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/**
* @file Notification_Queue_Unit_Test.cpp
*
* $Id: Notification_Queue_Unit_Test.cpp 91673 2010-09-08 18:49:47Z johnnyw $
*
* A unit test for the ACE_Notification_Queue class.
*
* @author Carlos O'Ryan <coryan@atdesk.com>
*
*/
#include "test_config.h"
#include "ace/Notification_Queue.h"
#define TEST_LIST \
ACTION(null_test) \
ACTION(pop_returns_element_pushed) \
ACTION(purge_empty_queue) \
ACTION(purge_with_no_matches) \
ACTION(purge_with_single_match) \
ACTION(purge_with_multiple_matches) \
ACTION(reset_empty_queue) \
ACTION(reset_non_empty_queue) \
// Declare all the tests
#define ACTION(TEST_NAME) void TEST_NAME (char const * test_name);
TEST_LIST
#undef ACTION
int
run_main (int, ACE_TCHAR *[])
{
ACE_START_TEST (ACE_TEXT ("Notification_Queue_Unit_Test"));
// Call all the tests
#define ACTION(TEST_NAME) TEST_NAME (#TEST_NAME);
TEST_LIST
#undef ACTION
ACE_END_TEST;
return 0;
}
// There are far more elegant ways to do this. Ideally one would use
// an existing framework (Boost.Test, TUT, CppTest). But this will
// do for our purposes
void test_equal(int x, int y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno);
void test_equal(void * x, void * y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno);
void test_not_equal(int x, int y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno);
void test_assert(bool predicate, char const * predicate_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno);
#define TEST_EQUAL(X, Y, MSG) \
test_equal((X), (Y), #X, #Y, MSG, test_name, __FILE__, __LINE__)
#define TEST_NOT_EQUAL(X, Y, MSG) \
test_not_equal((X), (Y), #X, #Y, MSG, test_name, __FILE__, __LINE__)
#define TEST_ASSERT(PREDICATE, MESSAGE) \
test_assert((PREDICATE), #PREDICATE, MESSAGE, test_name, __FILE__, __LINE__)
void null_test(char const * test_name)
{
ACE_Notification_Queue queue;
TEST_EQUAL(0, 0, "Test framework failure");
TEST_NOT_EQUAL(1, 0, "Test framework failure");
TEST_ASSERT(true, "True is still true");
}
class Event_Handler : public ACE_Event_Handler
{
public:
Event_Handler(int event_handler_id)
: ACE_Event_Handler()
, id (event_handler_id)
{
}
int id;
};
void pop_returns_element_pushed(char const * test_name)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
Event_Handler eh2(2);
Event_Handler eh3(2);
int result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::READ_MASK));
TEST_ASSERT(result == 1, "push[1] should return 1");
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
TEST_ASSERT(result == 0, "push[2] should return 0");
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh3,
ACE_Event_Handler::READ_MASK |
ACE_Event_Handler::WRITE_MASK));
TEST_ASSERT(result == 0, "push[3] should return 0");
ACE_Notification_Buffer current;
bool more_messages_queued;
ACE_Notification_Buffer next;
result = queue.pop_next_notification(current, more_messages_queued, next);
TEST_ASSERT(result == 1, "pop[0] should return 1");
TEST_ASSERT(more_messages_queued, "pop[0] should have more messages");
TEST_EQUAL(current.eh_, &eh1, "Wrong handler extracted");
TEST_EQUAL(current.mask_, ACE_Event_Handler::READ_MASK,
"Wrong mask extracted");
result = queue.pop_next_notification(current, more_messages_queued, next);
TEST_ASSERT(result == 1, "pop[1] should return 1");
TEST_ASSERT(more_messages_queued, "pop[1] should have more messages");
TEST_EQUAL(current.eh_, &eh2, "Wrong handler extracted");
TEST_EQUAL(current.mask_, ACE_Event_Handler::WRITE_MASK,
"Wrong mask extracted");
result = queue.pop_next_notification(current, more_messages_queued, next);
TEST_ASSERT(result == 1, "pop[2] should return 1");
TEST_ASSERT(!more_messages_queued, "pop[2] should not have more messages");
TEST_EQUAL(current.eh_, &eh3, "Wrong handler extracted");
TEST_EQUAL(current.mask_, ACE_Event_Handler::READ_MASK |
ACE_Event_Handler::WRITE_MASK,
"Wrong mask extracted");
more_messages_queued = true;
