);
|
|
a.DoA(1);
|
|
a.DoA(3);
|
|
a.DoA(6);
|
|
}
|
|
|
|
// .After() allows input to contain duplicated Expectations.
|
|
TEST(AfterTest, AcceptsDuplicatedInput) {
|
|
MockA a;
|
|
ON_CALL(a, ReturnResult(_))
|
|
.WillByDefault(Return(Result()));
|
|
|
|
// Define ordering:
|
|
// DoA(1) ==>
|
|
// DoA(2) ==> ReturnResult(3)
|
|
Expectation e1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(a, DoA(2));
|
|
ExpectationSet es;
|
|
es += e1;
|
|
es += e2;
|
|
EXPECT_CALL(a, ReturnResult(3))
|
|
.After(e1, e2, es, e1);
|
|
|
|
a.DoA(1);
|
|
|
|
// May only be after DoA(2).
|
|
EXPECT_NONFATAL_FAILURE(a.ReturnResult(3), "Unexpected mock function call");
|
|
|
|
a.DoA(2);
|
|
a.ReturnResult(3);
|
|
}
|
|
|
|
// An Expectation added to an ExpectationSet after it has been used in
|
|
// an .After() has no effect.
|
|
TEST(AfterTest, ChangesToExpectationSetHaveNoEffectAfterwards) {
|
|
MockA a;
|
|
ExpectationSet es1 = EXPECT_CALL(a, DoA(1));
|
|
Expectation e2 = EXPECT_CALL(a, DoA(2));
|
|
EXPECT_CALL(a, DoA(3))
|
|
.After(es1);
|
|
es1 += e2;
|
|
|
|
a.DoA(1);
|
|
a.DoA(3);
|
|
a.DoA(2);
|
|
}
|
|
|
|
// Tests that Google Mock correctly handles calls to mock functions
|
|
// after a mock object owning one of their pre-requisites has died.
|
|
|
|
// Tests that calls that satisfy the original spec are successful.
|
|
TEST(DeletingMockEarlyTest, Success1) {
|
|
MockB* const b1 = new MockB;
|
|
MockA* const a = new MockA;
|
|
MockB* const b2 = new MockB;
|
|
|
|
{
|
|
InSequence dummy;
|
|
EXPECT_CALL(*b1, DoB(_))
|
|
.WillOnce(Return(1));
|
|
EXPECT_CALL(*a, Binary(_, _))
|
|
.Times(AnyNumber())
|
|
.WillRepeatedly(Return(true));
|
|
EXPECT_CALL(*b2, DoB(_))
|
|
.Times(AnyNumber())
|
|
.WillRepeatedly(Return(2));
|
|
}
|
|
|
|
EXPECT_EQ(1, b1->DoB(1));
|
|
delete b1;
|
|
// a's pre-requisite has died.
|
|
EXPECT_TRUE(a->Binary(0, 1));
|
|
delete b2;
|
|
// a's successor has died.
|
|
EXPECT_TRUE(a->Binary(1, 2));
|
|
delete a;
|
|
}
|
|
|
|
// Tests that calls that satisfy the original spec are successful.
|
|
TEST(DeletingMockEarlyTest, Success2) {
|
|
MockB* const b1 = new MockB;
|
|
MockA* const a = new MockA;
|
|
MockB* const b2 = new MockB;
|
|
|
|
{
|
|
InSequence dummy;
|
|
EXPECT_CALL(*b1, DoB(_))
|
|
.WillOnce(Return(1));
|
|
EXPECT_CALL(*a, Binary(_, _))
|
|
.Times(AnyNumber());
|
|
EXPECT_CALL(*b2, DoB(_))
|
|
.Times(AnyNumber())
|
|
.WillRepeatedly(Return(2));
|
|
}
|
|
|
|
delete a; // a is trivially satisfied.
|
|
EXPECT_EQ(1, b1->DoB(1));
|
|
EXPECT_EQ(2, b2->DoB(2));
|
|
delete b1;
|
|
delete b2;
|
|
}
|
|
|
|
// Tests that it's OK to delete a mock object itself in its action.
|
|
|
|
// Suppresses warning on unreferenced formal parameter in MSVC with
|
|
// -W4.
|
|
#ifdef _MSC_VER
|
|
# pragma warning(push)
|
|
# pragma warning(disable:4100)
|
|
#endif
|
|
|
|
ACTION_P(Delete, ptr) { delete ptr; }
|
|
|
|
#ifdef _MSC_VER
|
|
# pragma warning(pop)
|
|
#endif
|
|
|
|
TEST(DeletingMockEarlyTest, CanDeleteSelfInActionReturningVoid) {
|
|
MockA* const a = new MockA;
|
|
EXPECT_CALL(*a, DoA(_)).WillOnce(Delete(a));
|
|
a->DoA(42); // This will cause a to be deleted.
