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|
// $Id$
// ============================================================================
//
// = LIBRARY
// tests
//
// = FILENAME
// Reference_Counted_Event_Handler_Test.cpp
//
// = DESCRIPTION
// This test is used to check reference counting of the Event
// Handler when it interacts with the Reactor.
//
// = AUTHOR
// Irfan Pyarali <irfan@oomworks.com>
//
// ============================================================================
#include "test_config.h"
#include "ace/Reactor.h"
#include "ace/Select_Reactor.h"
#include "ace/TP_Reactor.h"
#include "ace/WFMO_Reactor.h"
#include "ace/Get_Opt.h"
#include "ace/ACE.h"
ACE_RCSID(tests, Reference_Counted_Event_Handler_Test, "$Id$")
static const char message[] = "abcdefghijklmnopqrstuvwxyz";
static const int message_size = 26;
static int test_select_reactor = 1;
static int test_tp_reactor = 1;
static int test_wfmo_reactor = 1;
static int test_io = 1;
static int test_timers = 1;
static int test_find = 1;
static int test_simple_event_handler = 1;
static int test_reference_counted_event_handler_1 = 1;
static int test_reference_counted_event_handler_2 = 1;
static int test_closed_in_upcall_event_handler = 1;
static int debug = 1;
static const char *one_second_timeout = "one second timeout";
static const char *two_second_timeout = "two second timeout";
class Reference_Counted_Event_Handler : public ACE_Event_Handler
{
public:
Reference_Counted_Event_Handler (int &events);
~Reference_Counted_Event_Handler (void);
int handle_input (ACE_HANDLE);
int handle_output (ACE_HANDLE);
int handle_timeout (const ACE_Time_Value &,
const void *);
int handle_signal (int, siginfo_t *, ucontext_t *);
int handle_close (ACE_HANDLE,
ACE_Reactor_Mask);
ACE_Event_Handler::Reference_Count add_reference (void);
ACE_Event_Handler::Reference_Count remove_reference (void);
ACE_Pipe pipe_;
int &events_;
};
Reference_Counted_Event_Handler::Reference_Counted_Event_Handler (int &events)
: events_ (events)
{
int result =
this->pipe_.open ();
ACE_ASSERT (result == 0);
ACE_UNUSED_ARG (result);
this->reference_counting_policy ().value
(ACE_Event_Handler::Reference_Counting_Policy::ENABLED);
ACE_DEBUG ((LM_DEBUG,
"Reference count in Reference_Counted_Event_Handler() is %d\n",
this->reference_count_.value ()));
}
Reference_Counted_Event_Handler::~Reference_Counted_Event_Handler (void)
{
ACE_DEBUG ((LM_DEBUG,
"Reference count in ~Reference_Counted_Event_Handler() is %d\n",
this->reference_count_.value ()));
this->pipe_.close ();
}
int
Reference_Counted_Event_Handler::handle_input (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG,
"Reference count in Reference_Counted_Event_Handler::handle_input() is %d\n",
this->reference_count_.value ()));
--this->events_;
char buf[message_size + 1];
ssize_t result =
ACE::recv_n (this->pipe_.read_handle (),
buf,
sizeof buf - 1);
ACE_ASSERT (result == message_size);
buf[message_size] = '\0';
ACE_DEBUG ((LM_DEBUG,
"Message received: %C\n",
buf));
return 0;
}
int
Reference_Counted_Event_Handler::handle_output (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG,
"Reference count in Reference_Counted_Event_Handler::handle_output() is %d\n",
this->reference_count_.value ()));
--this->events_;
ssize_t result =
ACE::send_n (this->pipe_.write_handle (),
message,
message_size);
ACE_ASSERT (result == message_size);
// No longer interested in output.
