private static void TestIDispatch()
{
int expectedValue = 987654;
int TestFunction() => expectedValue;
Assert.True(ValidateDelegateValueMatchesExpected(expectedValue, TestFunction));
{
TestDelegate localDelegate = TestFunction;
Assert.True(ValidateDelegateValueMatchesExpectedAndClear(expectedValue, ref localDelegate));
Assert.Equal(null, localDelegate);
}
{
TestDelegate localDelegate = TestFunction;
Assert.True(DuplicateDelegate(expectedValue, localDelegate, out var outDelegate));
Assert.Equal(localDelegate, outDelegate);
}
{
TestDelegate localDelegate = TestFunction;
Assert.Equal(localDelegate, DuplicateDelegateReturned(localDelegate));
}
{
var cb = new DispatchDelegateWithExpectedValue
{
expectedValue = expectedValue,
del = TestFunction
};
Assert.True(ValidateStructDelegateValueMatchesExpected(cb));
}
{
var cb = new DispatchDelegateWithExpectedValue
{
expectedValue = expectedValue,
del = TestFunction
};
Assert.True(ValidateDelegateValueMatchesExpectedAndClearStruct(ref cb));
Assert.Equal(null, cb.del);
}
{
var cb = new DispatchDelegateWithExpectedValue
{
expectedValue = expectedValue,
del = TestFunction
};
Assert.True(DuplicateStruct(cb, out var cbOut));
Assert.Equal(cbOut.expectedValue, cbOut.del());
}
Assert.Throws <MarshalDirectiveException>(() => MarshalDelegateAsInterface(TestFunction));
}
public static extern bool ValidateDelegateValueMatchesExpectedAndClearStruct(ref DispatchDelegateWithExpectedValue dispatch);
public static extern bool DuplicateStruct(DispatchDelegateWithExpectedValue dispatchIn, out DispatchDelegateWithExpectedValue dispatchOut);
public static extern bool ValidateStructDelegateValueMatchesExpected(DispatchDelegateWithExpectedValue dispatch);
