kernel: timer: Add some testcases to testing timer and clock

Add some error condition or testing cases to verify whether the
robustness of API. Such as give a NULL to some API and check
the response if get result that we were expacted.

Signed-off-by: Jian Kang <[email protected]>

Author: KangJianX

tests/kernel/timer/timer_api/src/main.c

@@ -173,6 +173,8 @@ void test_timer_duration_period(void)
 	TIMER_ASSERT(tdata.expire_cnt == EXPIRE_TIMES, &duration_timer);
 	TIMER_ASSERT(tdata.stop_cnt == 1, &duration_timer);
 
+	k_timer_start(&duration_timer, K_FOREVER, K_MSEC(PERIOD));
+	TIMER_ASSERT(tdata.stop_cnt == 1, &duration_timer);
 	/* cleanup environemtn */
 	k_timer_stop(&duration_timer);
 }
@@ -452,8 +454,13 @@ void test_timer_status_sync(void)
 		TIMER_ASSERT(tdata.expire_cnt == (i + 1), &status_sync_timer);
 	}
 
+	k_timer_start(&status_sync_timer, K_MSEC(DURATION), K_MSEC(PERIOD));
+	busy_wait_ms(PERIOD*2);
+	zassert_true(k_timer_status_sync(&status_sync_timer), NULL);
+
 	/* cleanup environment */
 	k_timer_stop(&status_sync_timer);
+	zassert_false(k_timer_status_sync(&status_sync_timer), NULL);
 }
 
 /**

tests/kernel/timer/timer_api/src/timer_convert.c

@@ -46,20 +46,29 @@ static struct test_rec tests[] = {
 	 TESTREC(ms, ticks, near, 64),
 	 TESTREC(ms, ticks, ceil, 32),
 	 TESTREC(ms, ticks, ceil, 64),
+	 TESTREC(us, cyc, floor, 32),
 	 TESTREC(us, cyc, floor, 64),
+	 TESTREC(us, cyc, near, 32),
 	 TESTREC(us, cyc, near, 64),
+	 TESTREC(us, cyc, ceil, 32),
 	 TESTREC(us, cyc, ceil, 64),
+	 TESTREC(us, ticks, floor, 32),
 	 TESTREC(us, ticks, floor, 64),
+	 TESTREC(us, ticks, near, 32),
 	 TESTREC(us, ticks, near, 64),
+	 TESTREC(us, ticks, ceil, 32),
 	 TESTREC(us, ticks, ceil, 64),
 	 TESTREC(cyc, ms, floor, 32),
 	 TESTREC(cyc, ms, floor, 64),
 	 TESTREC(cyc, ms, near, 32),
 	 TESTREC(cyc, ms, near, 64),
 	 TESTREC(cyc, ms, ceil, 32),
 	 TESTREC(cyc, ms, ceil, 64),
+	 TESTREC(cyc, us, floor, 32),
 	 TESTREC(cyc, us, floor, 64),
+	 TESTREC(cyc, us, near, 32),
 	 TESTREC(cyc, us, near, 64),
+	 TESTREC(cyc, us, ceil, 32),
 	 TESTREC(cyc, us, ceil, 64),
 	 TESTREC(cyc, ticks, floor, 32),
 	 TESTREC(cyc, ticks, floor, 64),
@@ -73,26 +82,41 @@ static struct test_rec tests[] = {
 	 TESTREC(ticks, ms, near, 64),
 	 TESTREC(ticks, ms, ceil, 32),
 	 TESTREC(ticks, ms, ceil, 64),
+	 TESTREC(ticks, us, floor, 32),
 	 TESTREC(ticks, us, floor, 64),
+	 TESTREC(ticks, us, near, 32),
 	 TESTREC(ticks, us, near, 64),
+	 TESTREC(ticks, us, ceil, 32),
 	 TESTREC(ticks, us, ceil, 64),
 	 TESTREC(ticks, cyc, floor, 32),
 	 TESTREC(ticks, cyc, floor, 64),
 	 TESTREC(ticks, cyc, near, 32),
 	 TESTREC(ticks, cyc, near, 64),
 	 TESTREC(ticks, cyc, ceil, 32),
 	 TESTREC(ticks, cyc, ceil, 64),
+	 TESTREC(ns, cyc, floor, 32),
 	 TESTREC(ns, cyc, floor, 64),
+	 TESTREC(ns, cyc, near, 32),
 	 TESTREC(ns, cyc, near, 64),
+	 TESTREC(ns, cyc, ceil, 32),
 	 TESTREC(ns, cyc, ceil, 64),
+	 TESTREC(ns, ticks, floor, 32),
 	 TESTREC(ns, ticks, floor, 64),
+	 TESTREC(ns, ticks, near, 32),
 	 TESTREC(ns, ticks, near, 64),
+	 TESTREC(ns, ticks, ceil, 32),
 	 TESTREC(ns, ticks, ceil, 64),
+	 TESTREC(cyc, ns, floor, 32),
 	 TESTREC(cyc, ns, floor, 64),
+	 TESTREC(cyc, ns, near, 32),
 	 TESTREC(cyc, ns, near, 64),
+	 TESTREC(cyc, ns, ceil, 32),
 	 TESTREC(cyc, ns, ceil, 64),
+	 TESTREC(ticks, ns, floor, 32),
 	 TESTREC(ticks, ns, floor, 64),
+	 TESTREC(ticks, ns, near, 32),
 	 TESTREC(ticks, ns, near, 64),
+	 TESTREC(ticks, ns, ceil, 32),
 	 TESTREC(ticks, ns, ceil, 64),
 	};
 

tests/kernel/timer/timer_error_case/CMakeLists.txt

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.13.1)
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(timer_api)
+
+FILE(GLOB app_sources src/*.c)
+target_sources(app PRIVATE ${app_sources})

tests/kernel/timer/timer_error_case/prj.conf

@@ -0,0 +1,6 @@
+CONFIG_ZTEST=y
+CONFIG_TEST_USERSPACE=y
+CONFIG_IRQ_OFFLOAD=y
+CONFIG_MP_NUM_CPUS=1
+CONFIG_TEST_RANDOM_GENERATOR=y
+CONFIG_ZTEST_FATAL_HOOK=y