|
|
}
|
|
|
|
TEST(DeletingMockEarlyTest, CanDeleteSelfInActionReturningValue) {
|
|
MockA* const a = new MockA;
|
|
EXPECT_CALL(*a, ReturnResult(_))
|
|
.WillOnce(DoAll(Delete(a), Return(Result())));
|
|
a->ReturnResult(42); // This will cause a to be deleted.
|
|
}
|
|
|
|
// Tests that calls that violate the original spec yield failures.
|
|
TEST(DeletingMockEarlyTest, Failure1) {
|
|
MockB* const b1 = new MockB;
|
|
MockA* const a = new MockA;
|
|
MockB* const b2 = new MockB;
|
|
|
|
{
|
|
InSequence dummy;
|
|
EXPECT_CALL(*b1, DoB(_))
|
|
.WillOnce(Return(1));
|
|
EXPECT_CALL(*a, Binary(_, _))
|
|
.Times(AnyNumber());
|
|
EXPECT_CALL(*b2, DoB(_))
|
|
.Times(AnyNumber())
|
|
.WillRepeatedly(Return(2));
|
|
}
|
|
|
|
delete a; // a is trivially satisfied.
|
|
EXPECT_NONFATAL_FAILURE({
|
|
b2->DoB(2);
|
|
}, "Unexpected mock function call");
|
|
EXPECT_EQ(1, b1->DoB(1));
|
|
delete b1;
|
|
delete b2;
|
|
}
|
|
|
|
// Tests that calls that violate the original spec yield failures.
|
|
TEST(DeletingMockEarlyTest, Failure2) {
|
|
MockB* const b1 = new MockB;
|
|
MockA* const a = new MockA;
|
|
MockB* const b2 = new MockB;
|
|
|
|
{
|
|
InSequence dummy;
|
|
EXPECT_CALL(*b1, DoB(_));
|
|
EXPECT_CALL(*a, Binary(_, _))
|
|
.Times(AnyNumber());
|
|
EXPECT_CALL(*b2, DoB(_))
|
|
.Times(AnyNumber());
|
|
}
|
|
|
|
EXPECT_NONFATAL_FAILURE(delete b1,
|
|
"Actual: never called");
|
|
EXPECT_NONFATAL_FAILURE(a->Binary(0, 1),
|
|
"Unexpected mock function call");
|
|
EXPECT_NONFATAL_FAILURE(b2->DoB(1),
|
|
"Unexpected mock function call");
|
|
delete a;
|
|
delete b2;
|
|
}
|
|
|
|
class EvenNumberCardinality : public CardinalityInterface {
|
|
public:
|
|
// Returns true iff call_count calls will satisfy this cardinality.
|
|
virtual bool IsSatisfiedByCallCount(int call_count) const {
|
|
return call_count % 2 == 0;
|
|
}
|
|
|
|
// Returns true iff call_count calls will saturate this cardinality.
|
|
virtual bool IsSaturatedByCallCount(int /* call_count */) const {
|
|
return false;
|
|
}
|
|
|
|
// Describes self to an ostream.
|
|
virtual void DescribeTo(::std::ostream* os) const {
|
|
*os << "called even number of times";
|
|
}
|
|
};
|
|
|
|
Cardinality EvenNumber() {
|
|
return Cardinality(new EvenNumberCardinality);
|
|
}
|
|
|
|
TEST(ExpectationBaseTest,
|
|
AllPrerequisitesAreSatisfiedWorksForNonMonotonicCardinality) {
|
|
MockA* a = new MockA;
|
|
Sequence s;
|
|
|
|
EXPECT_CALL(*a, DoA(1))
|
|
.Times(EvenNumber())
|
|
.InSequence(s);
|
|
EXPECT_CALL(*a, DoA(2))
|
|
.Times(AnyNumber())
|
|
.InSequence(s);
|
|
EXPECT_CALL(*a, DoA(3))
|
|
.Times(AnyNumber());
|
|
|
|
a->DoA(3);
|
|
a->DoA(1);
|
|
EXPECT_NONFATAL_FAILURE(a->DoA(2), "Unexpected mock function call");
|
|
EXPECT_NONFATAL_FAILURE(delete a, "to be called even number of times");
|
|
}
|
|
|
|
// The following tests verify the message generated when a mock
|
|
// function is called.
