diff options
| -rw-r--r-- | src/utest/mutex_pi_tc.c | 31 | ||||
| -rw-r--r-- | src/utest/mutex_tc.c | 31 |
2 files changed, 62 insertions, 0 deletions
diff --git a/src/utest/mutex_pi_tc.c b/src/utest/mutex_pi_tc.c index 7615fdbc19..a854df7ce0 100644 --- a/src/utest/mutex_pi_tc.c +++ b/src/utest/mutex_pi_tc.c @@ -6,6 +6,37 @@ * Change Logs: * Date Author Notes */ + +/** + * Test Case Name: RT-Thread Mutex Priority Inheritance & Timeout Behavior Test + * Test Objectives: + * - Verify RT-Thread mutex behavior under priority inheritance (PI) + * - Validate timeout, wake-up, chained mutex dependency, and recursive PI updates + * - Test APIs: rt_mutex_init/detach, rt_mutex_take/trytake/release, + * rt_thread_create/startup, rt_thread_resume, rt_timer usage + * Test Scenarios: + * - Multiple threads contending for shared mutexes with different priorities + * - Main thread holding chained mutexes to trigger multi-level PI updates + * - Mutex timeout behavior (RT_ETIMEOUT) with concurrent holder priority changes + * - Wake-up of a waiting high-priority thread via external resume event + * - Recursive dependency chain causing full-chain PI propagation and restoration + * Verification Metrics: + * - Correct return codes (RT_EOK, -RT_ETIMEOUT, -RT_EINTR) + * - Correct priority inheritance and rollback to init_priority + * - Expected thread scheduling order and priority transitions + * - All synchronization flags increment to expected values + * Dependencies: + * - RT-Thread kernel with mutex and IPC components enabled + * - Preemptive scheduler with priority-based dispatching + * - System tick timer accuracy for delay/timeout verification + * - Sufficient thread stack size for multi-thread test + * Expected Results: + * - PI activates and restores correctly across simple and recursive mutex chains + * - Timeout and wake-up tests return expected error codes + * - All test units complete successfully with correct thread priorities + * - Console/log confirms all UTEST cases pass + */ + #define __RT_IPC_SOURCE__ #include <rtthread.h> diff --git a/src/utest/mutex_tc.c b/src/utest/mutex_tc.c index ef1fa0a8e2..514ded6300 100644 --- a/src/utest/mutex_tc.c +++ b/src/utest/mutex_tc.c @@ -8,6 +8,37 @@ * 2021-09.01 luckyzjq the first version * 2023-09-15 xqyjlj change stack size in cpu64 */ + +/** + * Test Case Name: RT-Thread Mutex Functional and Scheduling Validation + * Test Objectives: + * - Verify correctness of static and dynamic mutex operations + * - Validate priority inheritance, recursive locking, timeout handling, and error cases + * - Test core mutex APIs: rt_mutex_init/detach, rt_mutex_create/delete, + * rt_mutex_take/trytake/release, and related thread scheduling functions + * Test Scenarios: + * - Mutex acquisition under contention with multi-thread scheduling + * - Try-take on locked mutex, timeout-based take, recursive take sequence + * - Priority inheritance when high-priority threads are blocked by lower-priority holders + * - Behavior differences between static and dynamic mutexes + * - Mutex release error handling, invalid release, and cleanup + * Verification Metrics: + * - Correct return codes for all mutex operations (RT_EOK, timeouts, error states) + * - Proper priority inheritance and restoration during contention + * - Expected thread wake-up and state transition behavior + * - Successful thread synchronization via _sync_flag + * Dependencies: + * - RT-Thread kernel with IPC and mutex support enabled + * - Heap availability when testing dynamic mutex creation + * - Scheduler operating normally with multi-thread preemption + * - Accurate system tick for timeout and delay validation + * Expected Results: + * - All mutex APIs behave according to RT-Thread specifications + * - Static and dynamic mutex tests complete successfully + * - Priority inversion resolved via priority inheritance + * - Console/log output indicates all UTEST cases pass + */ + #define __RT_IPC_SOURCE__ #include <rtthread.h> |