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driver: Add uart and i2c UTs to check ticks_to_wait in some functions

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Konstantin Kondrashov 2019-06-04 12:17:55 +08:00 committed by KonstantinKondrashov
parent e64f3d43ad
commit db8ddf050f
1 changed files with 50 additions and 0 deletions
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50
components/driver/test/test_uart.c
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@ -118,6 +118,56 @@ static void uart_config(uint32_t baud_rate, bool use_ref_tick)
uart_driver_install(UART_NUM1, BUF_SIZE * 2, BUF_SIZE * 2, 20, NULL, 0);
}
static volatile bool exit_flag;
static void test_task(void *pvParameters)
{
xSemaphoreHandle *sema = (xSemaphoreHandle *) pvParameters;
char* data = (char *) malloc(256);
while (exit_flag == false) {
uart_tx_chars(UART_NUM1, data, 256);
// The uart_wait_tx_done() function does not block anything if ticks_to_wait = 0.
uart_wait_tx_done(UART_NUM1, 0);
}
free(data);
xSemaphoreGive(*sema);
vTaskDelete(NULL);
}
static void test_task2(void *pvParameters)
{
while (exit_flag == false) {
// This task obstruct a setting tx_done_sem semaphore in the UART interrupt.
// It leads to waiting the ticks_to_wait time in uart_wait_tx_done() function.
uart_disable_intr_mask(UART_NUM1, UART_TX_DONE_INT_ENA_M);
}
vTaskDelete(NULL);
}
TEST_CASE("test uart_wait_tx_done is not blocked when ticks_to_wait=0", "[uart]")
{
uart_config(UART_BAUD_11520, false);
xSemaphoreHandle exit_sema = xSemaphoreCreateBinary();
exit_flag = false;
xTaskCreate(test_task, "tsk1", 2048, &exit_sema, 5, NULL);
xTaskCreate(test_task2, "tsk2", 2048, NULL, 5, NULL);
printf("Waiting for 5 sec\n");
vTaskDelay(5000 / portTICK_PERIOD_MS);
exit_flag = true;
if (xSemaphoreTake(exit_sema, 1000 / portTICK_PERIOD_MS) == pdTRUE) {
vSemaphoreDelete(exit_sema);
} else {
TEST_FAIL_MESSAGE("uart_wait_tx_done is blocked");
}
TEST_ESP_OK(uart_driver_delete(UART_NUM1));
}
TEST_CASE("test uart get baud-rate","[uart]")
{
uint32_t baud_rate1 = 0;