tests: add fifo/lifo test cases with unified kernel

Add fifo/fifo test cases with unified kernel, which cover
basic apis across differnt contexts - thread and isr

Change-Id: Icb61d3dcd564167b0bd70419c652e0b000869959
Signed-off-by: jing wang <jing.j.wang@intel.com>

tests/kernel/fifo/test_fifo_api/Makefile

@@ -0,0 +1,4 @@
+BOARD ?= qemu_x86
+CONF_FILE = prj.conf
+
+include ${ZEPHYR_BASE}/Makefile.inc

tests/kernel/fifo/test_fifo_api/prj.conf

@@ -0,0 +1,2 @@
+CONFIG_ZTEST=y
+CONFIG_IRQ_OFFLOAD=y

tests/kernel/fifo/test_fifo_api/src/Makefile

@@ -0,0 +1,3 @@
+include $(ZEPHYR_BASE)/tests/Makefile.test
+
+obj-y = main.o test_fifo_contexts.o test_fifo_fail.o test_fifo_loop.o

tests/kernel/fifo/test_fifo_api/src/main.c

@@ -0,0 +1,41 @@
+/*
+ * 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_fifo
+ * @{
+ * @defgroup t_fifo_api test_fifo_api
+ * @}
+ */
+
+#include <ztest.h>
+extern void test_fifo_thread2thread(void);
+extern void test_fifo_thread2isr(void);
+extern void test_fifo_isr2thread(void);
+extern void test_fifo_get_fail(void);
+extern void test_fifo_loop(void);
+
+/*test case main entry*/
+void test_main(void *p1, void *p2, void *p3)
+{
+	ztest_test_suite(test_fifo_api,
+		ztest_unit_test(test_fifo_thread2thread),
+		ztest_unit_test(test_fifo_thread2isr),
+		ztest_unit_test(test_fifo_isr2thread),
+		ztest_unit_test(test_fifo_get_fail),
+		ztest_unit_test(test_fifo_loop));
+	ztest_run_test_suite(test_fifo_api);
+}

tests/kernel/fifo/test_fifo_api/src/test_fifo.h

@@ -0,0 +1,11 @@
+#ifndef __TEST_FIFO_H__
+#define __TEST_FIFO_H__
+
+#include <ztest.h>
+#include <irq_offload.h>
+
+typedef struct fdata {
+	sys_snode_t snode;
+	uint32_t data;
+} fdata_t;
+#endif

