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Diffstat (limited to 'tests/Reactor_Notify_Test.cpp')
| -rw-r--r-- | tests/Reactor_Notify_Test.cpp | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/tests/Reactor_Notify_Test.cpp b/tests/Reactor_Notify_Test.cpp deleted file mode 100644 index 520fd8fd270..00000000000 --- a/tests/Reactor_Notify_Test.cpp +++ /dev/null @@ -1,292 +0,0 @@ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// tests -// -// = FILENAME -// Reactors_Test.cpp -// -// = DESCRIPTION -// This is a test that illustrates how the <ACE_Reactor>'s <notify> -// method works under various <max_notify_iterations> settings. -// It also tests that the <disable_notify_pipe> option works -// correctly. -// -// = AUTHOR -// Douglas C. Schmidt -// -// ============================================================================ - -#include "ace/Synch.h" -#include "ace/Task.h" -#include "ace/Pipe.h" -#include "ace/Select_Reactor.h" -#include "test_config.h" - -#if defined (ACE_HAS_THREADS) - -class Supplier_Task : public ACE_Task<ACE_MT_SYNCH> -{ -public: - Supplier_Task (int disable_notify_pipe); - // Constructor. - - ~Supplier_Task (void); - // Destructor. - - virtual int open (void * = 0); - // Make this an Active Object. - - virtual int close (u_long); - // Close down the supplier. - - virtual int svc (void); - // Generates events and sends them to the <Reactor>'s <notify> - // method. - - virtual int handle_exception (ACE_HANDLE); - // Releases the <waiter_> semaphore when called by the <Reactor>'s - // notify handler. - - virtual int handle_output (ACE_HANDLE); - // Called every time through the main <ACE_Reactor> event loop to - // illustrate the difference between "limited" and "unlimited" - // notification. - -private: - int perform_notifications (int notifications); - // Perform the notifications. - - ACE_Thread_Semaphore waiter_; - // Used to hand-shake between the <Supplier_Task> and the - // <Reactor>'s notify mechanism. - - ACE_Pipe pipe_; - // We use this pipe just so we can get a handle that is always - // "active." - - int disable_notify_pipe_; - // Keeps track of whether the notification pipe in the <ACE_Reactor> - // has been diabled or not. -}; - -Supplier_Task::Supplier_Task (int disable_notify_pipe) - : waiter_ (0), // Make semaphore "locked" by default. - disable_notify_pipe_ (disable_notify_pipe) -{ -} - -int -Supplier_Task::open (void *) -{ - // Create the pipe. - if (this->pipe_.open () == -1) - ACE_ERROR_RETURN ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("open failed")), - -1); - // Register the pipe's write handle with the <Reactor> for writing. - // This should mean that it's always "active." - else if (ACE_Reactor::instance ()->register_handler - (this->pipe_.write_handle (), - this, - ACE_Event_Handler::WRITE_MASK) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("register_handler failed")), - -1); - // Make this an Active Object. - else if (this->activate (THR_BOUND | THR_DETACHED) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("activate failed")), - -1); - else - return 0; -} - -int -Supplier_Task::close (u_long) -{ - ACE_DEBUG ((LM_DEBUG, ASYS_TEXT ("(%t) Supplier_Task::close\n"))); - - if (ACE_Reactor::instance ()->remove_handler - (this->pipe_.write_handle (), - ACE_Event_Handler::WRITE_MASK) == -1) - ACE_ERROR ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("remove_handler failed"))); - return 0; -} - -Supplier_Task::~Supplier_Task (void) -{ - ACE_DEBUG ((LM_DEBUG, ASYS_TEXT ("(%t) ~Supplier_Task\n"))); - this->pipe_.close (); -} - -int -Supplier_Task::perform_notifications (int notifications) -{ - ACE_Reactor::instance ()->max_notify_iterations (notifications); - - for (size_t