ppapi/tests/test_message_loop.h

   1 // Copyright (c) 2012 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 PAPPI_TESTS_TEST_MESSAGE_LOOP_H_
   6 #define PAPPI_TESTS_TEST_MESSAGE_LOOP_H_
   7
   8 #include <string>
   9
  10 #include "ppapi/c/pp_stdint.h"
  11 #include "ppapi/tests/test_case.h"
  12 #include "ppapi/utility/completion_callback_factory.h"
  13
  14 namespace pp {
  15 class MessageLoop;
  16 }
  17
  18 class TestMessageLoop : public TestCase {
  19  public:
  20   explicit TestMessageLoop(TestingInstance* instance);
  21   virtual ~TestMessageLoop();
  22
  23  private:
  24   // TestCase implementation.
  25   virtual void RunTests(const std::string& filter);
  26
  27   std::string TestBasics();
  28   std::string TestPost();
  29
  30   // This just ensures we have a unique number for each little thing we test.
  31   enum TestParam { kInvalid, kMainToMain, kBeforeStart, kAfterStart};
  32
  33   // A task to run on the main thread. It sets param_ and quits the main loop.
  34   void SetParamAndQuitTask(int32_t result, TestParam param);
  35
  36   // A task to run on a background thread. It posts SetResultAndQuitTask to the
  37   // main loop, echoing result.
  38   void EchoParamToMainTask(int32_t result, TestParam param);
  39
  40   // The last test param we received in SetParamAndQuitTask (or kInvalid if
  41   // none).
  42   TestParam param_;
  43   pp::CompletionCallbackFactory<TestMessageLoop> callback_factory_;
  44   NestedEvent main_loop_task_ran_;
  45 };
  46
  47 #endif  // PAPPI_TESTS_TEST_MESSAGE_LOOP_H_