return -1;
}
int
Reference_Counted_Event_Handler::handle_timeout (const ACE_Time_Value &,
const void *arg)
{
ACE_DEBUG ((LM_DEBUG,
"Reference count in Reference_Counted_Event_Handler::handle_timeout() for arg = %C is %d\n",
(const char *) arg,
this->reference_count_.value ()));
--this->events_;
return 0;
}
int
Reference_Counted_Event_Handler::handle_signal (int,
siginfo_t *,
ucontext_t *)
{
return 0;
}
int
Reference_Counted_Event_Handler::handle_close (ACE_HANDLE handle,
ACE_Reactor_Mask masks)
{
ACE_DEBUG ((LM_DEBUG,
"Reference_Counted_Event_Handler::handle_close() called with handle = %d and masks = %d. "
"Reference count is %d\n",
handle,
masks,
this->reference_count_.value ()));
return 0;
}
ACE_Event_Handler::Reference_Count
Reference_Counted_Event_Handler::add_reference (void)
{
ACE_Event_Handler::Reference_Count reference_count =
this->ACE_Event_Handler::add_reference ();
ACE_DEBUG ((LM_DEBUG,
"Reference count after add_reference() is %d\n",
this->reference_count_.value ()));
return reference_count;
}
ACE_Event_Handler::Reference_Count
Reference_Counted_Event_Handler::remove_reference (void)
{
ACE_Event_Handler::Reference_Count reference_count =
this->ACE_Event_Handler::remove_reference ();
ACE_DEBUG ((LM_DEBUG,
"Reference count after remove_reference() is %d\n",
reference_count));
return reference_count;
}
void
reference_counted_event_handler_test_1 (ACE_Reactor *reactor)
{
int events = 0;
int result = 0;
Reference_Counted_Event_Handler *handler =
new Reference_Counted_Event_Handler (events);
ACE_Event_Handler_var safe_handler (handler);
if (test_io)
{
result =
reactor->register_handler (handler->pipe_.read_handle (),
handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (result == 0);
result =
reactor->register_handler (handler->pipe_.write_handle (),
handler,
ACE_Event_Handler::WRITE_MASK);
ACE_ASSERT (result == 0);
events += 2;
}
if (test_timers)
{
ACE_Time_Value const one_second (1);
long timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
result =
reactor->cancel_timer (timer_id,
0,
0);
ACE_ASSERT (result == 1);
timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
ACE_Time_Value const two_second (2);
timer_id =
reactor->schedule_timer (handler,
two_second_timeout,
two_second);
ACE_ASSERT (result != -1);
events += 3;
}
while (events > 0)
{
result =
reactor->handle_events ();
}
}
void
reference_counted_event_handler_test_2 (ACE_Reactor *reactor)
{
int events = 0;
int result = 0;
ACE_Time_Value const one_second (1);
if (test_find)
{
Reference_Counted_Event_Handler *handler =
new Reference_Counted_Event_Handler (events);
ACE_Event_Handler_var safe_handler (handler);
result =
reactor->register_handler (handler->pipe_.read_handle (),
handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (result == 0);
{
ACE_Event_Handler *result_handler = 0;
result =
reactor->handler (handler->pipe_.read_handle (),
ACE_Event_Handler::READ_MASK,
&result_handler);
ACE_Event_Handler_var safe_result_handler (result_handler);
ACE_ASSERT (result == 0);
ACE_ASSERT (result_handler == handler);
}
{
ACE_Event_Handler *result_handler = 0;
result =
reactor->handler (handler->pipe_.read_handle (),
ACE_Event_Handler::WRITE_MASK,
&result_handler);
ACE_Event_Handler_var safe_result_handler (result_handler);
ACE_ASSERT (result == -1);
