src/Services/Ordering/Ordering.UnitTests/Application/IdentifiedCommandHandlerTest.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

namespace UnitTest.Ordering.Application;

public class IdentifiedCommandHandlerTest
{
    private readonly Mock<IRequestManager> _requestManager;
    private readonly Mock<IMediator> _mediator;
    private readonly Mock<ILogger<IdentifiedCommandHandler<CreateOrderCommand, bool>>> _loggerMock;

    public IdentifiedCommandHandlerTest()
    {
        _requestManager = new Mock<IRequestManager>();
        _mediator = new Mock<IMediator>();
        _loggerMock = new Mock<ILogger<IdentifiedCommandHandler<CreateOrderCommand, bool>>>();
    }

    [Fact]
    public async Task Handler_sends_command_when_order_no_exists()
    {
        // Arrange
        var fakeGuid = Guid.NewGuid();
        var fakeOrderCmd = new IdentifiedCommand<CreateOrderCommand, bool>(FakeOrderRequest(), fakeGuid);

        _requestManager.Setup(x => x.ExistAsync(It.IsAny<Guid>()))
            .Returns(Task.FromResult(false));

        _mediator.Setup(x => x.Send(It.IsAny<IRequest<bool>>(), default(System.Threading.CancellationToken)))
            .Returns(Task.FromResult(true));

        //Act
        var handler = new IdentifiedCommandHandler<CreateOrderCommand, bool>(_mediator.Object, _requestManager.Object, _loggerMock.Object);
        var cltToken = new System.Threading.CancellationToken();
        var result = await handler.Handle(fakeOrderCmd, cltToken);

        //Assert
        Assert.True(result);
        _mediator.Verify(x => x.Send(It.IsAny<IRequest<bool>>(), default(System.Threading.CancellationToken)), Times.Once());
    }

    [Fact]
    public async Task Handler_sends_no_command_when_order_already_exists()
    {
        // Arrange
        var fakeGuid = Guid.NewGuid();
        var fakeOrderCmd = new IdentifiedCommand<CreateOrderCommand, bool>(FakeOrderRequest(), fakeGuid);

        _requestManager.Setup(x => x.ExistAsync(It.IsAny<Guid>()))
            .Returns(Task.FromResult(true));

        _mediator.Setup(x => x.Send(It.IsAny<IRequest<bool>>(), default(System.Threading.CancellationToken)))
            .Returns(Task.FromResult(true));

        //Act
        var handler = new IdentifiedCommandHandler<CreateOrderCommand, bool>(_mediator.Object, _requestManager.Object, _loggerMock.Object);
        var cltToken = new System.Threading.CancellationToken();
        var result = await handler.Handle(fakeOrderCmd, cltToken);

        //Assert
        Assert.False(result);
        _mediator.Verify(x => x.Send(It.IsAny<IRequest<bool>>(), default(System.Threading.CancellationToken)), Times.Never());
    }