|
|
|
|
struct Printable {
|
|
};
|
|
|
|
inline void operator<<(::std::ostream& os, const Printable&) {
|
|
os << "Printable";
|
|
}
|
|
|
|
struct Unprintable {
|
|
Unprintable() : value(0) {}
|
|
int value;
|
|
};
|
|
|
|
class MockC {
|
|
public:
|
|
MockC() {}
|
|
|
|
MOCK_METHOD6(VoidMethod, void(bool cond, int n, std::string s, void* p,
|
|
const Printable& x, Unprintable y));
|
|
MOCK_METHOD0(NonVoidMethod, int()); // NOLINT
|
|
|
|
private:
|
|
GTEST_DISALLOW_COPY_AND_ASSIGN_(MockC);
|
|
};
|
|
|
|
class VerboseFlagPreservingFixture : public testing::Test {
|
|
protected:
|
|
VerboseFlagPreservingFixture()
|
|
: saved_verbose_flag_(GMOCK_FLAG(verbose)) {}
|
|
|
|
~VerboseFlagPreservingFixture() { GMOCK_FLAG(verbose) = saved_verbose_flag_; }
|
|
|
|
private:
|
|
const std::string saved_verbose_flag_;
|
|
|
|
GTEST_DISALLOW_COPY_AND_ASSIGN_(VerboseFlagPreservingFixture);
|
|
};
|
|
|
|
#if GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// Tests that an uninteresting mock function call on a naggy mock
|
|
// generates a warning without the stack trace when
|
|
// --gmock_verbose=warning is specified.
|
|
TEST(FunctionCallMessageTest,
|
|
UninterestingCallOnNaggyMockGeneratesNoStackTraceWhenVerboseWarning) {
|
|
GMOCK_FLAG(verbose) = kWarningVerbosity;
|
|
NaggyMock<MockC> c;
|
|
CaptureStdout();
|
|
c.VoidMethod(false, 5, "Hi", NULL, Printable(), Unprintable());
|
|
const std::string output = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(IsSubstring, "GMOCK WARNING", output);
|
|
EXPECT_PRED_FORMAT2(IsNotSubstring, "Stack trace:", output);
|
|
}
|
|
|
|
// Tests that an uninteresting mock function call on a naggy mock
|
|
// generates a warning containing the stack trace when
|
|
// --gmock_verbose=info is specified.
|
|
TEST(FunctionCallMessageTest,
|
|
UninterestingCallOnNaggyMockGeneratesFyiWithStackTraceWhenVerboseInfo) {
|
|
GMOCK_FLAG(verbose) = kInfoVerbosity;
|
|
NaggyMock<MockC> c;
|
|
CaptureStdout();
|
|
c.VoidMethod(false, 5, "Hi", NULL, Printable(), Unprintable());
|
|
const std::string output = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(IsSubstring, "GMOCK WARNING", output);
|
|
EXPECT_PRED_FORMAT2(IsSubstring, "Stack trace:", output);
|
|
|
|
# ifndef NDEBUG
|
|
|
|
// We check the stack trace content in dbg-mode only, as opt-mode
|
|
// may inline the call we are interested in seeing.
|
|
|
|
// Verifies that a void mock function's name appears in the stack
|
|
// trace.
|
|
EXPECT_PRED_FORMAT2(IsSubstring, "VoidMethod(", output);
|
|
|
|
// Verifies that a non-void mock function's name appears in the
|
|
// stack trace.
|
|
CaptureStdout();
|
|
c.NonVoidMethod();
|
|
const std::string output2 = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(IsSubstring, "NonVoidMethod(", output2);
|
|
|
|
# endif // NDEBUG
|
|
}
|
|
|
|
// Tests that an uninteresting mock function call on a naggy mock
|
|
// causes the function arguments and return value to be printed.
|
|
TEST(FunctionCallMessageTest,
|
|
UninterestingCallOnNaggyMockPrintsArgumentsAndReturnValue) {
|
|
// A non-void mock function.
|
|
NaggyMock<MockB> b;
|
|
CaptureStdout();
|
|
b.DoB();
|
|
const std::string output1 = GetCapturedStdout();
|
|
EXPECT_PRED_FORMAT2(
|
|
IsSubstring,
|
|
"Uninteresting mock function call - returning default value.\n"
|
|
" Function call: DoB()\n"
|
|
" Returns: 0\n", output1.c_str());
|
|
// Makes sure the return value is printed.
|
|
|
|
// A void mock function.
