OkraExampleWithFunction.cpp

#define Example(name) Example_(name, __COUNTER__)
#define Example_(name, counter) Example__(name, counter)
#define Example__(name, counter)                                                        \
    void Example##counter();                                                            \
    struct ExampleInitializer##counter                                                  \
    {                                                                                   \
        ExampleInitializer##counter()                                                   \
        {                                                                               \
            allExamples.Add({__FILE__, name, Example##counter});                        \
        }                                                                               \
    } ExampleInitializer##counter##Instance;                                            \
    void Example##counter()

Example("it multiplies two numbers")
{
    auto testSubject = Calculator();
    auto result = testSubject.Multiply(6, 9);
    Assert(result == 42);
};