public async Task WriteResponse_SynchronouslyWritesChangeSet()
{
HttpResponseMessage[] responses = new HttpResponseMessage[]
{
new HttpResponseMessage(HttpStatusCode.Accepted),
new HttpResponseMessage(HttpStatusCode.NoContent)
};
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(responses);
MemoryStream memoryStream = new MemoryStream();
IODataResponseMessage responseMessage = new ODataMessageWrapper(memoryStream);
ODataMessageWriter writer = new ODataMessageWriter(responseMessage);
ODataBatchWriter batchWriter = writer.CreateODataBatchWriter();
batchWriter.WriteStartBatch();
// For backward compatibility, default is to assume a synchronous batch writer
await responseItem.WriteResponseAsync(batchWriter, CancellationToken.None);
batchWriter.WriteEndBatch();
memoryStream.Position = 0;
string responseString = new StreamReader(memoryStream).ReadToEnd();
Assert.Contains("changesetresponse", responseString);
Assert.Contains("Accepted", responseString);
Assert.Contains("No Content", responseString);
}
public void WriteResponseAsync_WritesChangeSet()
{
HttpResponseMessage[] responses = new HttpResponseMessage[]
{
new HttpResponseMessage(HttpStatusCode.Accepted),
new HttpResponseMessage(HttpStatusCode.NoContent)
};
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(responses);
MemoryStream memoryStream = new MemoryStream();
IODataResponseMessage responseMessage = new ODataMessageWrapper(memoryStream);
ODataMessageWriter writer = new ODataMessageWriter(responseMessage);
ODataBatchWriter batchWriter = writer.CreateODataBatchWriter();
batchWriter.WriteStartBatch();
responseItem.WriteResponseAsync(batchWriter, CancellationToken.None).Wait();
batchWriter.WriteEndBatch();
memoryStream.Position = 0;
string responseString = new StreamReader(memoryStream).ReadToEnd();
Assert.Contains("changesetresponse", responseString);
Assert.Contains("Accepted", responseString);
Assert.Contains("No Content", responseString);
}
public async Task WriteResponseAsync_WritesChangeSet()
{
// Arrange
HttpContext context1 = HttpContextHelper.Create(StatusCodes.Status202Accepted);
HttpContext context2 = HttpContextHelper.Create(StatusCodes.Status204NoContent);
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(new[] { context1, context2 });
MemoryStream memoryStream = new MemoryStream();
IODataResponseMessage responseMessage = new ODataMessageWrapper(memoryStream);
ODataMessageWriter writer = new ODataMessageWriter(responseMessage);
// Act
ODataBatchWriter batchWriter = await writer.CreateODataBatchWriterAsync();
await batchWriter.WriteStartBatchAsync();
await responseItem.WriteResponseAsync(batchWriter);
await batchWriter.WriteEndBatchAsync();
memoryStream.Position = 0;
string responseString = new StreamReader(memoryStream).ReadToEnd();
// Assert
Assert.Contains("changesetresponse", responseString);
Assert.Contains("Accepted", responseString);
Assert.Contains("No Content", responseString);
}
public void WriteResponseAsync_NullWriter_Throws()
{
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(new HttpResponseMessage[0]);
Assert.ThrowsArgumentNull(
() => responseItem.WriteResponseAsync(null, CancellationToken.None).Wait(),
"writer");
}
public async Task WriteResponseAsync_NullWriter_Throws()
{
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(new HttpResponseMessage[0]);
await ExceptionAssert.ThrowsArgumentNullAsync(
() => responseItem.WriteResponseAsync(null, CancellationToken.None),
"writer");
}
public async Task WriteResponseAsync_NullWriter_Throws()
{
// Arrange & Act
HttpContext[] contexts = Array.Empty <HttpContext>();
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(contexts);
await ExceptionAssert.ThrowsArgumentNullAsync(() => responseItem.WriteResponseAsync(null), "writer");
}
public void WriteResponse_SynchronouslyWritesChangeSet_Throws()
{
// Arrange
HttpContext context1 = HttpContextHelper.Create(StatusCodes.Status202Accepted);
HttpContext context2 = HttpContextHelper.Create(StatusCodes.Status204NoContent);
ChangeSetResponseItem responseItem = new ChangeSetResponseItem(new[] { context1, context2 });
MemoryStream memoryStream = new MemoryStream();
IODataResponseMessage responseMessage = new ODataMessageWrapper(memoryStream);
ODataMessageWriter writer = new ODataMessageWriter(responseMessage);
// Act
ODataBatchWriter batchWriter = writer.CreateODataBatchWriter();
batchWriter.WriteStartBatch();
// Assert
Action test = () => responseItem.WriteResponseAsync(batchWriter).Wait();
ODataException exception = ExceptionAssert.Throws <ODataException>(test);
Assert.Equal("An asynchronous operation was called on a synchronous batch writer. Calls on a batch writer instance must be either all synchronous or all asynchronous.",
exception.Message);
}