是否有示例代码显示了对继承自api控制器的控制器进行单元测试?我正在尝试对POST进行单元测试,但它失败了。我想我需要设置HttpControllerContext以进行测试,但不知道如何设置,谢谢
发布于 2012-06-07 22:56:00
这段代码应该演示post测试的基础知识。假设您已经将存储库注入到控制器中。我使用的是MVC4RC,而不是测试版,如果你使用的是测试版的Request.CreateResponse(...有点不同所以给我一个呼喊。
给定的控制器代码有点像下面这样:
public class FooController : ApiController
{
private IRepository<Foo> _fooRepository;
public FooController(IRepository<Foo> fooRepository)
{
_fooRepository = fooRepository;
}
public HttpResponseMessage Post(Foo value)
{
HttpResponseMessage response;
Foo returnValue = _fooRepository.Save(value);
response = Request.CreateResponse<Foo>(HttpStatusCode.Created, returnValue, this.Configuration);
response.Headers.Location = "http://server.com/foos/1";
return response;
}
}
单元测试看起来有点像这样(NUnit和RhinoMock)
Foo dto = new Foo() {
Id = -1,
Name = "Hiya"
};
IRepository<Foo> fooRepository = MockRepository.GenerateMock<IRepository<Foo>>();
fooRepository.Stub(x => x.Save(dto)).Return(new Foo() { Id = 1, Name = "Hiya" });
FooController controller = new FooController(fooRepository);
controller.Request = new HttpRequestMessage(HttpMethod.Post, "http://server.com/foos");
//The line below was needed in WebApi RC as null config caused an issue after upgrade from Beta
controller.Configuration = new System.Web.Http.HttpConfiguration(new System.Web.Http.HttpRouteCollection());
var result = controller.Post(dto);
Assert.AreEqual(HttpStatusCode.Created, result.StatusCode, "Expecting a 201 Message");
var resultFoo = result.Content.ReadAsAsync<Foo>().Result;
Assert.IsNotNull(resultFoo, "Response was empty!");
Assert.AreEqual(1, resultFoo.Id, "Foo id should be set");
发布于 2014-03-05 22:25:55
使用AutoFixture时,我通常会这样做:
[Theory, AutoCatalogData]
public void PostToCollectionReturnsCorrectResponse(
CategoriesController sut,
CategoryRendition categoryRendition)
{
HttpResponseMessage response = sut.Post(categoryRendition);
Assert.Equal(HttpStatusCode.Created, response.StatusCode);
}
有关此方法的更多详细信息,请参阅this other SO answer。
发布于 2014-03-05 20:06:53
我已经创建了一个通用的解决方案,用于调用一些操作并以Dictionary
的形式获取HttpResponseMessage
,这非常便于使用。
首先是对dictionary
的一些扩展
public static class DictionaryExtensions
{
public static void AddRange<T, S>(this Dictionary<T, S> source,
Dictionary<T, S> collection)
{
if (collection == null)
{
throw new NullReferenceException("Collection is null");
}
foreach (var item in collection)
{
source.Add(item.Key, item.Value);
}
}
}
现在请求创建part:
public class RequestCreator
{
protected static void FirstPart(ApiController controller,
HttpMethod method,String actionUrl)
{
// Creating basic request message with message type and requesting
// url example : 'http://www.someHostName/UrlPath/'
controller.Request = new HttpRequestMessage(method, actionUrl);
// Adding configuration for request
controller.Request.Properties.
Add(HttpPropertyKeys.HttpConfigurationKey,new HttpConfiguration());
}
protected static Dictionary<String, Object> SecondPart
(HttpResponseMessage response)
{
// Adding basic response content to dictionary
var resultCollection = new Dictionary<String, Object>
{
{"StatusCode",response.StatusCode},
{"Headers",response.Headers},
{"Version",response.Version},
{"RequestMessage",response.RequestMessage},
{"ReasonPhrase",response.ReasonPhrase},
{"IsSuccessStatusCode",response.IsSuccessStatusCode}
};
var responseContent = response.Content;
// If response has content then parsing it and
// getting content properties
if (null != responseContent)
{
var resultMessageString = response.Content.
ReadAsStringAsync().Result;
resultCollection.AddRange((new JavaScriptSerializer()).
DeserializeObject(resultMessageString)
as Dictionary<String, Object>);
}
return resultCollection;
}
}
最后响应消息到字典转换器class
public class HttpResponseModelGetter : RequestCreator
{
public Dictionary<String, Object>
GetActionResponse(ApiController controller,HttpMethod method,
String actionUrl,Func<HttpResponseMessage> callBack)
{
FirstPart(controller, method, actionUrl);
var response = callBack();
return SecondPart(response);
}
}
public class HttpResponseModelGetter<T> : RequestCreator
{
public Dictionary<String, Object>
GetActionResponse(ApiController controller,HttpMethod method,
String actionUrl,Func<T,HttpResponseMessage> callBack,T param)
{
FirstPart(controller, method, actionUrl);
var response = callBack(param);
return SecondPart(response);
}
}
public class HttpResponseModelGetter<T1,T2> : RequestCreator
{
public Dictionary<String, Object>
GetActionResponse(ApiController controller,HttpMethod method,
String actionUrl,Func<T1,T2,HttpResponseMessage> callBack,
T1 param1,T2 param2)
{
FirstPart(controller, method, actionUrl);
var response = callBack(param1,param2);
return SecondPart(response);
}
}
//and so on...
和用法:
var responseGetter = new HttpResponseModelGetter();
var result = responseGetter.GetActionResponse(controller,HttpMethod.Get,
"http://localhost/Project/api/MyControllerApi/SomeApiMethod",
controller.SomeApiMethod);
Boolean isComplete = Boolean.Parse(result["isComplete"].ToString());
https://stackoverflow.com/questions/10042290
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