}
{
ACE_Event_Handler_var result_handler =
reactor->find_handler (handler->pipe_.read_handle ());
ACE_ASSERT (result_handler.handler () == handler);
}
}
if (test_io)
{
Reference_Counted_Event_Handler *handler =
new Reference_Counted_Event_Handler (events);
ACE_Event_Handler_var safe_handler (handler);
result =
reactor->register_handler (handler->pipe_.read_handle (),
handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (result == 0);
result =
reactor->register_handler (handler->pipe_.write_handle (),
handler,
ACE_Event_Handler::WRITE_MASK);
ACE_ASSERT (result == 0);
events += 2;
}
if (test_timers)
{
Reference_Counted_Event_Handler *handler =
new Reference_Counted_Event_Handler (events);
ACE_Event_Handler_var safe_handler (handler);
long timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
result =
reactor->cancel_timer (timer_id,
0,
0);
ACE_ASSERT (result == 1);
}
if (test_timers)
{
Reference_Counted_Event_Handler *handler =
new Reference_Counted_Event_Handler (events);
ACE_Event_Handler_var safe_handler (handler);
long timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
ACE_Time_Value const two_second (2);
timer_id =
reactor->schedule_timer (handler,
two_second_timeout,
two_second);
ACE_ASSERT (result != -1);
events += 3;
}
while (events > 0)
{
result =
reactor->handle_events ();
}
}
void
reference_count_1 (ACE_Reactor_Impl *impl)
{
ACE_Reactor reactor (impl, 1);
ACE_DEBUG ((LM_DEBUG,
"\nTesting Reference Counted Event Handler Test 1....\n\n"));
reference_counted_event_handler_test_1 (&reactor);
}
void
reference_count_2 (ACE_Reactor_Impl *impl)
{
ACE_Reactor reactor (impl, 1);
ACE_DEBUG ((LM_DEBUG,
"\nTesting Reference Counted Event Handler Test 2....\n\n"));
reference_counted_event_handler_test_2 (&reactor);
}
class Simple_Event_Handler : public ACE_Event_Handler
{
public:
Simple_Event_Handler (int &events,
int close_count);
~Simple_Event_Handler (void);
int handle_input (ACE_HANDLE);
int handle_output (ACE_HANDLE);
int handle_timeout (const ACE_Time_Value &,
const void *);
int handle_signal (int, siginfo_t *, ucontext_t *);
int handle_close (ACE_HANDLE,
ACE_Reactor_Mask);
ACE_Pipe pipe_;
int &events_;
int close_count_;
};
Simple_Event_Handler::Simple_Event_Handler (int &events,
int close_count)
: events_ (events),
close_count_ (close_count)
{
int result =
this->pipe_.open ();
ACE_ASSERT (result == 0);
ACE_UNUSED_ARG (result);
ACE_DEBUG ((LM_DEBUG,
"Simple_Event_Handler()\n"));
}
Simple_Event_Handler::~Simple_Event_Handler (void)
{
ACE_DEBUG ((LM_DEBUG,
"~Simple_Event_Handler()\n"));
this->pipe_.close ();
}
int
Simple_Event_Handler::handle_input (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG,
"Simple_Event_Handler::handle_input()\n"));
--this->events_;
char buf[message_size + 1];
ssize_t result =
ACE::recv_n (this->pipe_.read_handle (),
buf,
sizeof buf - 1);
ACE_ASSERT (result == message_size);
buf[message_size] = '\0';
ACE_DEBUG ((LM_DEBUG,
"Message received: %C\n",
buf));
return 0;
}
int
Simple_Event_Handler::handle_output (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG,
"Simple_Event_Handler::handle_output()\n"));
--this->events_;
ssize_t result =
ACE::send_n (this->pipe_.write_handle (),
message,
message_size);
ACE_ASSERT (result == message_size);
// No longer interested in output.