tests/kernel/fifo/test_fifo_api/src/test_fifo_contexts.c

@@ -0,0 +1,164 @@
+/*
+ * 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_fifo_api
+ * @{
+ * @defgroup t_fifo_api_basic test_fifo_api_basic
+ * @brief TestPurpose: verify zephyr fifo apis under different context
+ * - API coverage
+ *   -# k_fifo_init K_FIFO_DEFINE
+ *   -# k_fifo_put k_fifo_put_list k_fifo_put_slist
+ *   -# k_fifo_get
+ * @}
+ */
+
+#include "test_fifo.h"
+
+#define STACK_SIZE 512
+#define LIST_LEN 2
+/**TESTPOINT: init via K_FIFO_DEFINE*/
+K_FIFO_DEFINE(kfifo);
+
+struct k_fifo fifo;
+static fdata_t data[LIST_LEN];
+static fdata_t data_l[LIST_LEN];
+static fdata_t data_sl[LIST_LEN];
+
+static char __noinit __stack tstack[STACK_SIZE];
+static struct k_sem end_sema;
+
+static void tfifo_put(struct k_fifo *pfifo)
+{
+	for (int i = 0; i < LIST_LEN; i++) {
+		/**TESTPOINT: fifo put*/
+		k_fifo_put(pfifo, (void *)&data[i]);
+	}
+
+	/**TESTPOINT: fifo put list*/
+	static fdata_t *head = &data_l[0], *tail = &data_l[LIST_LEN-1];
+
+	head->snode.next = (sys_snode_t *)tail;
+	tail->snode.next = NULL;
+	k_fifo_put_list(pfifo, (uint32_t *)head, (uint32_t *)tail);
+
+	/**TESTPOINT: fifo put slist*/
+	sys_slist_t slist;
+
+	sys_slist_init(&slist);
+	sys_slist_append(&slist, (sys_snode_t *)&(data_sl[0].snode));
+	sys_slist_append(&slist, (sys_snode_t *)&(data_sl[1].snode));
+	k_fifo_put_slist(pfifo, &slist);
+}
+
+static void tfifo_get(struct k_fifo *pfifo)
+{
+	void *rx_data;
+
+	/*get fifo data from "fifo_put"*/
+	for (int i = 0; i < LIST_LEN; i++) {
+		/**TESTPOINT: fifo get*/
+		rx_data = k_fifo_get(pfifo, K_NO_WAIT);
+		assert_equal(rx_data, (void *)&data[i], NULL);
+	}
+	/*get fifo data from "fifo_put_list"*/
+	for (int i = 0; i < LIST_LEN; i++) {
+		rx_data = k_fifo_get(pfifo, K_NO_WAIT);
+		assert_equal(rx_data, (void *)&data_l[i], NULL);
+	}
+	/*get fifo data from "fifo_put_slist"*/
+	for (int i = 0; i < LIST_LEN; i++) {
+		rx_data = k_fifo_get(pfifo, K_NO_WAIT);
+		assert_equal(rx_data, (void *)&data_sl[i], NULL);
+	}
+}
+
+/*entry of contexts*/
+static void tIsr_entry_put(void *p)
+{
+	tfifo_put((struct k_fifo *)p);
+}
+
+static void tIsr_entry_get(void *p)
+{
+	tfifo_get((struct k_fifo *)p);
+}
+
+static void tThread_entry(void *p1, void *p2, void *p3)
+{
+	tfifo_get((struct k_fifo *)p1);
+	k_sem_give(&end_sema);
+}
+
+static void tfifo_thread_thread(struct k_fifo *pfifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-thread data passing via fifo*/
+	k_tid_t tid = k_thread_spawn(tstack, STACK_SIZE,
+		tThread_entry, pfifo, NULL, NULL,
+		K_PRIO_PREEMPT(0), 0, 0);
+	tfifo_put(pfifo);
+	k_sem_take(&end_sema, K_FOREVER);
+	k_thread_abort(tid);
+}
+
+static void tfifo_thread_isr(struct k_fifo *pfifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-isr data passing via fifo*/
+	irq_offload(tIsr_entry_put, pfifo);
+	tfifo_get(pfifo);
+}
+
+static void tfifo_isr_thread(struct k_fifo *pfifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: isr-thread data passing via fifo*/
+	tfifo_put(pfifo);
+	irq_offload(tIsr_entry_get, pfifo);
+}
+
+/*test cases*/
+void test_fifo_thread2thread(void)
+{
+	/**TESTPOINT: init via k_fifo_init*/
+	k_fifo_init(&fifo);
+	tfifo_thread_thread(&fifo);
+
+	/**TESTPOINT: test K_FIFO_DEFINEed fifo*/
+	tfifo_thread_thread(&kfifo);
+}
+
+void test_fifo_thread2isr(void)
+{
+	/**TESTPOINT: init via k_fifo_init*/
+	k_fifo_init(&fifo);
+	tfifo_thread_isr(&fifo);
+
+	/**TESTPOINT: test K_FIFO_DEFINEed fifo*/
+	tfifo_thread_isr(&kfifo);
+}
+
+void test_fifo_isr2thread(void)
+{
+	/**TESTPOINT: test k_fifo_init fifo*/
+	k_fifo_init(&fifo);
+	tfifo_isr_thread(&fifo);
+
+	/**TESTPOINT: test K_FIFO_DEFINE fifo*/
+	tfifo_isr_thread(&kfifo);
+}