result = queue.pop_next_notification(current, more_messages_queued, next);
TEST_ASSERT(result == 0, "pop[3] should return 0");
TEST_ASSERT(!more_messages_queued, "pop[3] should not have more messages");
}
void purge_empty_queue(char const * test_name)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
int result = queue.purge_pending_notifications(&eh1,
ACE_Event_Handler::READ_MASK);
TEST_ASSERT(result == 0, "purge of empty queue should return 0");
}
void purge_with_no_matches(char const * test_name)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
Event_Handler eh2(2);
int result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::READ_MASK));
result = queue.purge_pending_notifications(&eh2,
ACE_Event_Handler::READ_MASK);
TEST_ASSERT(result == 0, "purge of eh2 should return 0");
result = queue.purge_pending_notifications(&eh1,
ACE_Event_Handler::WRITE_MASK);
TEST_ASSERT(result == 0, "purge of eh1/WRITE should return 0");
}
void purge_with_single_match(char const * test_name)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
Event_Handler eh2(2);
int result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::READ_MASK |
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::READ_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.purge_pending_notifications(&eh2,
ACE_Event_Handler::READ_MASK);
TEST_EQUAL(result, 1, "purge of eh2/READ should return 1");
result = queue.purge_pending_notifications(&eh1,
ACE_Event_Handler::READ_MASK);
TEST_EQUAL(result, 0, "purge of eh1/READ should return 0");
}
void purge_with_multiple_matches(char const * test_name)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
Event_Handler eh2(2);
int result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::READ_MASK |
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::READ_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
result = queue.purge_pending_notifications(&eh2,
ACE_Event_Handler::WRITE_MASK);
TEST_EQUAL(result, 3, "purge of eh2/WRITE should return 3");
result = queue.purge_pending_notifications(&eh1,
ACE_Event_Handler::WRITE_MASK);
TEST_EQUAL(result, 1, "purge of eh1/WRITE should return 1");
}
void reset_empty_queue(char const * /* test_name */)
{
ACE_Notification_Queue queue;
queue.reset();
}
void reset_non_empty_queue(char const * /* test_name */)
{
ACE_Notification_Queue queue;
Event_Handler eh1(1);
Event_Handler eh2(2);
queue.push_new_notification(
ACE_Notification_Buffer(0,
ACE_Event_Handler::READ_MASK));
queue.push_new_notification(
ACE_Notification_Buffer(&eh1,
ACE_Event_Handler::READ_MASK));
queue.push_new_notification(
ACE_Notification_Buffer(&eh2,
ACE_Event_Handler::WRITE_MASK));
queue.push_new_notification(
ACE_Notification_Buffer(0,
ACE_Event_Handler::WRITE_MASK));
queue.reset();
}
void test_equal(int x, int y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno)
{
if (x == y) return;
ACE_ERROR ((LM_ERROR,
ACE_TEXT("%C in (%C %C:%d) %C (%d) != %C (%d)\n"),
error_message,
test_name, filename, lineno,
x_msg, x, y_msg, y));
}
void test_equal(void * x, void * y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno)
{
if (x == y) return;
ACE_ERROR ((LM_ERROR,
ACE_TEXT("%C in (%C %C:%d) %C (%@) != %C (%@)\n"),
error_message,
test_name, filename, lineno,
x_msg, x, y_msg, y));
}
void test_not_equal(int x, int y, char const * x_msg, char const * y_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno)
{
if (x != y) return;
ACE_ERROR ((LM_ERROR,
ACE_TEXT("%C in (%C %C:%d) %C (%d) != %C (%d)\n"),
error_message,
test_name, filename, lineno,
x_msg, x, y_msg, y));
}
void test_assert(bool predicate, char const * predicate_msg,
char const * error_message,
char const * test_name, char const * filename, int lineno)
{
if (predicate) return;
ACE_ERROR ((LM_ERROR,
ACE_TEXT("Assertion in (%C %C:%d) %C %C\n"),
test_name, filename, lineno,
predicate_msg, error_message));
}
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