我需要使用Moq框架来模拟此C#WebApi类

   public class PvValuesController
    {
        private readonly IDataServices dataService;

        public PvValuesController(IDataServices dataServices)
        {
            dataService = dataServices;
        }

        [HttpGet]
        public IHttpActionResult Get(string id, string st, string et)
        {
            if (dataService == null)
            {
                return BadRequest("DataService not found");
            }

            var result = dataService.GetPvData(id, st, et);
            return Ok(result);
        }
    }


问题是,如果我这样模拟它:

var controllerMock = new Mock<PvValuesController>();


我没有将任何DataService传递给它,因此Get()函数将始终返回错误的请求代码。

原始行是:

var controller = new PvValuesController(dataService);


其中dataService是IDataService的具体实例,并且是一个复杂的对象

我如何有效地嘲笑此类课程?

编辑:

我的新测试代码:

[Test]
public async void TestMoq()
{
    var a = new List<dynamic>();
    a.Add(23);

    // arrange
    var dataService = new Mock<IDataServices>();
    dataService.Setup(l => l.GetPvData(It.IsAny<string>(), It.IsAny<DateTime>(), It.IsAny<DateTime>())).Returns(a);
    var controller = new PvValuesController(dataService.Object);

    // act
    var actionResult = controller.Get("groupid", "timestampstart", "timestampend");
    var httpResponseMessage = await actionResult.ExecuteAsync(CancellationToken.None);

    // assert
    Assert.AreEqual(HttpStatusCode.BadRequest, httpResponseMessage.StatusCode);
}


我在等待行上遇到异常:

System.InvalidOperationException:HttpControllerContext.Configuration不能为null

最佳答案

模拟您的依赖项界面,如下所示

var service = new Mock<IDataServices>();


将其注入您的控制器

var ctrlObj = new PvValuesController(service.Object);


然后照常继续进行服务设置

service.SetUp(l => l.Get()).Returns("Hello World!!!");


最后使用控制器实例调用控制器方法

ctrlObj.Get("A","B","C");

10-06 05:19
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