return -1;
}
int
Simple_Event_Handler::handle_timeout (const ACE_Time_Value &,
const void *arg)
{
ACE_DEBUG ((LM_DEBUG,
"Simple_Event_Handler::handle_timeout() for arg = %C\n",
(const char *) arg));
--this->events_;
return 0;
}
int
Simple_Event_Handler::handle_signal (int,
siginfo_t *,
ucontext_t *)
{
return 0;
}
int
Simple_Event_Handler::handle_close (ACE_HANDLE handle,
ACE_Reactor_Mask masks)
{
ACE_DEBUG ((LM_DEBUG,
"Simple_Event_Handler::handle_close() called with handle = %d and masks = %d with close count = %d.\n",
handle,
masks,
--this->close_count_));
if (this->close_count_ == 0)
delete this;
return 0;
}
void
simple_event_handler (ACE_Reactor *reactor)
{
int events = 0;
int result = 0;
ACE_Time_Value const one_second (1);
if (test_find)
{
Simple_Event_Handler handler (events,
0);
result =
reactor->register_handler (handler.pipe_.read_handle (),
&handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (result == 0);
{
ACE_Event_Handler *result_handler = 0;
result =
reactor->handler (handler.pipe_.read_handle (),
ACE_Event_Handler::READ_MASK,
&result_handler);
ACE_Event_Handler_var safe_result_handler (result_handler);
ACE_ASSERT (result == 0);
ACE_ASSERT (result_handler == &handler);
}
{
ACE_Event_Handler *result_handler = 0;
result =
reactor->handler (handler.pipe_.read_handle (),
ACE_Event_Handler::WRITE_MASK,
&result_handler);
ACE_Event_Handler_var safe_result_handler (result_handler);
ACE_ASSERT (result == -1);
}
{
ACE_Event_Handler_var result_handler =
reactor->find_handler (handler.pipe_.read_handle ());
ACE_ASSERT (result_handler.handler () == &handler);
}
result =
reactor->remove_handler (handler.pipe_.read_handle (),
ACE_Event_Handler::ALL_EVENTS_MASK | ACE_Event_Handler::DONT_CALL);
ACE_ASSERT (result == 0);
}
if (test_io)
{
Simple_Event_Handler *handler =
new Simple_Event_Handler (events,
2);
result =
reactor->register_handler (handler->pipe_.read_handle (),
handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (result == 0);
result =
reactor->register_handler (handler->pipe_.write_handle (),
handler,
ACE_Event_Handler::WRITE_MASK);
ACE_ASSERT (result == 0);
events += 2;
}
if (test_timers)
{
Simple_Event_Handler *handler =
new Simple_Event_Handler (events,
1);
long timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
result =
reactor->cancel_timer (timer_id,
0,
0);
ACE_ASSERT (result == 1);
}
if (test_timers)
{
Simple_Event_Handler *handler =
new Simple_Event_Handler (events,
1);
long timer_id =
reactor->schedule_timer (handler,
one_second_timeout,
one_second,
one_second);
ACE_ASSERT (timer_id != -1);
ACE_Time_Value const two_second (2);
timer_id =
reactor->schedule_timer (handler,
two_second_timeout,
two_second);
ACE_ASSERT (result != -1);
events += 3;
}
while (events > 0)
{
result =
reactor->handle_events ();
}
}
void
simple (ACE_Reactor_Impl *impl)
{
ACE_Reactor reactor (impl, 1);
ACE_DEBUG ((LM_DEBUG,
"\nTesting Simple Event Handler....\n\n"));
simple_event_handler (&reactor);
}
class Closed_In_Upcall_Event_Handler : public ACE_Event_Handler
{
public:
Closed_In_Upcall_Event_Handler (int &events);
~Closed_In_Upcall_Event_Handler (void);
int handle_input (ACE_HANDLE);
int handle_close (ACE_HANDLE,
ACE_Reactor_Mask);
ACE_Event_Handler::Reference_Count add_reference (void);
