public void Accepts_new_invocation_list()
{
var invocationList = new ICommand[] {};
var commandInvoker = new CommandInvoker(null);
Assert.DoesNotThrow(() =>
commandInvoker.Assign(invocationList));
}
public void Not_Throw_Exception_When_Assigned_Commands()
{
var invocationList = new ICommand[] { };
var commandInvoker = new CommandInvoker(null);
Assert.DoesNotThrow(() =>
commandInvoker.Assign(invocationList));
}
public void Invokes_Execute_for_each_command()
{
var mockCommand = new Mock <ILandingSurfaceSizeCommand>();
mockCommand.Setup(x => x.GetCommandType()).Returns(CommandType.LandingSurfaceSizeCommand);
var commandInvoker = new CommandInvoker(null);
commandInvoker.Assign(new[] { mockCommand.Object, mockCommand.Object, mockCommand.Object });
commandInvoker.InvokeAll();
mockCommand.Verify(x => x.Execute(), Times.Exactly(3));
}
public void When_executing_LandingSurfaceSizeCommand_sets_LandingSurface_as_command_receiver()
{
var expectedLandingSurface = new Mock <ILandingSurface>();
var landingSurfaceSizeCommand = new Mock <ILandingSurfaceSizeCommand>();
landingSurfaceSizeCommand.Setup(x => x.GetCommandType()).Returns(CommandType.LandingSurfaceSizeCommand);
var commandInvoker = new CommandInvoker(null);
commandInvoker.Assign(new[] { landingSurfaceSizeCommand.Object });
commandInvoker.SetLandingSurface(expectedLandingSurface.Object);
commandInvoker.InvokeAll();
landingSurfaceSizeCommand.Verify(
x => x.SetReceiver(expectedLandingSurface.Object), Times.Once());
}
public void When_executing_RoverExploreCommand_sets_most_recently_added_Rover_as_command_receiver()
{
var expectedRover = new Mock <IRover>();
var mockRoverExploreCommand = new Mock <IRoverExploreCommand>();
mockRoverExploreCommand.Setup(x => x.GetCommandType()).Returns(CommandType.RoverExploreCommand);
var commandInvoker = new CommandInvoker(null);
commandInvoker.Assign(new[] { mockRoverExploreCommand.Object });
commandInvoker.SetRovers(new List <IRover> {
null, expectedRover.Object
});
commandInvoker.InvokeAll();
mockRoverExploreCommand.Verify(
x => x.SetReceiver(expectedRover.Object), Times.Once());
}
public void When_executing_RoverDeployCommand_sets_LandingSurface_and_new_Rover_as_command_receivers()
{
var expectedRover = new Mock <IRover>();
var expectedLandingSurface = new Mock <ILandingSurface>();
var mockRoverDeployCommand = new Mock <IRoverDeployCommand>();
mockRoverDeployCommand.Setup(x => x.GetCommandType()).Returns(CommandType.RoverDeployCommand);
Func <IRover> mockRoverFactory = () => expectedRover.Object;
var commandInvoker = new CommandInvoker(mockRoverFactory);
commandInvoker.Assign(new[] { mockRoverDeployCommand.Object });
commandInvoker.SetLandingSurface(expectedLandingSurface.Object);
commandInvoker.SetRovers(new List <IRover>());
commandInvoker.InvokeAll();
mockRoverDeployCommand.Verify(
x => x.SetReceivers(expectedRover.Object, expectedLandingSurface.Object), Times.Once());
}
public void Set_Rover_As_Receiver_Given_A_RoverMoveCommand()
{
var expectedRover = new Mock <IRover>();
var expectedLandingSurface = new Mock <ILandingSurface>();
var mockRoverMoveCommand = new Mock <IRoverMoveCommand>();
mockRoverMoveCommand.Setup(x => x.GetCommandType()).Returns(CommandType.RoverMoveCommand);
var commandInvoker = new CommandInvoker(null);
commandInvoker.Assign(new[] { mockRoverMoveCommand.Object });
commandInvoker.SetLandingSurface(expectedLandingSurface.Object);
commandInvoker.SetRovers(new List <IRover> {
null, expectedRover.Object
});
commandInvoker.InvokeAll();
mockRoverMoveCommand.Verify(
x => x.SetReceiver(expectedRover.Object, expectedLandingSurface.Object), Times.Once());
}