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task_test_util.h
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task_test_util.h
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/*
* Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
*/
#ifndef __BASE__TASK_TEST_UTIL_H__
#define __BASE__TASK_TEST_UTIL_H__
#include <sys/time.h>
#include <sys/resource.h>
#include <boost/function.hpp>
#include <boost/scoped_ptr.hpp>
#include <base/task_trigger.h>
#include "testing/gunit.h"
class EventManager;
namespace task_util {
void WaitForIdle(long wait_seconds = 30, bool running_only = false,
bool verify = true);
void WaitForCondition(EventManager *evm, boost::function<bool(void)> condition,
const int timeout);
void BusyWork(EventManager *evm, const int timeout);
void TaskSchedulerStop();
void TaskSchedulerStart();
class TaskSchedulerLock {
public:
TaskSchedulerLock();
~TaskSchedulerLock();
};
// Fire user routine through task-triger inline and return after the task is
// complete.
//
// Usage example:
// task_util::TaskFire(boost::bind(&Example::ExampleRun, this, args),
// "bgp::Config");
//
// Note: One cannot call task_util::wait_for_idle() inside ExampleRun() as that
// we will never reach idle state until the user callback is complete.
class TaskFire {
public:
typedef boost::function<void(void)> FunctionPtr;
typedef boost::function<void(const void *)> FunctionPtr1;
TaskFire(FunctionPtr func, const std::string task_name, int instance = 0);
private:
bool Run();
FunctionPtr func_;
std::string task_name_;
boost::scoped_ptr<TaskTrigger> task_trigger_;
};
}
// Fork off python shell for pause. Use portable fork and exec instead of the
// platform specific system() call.
static inline void TaskUtilPauseTest() {
static bool d_pause_ = getenv("TASK_UTIL_PAUSE_AFTER_FAILURE") != NULL;
if (!d_pause_)
return;
std::cout << "Test PAUSED. Exit (Ctrl-d) python shell to resume";
pid_t pid;
if (!(pid = fork()))
execl("/usr/bin/python", "/usr/bin/python", NULL);
int status;
waitpid(pid, &status, 0);
}
#define TASK_UTIL_WAIT_EQ_NO_MSG(expected, actual, wait, retry, msg) \
do { \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((expected) == (actual)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
} \
if (!_satisfied) { \
EXPECT_TRUE((expected) == (actual)); \
if((expected) != (actual)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_NE_NO_MSG(expected, actual, wait, retry, msg) \
do { \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((expected) != (actual)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
} \
if (!_satisfied) { \
EXPECT_TRUE((expected) != (actual)); \
if((expected) == (actual)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_MSG(cnt, expected, actual, wait, type, msg) \
do { \
ostream << __FILE__ << ":" << __FUNCTION__ << "():" << __LINE__; \
ostream << ": " << msg << ": Waiting for " << (actual) << type; \
ostream << (expected) << "\n"; \
log4cplus::Logger logger = log4cplus::Logger::getRoot(); \
LOG4CPLUS_DEBUG(logger, ostream.str()); \
} while (false)
#define TASK_UTIL_WAIT_EQ(expected, actual, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((expected) == (actual)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((expected) == (actual)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, expected, actual, wait, " to become ", msg); \
} \
if (!_satisfied) { \
EXPECT_EQ(expected, actual); \
if((expected) != (actual)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_NE(expected, actual, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((expected) != (actual)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((expected) != (actual)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, expected, actual, wait, " to not remain ", msg);\