i = 0; i < ACE_MAX_ITERATIONS; i++) - { - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) notifying reactor\n"))); - // Notify the Reactor, which will call <handle_exception>. - if (ACE_Reactor::instance ()->notify (this) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("notify")), - -1); - - // Wait for our <handle_exception> method to release the - // semaphore. - else if (this->disable_notify_pipe_ == 0 - && this->waiter_.acquire () == -1) - ACE_ERROR_RETURN ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("acquire")), - -1); - } - return 0; -} - -int -Supplier_Task::svc (void) -{ - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) **** starting unlimited notifications test\n"))); - - // Allow an unlimited number of iterations per - // <ACE_Reactor::notify>. - if (this->perform_notifications (-1) == -1) - return -1; - - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) **** starting limited notifications test\n"))); - - // Only allow 1 iteration per <ACE_Reactor::notify> - - if (this->perform_notifications (1) == -1) - return -1; - - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) **** exiting thread test\n"))); - return 0; -} - -int -Supplier_Task::handle_exception (ACE_HANDLE handle) -{ - ACE_ASSERT (handle == ACE_INVALID_HANDLE); - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) handle_exception\n"))); - - this->waiter_.release (); - return 0; -} - -int -Supplier_Task::handle_output (ACE_HANDLE handle) -{ - ACE_ASSERT (handle == this->pipe_.write_handle ()); - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) handle_output\n"))); - - // This function is called by the main thread, believe it or not :-) - // That's because the pipe's write handle is always active. So, - // give the <Supplier_Task> a chance to run. - ACE_OS::thr_yield (); - - return 0; -} - -static void -run_test (int disable_notify_pipe) -{ - // Create special reactors with the appropriate flags enabled. - - ACE_Select_Reactor *reactor_impl; - if (disable_notify_pipe) - ACE_NEW (reactor_impl, - ACE_Select_Reactor (0, 0, 1)); - else - ACE_NEW (reactor_impl, - ACE_Select_Reactor); - - ACE_Reactor *reactor; - ACE_NEW (reactor, - ACE_Reactor (reactor_impl)); - - // Set the Singleton Reactor. - ACE_Reactor::instance (reactor); - - ACE_ASSERT (ACE_LOG_MSG->op_status () != -1); - ACE_ASSERT (ACE_Reactor::instance () == reactor); - - Supplier_Task task (disable_notify_pipe); - ACE_ASSERT (ACE_LOG_MSG->op_status () != -1); - - if (task.open () == -1) - ACE_ERROR ((LM_ERROR, - ASYS_TEXT ("(%t) open failed\n"))); - else - { - int shutdown = 0; - - // Run the event loop that handles the <handle_output> and - // <handle_exception> notifications. - for (int iteration = 1; shutdown == 0; iteration++) - { - ACE_Time_Value timeout (2); - - // Use a timeout to inform the Reactor when to shutdown. - switch (ACE_Reactor::instance ()->handle_events (timeout)) - { - case -1: - ACE_ERROR ((LM_ERROR, - ASYS_TEXT ("(%t) %p\n"), - ASYS_TEXT ("reactor"))); - shutdown = 1; - break; - /* NOTREACHED */ - case 0: - shutdown = 1; - break; - /* NOTREACHED */ - default: - break; - /* NOTREACHED */ - } - } - } - - delete reactor_impl; - delete reactor; -} - -#endif /* ACE_HAS_THREADS */ - -int -main (int, ASYS_TCHAR *[]) -{ - ACE_START_TEST (ASYS_TEXT ("Reactor_Notify_Test")); - -#if defined (ACE_HAS_THREADS) - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) running tests with notify pipe enabled\n"))); - run_test (0); - ACE_DEBUG ((LM_DEBUG, - ASYS_TEXT ("(%t) running tests with notify pipe disabled\n"))); - run_test (1); -#else - ACE_ERROR ((LM_ERROR, - ASYS_TEXT ("threads not supported on this platform\n"))); -#endif /* ACE_HAS_THREADS */ - ACE_END_TEST; - return 0; -} |