ACE_Event_Handler::Reference_Count remove_reference (void);
ACE_Pipe pipe_;
int &events_;
};
Closed_In_Upcall_Event_Handler::Closed_In_Upcall_Event_Handler (int &events)
: events_ (events)
{
int result =
this->pipe_.open ();
ACE_ASSERT (result == 0);
ACE_UNUSED_ARG (result);
this->reference_counting_policy ().value
(ACE_Event_Handler::Reference_Counting_Policy::ENABLED);
ACE_DEBUG ((LM_DEBUG,
"Closed_In_Upcall_Event_Handler()\n"));
}
Closed_In_Upcall_Event_Handler::~Closed_In_Upcall_Event_Handler (void)
{
ACE_DEBUG ((LM_DEBUG,
"~Closed_In_Upcall_Event_Handler()\n"));
this->pipe_.close ();
}
int
Closed_In_Upcall_Event_Handler::handle_input (ACE_HANDLE)
{
ACE_DEBUG ((LM_DEBUG,
"Closed_In_Upcall_Event_Handler::handle_input()\n"));
this->events_--;
int result =
this->reactor ()->remove_handler (this->pipe_.read_handle (),
ACE_Event_Handler::ALL_EVENTS_MASK);
ACE_ASSERT (result == 0);
ACE_UNUSED_ARG (result);
char buf[message_size + 1];
ssize_t recv_result =
ACE::recv_n (this->pipe_.read_handle (),
buf,
sizeof buf - 1);
ACE_ASSERT (recv_result == message_size);
buf[message_size] = '\0';
ACE_DEBUG ((LM_DEBUG,
"Message received: %C\n",
buf));
return 0;
}
int
Closed_In_Upcall_Event_Handler::handle_close (ACE_HANDLE handle,
ACE_Reactor_Mask masks)
{
ACE_DEBUG ((LM_DEBUG,
"Closed_In_Upcall_Event_Handler::handle_close() called with handle = %d and masks = %d. "
"Reference count is %d\n",
handle,
masks,
this->reference_count_.value ()));
return 0;
}
ACE_Event_Handler::Reference_Count
Closed_In_Upcall_Event_Handler::add_reference (void)
{
ACE_Event_Handler::Reference_Count reference_count =
this->ACE_Event_Handler::add_reference ();
ACE_DEBUG ((LM_DEBUG,
"Reference count after add_reference() is %d\n",
this->reference_count_.value ()));
return reference_count;
}
ACE_Event_Handler::Reference_Count
Closed_In_Upcall_Event_Handler::remove_reference (void)
{
ACE_Event_Handler::Reference_Count reference_count =
this->ACE_Event_Handler::remove_reference ();
ACE_DEBUG ((LM_DEBUG,
"Reference count after remove_reference() is %d\n",
reference_count));
return reference_count;
}
void
closed_in_upcall_event_handler (ACE_Reactor *reactor)
{
int events = 0;
int handle_events_result = 0;
if (test_io)
{
Closed_In_Upcall_Event_Handler *handler = 0;
ACE_NEW (handler, Closed_In_Upcall_Event_Handler (events));
ACE_Event_Handler_var safe_handler (handler);
ssize_t send_n_result =
ACE::send_n (handler->pipe_.write_handle (),
message,
message_size);
ACE_ASSERT (send_n_result == message_size);
int register_handler_result =
reactor->register_handler (handler->pipe_.read_handle (),
handler,
ACE_Event_Handler::READ_MASK);
ACE_ASSERT (register_handler_result == 0);
events += 1;
}
while (events > 0)
{
handle_events_result =
reactor->handle_events ();
}
}
void
closed_in_upcall (ACE_Reactor_Impl *impl)
{
ACE_Reactor reactor (impl, 1);
ACE_DEBUG ((LM_DEBUG,
"\nTesting Closed in Upcall Event Handler....\n\n"));
closed_in_upcall_event_handler (&reactor);
}
template <class REACTOR_IMPLEMENTATION>
class test
{
public:
test (void);
};
template <class REACTOR_IMPLEMENTATION>
test<REACTOR_IMPLEMENTATION>::test (void)
{
if (test_simple_event_handler)
simple (new REACTOR_IMPLEMENTATION);