} \
if (!_satisfied) { \
EXPECT_NE(expected, actual); \
if((expected) == (actual)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_GT(object1, object2, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((object1) > (object2)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((object1) > (object2)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, object2, object1, wait, " to be greater than ", \
msg); \
} \
if (!_satisfied) { \
EXPECT_GT(object1, object2); \
if((object1) <= (object2)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_GE(object1, object2, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((object1) >= (object2)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((object1) >= (object2)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, object2, object1, wait, \
" to be greater than or equal to ", msg); \
} \
if (!_satisfied) { \
EXPECT_GE(object1, object2); \
if((object1) < (object2)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_LT(object1, object2, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((object1) < (object2)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((object1) < (object2)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, object2, object1, wait, " to be less than ", \
msg); \
} \
if (!_satisfied) { \
EXPECT_LT(object1, object2); \
if((object1) >= (object2)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_WAIT_LE(object1, object2, wait, retry, msg) \
do { \
std::ostringstream ostream; \
\
size_t _j = 0; \
bool _satisfied = false; \
for (size_t _i = 0; !retry || _i < retry; _i++) { \
if ((object1) <= (object2)) { \
_satisfied = true; \
break; \
} \
usleep(wait); \
_j++; \
if ((_j * wait < 2000000UL)) continue; \
if ((object1) <= (object2)) { \
_satisfied = true; \
break; \
} \
_j = 0; \
TASK_UTIL_WAIT_MSG(_i, object2, object1, wait, \
" to be less than or equal to ", msg); \
} \
if (!_satisfied) { \
EXPECT_LE(object1, object2); \
if((object1) > (object2)) \
TaskUtilPauseTest(); \
} \
} while (false)
#define TASK_UTIL_EXPECT_VECTOR_EQ(actual, expected) \
do { \
TASK_UTIL_EXPECT_EQ((expected).size(), (actual).size()); \
for (int i = 0; i < (int)((expected).size()); i++) { \
TASK_UTIL_EXPECT_EQ((expected)[i], (actual)[i]); \
} \
} while (false)
#define TASK_UTIL_DEFAULT_WAIT_TIME 1000 // us
#define TASK_UTIL_DEFAULT_RETRY_COUNT 5000
static inline unsigned long long int task_util_wait_time() {
static bool init;
static unsigned long long int wait = TASK_UTIL_DEFAULT_WAIT_TIME;
if (!init) {
init = true;
char *str = getenv("TASK_UTIL_WAIT_TIME");
if (str) {
wait = strtoull(str, NULL, 0);
}
}
return wait;
}
static inline unsigned long long int task_util_retry_count() {
static bool init;
static unsigned long long int retry = TASK_UTIL_DEFAULT_RETRY_COUNT;
if (!init) {
init = true;
char *str = getenv("TASK_UTIL_RETRY_COUNT");
if (str) {
retry = strtoull(str, NULL, 0);
}
}
return retry;
}
#define TASK_UTIL_EXPECT_EQ(expected, actual) \
TASK_UTIL_WAIT_EQ(expected, actual, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_EQ_MSG(expected, actual, msg) \
TASK_UTIL_WAIT_EQ(expected, actual, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_NE(expected, actual) \
TASK_UTIL_WAIT_NE(expected, actual, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_NE_MSG(expected, actual, msg) \
TASK_UTIL_WAIT_NE(expected, actual, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_GT(object1, object2) \
TASK_UTIL_WAIT_GT(object1, object2, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_GT_MSG(object1, object2, msg) \
TASK_UTIL_WAIT_GT(object1, object2, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_GT_PARAMS1(object1, object2, wait_time, msg) \
