tests: add sem test cases which use unified kernel

add semaphore test case which cover basic sema apis
across thread/thread and thread/isr contexts.

Change-Id: I2041969fcdc70a4dfc95438f067fbef8ebb31b19
Signed-off-by: jing wang <jing.j.wang@intel.com>
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
jing wang 2016-11-15 14:21:36 +08:00 committed by Anas Nashif
commit 3d20b9dad6
6 changed files with 176 additions and 0 deletions

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BOARD ?= qemu_x86
CONF_FILE = prj.conf
include ${ZEPHYR_BASE}/Makefile.inc

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CONFIG_ZTEST=y
CONFIG_IRQ_OFFLOAD=y

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include $(ZEPHYR_BASE)/tests/Makefile.test
obj-y = main.o test_sema_contexts.o

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/*
* Copyright (c) 2016 Intel Corporation
*
* 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.
*/
/**
* @addtogroup t_sema
* @{
* @defgroup t_sema_api test_sema_api
* @}
*/
#include <ztest.h>
extern void test_sema_thread2thread(void);
extern void test_sema_thread2isr(void);
extern void test_sema_reset(void);
extern void test_sema_count_get(void);
/*test case main entry*/
void test_main(void *p1, void *p2, void *p3)
{
ztest_test_suite(test_sema_api,
ztest_unit_test(test_sema_thread2thread),
ztest_unit_test(test_sema_thread2isr),
ztest_unit_test(test_sema_reset),
ztest_unit_test(test_sema_count_get));
ztest_run_test_suite(test_sema_api);
}

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/*
* Copyright (c) 2016 Intel Corporation
*
* 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.
*/
/**
* @addtogroup t_sema_api
* @{
* @defgroup t_sema_api_basic test_sema_api_basic
* @brief TestPurpose: verify zephyr sema apis across different context
* - API coverage
* -# k_sem_init K_SEMA_DEFINE
* -# k_sem_take k_sema_give k_sema_reset
* -# k_sem_count_get
* @}
*/
#include <ztest.h>
#include <irq_offload.h>
#define TIMEOUT 100
#define STACK_SIZE 512
#define SEM_INITIAL 0
#define SEM_LIMIT 2
/**TESTPOINT: init via K_SEM_DEFINE*/
K_SEM_DEFINE(ksema, SEM_INITIAL, SEM_LIMIT);
static struct k_sem sema;
static char __noinit __stack tstack[STACK_SIZE];
/*entry of contexts*/
static void tIsr_entry(void *p)
{
k_sem_give((struct k_sem *)p);
}
static void tThread_entry(void *p1, void *p2, void *p3)
{
k_sem_give((struct k_sem *)p1);
}
static void tsema_thread_thread(struct k_sem *psem)
{
/**TESTPOINT: thread-thread sync via sema*/
k_tid_t tid = k_thread_spawn(tstack, STACK_SIZE,
tThread_entry, psem, NULL, NULL,
K_PRIO_PREEMPT(0), 0, 0);
assert_false(k_sem_take(psem, K_FOREVER), NULL);
/*clean the spawn thread avoid side effect in next TC*/
k_thread_abort(tid);
}
static void tsema_thread_isr(struct k_sem *psem)
{
/**TESTPOINT: thread-isr sync via sema*/
irq_offload(tIsr_entry, psem);
assert_false(k_sem_take(psem, K_FOREVER), NULL);
}
/*test cases*/
void test_sema_thread2thread(void)
{
struct k_sem sema;
/**TESTPOINT: test k_sem_init sema*/
k_sem_init(&sema, SEM_INITIAL, SEM_LIMIT);
tsema_thread_thread(&sema);
/**TESTPOINT: test K_SEM_DEFINE sema*/
tsema_thread_thread(&ksema);
}
void test_sema_thread2isr(void)
{
/**TESTPOINT: test k_sem_init sema*/
k_sem_init(&sema, SEM_INITIAL, SEM_LIMIT);
tsema_thread_isr(&sema);
/**TESTPOINT: test K_SEM_DEFINE sema*/
tsema_thread_isr(&ksema);
}
void test_sema_reset(void)
{
k_sem_init(&sema, SEM_INITIAL, SEM_LIMIT);
k_sem_give(&sema);
k_sem_reset(&sema);
assert_false(k_sem_count_get(&sema), NULL);
/**TESTPOINT: sem take return -EBUSY*/
assert_equal(k_sem_take(&sema, K_NO_WAIT), -EBUSY, NULL);
/**TESTPOINT: sem take return -EAGAIN*/
assert_equal(k_sem_take(&sema, TIMEOUT), -EAGAIN, NULL);
k_sem_give(&sema);
assert_false(k_sem_take(&sema, K_FOREVER), NULL);
}
void test_sema_count_get(void)
{
k_sem_init(&sema, SEM_INITIAL, SEM_LIMIT);
/**TESTPOINT: sem count get upon init*/
assert_equal(k_sem_count_get(&sema), SEM_INITIAL, NULL);
k_sem_give(&sema);
/**TESTPOINT: sem count get after give*/
assert_equal(k_sem_count_get(&sema), SEM_INITIAL + 1, NULL);
k_sem_take(&sema, K_FOREVER);
/**TESTPOINT: sem count get after take*/
for (int i = 0; i < SEM_LIMIT; i++) {
assert_equal(k_sem_count_get(&sema), SEM_INITIAL + i, NULL);
k_sem_give(&sema);
}
/**TESTPOINT: sem give above limit*/
k_sem_give(&sema);
assert_equal(k_sem_count_get(&sema), SEM_LIMIT, NULL);
}

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[test]
tags = kernel