tests/kernel/fifo/test_fifo_api/src/test_fifo_fail.c

@@ -0,0 +1,42 @@
+/*
+ * 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_fifo_api
+ * @{
+ * @defgroup t_fifo_get_fail test_fifo_get_fail
+ * @brief TestPurpose: verify zephyr fifo_get when no data
+ * - API coverage
+ *   -# k_fifo_init
+ *   -# k_fifo_get
+ * @}
+ */
+
+#include "test_fifo.h"
+
+#define TIMEOUT 100
+
+/*test cases*/
+void test_fifo_get_fail(void *p1, void *p2, void *p3)
+{
+	struct k_fifo fifo;
+
+	k_fifo_init(&fifo);
+	/**TESTPOINT: fifo get returns NULL*/
+	assert_is_null(k_fifo_get(&fifo, K_NO_WAIT), NULL);
+	assert_is_null(k_fifo_get(&fifo, TIMEOUT), NULL);
+}
+

tests/kernel/fifo/test_fifo_api/src/test_fifo_loop.c

@@ -0,0 +1,119 @@
+/*
+ * 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_fifo_api
+ * @{
+ * @defgroup t_fifo_loop test_fifo_loop
+ * @brief TestPurpose: verify zephyr fifo continuous read write
+ *                     in loop
+ * @details
+ * - Test Steps
+ *   -# fifo put from main thread
+ *   -# fifo read from isr
+ *   -# fifo put from isr
+ *   -# fifo get from spawn thread
+ *   -# loop above steps for LOOPs times
+ * - Expected Results
+ *   -# fifo data pass correctly and stably across contexts
+ * - API coverage
+ *   -# k_fifo_init
+ *   -# k_fifo_put
+ *   -# k_fifo_get
+ * @}
+ */
+
+#include "test_fifo.h"
+
+#define STACK_SIZE 512
+#define LIST_LEN 4
+#define LOOPS 32
+
+static fdata_t data[LIST_LEN];
+static struct k_fifo fifo;
+static char __noinit __stack tstack[STACK_SIZE];
+static struct k_sem end_sema;
+
+static void tfifo_put(struct k_fifo *pfifo)
+{
+	/**TESTPOINT: fifo put*/
+	for (int i = 0; i < LIST_LEN; i++) {
+		k_fifo_put(pfifo, (void *)&data[i]);
+	}
+}
+
+static void tfifo_get(struct k_fifo *pfifo)
+{
+	void *rx_data;
+
+	/*get fifo data from "fifo_put"*/
+	for (int i = 0; i < LIST_LEN; i++) {
+		/**TESTPOINT: fifo get*/
+		rx_data = k_fifo_get(pfifo, K_NO_WAIT);
+		assert_equal(rx_data, (void *)&data[i], NULL);
+	}
+}
+
+/*entry of contexts*/
+static void tIsr_entry(void *p)
+{
+	TC_PRINT("isr fifo get\n");
+	tfifo_get((struct k_fifo *)p);
+	TC_PRINT("isr fifo put ---> ");
+	tfifo_put((struct k_fifo *)p);
+}
+
+static void tThread_entry(void *p1, void *p2, void *p3)
+{
+	TC_PRINT("thread fifo get\n");
+	tfifo_get((struct k_fifo *)p1);
+	k_sem_give(&end_sema);
+	TC_PRINT("thread fifo put ---> ");
+	tfifo_put((struct k_fifo *)p1);
+	k_sem_give(&end_sema);
+}
+
+/* fifo read write job */
+static void tfifo_read_write(struct k_fifo *pfifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-isr-thread data passing via fifo*/
+	k_tid_t tid = k_thread_spawn(tstack, STACK_SIZE,
+		tThread_entry, pfifo, NULL, NULL,
+		K_PRIO_PREEMPT(0), 0, 0);
+
+	TC_PRINT("main fifo put ---> ");
+	tfifo_put(pfifo);
+	irq_offload(tIsr_entry, pfifo);
+	k_sem_take(&end_sema, K_FOREVER);
+	k_sem_take(&end_sema, K_FOREVER);
+
+	TC_PRINT("main fifo get\n");
+	tfifo_get(pfifo);
+	k_thread_abort(tid);
+	TC_PRINT("\n");
+}
+
+/*test cases*/
+void test_fifo_loop(void)
+{
+	k_fifo_init(&fifo);
+	for (int i = 0; i < LOOPS; i++) {
+		TC_PRINT("* Pass data by fifo in loop %d\n", i);
+		tfifo_read_write(&fifo);
+	}
+}