|
|
NaggyMock<MockC> c;
|
|
CaptureStdout();
|
|
c.VoidMethod(false, 5, "Hi", NULL, Printable(), Unprintable());
|
|
const std::string output2 = GetCapturedStdout();
|
|
EXPECT_THAT(output2.c_str(),
|
|
ContainsRegex(
|
|
"Uninteresting mock function call - returning directly\\.\n"
|
|
" Function call: VoidMethod"
|
|
"\\(false, 5, \"Hi\", NULL, @.+ "
|
|
"Printable, 4-byte object <00-00 00-00>\\)"));
|
|
// A void function has no return value to print.
|
|
}
|
|
|
|
// Tests how the --gmock_verbose flag affects Google Mock's output.
|
|
|
|
class GMockVerboseFlagTest : public VerboseFlagPreservingFixture {
|
|
public:
|
|
// Verifies that the given Google Mock output is correct. (When
|
|
// should_print is true, the output should match the given regex and
|
|
// contain the given function name in the stack trace. When it's
|
|
// false, the output should be empty.)
|
|
void VerifyOutput(const std::string& output, bool should_print,
|
|
const std::string& expected_substring,
|
|
const std::string& function_name) {
|
|
if (should_print) {
|
|
EXPECT_THAT(output.c_str(), HasSubstr(expected_substring));
|
|
# ifndef NDEBUG
|
|
// We check the stack trace content in dbg-mode only, as opt-mode
|
|
// may inline the call we are interested in seeing.
|
|
EXPECT_THAT(output.c_str(), HasSubstr(function_name));
|
|
# else
|
|
// Suppresses 'unused function parameter' warnings.
|
|
static_cast<void>(function_name);
|
|
# endif // NDEBUG
|
|
} else {
|
|
EXPECT_STREQ("", output.c_str());
|
|
}
|
|
}
|
|
|
|
// Tests how the flag affects expected calls.
|
|
void TestExpectedCall(bool should_print) {
|
|
MockA a;
|
|
EXPECT_CALL(a, DoA(5));
|
|
EXPECT_CALL(a, Binary(_, 1))
|
|
.WillOnce(Return(true));
|
|
|
|
// A void-returning function.
|
|
CaptureStdout();
|
|
a.DoA(5);
|
|
VerifyOutput(
|
|
GetCapturedStdout(),
|
|
should_print,
|
|
"Mock function call matches EXPECT_CALL(a, DoA(5))...\n"
|
|
" Function call: DoA(5)\n"
|
|
"Stack trace:\n",
|
|
"DoA");
|
|
|
|
// A non-void-returning function.
|
|
CaptureStdout();
|
|
a.Binary(2, 1);
|
|
VerifyOutput(
|
|
GetCapturedStdout(),
|
|
should_print,
|
|
"Mock function call matches EXPECT_CALL(a, Binary(_, 1))...\n"
|
|
" Function call: Binary(2, 1)\n"
|
|
" Returns: true\n"
|
|
"Stack trace:\n",
|
|
"Binary");
|
|
}
|
|
|
|
// Tests how the flag affects uninteresting calls on a naggy mock.
|
|
void TestUninterestingCallOnNaggyMock(bool should_print) {
|
|
NaggyMock<MockA> a;
|
|
const std::string note =
|
|
"NOTE: You can safely ignore the above warning unless this "
|
|
"call should not happen. Do not suppress it by blindly adding "
|
|
"an EXPECT_CALL() if you don't mean to enforce the call. "
|
|
"See https://github.com/google/googletest/blob/master/googlemock/docs/CookBook.md#"
|
|
"knowing-when-to-expect for details.";
|
|
|
|
// A void-returning function.
|
|
CaptureStdout();
|
|
a.DoA(5);
|
|
VerifyOutput(
|
|
GetCapturedStdout(),
|
|
should_print,
|
|
"\nGMOCK WARNING:\n"
|
|
"Uninteresting mock function call - returning directly.\n"
|
|
" Function call: DoA(5)\n" +
|
|
note,
|
|
"DoA");
|
|
|
|
// A non-void-returning function.
|
|
CaptureStdout();
|
|
a.Binary(2, 1);
|
|
VerifyOutput(
|
|
GetCapturedStdout(),
|
|
should_print,
|
|
"\nGMOCK WARNING:\n"
|
|
"Uninteresting mock function call - returning default value.\n"
|
|
" Function call: Binary(2, 1)\n"
|
|
" Returns: false\n" +
|
|
note,
|
|
"Binary");
|
|
}
|
|
};
|
|
|
|
// Tests that --gmock_verbose=info causes both expected and
|
|
// uninteresting calls to be reported.
|
|
TEST_F(GMockVerboseFlagTest, Info) {
|
|
GMOCK_FLAG(verbose) = kInfoVerbosity;
|
|
TestExpectedCall(true);
|
|
TestUninterestingCallOnNaggyMock(true);
|
|
}
|
|
|
|
// Tests that --gmock_verbose=warning causes uninteresting calls to be
|
|
// reported.
