public void SocketReader_ReadBytesIntoResponseHandler_WaitsForHandlerToComplete()
{
// Arrange
MockSocketAdapter socket = new MockSocketAdapter();
socket.SendString("This is a test. This sentence isn't read.", Encoding.UTF8);
MockResponseHandler handler = new MockResponseHandler(Encoding.UTF8);
handler.Block = true;
SocketReader reader = new SocketReader(socket);
// Act
Task <int> result = reader.ReadBytesIntoResponseHandler(15, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.NotCompleted(result, "Before handler is unblocked.");
// Act
handler.Block = false;
// Assert
TaskAssert.ResultEquals(result, 15, "After handler is unblocked.");
Assert.Equal("This is a test.", handler.Response);
}
public void SocketReader_ReadBytesIntoResponseHandler_StopsReadingBytesIfCancelled()
{
// Arrange
string stringToSend = "123456789";
byte[] bufferToSend = Encoding.ASCII.GetBytes(stringToSend);
MockSocketAdapter socket = new MockSocketAdapter();
socket.SendBytes(bufferToSend, 0, bufferToSend.Length);
MockResponseHandler handler = new MockResponseHandler(Encoding.ASCII);
CancellationTokenSource cts = new CancellationTokenSource();
SocketReader reader = new SocketReader(socket);
Task <int> task = reader.ReadBytesIntoResponseHandler(bufferToSend.Length + 1, handler.HandlerMethod, cts.Token);
// Act
cts.Cancel();
// Assert
TaskAssert.ResultEquals(task, bufferToSend.Length);
Assert.Equal(stringToSend, handler.Response);
}
public void SocketReader_ReadBytesIntoResponseHandler_ReadsMoreBytes()
{
// Arrange
MockSocketAdapter socket = new MockSocketAdapter();
socket.SendString("This is a test. This is the next sentence.", Encoding.ASCII);
MockResponseHandler handler = new MockResponseHandler(Encoding.ASCII);
SocketReader reader = new SocketReader(socket);
// Act
Task <int> result = reader.ReadBytesIntoResponseHandler(15, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.ResultEquals(result, 15);
Assert.Equal("This is a test.", handler.Response);
// Act
result = reader.ReadBytesIntoResponseHandler(27, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.ResultEquals(result, 27);
Assert.Equal("This is a test. This is the next sentence.", handler.Response);
}
public void SocketReader_ReadBytesIntoResponseHandler_WaitsForData()
{
// Arrange
MockSocketAdapter socket = new MockSocketAdapter();
MockResponseHandler handler = new MockResponseHandler(Encoding.Unicode);
SocketReader reader = new SocketReader(socket);
// Act
Task <int> result = reader.ReadBytesIntoResponseHandler(30, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.NotCompleted(result, "Before any data sent");
// Act
socket.SendString("This is ", Encoding.Unicode);
// Assert
TaskAssert.NotCompleted(result, "After some data sent");
// Act
socket.SendString("a test. And then some.", Encoding.Unicode);
// Assert
TaskAssert.ResultEquals(result, 30, "After all data sent");
Assert.Equal("This is a test.", handler.Response);
}
public void HttpSocketAdapter_ReadsContentIntoResponseHandler()
{
// Arrange
MockSocketAdapter serverSocket = new MockSocketAdapter();
serverSocket.SendString("HTTP/1.1 200 OK\r\n", Encoding.ASCII);
serverSocket.SendString("Content-Length: 40\r\n\r\n", Encoding.ASCII);
serverSocket.SendString("1234567890", Encoding.Unicode);
HttpSocketAdapter clientSocket = new HttpSocketAdapter("GET", new Uri("http://bing.com"), serverSocket);
MockResponseHandler handler = new MockResponseHandler(Encoding.Unicode);
// Act
clientSocket.SetResponseHandler(handler.HandlerMethod);
// Assert
Assert.Equal("1234567890", handler.Response);
// Act
Task responseComplete = clientSocket.WaitForResponseComplete();
// Assert
TaskAssert.NotCompleted(responseComplete, "After sending first chunk of data");
// Act - Send too much data to complete Content-Length
serverSocket.SendString("abcdefghijklmnopqrstuvwxyz", Encoding.Unicode);
// Assert - Only Content-Length was read