tests/kernel/fifo/test_fifo_api/testcase.ini

@@ -0,0 +1,2 @@
+[test]
+tags = kernel

tests/kernel/lifo/test_lifo_api/Makefile

@@ -0,0 +1,4 @@
+BOARD ?= qemu_x86
+CONF_FILE = prj.conf
+
+include ${ZEPHYR_BASE}/Makefile.inc

tests/kernel/lifo/test_lifo_api/prj.conf

@@ -0,0 +1,2 @@
+CONFIG_ZTEST=y
+CONFIG_IRQ_OFFLOAD=y

tests/kernel/lifo/test_lifo_api/src/Makefile

@@ -0,0 +1,3 @@
+include $(ZEPHYR_BASE)/tests/Makefile.test
+
+obj-y = main.o test_lifo_contexts.o test_lifo_fail.o test_lifo_loop.o

tests/kernel/lifo/test_lifo_api/src/main.c

@@ -0,0 +1,41 @@
+/*
+ * 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_lifo
+ * @{
+ * @defgroup t_lifo_api test_lifo_api
+ * @}
+ */
+
+#include <ztest.h>
+extern void test_lifo_thread2thread(void);
+extern void test_lifo_thread2isr(void);
+extern void test_lifo_isr2thread(void);
+extern void test_lifo_get_fail(void);
+extern void test_lifo_loop(void);
+
+/*test case main entry*/
+void test_main(void *p1, void *p2, void *p3)
+{
+	ztest_test_suite(test_lifo_api,
+		ztest_unit_test(test_lifo_thread2thread),
+		ztest_unit_test(test_lifo_thread2isr),
+		ztest_unit_test(test_lifo_isr2thread),
+		ztest_unit_test(test_lifo_get_fail),
+		ztest_unit_test(test_lifo_loop));
+	ztest_run_test_suite(test_lifo_api);
+}

tests/kernel/lifo/test_lifo_api/src/test_lifo.h

@@ -0,0 +1,11 @@
+#ifndef __TEST_LIFO_H__
+#define __TEST_LIFO_H__
+
+#include <ztest.h>
+#include <irq_offload.h>
+
+typedef struct ldata {
+	sys_snode_t snode;
+	uint32_t data;
+} ldata_t;
+#endif