|
|
TEST_F(GMockVerboseFlagTest, Warning) {
|
|
GMOCK_FLAG(verbose) = kWarningVerbosity;
|
|
TestExpectedCall(false);
|
|
TestUninterestingCallOnNaggyMock(true);
|
|
}
|
|
|
|
// Tests that --gmock_verbose=warning causes neither expected nor
|
|
// uninteresting calls to be reported.
|
|
TEST_F(GMockVerboseFlagTest, Error) {
|
|
GMOCK_FLAG(verbose) = kErrorVerbosity;
|
|
TestExpectedCall(false);
|
|
TestUninterestingCallOnNaggyMock(false);
|
|
}
|
|
|
|
// Tests that --gmock_verbose=SOME_INVALID_VALUE has the same effect
|
|
// as --gmock_verbose=warning.
|
|
TEST_F(GMockVerboseFlagTest, InvalidFlagIsTreatedAsWarning) {
|
|
GMOCK_FLAG(verbose) = "invalid"; // Treated as "warning".
|
|
TestExpectedCall(false);
|
|
TestUninterestingCallOnNaggyMock(true);
|
|
}
|
|
|
|
#endif // GTEST_HAS_STREAM_REDIRECTION
|
|
|
|
// A helper class that generates a failure when printed. We use it to
|
|
// ensure that Google Mock doesn't print a value (even to an internal
|
|
// buffer) when it is not supposed to do so.
|
|
class PrintMeNot {};
|
|
|
|
void PrintTo(PrintMeNot /* dummy */, ::std::ostream* /* os */) {
|
|
ADD_FAILURE() << "Google Mock is printing a value that shouldn't be "
|
|
<< "printed even to an internal buffer.";
|
|
}
|
|
|
|
class LogTestHelper {
|
|
public:
|
|
LogTestHelper() {}
|
|
|
|
MOCK_METHOD1(Foo, PrintMeNot(PrintMeNot));
|
|
|
|
private:
|
|
GTEST_DISALLOW_COPY_AND_ASSIGN_(LogTestHelper);
|
|
};
|
|
|
|
class GMockLogTest : public VerboseFlagPreservingFixture {
|
|
protected:
|
|
LogTestHelper helper_;
|
|
};
|
|
|
|
TEST_F(GMockLogTest, DoesNotPrintGoodCallInternallyIfVerbosityIsWarning) {
|
|
GMOCK_FLAG(verbose) = kWarningVerbosity;
|
|
EXPECT_CALL(helper_, Foo(_))
|
|
.WillOnce(Return(PrintMeNot()));
|
|
helper_.Foo(PrintMeNot()); // This is an expected call.
|
|
}
|
|
|
|
TEST_F(GMockLogTest, DoesNotPrintGoodCallInternallyIfVerbosityIsError) {
|
|
GMOCK_FLAG(verbose) = kErrorVerbosity;
|
|
EXPECT_CALL(helper_, Foo(_))
|
|
.WillOnce(Return(PrintMeNot()));
|
|
helper_.Foo(PrintMeNot()); // This is an expected call.
|
|
}
|
|
|
|
TEST_F(GMockLogTest, DoesNotPrintWarningInternallyIfVerbosityIsError) {
|
|
GMOCK_FLAG(verbose) = kErrorVerbosity;
|
|
ON_CALL(helper_, Foo(_))
|
|
.WillByDefault(Return(PrintMeNot()));
|
|
helper_.Foo(PrintMeNot()); // This should generate a warning.
|
|
}
|
|
|
|
// Tests Mock::AllowLeak().