if (test_reference_counted_event_handler_1)
reference_count_1 (new REACTOR_IMPLEMENTATION);
if (test_reference_counted_event_handler_2)
reference_count_2 (new REACTOR_IMPLEMENTATION);
if (test_closed_in_upcall_event_handler)
closed_in_upcall (new REACTOR_IMPLEMENTATION);
}
static int
parse_args (int argc, ACE_TCHAR *argv[])
{
ACE_Get_Opt get_opt (argc, argv, ACE_TEXT ("a:b:c:f:g:h:i:k:l:m:z:"));
int cc;
while ((cc = get_opt ()) != -1)
{
switch (cc)
{
case 'a':
test_select_reactor = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'b':
test_tp_reactor = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'c':
test_wfmo_reactor = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'f':
test_simple_event_handler = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'g':
test_reference_counted_event_handler_1 = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'h':
test_reference_counted_event_handler_2 = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'i':
test_closed_in_upcall_event_handler = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'k':
test_io = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'l':
test_timers = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'm':
test_find = ACE_OS::atoi (get_opt.opt_arg ());
break;
case 'z':
debug = ACE_OS::atoi (get_opt.opt_arg ());
break;
case '?':
case 'u':
default:
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("\nusage: %s \n\n")
ACE_TEXT ("\t[-a test Select Reactor] (defaults to %d)\n")
ACE_TEXT ("\t[-b test TP Reactor] (defaults to %d)\n")
ACE_TEXT ("\t[-c test WFMO Reactor] (defaults to %d)\n")
ACE_TEXT ("\t[-f test simple event handler] (defaults to %d)\n")
ACE_TEXT ("\t[-g test reference counted event handler (first test)] (defaults to %d)\n")
ACE_TEXT ("\t[-h test reference counted event handler (second test)] (defaults to %d)\n")
ACE_TEXT ("\t[-i test closed in upcall event handler] (defaults to %d)\n")
ACE_TEXT ("\t[-k test io] (defaults to %d)\n")
ACE_TEXT ("\t[-l test timers] (defaults to %d)\n")
ACE_TEXT ("\t[-m test find] (defaults to %d)\n")
ACE_TEXT ("\t[-z debug] (defaults to %d)\n")
ACE_TEXT ("\n"),
argv[0],
test_select_reactor,
test_tp_reactor,
test_wfmo_reactor,
test_simple_event_handler,
test_reference_counted_event_handler_1,
test_reference_counted_event_handler_2,
test_closed_in_upcall_event_handler,
test_io,
test_timers,
test_find,
debug));
return -1;
}
}
return 0;
}
int
run_main (int argc, ACE_TCHAR *argv[])
{
ACE_START_TEST (ACE_TEXT ("Reference_Counted_Event_Handler_Test"));
// Validate options.
int result =
parse_args (argc, argv);
if (result != 0)
return result;
if (test_select_reactor)
{
ACE_DEBUG ((LM_DEBUG,
"\n\nTesting Select Reactor....\n\n"));
test<ACE_Select_Reactor> test;
ACE_UNUSED_ARG (test);
}
if (test_tp_reactor)
{
ACE_DEBUG ((LM_DEBUG,
"\n\nTesting TP Reactor....\n\n"));
test<ACE_TP_Reactor> test;
ACE_UNUSED_ARG (test);
}
#if defined (ACE_WIN32) && \
(defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 == 0))
if (test_wfmo_reactor)
{
ACE_DEBUG ((LM_DEBUG,
"\n\nTesting WFMO Reactor....\n\n"));
test<ACE_WFMO_Reactor> test;
ACE_UNUSED_ARG (test);
}
#endif /* ACE_WIN32 && ACE_HAS_WINSOCK2 */
ACE_END_TEST;
return 0;
}
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