tests/kernel/lifo/test_lifo_api/src/test_lifo_contexts.c

@@ -0,0 +1,138 @@
+/*
+ * 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_lifo_api
+ * @{
+ * @defgroup t_lifo_api_basic test_lifo_api_basic
+ * @brief TestPurpose: verify zephyr lifo apis under different context
+ * - API coverage
+ *   -# k_lifo_init K_LIFO_DEFINE
+ *   -# k_lifo_put
+ *   -# k_lifo_get
+ * @}
+ */
+
+
+#include "test_lifo.h"
+
+#define STACK_SIZE 512
+#define LIST_LEN 2
+/**TESTPOINT: init via K_LIFO_DEFINE*/
+K_LIFO_DEFINE(klifo);
+
+struct k_lifo lifo;
+static ldata_t data[LIST_LEN];
+
+static char __noinit __stack tstack[STACK_SIZE];
+static struct k_sem end_sema;
+
+static void tlifo_put(struct k_lifo *plifo)
+{
+	for (int i = 0; i < LIST_LEN; i++) {
+		/**TESTPOINT: lifo put*/
+		k_lifo_put(plifo, (void *)&data[i]);
+	}
+}
+
+static void tlifo_get(struct k_lifo *plifo)
+{
+	void *rx_data;
+
+	/*get lifo data*/
+	for (int i = LIST_LEN-1; i >= 0; i--) {
+		/**TESTPOINT: lifo get*/
+		rx_data = k_lifo_get(plifo, K_FOREVER);
+		assert_equal(rx_data, (void *)&data[i], NULL);
+	}
+}
+
+/*entry of contexts*/
+static void tIsr_entry_put(void *p)
+{
+	tlifo_put((struct k_lifo *)p);
+}
+
+static void tIsr_entry_get(void *p)
+{
+	tlifo_get((struct k_lifo *)p);
+}
+
+static void tThread_entry(void *p1, void *p2, void *p3)
+{
+	tlifo_get((struct k_lifo *)p1);
+	k_sem_give(&end_sema);
+}
+
+static void tlifo_thread_thread(struct k_lifo *plifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-thread data passing via lifo*/
+	k_tid_t tid = k_thread_spawn(tstack, STACK_SIZE,
+		tThread_entry, plifo, NULL, NULL,
+		K_PRIO_PREEMPT(0), 0, 0);
+	tlifo_put(plifo);
+	k_sem_take(&end_sema, K_FOREVER);
+	k_thread_abort(tid);
+}
+
+static void tlifo_thread_isr(struct k_lifo *plifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-isr data passing via lifo*/
+	irq_offload(tIsr_entry_put, plifo);
+	tlifo_get(plifo);
+}
+
+static void tlifo_isr_thread(struct k_lifo *plifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: isr-thread data passing via lifo*/
+	tlifo_put(plifo);
+	irq_offload(tIsr_entry_get, plifo);
+}
+
+/*test cases*/
+void test_lifo_thread2thread(void)
+{
+	/**TESTPOINT: init via k_lifo_init*/
+	k_lifo_init(&lifo);
+	tlifo_thread_thread(&lifo);
+
+	/**TESTPOINT: test K_LIFO_DEFINEed lifo*/
+	tlifo_thread_thread(&klifo);
+}
+
+void test_lifo_thread2isr(void)
+{
+	/**TESTPOINT: init via k_lifo_init*/
+	k_lifo_init(&lifo);
+	tlifo_thread_isr(&lifo);
+
+	/**TESTPOINT: test K_LIFO_DEFINEed lifo*/
+	tlifo_thread_isr(&klifo);
+}
+
+void test_lifo_isr2thread(void)
+{
+	/**TESTPOINT: test k_lifo_init lifo*/
+	k_lifo_init(&lifo);
+	tlifo_isr_thread(&lifo);
+
+	/**TESTPOINT: test K_LIFO_DEFINE lifo*/
+	tlifo_isr_thread(&klifo);
+}

tests/kernel/lifo/test_lifo_api/src/test_lifo_fail.c

@@ -0,0 +1,42 @@
+/*
+ * 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_lifo_api
+ * @{
+ * @defgroup t_lifo_get_fail test_lifo_get_fail
+ * @brief TestPurpose: verify zephyr lifo_get when no data
+ * - API coverage
+ *   -# k_lifo_init
+ *   -# k_lifo_get [TIMEOUT|K_NO_WAIT]
+ * @}
+ */
+
+#include "test_lifo.h"
+
+#define TIMEOUT 100
+
+/*test cases*/
+void test_lifo_get_fail(void *p1, void *p2, void *p3)
+{
+	struct k_lifo lifo;
+
+	k_lifo_init(&lifo);
+	/**TESTPOINT: lifo get returns NULL*/
+	assert_is_null(k_lifo_get(&lifo, K_NO_WAIT), NULL);
+	assert_is_null(k_lifo_get(&lifo, TIMEOUT), NULL);
+}
+

