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/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include "hal.h"
#include "ch_test.h"
#include "test_root.h"
/**
* @page test_sequence_002 Semaphores functionality
*
* File: @ref test_sequence_002.c
*
* <h2>Description</h2>
* This sequence tests the ChibiOS/NIL functionalities related to semaphores.
*
* <h2>Test Cases</h2>
* - @subpage test_002_001
* - @subpage test_002_002
* .
*/
/****************************************************************************
* Shared code.
****************************************************************************/
static semaphore_t sem1;
/****************************************************************************
* Test cases.
****************************************************************************/
#if TRUE || defined(__DOXYGEN__)
/**
* @page test_002_001 Semaphore primitives, no state change
*
* <h2>Description</h2>
* Wait, Signal and Reset primitives are tested. The testing thread does not
* trigger a state change.
*
* <h2>Conditions</h2>
* None.
*
* <h2>Test Steps</h2>
* - The function chSemWait() is invoked, the Semaphore counter is tested
* for correct value after the call.
* - The function chSemSignal() is invoked, the Semaphore counter is tested
* for correct value after the call.
* - The function chSemReset() is invoked, the Semaphore counter is tested
* for correct value after the call.
* .
*/
static void test_002_001_setup(void) {
chSemObjectInit(&sem1, 1);
}
static void test_002_001_teardown(void) {
chSemReset(&sem1, 0);
}
static void test_002_001_execute(void) {
/* The function chSemWait() is invoked, the Semaphore counter is tested
for correct value after the call.*/
test_set_step(1);
{
chSemWait(&sem1);
test_assert_lock(chSemGetCounterI(&sem1) == 0,
"wrong counter value");
}
/* The function chSemSignal() is invoked, the Semaphore counter is tested
for correct value after the call.*/
test_set_step(2);
{
chSemSignal(&sem1);
test_assert_lock(chSemGetCounterI(&sem1) == 1,
"wrong counter value");
}
/* The function chSemReset() is invoked, the Semaphore counter is tested
for correct value after the call.*/
test_set_step(3);
{
chSemReset(&sem1, 2);
test_assert_lock(chSemGetCounterI(&sem1) == 2,
"wrong counter value");
}
}
static const testcase_t test_002_001 = {
"semaphore primitives, no state change",
test_002_001_setup,
test_002_001_teardown,
test_002_001_execute
};
#endif /* TRUE */
#if TRUE || defined(__DOXYGEN__)
/**
* @page test_002_002 Semaphore timeouts
*
* <h2>Description</h2>
* Timeouts on semaphores are tested.
*
* <h2>Conditions</h2>
* None.
*
* <h2>Test Steps</h2>
* - The function chSemWaitTimeout() is invoked, after return the system
* time, the counter and the returned message are tested.
* .
*/
static void test_002_002_setup(void) {
chSemObjectInit(&sem1, 0);
}
static void test_002_002_teardown(void) {
chSemReset(&sem1, 0);
}
static void test_002_002_execute(void) {
systime_t time;
msg_t msg;
/* The function chSemWaitTimeout() is invoked, after return the system
time, the counter and the returned message are tested.*/
test_set_step(1);
{
time = chVTGetSystemTimeX();
msg = chSemWaitTimeout(&sem1, 100);
test_assert_time_window(time + 100,
time + 100 + 1,
"out of time window");
test_assert_lock(chSemGetCounterI(&sem1) == 0,
"wrong counter value");
test_assert(MSG_TIMEOUT == msg,
"wrong timeout message");
}
}
static const testcase_t test_002_002 = {
"semaphore timeouts",
test_002_002_setup,
test_002_002_teardown,
test_002_002_execute
};
#endif /* TRUE */
/****************************************************************************
* Exported data.
****************************************************************************/
/**
* @brief Sequence brief description.
*/
const testcase_t * const test_sequence_002[] = {
#if TRUE || defined(__DOXYGEN__)
&test_002_001,
#endif
#if TRUE || defined(__DOXYGEN__)
&test_002_002,
#endif
NULL
};
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