Class FakeOutput

tests/CppUTest/CommandLineTestRunnerTest.cpp:299–359

}

struct FakeOutput
{
    FakeOutput() : SaveFOpen(PlatformSpecificFOpen), SaveFPuts(PlatformSpecificFPuts),
        SaveFClose(PlatformSpecificFClose), SavePutchar(PlatformSpecificPutchar)
    {
        installFakes();
        currentFake = this;
    }

    ~FakeOutput()
    {
        currentFake = NULLPTR;
        restoreOriginals();
    }

    void installFakes()
    {
        PlatformSpecificFOpen = (FOpenFunc)fopen_fake;
        PlatformSpecificFPuts = (FPutsFunc)fputs_fake;
        PlatformSpecificFClose = (FCloseFunc)fclose_fake;
        PlatformSpecificPutchar = (PutcharFunc)putchar_fake;
    }

    void restoreOriginals()
    {
        PlatformSpecificPutchar = SavePutchar;
        PlatformSpecificFOpen = SaveFOpen;
        PlatformSpecificFPuts = SaveFPuts;
        PlatformSpecificFClose = SaveFClose;
    }

    static PlatformSpecificFile fopen_fake(const char*, const char*)
    {
        return (PlatformSpecificFile) NULLPTR;
    }

    static void fputs_fake(const char* str, PlatformSpecificFile)
    {
        currentFake->file += str;
    }

    static void fclose_fake(PlatformSpecificFile)
    {
    }

    static int putchar_fake(int c)
    {
        currentFake->console += StringFrom((char)c);
        return c;
    }

    SimpleString file;
    SimpleString console;

    static FakeOutput* currentFake;
private:
    FOpenFunc SaveFOpen;
    FPutsFunc SaveFPuts;