tests/kernel/lifo/test_lifo_api/src/test_lifo_loop.c

@@ -0,0 +1,119 @@
+/*
+ * 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_lifo_api
+ * @{
+ * @defgroup t_lifo_loop test_lifo_loop
+ * @brief TestPurpose: verify zephyr lifo continuous read write
+ *                     in loop
+ * @details
+ * - Test Steps
+ *   -# lifo put from main thread
+ *   -# lifo read from isr
+ *   -# lifo put from isr
+ *   -# lifo get from spawn thread
+ *   -# loop above steps for LOOPs times
+ * - Expected Results
+ *   -# lifo data pass correctly and stably across contexts
+ * - API coverage
+ *   -# k_lifo_init
+ *   -# k_lifo_put
+ *   -# k_lifo_get
+ * @}
+ */
+
+#include "test_lifo.h"
+
+#define STACK_SIZE 512
+#define LIST_LEN 4
+#define LOOPS 32
+
+static ldata_t data[LIST_LEN];
+static struct k_lifo lifo;
+static char __noinit __stack tstack[STACK_SIZE];
+static struct k_sem end_sema;
+
+static void tlifo_put(struct k_lifo *plifo)
+{
+	for (int i = 0; i < LIST_LEN; i++) {
+		/**TESTPOINT: lifo put*/
+		k_lifo_put(plifo, (void *)&data[i]);
+	}
+}
+
+static void tlifo_get(struct k_lifo *plifo)
+{
+	void *rx_data;
+
+	/*get lifo data*/
+	for (int i = LIST_LEN-1; i >= 0; i--) {
+		/**TESTPOINT: lifo get*/
+		rx_data = k_lifo_get(plifo, K_FOREVER);
+		assert_equal(rx_data, (void *)&data[i], NULL);
+	}
+}
+
+/*entry of contexts*/
+static void tIsr_entry(void *p)
+{
+	TC_PRINT("isr lifo get\n");
+	tlifo_get((struct k_lifo *)p);
+	TC_PRINT("isr lifo put ---> ");
+	tlifo_put((struct k_lifo *)p);
+}
+
+static void tThread_entry(void *p1, void *p2, void *p3)
+{
+	TC_PRINT("thread lifo get\n");
+	tlifo_get((struct k_lifo *)p1);
+	k_sem_give(&end_sema);
+	TC_PRINT("thread lifo put ---> ");
+	tlifo_put((struct k_lifo *)p1);
+	k_sem_give(&end_sema);
+}
+
+/* lifo read write job */
+static void tlifo_read_write(struct k_lifo *plifo)
+{
+	k_sem_init(&end_sema, 0, 1);
+	/**TESTPOINT: thread-isr-thread data passing via lifo*/
+	k_tid_t tid = k_thread_spawn(tstack, STACK_SIZE,
+		tThread_entry, plifo, NULL, NULL,
+		K_PRIO_PREEMPT(0), 0, 0);
+
+	TC_PRINT("main lifo put ---> ");
+	tlifo_put(plifo);
+	irq_offload(tIsr_entry, plifo);
+	k_sem_take(&end_sema, K_FOREVER);
+	k_sem_take(&end_sema, K_FOREVER);
+
+	TC_PRINT("main lifo get\n");
+	tlifo_get(plifo);
+	k_thread_abort(tid);
+	TC_PRINT("\n");
+}
+
+/*test cases*/
+void test_lifo_loop(void)
+{
+	k_lifo_init(&lifo);
+	for (int i = 0; i < LOOPS; i++) {
+		TC_PRINT("* Pass data by lifo in loop %d\n", i);
+		tlifo_read_write(&lifo);
+	}
+}

tests/kernel/lifo/test_lifo_api/testcase.ini

@@ -0,0 +1,2 @@
+[test]
+tags = kernel