|
|
|
|
TEST(AllowLeakTest, AllowsLeakingUnusedMockObject) {
|
|
MockA* a = new MockA;
|
|
Mock::AllowLeak(a);
|
|
}
|
|
|
|
TEST(AllowLeakTest, CanBeCalledBeforeOnCall) {
|
|
MockA* a = new MockA;
|
|
Mock::AllowLeak(a);
|
|
ON_CALL(*a, DoA(_)).WillByDefault(Return());
|
|
a->DoA(0);
|
|
}
|
|
|
|
TEST(AllowLeakTest, CanBeCalledAfterOnCall) {
|
|
MockA* a = new MockA;
|
|
ON_CALL(*a, DoA(_)).WillByDefault(Return());
|
|
Mock::AllowLeak(a);
|
|
}
|
|
|
|
TEST(AllowLeakTest, CanBeCalledBeforeExpectCall) {
|
|
MockA* a = new MockA;
|
|
Mock::AllowLeak(a);
|
|
EXPECT_CALL(*a, DoA(_));
|
|
a->DoA(0);
|
|
}
|
|
|
|
TEST(AllowLeakTest, CanBeCalledAfterExpectCall) {
|
|
MockA* a = new MockA;
|
|
EXPECT_CALL(*a, DoA(_)).Times(AnyNumber());
|
|
Mock::AllowLeak(a);
|
|
}
|
|
|
|
TEST(AllowLeakTest, WorksWhenBothOnCallAndExpectCallArePresent) {
|
|
MockA* a = new MockA;
|
|
ON_CALL(*a, DoA(_)).WillByDefault(Return());
|
|
EXPECT_CALL(*a, DoA(_)).Times(AnyNumber());
|
|
Mock::AllowLeak(a);
|
|
}
|
|
|
|
// Tests that we can verify and clear a mock object's expectations
|
|
// when none of its methods has expectations.
|
|
TEST(VerifyAndClearExpectationsTest, NoMethodHasExpectations) {
|
|
MockB b;
|
|
ASSERT_TRUE(Mock::VerifyAndClearExpectations(&b));
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can verify and clear a mock object's expectations
|
|
// when some, but not all, of its methods have expectations *and* the
|
|
// verification succeeds.
|
|
TEST(VerifyAndClearExpectationsTest, SomeMethodsHaveExpectationsAndSucceed) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1));
|
|
b.DoB();
|
|
ASSERT_TRUE(Mock::VerifyAndClearExpectations(&b));
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can verify and clear a mock object's expectations
|
|
// when some, but not all, of its methods have expectations *and* the
|
|
// verification fails.
|
|
TEST(VerifyAndClearExpectationsTest, SomeMethodsHaveExpectationsAndFail) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1));
|
|
bool result = true;
|
|
EXPECT_NONFATAL_FAILURE(result = Mock::VerifyAndClearExpectations(&b),
|
|
"Actual: never called");
|
|
ASSERT_FALSE(result);
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can verify and clear a mock object's expectations
|
|
// when all of its methods have expectations.
|
|
TEST(VerifyAndClearExpectationsTest, AllMethodsHaveExpectations) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(1));
|
|
EXPECT_CALL(b, DoB(_))
|
|
.WillOnce(Return(2));
|
|
b.DoB();
|
|
b.DoB(1);
|
|
ASSERT_TRUE(Mock::VerifyAndClearExpectations(&b));
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can verify and clear a mock object's expectations
|
|
// when a method has more than one expectation.
|
|
TEST(VerifyAndClearExpectationsTest, AMethodHasManyExpectations) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB(0))
|
|
.WillOnce(Return(1));
|
|
EXPECT_CALL(b, DoB(_))
|
|
.WillOnce(Return(2));
|
|
b.DoB(1);
|
|
bool result = true;
|
|
EXPECT_NONFATAL_FAILURE(result = Mock::VerifyAndClearExpectations(&b),
|
|
"Actual: never called");
|
|
ASSERT_FALSE(result);
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can call VerifyAndClearExpectations() on the same
|
|
// mock object multiple times.
|
|
TEST(VerifyAndClearExpectationsTest, CanCallManyTimes) {
|
|
MockB b;
|
|
EXPECT_CALL(b, DoB());
|
|
b.DoB();
|
|
Mock::VerifyAndClearExpectations(&b);
|
|
|
|
EXPECT_CALL(b, DoB(_))
|
|
.WillOnce(Return(1));
|
|
b.DoB(1);
|
|
Mock::VerifyAndClearExpectations(&b);
|
|
Mock::VerifyAndClearExpectations(&b);
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can clear a mock object's default actions when none
|
|
// of its methods has default actions.
|
|
TEST(VerifyAndClearTest, NoMethodHasDefaultActions) {
|
|
MockB b;
|
|
// If this crashes or generates a failure, the test will catch it.
|
|
Mock::VerifyAndClear(&b);
|
|
EXPECT_EQ(0, b.DoB());
|
|
}
|
|
|
|
// Tests that we can clear a mock object's default actions when some,
|
|
// but not all of its methods have default actions.
|
|
TEST(VerifyAndClearTest, SomeMethodsHaveDefaultActions) {
|
|
MockB b;
|
|
ON_CALL(b, DoB())
|
|
.WillByDefault(Return(1));
|
|
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
// Verifies that the default action of int DoB() was removed.
|
|
EXPECT_EQ(0, b.DoB());
|
|
}
|
|
|
|
// Tests that we can clear a mock object's default actions when all of
|
|
// its methods have default actions.
