public async Task ShouldReturnUnspecifiedWhenBothCallbackAndNextComponentAreNull()
{
// Arrange
var component = new CallbackComponent(() => null);
var input = new TestAction("TEST");
var state = TestStateId.New;
// Act
var result = await component.Apply(input, state);
// Assert
Assert.Equal(StateMachineResponse.Unspecified.Id, result.Response.Id);
}
public async Task ShouldReturnUnspecifiedWhenNextComponentIdNullAndCallbackIsNotOfValidType()
{
// Arrange
var component = new CallbackComponent(() => Mock.Of <ITransitionCallback <string> >(MockBehavior.Strict));
var input = new TestAction("TEST");
var state = TestStateId.New;
// Act
var result = await component.Apply(input, state);
// Assert
Assert.Equal(StateMachineResponse.Unspecified.Id, result.Response.Id);
}
public async Task ShouldReturnUnspecifiedResponseWhenComponentIsNull()
{
// Arrange
var component = new CallbackComponent(() => this.callback);
var input = new TestAction("TEST");
var state = TestStateId.New;
Mock.Get(this.callback)
.Setup(c => c.Execute(input))
.Returns(Task.CompletedTask);
// Act
var result = await component.Apply(input, state);
// Assert
Assert.Equal(StateMachineResponse.Unspecified.Id, result.Response.Id);
}
public async Task ShouldReturnExceptionResponseWhenCallbackThrowsException()
{
// Arrange
var component = new CallbackComponent(() => this.callback);
var input = new TestAction("TEST");
var state = TestStateId.New;
Mock.Get(this.callback)
.Setup(c => c.Execute(input))
.ThrowsAsync(new InvalidOperationException());
// Act
var result = await component.Apply(input, state);
// Assert
Assert.Equal(StateMachineResponse.Exception.Id, result.Response.Id);
}
public async Task ShouldReturnSuccess()
{
// Arrange
var component = new CallbackComponent(() => this.callback);
var input = new TestAction("TEST");
var state = TestStateId.New;
component.Add(this.next);
Mock.Get(this.callback)
.Setup(c => c.Execute(input))
.Returns(Task.CompletedTask);
Mock.Get(this.next)
.Setup(n => n.Apply(input, state))
.ReturnsAsync(new StateTransitionResponse(StateMachineResponse.Success, state));
// Act
var result = await component.Apply(input, state);
// Assert
Assert.Equal(StateMachineResponse.Success.Id, result.Response.Id);
}