Commit 3147243c authored by Bartosz Miller's avatar Bartosz Miller Committed by Carles Cufi
Browse files

tests: drivers: uart: uart_elementary: Fix 'config_mismatch' test case 



UART error may be reported with random timing
from either UART in configuration mismatch case.
The test case is now aligned to such behaviour.

Signed-off-by: default avatarBartosz Miller <bartosz.miller@nordicsemi.no>
parent 5919bd98

tests/drivers/uart/uart_elementary/src/main.c

+8 −7
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ static volatile uint8_t uart_error_counter; 
static const struct device *const uart_dev_aux = DEVICE_DT_GET(UART_NODE_AUX);

static uint8_t test_buffer_aux[TEST_BUFFER_LEN];

static volatile uint8_t aux_uart_error;

static volatile uint8_t aux_uart_error_counter;

#endif



/*
@@ -110,12 +111,9 @@ static void interrupt_driven_uart_callback_aux_uart(const struct device *dev, vo 


	uart_irq_update(dev);

	err = uart_err_check(dev);

#if !defined(CONFIG_COVERAGE)

	/* This assetion will fail with coverge enabled

	 * When in coverage mode it has no impact on test case execution

	 */

	zassert_equal(err, 0, "Unexpected UART device: %s error: %d", dev->name, err);

#endif /* CONFIG_COVERAGE */

	if (err != 0) {

		aux_uart_error_counter++;

	}

	while (uart_irq_is_pending(dev)) {

		if (uart_irq_rx_ready(dev)) {

			uart_rx_interrupt_service(dev, (uint8_t *)user_data, &rx_byte_offset_aux);
@@ -290,7 +288,10 @@ ZTEST(uart_elementary, test_uart_dual_port_transmission) 
	uart_irq_err_disable(uart_dev_aux);



#if defined(CONFIG_SETUP_MISMATCH_TEST)

	zassert_not_equal(uart_error_counter, 0);

	TC_PRINT("Mismatched configuration test\n");

	zassert_not_equal(uart_error_counter + aux_uart_error_counter, 0,

			  "UART configuration mismatch error not detected");



#else

	for (int index = 0; index < TEST_BUFFER_LEN; index++) {

		zassert_equal(test_buffer[index], test_pattern[index],

tests/drivers/uart/uart_elementary/testcase.yaml

+8 −0
Original line number Diff line number Diff line
@@ -33,3 +33,11 @@ tests: 
    extra_args: DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_dual_uart.overlay"

    extra_configs:

      - CONFIG_DUAL_UART_TEST=y

  drivers.uart.uart_elementary_dual_setup_mismatch_nrf54l:

    filter: CONFIG_SERIAL_SUPPORT_INTERRUPT

    platform_allow:

      - nrf54l15pdk/nrf54l15/cpuapp

    extra_args: DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_dual_uart.overlay"

    extra_configs:

      - CONFIG_DUAL_UART_TEST=y

      - CONFIG_SETUP_MISMATCH_TEST=y

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