Assert.Equal("1234567890abcdefghij", handler.Response);
TaskAssert.Completed(responseComplete, "After sending remaining data");
}
public void HttpSocketAdapter_ReadsChunkedContentIntoResponseHandler()
{
// Arrange
MockSocketAdapter serverSocket = new MockSocketAdapter();
serverSocket.SendString("HTTP/1.1 200 OK\r\n", Encoding.ASCII);
serverSocket.SendString("Transfer-Encoding: chunked\r\n\r\n", Encoding.ASCII);
HttpSocketAdapter clientSocket = new HttpSocketAdapter("GET", new Uri("http://bing.com"), serverSocket);
MockResponseHandler handler = new MockResponseHandler(Encoding.ASCII);
// Act
clientSocket.SetResponseHandler(handler.HandlerMethod);
// Assert
Assert.Equal("", handler.Response);
// Act
serverSocket.SendString("C\r\nHello, world\r\n", Encoding.ASCII);
// Assert
Assert.Equal("Hello, world", handler.Response);
// Act
Task responseComplete = clientSocket.WaitForResponseComplete();
// Assert
TaskAssert.NotCompleted(responseComplete, "After sending 'Hello, World'");
// Act
serverSocket.SendString("8\r\nwide", Encoding.ASCII);
// Assert
Assert.Equal("Hello, worldwide", handler.Response);
TaskAssert.NotCompleted(responseComplete, "After sending 'wide'");
// Act
serverSocket.SendString("!!\r\n", Encoding.ASCII);
// Assert
Assert.Equal("Hello, worldwide!!\r\n", handler.Response);
TaskAssert.NotCompleted(responseComplete, "after sending '!!\r\n'");
// Act
serverSocket.SendString("\r\n", Encoding.ASCII);
// Assert
Assert.Equal("Hello, worldwide!!\r\n", handler.Response);
TaskAssert.NotCompleted(responseComplete, "after sending '\r\n'");
// Act
serverSocket.SendString("0\r\n", Encoding.ASCII);
// Assert
Assert.Equal("Hello, worldwide!!\r\n", handler.Response);
TaskAssert.Completed(responseComplete, "after completing the response");
}
public void HttpSocketAdapter_ThrowsExceptionForMalformedChunkedResponse()
{
// Arrange
MockSocketAdapter serverSocket = new MockSocketAdapter();
serverSocket.SendString("HTTP/1.1 200 OK\r\n", Encoding.ASCII);
serverSocket.SendString("Transfer-Encoding: chunked\r\n\r\n", Encoding.ASCII);
HttpSocketAdapter clientSocket = new HttpSocketAdapter("GET", new Uri("http://bing.com"), serverSocket);
MockResponseHandler handler = new MockResponseHandler(Encoding.ASCII);
clientSocket.SetResponseHandler(handler.HandlerMethod);
// Act
serverSocket.SendString("Hi!\r\n", Encoding.ASCII);
// Assert
TaskAssert.Faulted(clientSocket.WaitForResponseComplete(), "ResponseReader should throw an exception if the response is malformed. Otherwise, the response will be blank and there will be nothing pointing to why it happened.");
}
public void SocketReader_ReadBytesIntoResponseHandler_ContinuesWaitingForBytes()
{
// Arrange
string stringToSend = "123456789";
byte[] bufferToSend = Encoding.ASCII.GetBytes(stringToSend);
MockSocketAdapter socket = new MockSocketAdapter();
socket.SendBytes(bufferToSend, 0, bufferToSend.Length);
MockResponseHandler handler = new MockResponseHandler(Encoding.ASCII);
SocketReader reader = new SocketReader(socket);
// Act
Task <int> task = reader.ReadBytesIntoResponseHandler(bufferToSend.Length + 1, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.NotCompleted(task);
}
public void SocketReader_ReadBytesIntoResponseHandler_ReadMoreBytesThanBuffer()
{
// Arrange
string stringToSend = new String('Σ', count: 20000);
byte[] bufferToSend = Encoding.UTF32.GetBytes(stringToSend);
MockSocketAdapter socket = new MockSocketAdapter();
socket.SendBytes(bufferToSend, 0, bufferToSend.Length);
MockResponseHandler handler = new MockResponseHandler(Encoding.UTF32);
SocketReader reader = new SocketReader(socket);
// Act
Task <int> result = reader.ReadBytesIntoResponseHandler(bufferToSend.Length, handler.HandlerMethod, _dontCancel);
// Assert
TaskAssert.ResultEquals(result, bufferToSend.Length);
Assert.Equal(stringToSend, handler.Response);
}