|
|
TEST(VerifyAndClearTest, AllMethodsHaveDefaultActions) {
|
|
MockB b;
|
|
ON_CALL(b, DoB())
|
|
.WillByDefault(Return(1));
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(2));
|
|
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
// Verifies that the default action of int DoB() was removed.
|
|
EXPECT_EQ(0, b.DoB());
|
|
|
|
// Verifies that the default action of int DoB(int) was removed.
|
|
EXPECT_EQ(0, b.DoB(0));
|
|
}
|
|
|
|
// Tests that we can clear a mock object's default actions when a
|
|
// method has more than one ON_CALL() set on it.
|
|
TEST(VerifyAndClearTest, AMethodHasManyDefaultActions) {
|
|
MockB b;
|
|
ON_CALL(b, DoB(0))
|
|
.WillByDefault(Return(1));
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(2));
|
|
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
// Verifies that the default actions (there are two) of int DoB(int)
|
|
// were removed.
|
|
EXPECT_EQ(0, b.DoB(0));
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can call VerifyAndClear() on a mock object multiple
|
|
// times.
|
|
TEST(VerifyAndClearTest, CanCallManyTimes) {
|
|
MockB b;
|
|
ON_CALL(b, DoB())
|
|
.WillByDefault(Return(1));
|
|
Mock::VerifyAndClear(&b);
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(1));
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that VerifyAndClear() works when the verification succeeds.
|
|
TEST(VerifyAndClearTest, Success) {
|
|
MockB b;
|
|
ON_CALL(b, DoB())
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b, DoB(1))
|
|
.WillOnce(Return(2));
|
|
|
|
b.DoB();
|
|
b.DoB(1);
|
|
ASSERT_TRUE(Mock::VerifyAndClear(&b));
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that VerifyAndClear() works when the verification fails.
|
|
TEST(VerifyAndClearTest, Failure) {
|
|
MockB b;
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(2));
|
|
|
|
b.DoB(1);
|
|
bool result = true;
|
|
EXPECT_NONFATAL_FAILURE(result = Mock::VerifyAndClear(&b),
|
|
"Actual: never called");
|
|
ASSERT_FALSE(result);
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that VerifyAndClear() works when the default actions and
|
|
// expectations are set on a const mock object.
|
|
TEST(VerifyAndClearTest, Const) {
|
|
MockB b;
|
|
ON_CALL(Const(b), DoB())
|
|
.WillByDefault(Return(1));
|
|
|
|
EXPECT_CALL(Const(b), DoB())
|
|
.WillOnce(DoDefault())
|
|
.WillOnce(Return(2));
|
|
|
|
b.DoB();
|
|
b.DoB();
|
|
ASSERT_TRUE(Mock::VerifyAndClear(&b));
|
|
|
|
// There should be no expectations on the methods now, so we can
|
|
// freely call them.
|
|
EXPECT_EQ(0, b.DoB());
|
|
EXPECT_EQ(0, b.DoB(1));
|
|
}
|
|
|
|
// Tests that we can set default actions and expectations on a mock
|
|
// object after VerifyAndClear() has been called on it.
|
|
TEST(VerifyAndClearTest, CanSetDefaultActionsAndExpectationsAfterwards) {
|
|
MockB b;
|
|
ON_CALL(b, DoB())
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b, DoB(_))
|
|
.WillOnce(Return(2));
|
|
b.DoB(1);
|
|
|
|
Mock::VerifyAndClear(&b);
|
|
|
|
EXPECT_CALL(b, DoB())
|
|
.WillOnce(Return(3));
|
|
ON_CALL(b, DoB(_))
|
|
.WillByDefault(Return(4));
|
|
|
|
EXPECT_EQ(3, b.DoB());
|
|
EXPECT_EQ(4, b.DoB(1));
|
|
}
|
|
|
|
// Tests that calling VerifyAndClear() on one mock object does not
|
|
// affect other mock objects (either of the same type or not).
|
|
TEST(VerifyAndClearTest, DoesNotAffectOtherMockObjects) {
|
|
MockA a;
|
|
MockB b1;
|
|
MockB b2;
|
|
|
|
ON_CALL(a, Binary(_, _))
|
|
.WillByDefault(Return(true));
|
|
EXPECT_CALL(a, Binary(_, _))
|
|
.WillOnce(DoDefault())
|
|
.WillOnce(Return(false));
|
|
|
|
ON_CALL(b1, DoB())
|
|
.WillByDefault(Return(1));
|
|
EXPECT_CALL(b1, DoB(_))
|
|
.WillOnce(Return(2));
|
|
|
|
ON_CALL(b2, DoB())
|
|
.WillByDefault(Return(3));
|
|
EXPECT_CALL(b2, DoB(_));
|
|
|
|
b2.DoB(0);
|
|
Mock::VerifyAndClear(&b2);
|
|
|
|
// Verifies that the default actions and expectations of a and b1
|
|
// are still in effect.
