ipc/ipc_test_channel_listener.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef IPC_IPC_TEST_CHANNEL_LISTENER_H_
   6 #define IPC_IPC_TEST_CHANNEL_LISTENER_H_
   7
   8 #include "ipc/ipc_listener.h"
   9
  10 namespace IPC {
  11
  12 class Sender;
  13
  14 // A generic listener that expects messages of a certain type (see
  15 // OnMessageReceived()), and either sends a generic response or quits after the
  16 // 50th message (or on channel error).
  17 class TestChannelListener : public Listener {
  18  public:
  19   static const size_t kLongMessageStringNumBytes = 50000;
  20   static void SendOneMessage(Sender* sender, const char* text);
  21
  22   TestChannelListener() : sender_(NULL), messages_left_(50) {}
  23   ~TestChannelListener() override {}
  24
  25   bool OnMessageReceived(const Message& message) override;
  26   void OnChannelError() override;
  27
  28   void Init(Sender* s) {
  29     sender_ = s;
  30   }
  31
  32   bool HasSentAll() const { return 0 == messages_left_; }
  33
  34  protected:
  35   void SendNextMessage();
  36
  37  private:
  38   Sender* sender_;
  39   int messages_left_;
  40 };
  41
  42 }
  43
  44 #endif // IPC_IPC_TEST_CHANNEL_LISTENER_H_