TASK_UTIL_WAIT_GT(object1, object2, wait_time, task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_GE(object1, object2) \
TASK_UTIL_WAIT_GE(object1, object2, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_GE_MSG(object1, object2, msg) \
TASK_UTIL_WAIT_GE(object1, object2, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_LT(expected, actual) \
TASK_UTIL_WAIT_LT(expected, actual, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_LT_MSG(expected, actual, msg) \
TASK_UTIL_WAIT_LT(expected, actual, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_LE(expected, actual) \
TASK_UTIL_WAIT_LE(expected, actual, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_LE_MSG(expected, actual, msg) \
TASK_UTIL_WAIT_LE(expected, actual, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_TRUE(condition) \
TASK_UTIL_WAIT_EQ_NO_MSG(true, condition, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_TRUE_MSG(condition, msg) \
TASK_UTIL_WAIT_EQ_NO_MSG(true, condition, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_FALSE(condition) \
TASK_UTIL_WAIT_EQ_NO_MSG(false, condition, task_util_wait_time(), \
task_util_retry_count(), "")
#define TASK_UTIL_EXPECT_FALSE_MSG(condition, msg) \
TASK_UTIL_WAIT_EQ_NO_MSG(false, condition, task_util_wait_time(), \
task_util_retry_count(), msg)
#define TASK_UTIL_EXPECT_DEATH(statement, regex) \
do { \
rlimit current_core_limit; \
getrlimit(RLIMIT_CORE, ¤t_core_limit); \
rlimit new_core_limit; \
new_core_limit.rlim_cur = 0; \
new_core_limit.rlim_max = 0; \
setrlimit(RLIMIT_CORE, &new_core_limit); \
EXPECT_DEATH(statement, regex); \
setrlimit(RLIMIT_CORE, ¤t_core_limit); \
} while (false)
#define TASK_UTIL_EXPECT_EXIT(statement, type, regex) \
do { \
rlimit current_core_limit; \
getrlimit(RLIMIT_CORE, ¤t_core_limit); \
rlimit new_core_limit; \
new_core_limit.rlim_cur = 0; \
new_core_limit.rlim_max = 0; \
setrlimit(RLIMIT_CORE, &new_core_limit); \
EXPECT_EXIT(statement, type, regex); \
setrlimit(RLIMIT_CORE, ¤t_core_limit); \
} while (false)
#define TASK_UTIL_ASSERT_EQ(expected, actual) \
do { \
TASK_UTIL_WAIT_EQ(expected, actual, task_util_wait_time(), \
task_util_retry_count(), ""); \
ASSERT_EQ(expected, actual); \
} while (false)
#define TASK_UTIL_ASSERT_NE(expected, actual) \
do { \
TASK_UTIL_WAIT_NE(expected, actual, task_util_wait_time(), \
task_util_retry_count(), ""); \
ASSERT_NE(expected, actual); \
} while (false)
#define TASK_UTIL_ASSERT_TRUE(condition) \
do { \
TASK_UTIL_WAIT_EQ_NO_MSG(true, condition, task_util_wait_time(), \
task_util_retry_count(), ""); \
ASSERT_EQ(true, condition); \
} while (false)
#define TASK_UTIL_ASSERT_FALSE(condition) \
do { \
TASK_UTIL_WAIT_EQ_NO_MSG(false, condition, task_util_wait_time(), \
task_util_retry_count(), ""); \
ASSERT_EQ(false, condition); \
} while (false)
// Check for a match for c++ symbol type. Do a partial match in darwin, due to
// issue with symbol demangle.
#ifdef DARWIN
#define TASK_UTIL_EXPECT_EQ_TYPE_NAME(expected, actual) \
EXPECT_NE(std::string::npos, (actual).find(expected))
#else
#define TASK_UTIL_EXPECT_EQ_TYPE_NAME(expected, actual) \
EXPECT_EQ(expected, actual);
#endif
// Wrapper macro to launch a command using fork and exec safely wrt io service.
#define TASK_UTIL_EXEC_AND_WAIT(evm, cmd) \
do { \
(evm).io_service()->notify_fork(boost::asio::io_service::fork_prepare); \
pid_t pid; \
if (!(pid = fork())) { \
(evm).io_service()->notify_fork(boost::asio::io_service::fork_child); \
execl(cmd, cmd, NULL); \
} \
(evm).io_service()->notify_fork(boost::asio::io_service::fork_parent); \
int status; \
waitpid(pid, &status, 0); \
} while (false)
#endif // __BASE__TASK_TEST_UTIL_H__