|
|
EXPECT_TRUE(a.Binary(0, 0));
|
|
EXPECT_FALSE(a.Binary(0, 0));
|
|
|
|
EXPECT_EQ(1, b1.DoB());
|
|
EXPECT_EQ(2, b1.DoB(0));
|
|
}
|
|
|
|
TEST(VerifyAndClearTest,
|
|
DestroyingChainedMocksDoesNotDeadlockThroughExpectations) {
|
|
linked_ptr<MockA> a(new MockA);
|
|
ReferenceHoldingMock test_mock;
|
|
|
|
// EXPECT_CALL stores a reference to a inside test_mock.
|
|
EXPECT_CALL(test_mock, AcceptReference(_))
|
|
.WillRepeatedly(SetArgPointee<0>(a));
|
|
|
|
// Throw away the reference to the mock that we have in a. After this, the
|
|
// only reference to it is stored by test_mock.
|
|
a.reset();
|
|
|
|
// When test_mock goes out of scope, it destroys the last remaining reference
|
|
// to the mock object originally pointed to by a. This will cause the MockA
|
|
// destructor to be called from inside the ReferenceHoldingMock destructor.
|
|
// The state of all mocks is protected by a single global lock, but there
|
|
// should be no deadlock.
|
|
}
|
|
|
|
TEST(VerifyAndClearTest,
|
|
DestroyingChainedMocksDoesNotDeadlockThroughDefaultAction) {
|
|
linked_ptr<MockA> a(new MockA);
|
|
ReferenceHoldingMock test_mock;
|
|
|
|
// ON_CALL stores a reference to a inside test_mock.
|
|
ON_CALL(test_mock, AcceptReference(_))
|
|
.WillByDefault(SetArgPointee<0>(a));
|
|
|
|
// Throw away the reference to the mock that we have in a. After this, the
|
|
// only reference to it is stored by test_mock.
|
|
a.reset();
|
|
|
|
// When test_mock goes out of scope, it destroys the last remaining reference
|
|
// to the mock object originally pointed to by a. This will cause the MockA
|
|
// destructor to be called from inside the ReferenceHoldingMock destructor.
|
|
// The state of all mocks is protected by a single global lock, but there
|
|
// should be no deadlock.
|
|
}
|
|
|
|
// Tests that a mock function's action can call a mock function
|
|
// (either the same function or a different one) either as an explicit
|
|
// action or as a default action without causing a dead lock. It
|
|
// verifies that the action is not performed inside the critical
|
|
// section.
|
|
TEST(SynchronizationTest, CanCallMockMethodInAction) {
|
|
MockA a;
|
|
MockC c;
|
|
ON_CALL(a, DoA(_))
|
|
.WillByDefault(IgnoreResult(InvokeWithoutArgs(&c,
|
|
&MockC::NonVoidMethod)));
|
|
EXPECT_CALL(a, DoA(1));
|
|
EXPECT_CALL(a, DoA(1))
|
|
.WillOnce(Invoke(&a, &MockA::DoA))
|
|
.RetiresOnSaturation();
|
|
EXPECT_CALL(c, NonVoidMethod());
|
|
|
|
a.DoA(1);
|
|
// This will match the second EXPECT_CALL() and trigger another a.DoA(1),
|
|
// which will in turn match the first EXPECT_CALL() and trigger a call to
|
|
// c.NonVoidMethod() that was specified by the ON_CALL() since the first
|
|
// EXPECT_CALL() did not specify an action.
|
|
}
|
|
|
|
} // namespace
|
|
|
|
// Allows the user to define his own main and then invoke gmock_main
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|
// from it. This might be necessary on some platforms which require
|
|
// specific setup and teardown.
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|
#if GMOCK_RENAME_MAIN
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|
int gmock_main(int argc, char **argv) {
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#else
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int main(int argc, char **argv) {
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|
#endif // GMOCK_RENAME_MAIN
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|
testing::InitGoogleMock(&argc, argv);
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|
|
|
// Ensures that the tests pass no matter what value of
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// --gmock_catch_leaked_mocks and --gmock_verbose the user specifies.
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|
testing::GMOCK_FLAG(catch_leaked_mocks) = true;
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|
testing::GMOCK_FLAG(verbose) = testing::internal::kWarningVerbosity;
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|
|
|
return RUN_ALL_TESTS();
|
|
}
|