public async Task ExecuteRequestMessagesAsync_DisposesResponseInCaseOfException()
{
List <MockHttpResponseMessage> responses = new List <MockHttpResponseMessage>();
MockHttpServer server = new MockHttpServer(request =>
{
if (request.Method == HttpMethod.Put)
{
throw new InvalidOperationException();
}
var response = new MockHttpResponseMessage();
responses.Add(response);
return(response);
});
DefaultODataBatchHandler batchHandler = new DefaultODataBatchHandler(server);
ODataBatchRequestItem[] requests = new ODataBatchRequestItem[]
{
new OperationRequestItem(new HttpRequestMessage(HttpMethod.Get, "http://example.com/")),
new OperationRequestItem(new HttpRequestMessage(HttpMethod.Post, "http://example.com/")),
new OperationRequestItem(new HttpRequestMessage(HttpMethod.Put, "http://example.com/")),
};
await ExceptionAssert.ThrowsAsync <InvalidOperationException>(
() => batchHandler.ExecuteRequestMessagesAsync(requests, CancellationToken.None));
Assert.Equal(2, responses.Count);
foreach (var response in responses)
{
Assert.True(response.IsDisposed);
}
}
public async Task SendRequestAsync_Throws_WhenRequestIsNull()
{
// Arrange
Mock <RequestDelegate> handler = new Mock <RequestDelegate>();
// Act & Assert
await ExceptionAssert.ThrowsArgumentNullAsync(
() => ODataBatchRequestItem.SendRequestAsync(handler.Object, null, null),
"context");
}
public async Task SendRequestAsync_Throws_WhenInvokerIsNull()
{
// Arrange
Mock <HttpContext> httpContext = new Mock <HttpContext>();
// Act & Assert
await ExceptionAssert.ThrowsArgumentNullAsync(
() => ODataBatchRequestItem.SendRequestAsync(null, httpContext.Object, null),
"handler");
}
private void fixRequestUri(ODataBatchRequestItem request)
{
foreach (HttpRequestMessage req in ((ChangeSetRequestItem)request).Requests)
{
var oldUri = req.RequestUri;
var newUriBuilder = new UriBuilder(oldUri);
newUriBuilder.Path = "/odata" + newUriBuilder.Path;
req.RequestUri = newUriBuilder.Uri;
}
}
public void SendMessageAsync_CallsInvoker()
{
HttpResponseMessage response = new HttpResponseMessage();
HttpMessageInvoker invoker = new HttpMessageInvoker(new MockHttpServer((request) =>
{
return(response);
}));
var result = ODataBatchRequestItem.SendMessageAsync(invoker, new HttpRequestMessage(HttpMethod.Get, "http://example.com"), CancellationToken.None, new Dictionary <string, string>()).Result;
Assert.Same(response, result);
}
public async Task SendRequestAsync_CallsHandler()
{
// Arrange
HttpContext context = HttpContextHelper.Create("Get", "http://example.com");
RequestDelegate handler = context =>
{
context.Response.StatusCode = StatusCodes.Status201Created;
return(Task.FromResult(context.Response));
};
// Act
await ODataBatchRequestItem.SendRequestAsync(handler, context, new Dictionary <string, string>());
// Assert
Assert.Equal(StatusCodes.Status201Created, context.Response.StatusCode);
}
public async Task ExecuteRequestMessagesAsync_CallsInvokerForEachRequest()
{
// Arrange
RequestDelegate handler = async context =>
{
HttpRequest request = context.Request;
string responseContent = request.GetDisplayUrl();
string content = request.ReadBody();
if (!string.IsNullOrEmpty(content))
{
responseContent += "," + content;
}
context.Response.Body = new MemoryStream();
await context.Response.WriteAsync(responseContent);
};
ODataBatchRequestItem[] requests = new ODataBatchRequestItem[]
{
new OperationRequestItem(HttpContextHelper.Create("Get", "http://example.com/")),
new ChangeSetRequestItem(new HttpContext[]
{
HttpContextHelper.Create("Post", "http://example.com/values", "foo", "text/plan")
})
};
DefaultODataBatchHandler batchHandler = new DefaultODataBatchHandler();
// Act
IList <ODataBatchResponseItem> responses = await batchHandler.ExecuteRequestMessagesAsync(requests, handler);
// Assert
Assert.Equal(2, responses.Count);
// #1
OperationResponseItem response0 = Assert.IsType <OperationResponseItem>(responses[0]);
Assert.Equal("http://example.com/", response0.Context.Response.ReadBody());
// #2
ChangeSetResponseItem response1 = Assert.IsType <ChangeSetResponseItem>(responses[1]);
HttpContext subContext = Assert.Single(response1.Contexts);
Assert.Equal("http://example.com/values,foo", response1.Contexts.First().Response.ReadBody());
}
public async Task SendMessageAsync_Resolves_Uri_From_ContentId()
{
// Arrange
DefaultHttpContext context = new DefaultHttpContext();
HttpResponseMessage response = new HttpResponseMessage();
RequestDelegate handler = (c) => { return(Task.FromResult(response)); };
Dictionary <string, string> contentIdLocationMappings = new Dictionary <string, string>();
