public void When_asserting_async_void_method_should_not_throw_specific_exception_it_should_fail()
{
// Arrange
var asyncObject = new AsyncClass();
Action asyncVoidMethod = async() => await asyncObject.IncompleteTask();
// Act
Action action = () => asyncVoidMethod.Should().NotThrow <ArgumentException>();
// Assert
action.Should().Throw <InvalidOperationException>("*async*void*");
}
public void When_asserting_async_void_method_should_throw_exactly_it_should_fail()
{
//-----------------------------------------------------------------------------------------------------------
// Arrange
//-----------------------------------------------------------------------------------------------------------
var asyncObject = new AsyncClass();
Action asyncVoidMethod = async() => await asyncObject.IncompleteTask();
//-----------------------------------------------------------------------------------------------------------
// Act
//-----------------------------------------------------------------------------------------------------------
Action action = () => asyncVoidMethod.Should().ThrowExactly <ArgumentException>();
//-----------------------------------------------------------------------------------------------------------
// Assert
//-----------------------------------------------------------------------------------------------------------
action.Should().Throw <InvalidOperationException>("*async*void*");
}