public void DeregisterCommandHandler_CommandIsNull_ThrowsArgumentNullException()
{
var keyboardCommandService = new KeyboardCommandService();
Action invoke = () => keyboardCommandService.DeregisterCommandHandler(null);
invoke.Should().Throw <ArgumentNullException>();
}
public void DeregisterCommandHandler_CommandNotRegistered_ShouldNotThrow()
{
var command = ((Command) new Random().Next(1, Enum.GetValues(typeof(Command)).Length)).ToString();
var keyboardCommandService = new KeyboardCommandService();
Action invoke = () => keyboardCommandService.DeregisterCommandHandler(command);
invoke.Should().NotThrow();
}
public void DeregisterCommandHandler_CommandRegistered_HandlerGetsRemoved()
{
var command = ((Command) new Random().Next(1, Enum.GetValues(typeof(Command)).Length)).ToString();
var handler = _fixture.Create <Action>();
var keyboardCommandService = new KeyboardCommandService();
keyboardCommandService.RegisterCommandHandler(command, handler);
Action invoke = () => keyboardCommandService.DeregisterCommandHandler(command);
invoke.Should().NotThrow();
}