contentIdLocationMappings.Add("1", "http://localhost:12345/odata/Customers(42)");
Uri unresolvedUri = new Uri("http://localhost:12345/odata/$1/Orders");
context.Request.CopyAbsoluteUrl(unresolvedUri);
// Act
await ODataBatchRequestItem.SendRequestAsync(handler, context, contentIdLocationMappings);
// Assert
Assert.Equal("/odata/Customers(42)/Orders", context.Request.Path.ToString());
}
public async Task ExecuteRequestMessagesAsync_CallsInvokerForEachRequest()
{
MockHttpServer server = new MockHttpServer(async request =>
{
string responseContent = request.RequestUri.AbsoluteUri;
if (request.Content != null)
{
string content = await request.Content.ReadAsStringAsync();
if (!String.IsNullOrEmpty(content))
{
responseContent += "," + content;
}
}
return(new HttpResponseMessage {
Content = new StringContent(responseContent)
});
});
DefaultODataBatchHandler batchHandler = new DefaultODataBatchHandler(server);
ODataBatchRequestItem[] requests = new ODataBatchRequestItem[]
{
new OperationRequestItem(new HttpRequestMessage(HttpMethod.Get, "http://example.com/")),
new ChangeSetRequestItem(new HttpRequestMessage[]
{
new HttpRequestMessage(HttpMethod.Post, "http://example.com/values")
{
Content = new StringContent("foo")
}
})
};
var responses = await batchHandler.ExecuteRequestMessagesAsync(requests, CancellationToken.None);
var response0 = (OperationResponseItem)responses[0];
var response1 = (ChangeSetResponseItem)responses[1];
Assert.Equal(2, responses.Count);
Assert.Equal("http://example.com/", await response0.Response.Content.ReadAsStringAsync());
Assert.Equal("http://example.com/values,foo", await response1.Responses.First().Content.ReadAsStringAsync());
}
public void SendMessageAsync_Throws_WhenRequestIsNull()
{
Assert.ThrowsArgumentNull(
() => ODataBatchRequestItem.SendMessageAsync(new HttpMessageInvoker(new HttpServer()), null, CancellationToken.None, null).Wait(),
"request");
}
public void SendMessageAsync_Throws_WhenInvokerIsNull()
{
Assert.ThrowsArgumentNull(
() => ODataBatchRequestItem.SendMessageAsync(null, new HttpRequestMessage(), CancellationToken.None, null).Wait(),
"invoker");
}
/// <summary>
/// Asynchronously sends the request.
/// </summary>
/// <param name="handler">The handler for processing a message.</param>
/// <returns>The task object that contains the batch response.</returns>
public override async Task <ODataBatchResponseItem> SendRequestAsync(RequestDelegate handler)
{
Ensure.NotNull(handler, nameof(handler));
var changeSetProperty = new RestierChangeSetProperty(this)
{
ChangeSet = new ChangeSet(),
};
SetChangeSetProperty(changeSetProperty);
var contentIdToLocationMapping = new Dictionary <string, string>();
var responseTasks = new List <Task <Task <HttpContext> > >();
foreach (var context in this.Contexts)
{
// Since exceptions may occure before the request is sent to RestierController,
// we must catch the exceptions here and call OnChangeSetCompleted,
// so as to avoid deadlock mentioned in Github Issue #82.
var tcs = new TaskCompletionSource <HttpContext>();
var task =
ODataBatchRequestItem.SendRequestAsync(handler, context, contentIdToLocationMapping)
.ContinueWith(
t =>
{
if (t.Exception != null)
{
var taskEx = (t.Exception.InnerExceptions != null &&
t.Exception.InnerExceptions.Count == 1)
? t.Exception.InnerExceptions.First()
: t.Exception;
changeSetProperty.Exceptions.Add(taskEx);
changeSetProperty.OnChangeSetCompleted();
tcs.SetException(taskEx.Demystify());
}
else
{
tcs.SetResult(context);
}
return(tcs.Task);
},
context.RequestAborted);
responseTasks.Add(task);
}
// the responseTasks will be complete after:
// - the ChangeSet is submitted
// - the responses are created and
// - the controller actions have returned
await Task.WhenAll(responseTasks).ConfigureAwait(false);
var returnContexts = new List <HttpContext>();
foreach (var responseTask in responseTasks)
{
var returnContext = responseTask.Result.Result;
if (returnContext.Response.IsSuccessStatusCode())
{
returnContexts.Add(returnContext);
}
else
{
returnContexts.Clear();
returnContexts.Add(returnContext);
return(new ChangeSetResponseItem(returnContexts));
}
}
return(new ChangeSetResponseItem(returnContexts));
}
public async Task SendMessageAsync_Throws_WhenRequestIsNull()
{
await ExceptionAssert.ThrowsArgumentNullAsync(
() => ODataBatchRequestItem.SendMessageAsync(new HttpMessageInvoker(new HttpServer()), null, CancellationToken.None, null),
"request");
}
public async Task SendMessageAsync_Throws_WhenInvokerIsNull()
{
await ExceptionAssert.ThrowsArgumentNullAsync(
() => ODataBatchRequestItem.SendMessageAsync(null, new HttpRequestMessage(), CancellationToken.None, null),
"invoker");
}
