HTTP server for testing Google Drive.

chrome/browser/google_apis/test_server/http_server.h

Index: chrome/browser/google_apis/test_server/http_server.h
diff --git a/chrome/browser/google_apis/test_server/http_server.h b/chrome/browser/google_apis/test_server/http_server.h
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+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_SERVER_H_
+#define CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_SERVER_H_
+
+#include <string>
+#include <vector>
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/file_path.h"
+#include "base/memory/ref_counted.h"
+#include "chrome/browser/google_apis/test_server/http_connection.h"
+#include "chrome/browser/google_apis/test_server/http_response.h"
+#include "chrome/browser/google_apis/gdata_test_util.h"
+#include "net/base/tcp_listen_socket.h"
+
+namespace drive {
+namespace test_server {
+
+// This class is required to be able to have composition instead of inheritance,
+class HttpListenSocket: public net::TCPListenSocket {
+ public:
+  HttpListenSocket(const SocketDescriptor socket_descriptor,
+                   net::StreamListenSocket::Delegate* delegate);
+  virtual void Listen();
+
+ private:
+  virtual ~HttpListenSocket();
+};
+
+// Class providing a HTTP server for testing purpose. This is a basic server
+// providing only an essential subset of HTTP/1.1 protocol. Especially,
+// it assumes that the request syntax is correct. It *does not* support
+// a Chunked Transfer Encoding.
+//
+// The common use case is below:
+//
+// scoped_ptr<HttpServer> test_server_;
+// GURL hello_world_url_;
+// GURL file_url_;
+// (...)
+// void SetUp() {
+//   test_server_.reset(new HttpServer());
+//   hello_world_url = test_server->RegisterSimpleTextResponse(
+//       "<b>Hello world!</b>",
+//       "text/html");
+//   metadata_url = test_server->RegisterFileResponse(
+//       "metadata/file.doc")
+//       "testing/data/metadata.xml",
+//       "text/xml",
+//       200);
+// }
+class HttpServer : private net::StreamListenSocket::Delegate {
+ public:
+  typedef base::Callback<void(HttpServer* server)> CreateCallback;
+  typedef base::Callback<scoped_ptr<HttpResponse>(const HttpRequest* request)>

[satorux1, 2012/11/14 01:42:23]

let's make it a const reference: const HttpRequest& as this is always non-null

[mtomasz, 2012/11/14 03:23:35]

Done.

+      HandleRequestCallback;
+
+  ~HttpServer();
+
+  // Factory method. Created a server instance and returns a pointer or NULL in
+  // case of failure. Can be run from any thread. It is blocking.
+  static scoped_ptr<HttpServer> CreateForTesting();
+
+  // Provides URL to the server which is useful when general purpose provider
+  // is registered.
+  GURL GetBaseURL();
+
+  // The most general purpose method. Any request processing can be added using
+  // this method. Takes ownership of the object. The |callback| is called
+  // on UI thread.
+  void RegisterRequestHandler(const HandleRequestCallback& callback);
+
+  // Used to provide the same predefined response for the requests matching
+  // the |relative_path|. Should be used if any custom data, such as additional
+  // headers should be send from the server.
+  GURL RegisterDefaultResponse(
+      const std::string& relative_path,
+      const HttpResponse& default_response);
+
+  // Registers a simple text response.
+  GURL RegisterTextResponse(
+      const std::string& relative_path,
+      const std::string& content,
+      const std::string& content_type,
+      const ResponseCode response_code);
+
+  // Registers a simple file response. The file is loaded into memory.
+  GURL RegisterFileResponse(
+      const std::string& relative_path,
+      const FilePath& file_path,
+      const std::string& content_type,
+      const ResponseCode response_code);
+
+ private:
+  // Creates and starts server and attaches it to |socket_descriptor| socket.
+  // Passed |port| should be a valid port name, on which the socket is
+  // listening. Use factory methods to create an instance of the server.
+  HttpServer(int port, const SocketDescriptor& socket_descriptor);
+
+  // Factory method. Created a server instance and returns a pointer to it
+  // through the |callback|. Returns NULL in case of failure. Must be called
+  // from IO thread.
+  static void CreateOnIOThread(const CreateCallback& callback);
+
+  // Handles a request when it is parsed. It passes the request to registed
+  // request handlers and sends a http response.
+  void HandleRequest(HttpConnection* connection,
+                     scoped_ptr<HttpRequest> request);
+
+  // |server| is the original listening Socket, connection is the new
+  // Socket that was created.  Ownership of |connection| is transferred
+  // to the delegate with this call.
+  void DidAccept(net::StreamListenSocket* server,
+                         net::StreamListenSocket* connection) OVERRIDE;
+  void DidRead(net::StreamListenSocket* connection,
+                       const char* data,
+                       int length) OVERRIDE;
+  void DidClose(net::StreamListenSocket* connection) OVERRIDE;
+
+  HttpConnection* FindConnection(net::StreamListenSocket* socket);
+
+  scoped_refptr<HttpListenSocket> listen_socket_;
+  int port_;
+  GURL base_url_;
+  int last_unique_id_;

[satorux1, 2012/11/14 01:42:23]

remove this.

[mtomasz, 2012/11/14 03:23:35]

Done.

+
+  // Owns the HttpConnection objects.
+  std::map<net::StreamListenSocket*, HttpConnection*> connections_;
+
+  // Vector of registered request handlers.
+  std::vector<HandleRequestCallback> request_handlers_;
+
+  // Note: This should remain the last member so it'll be destroyed and
+  // invalidate its weak pointers before any other members are destroyed.
+  base::WeakPtrFactory<HttpServer> weak_factory_;
+  DISALLOW_COPY_AND_ASSIGN(HttpServer);
+};
+
+}  // namespace test_servers
+}  // namespace drive
+
+#endif  // CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_SERVER_H_