xtensa_dsp/test/test_utility/include/CppUTestExt/MockSupport.h

/*
 * Copyright (c) 2007, Michael Feathers, James Grenning and Bas Vodde
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the <organization> nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE EARLIER MENTIONED AUTHORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef D_MockSupport_h
#define D_MockSupport_h

#include "CppUTestExt/MockFailure.h"
#include "CppUTestExt/MockCheckedActualCall.h"
#include "CppUTestExt/MockCheckedExpectedCall.h"
#include "CppUTestExt/MockExpectedCallsList.h"

class UtestShell;
class MockSupport;

/* This allows access to "the global" mocking support for easier testing */
MockSupport& mock(const SimpleString& mockName = "", MockFailureReporter* failureReporterForThisCall = NULLPTR);

class MockSupport
{
public:
    MockSupport(const SimpleString& mockName = "");
    virtual ~MockSupport();

    virtual void strictOrder();
    virtual MockExpectedCall& expectOneCall(const SimpleString& functionName);
    virtual void expectNoCall(const SimpleString& functionName);
    virtual MockExpectedCall& expectNCalls(unsigned int amount, const SimpleString& functionName);
    virtual MockActualCall& actualCall(const SimpleString& functionName);
    virtual bool hasReturnValue();
    virtual MockNamedValue returnValue();
    virtual bool boolReturnValue();
    virtual bool returnBoolValueOrDefault(bool defaultValue);
    virtual int intReturnValue();
    virtual int returnIntValueOrDefault(int defaultValue);
    virtual unsigned int unsignedIntReturnValue();
    virtual long int longIntReturnValue();
    virtual long int returnLongIntValueOrDefault(long int defaultValue);
    virtual unsigned long int unsignedLongIntReturnValue();
    virtual unsigned long int returnUnsignedLongIntValueOrDefault(unsigned long int defaultValue);
    virtual cpputest_longlong longLongIntReturnValue();
    virtual cpputest_longlong returnLongLongIntValueOrDefault(cpputest_longlong defaultValue);
    virtual cpputest_ulonglong unsignedLongLongIntReturnValue();
    virtual cpputest_ulonglong returnUnsignedLongLongIntValueOrDefault(cpputest_ulonglong defaultValue);
    virtual unsigned int returnUnsignedIntValueOrDefault(unsigned int defaultValue);
    virtual const char* stringReturnValue();
    virtual const char* returnStringValueOrDefault(const char * defaultValue);
    virtual double returnDoubleValueOrDefault(double defaultValue);
    virtual double doubleReturnValue();
    virtual void* pointerReturnValue();
    virtual void* returnPointerValueOrDefault(void * defaultValue);
    virtual const void* returnConstPointerValueOrDefault(const void * defaultValue);
    virtual const void* constPointerReturnValue();
    virtual void (*returnFunctionPointerValueOrDefault(void (*defaultValue)()))();
    virtual void (*functionPointerReturnValue())();

    bool hasData(const SimpleString& name);
    void setData(const SimpleString& name, bool value);
    void setData(const SimpleString& name, int value);
    void setData(const SimpleString& name, unsigned int value);
    void setData(const SimpleString& name, const char* value);
    void setData(const SimpleString& name, double value);
    void setData(const SimpleString& name, void* value);
    void setData(const SimpleString& name, const void* value);
    void setData(const SimpleString& name, void (*value)());
    void setDataObject(const SimpleString& name, const SimpleString& type, void* value);
    void setDataConstObject(const SimpleString& name, const SimpleString& type, const void* value);
    MockNamedValue getData(const SimpleString& name);

    MockSupport* getMockSupportScope(const SimpleString& name);

    const char* getTraceOutput();
    /*
     * The following functions are recursively through the lower MockSupports scopes
     * This means, if you do mock().disable() it will disable *all* mocking scopes, including mock("myScope").
  	 */

    virtual void disable();
    virtual void enable();
    virtual void tracing(bool enabled);
    virtual void ignoreOtherCalls();

    virtual void checkExpectations();
    virtual bool expectedCallsLeft();

    virtual void clear();
    virtual void crashOnFailure(bool shouldFail = true);

    /*
     * Each mock() call will set the activeReporter to standard, unless a special reporter is passed for this call.
     */

    virtual void setMockFailureStandardReporter(MockFailureReporter* reporter);
    virtual void setActiveReporter(MockFailureReporter* activeReporter);
    virtual void setDefaultComparatorsAndCopiersRepository();

    virtual void installComparator(const SimpleString& typeName, MockNamedValueComparator& comparator);
    virtual void installCopier(const SimpleString& typeName, MockNamedValueCopier& copier);
    virtual void installComparatorsAndCopiers(const MockNamedValueComparatorsAndCopiersRepository& repository);
    virtual void removeAllComparatorsAndCopiers();

protected:
    MockSupport* clone(const SimpleString& mockName);
    virtual MockCheckedActualCall *createActualCall();
    virtual void failTest(MockFailure& failure);
    void countCheck();

private:
    unsigned int actualCallOrder_;
    unsigned int expectedCallOrder_;
    bool strictOrdering_;
    MockFailureReporter *activeReporter_;
    MockFailureReporter *standardReporter_;
    MockFailureReporter defaultReporter_;
    MockExpectedCallsList expectations_;
    bool ignoreOtherCalls_;
    bool enabled_;
    MockCheckedActualCall *lastActualFunctionCall_;
    MockNamedValueComparatorsAndCopiersRepository comparatorsAndCopiersRepository_;
    MockNamedValueList data_;
    const SimpleString mockName_;

    bool tracing_;

    void checkExpectationsOfLastActualCall();
    bool wasLastActualCallFulfilled();
    void failTestWithExpectedCallsNotFulfilled();
    void failTestWithOutOfOrderCalls();

    MockNamedValue* retrieveDataFromStore(const SimpleString& name);

    MockSupport* getMockSupport(MockNamedValueListNode* node);

    bool callIsIgnored(const SimpleString& functionName);
    bool hasCallsOutOfOrder();

    SimpleString appendScopeToName(const SimpleString& functionName);

};

#endif