root
ca13734bf0
Add kernel (Cortex-M0/M3/M4, Tricore, S32K, RISC-V ports), drivers, middleware (CAN stack, diagnostics, safety), applications, board support, build/test tooling, and documentation.
102 lines
2.4 KiB
C
102 lines
2.4 KiB
C
/**
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* @file test_gpio.c
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* @brief Hardware tests for GPIO
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*/
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#include "unity.h"
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#include "kernel.h"
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#include "gpio_driver.h"
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#include "board.h"
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/* Test pins */
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#define TEST_OUTPUT_PIN 0
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#define TEST_INPUT_PIN 1
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/* Setup */
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void setUp(void) {
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kernel_init();
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board_init();
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}
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/* Teardown */
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void tearDown(void) {
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kernel_stop();
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}
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/* ============================================================================
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* Test Cases
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* ============================================================================ */
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/**
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* @brief Test GPIO initialization
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*/
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void test_gpio_init(void) {
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GpioPinConfig_t config = {
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.port = 0,
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.pin = TEST_OUTPUT_PIN,
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.mode = GPIO_MODE_OUTPUT,
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.output_type = GPIO_OUTPUT_PUSH_PULL,
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.pull = GPIO_PULL_NONE,
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.speed = GPIO_SPEED_HIGH
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};
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TEST_ASSERT_EQUAL(KERNEL_OK, gpio_init(&config));
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}
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/**
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* @brief Test GPIO write and read
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*/
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void test_gpio_write_read(void) {
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/* Configure output pin */
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GpioPinConfig_t output_config = {
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.port = 0,
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.pin = TEST_OUTPUT_PIN,
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.mode = GPIO_MODE_OUTPUT,
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.output_type = GPIO_OUTPUT_PUSH_PULL,
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.pull = GPIO_PULL_NONE,
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.speed = GPIO_SPEED_HIGH
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};
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gpio_init(&output_config);
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/* Write high */
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TEST_ASSERT_EQUAL(KERNEL_OK, gpio_write(0, TEST_OUTPUT_PIN, true));
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TEST_ASSERT_TRUE(gpio_read(0, TEST_OUTPUT_PIN));
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/* Write low */
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TEST_ASSERT_EQUAL(KERNEL_OK, gpio_write(0, TEST_OUTPUT_PIN, false));
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TEST_ASSERT_FALSE(gpio_read(0, TEST_OUTPUT_PIN));
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}
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/**
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* @brief Test GPIO toggle
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*/
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void test_gpio_toggle(void) {
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GpioPinConfig_t config = {
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.port = 0,
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.pin = TEST_OUTPUT_PIN,
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.mode = GPIO_MODE_OUTPUT,
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.output_type = GPIO_OUTPUT_PUSH_PULL,
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.pull = GPIO_PULL_NONE,
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.speed = GPIO_SPEED_HIGH
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};
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gpio_init(&config);
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bool initial_state = gpio_read(0, TEST_OUTPUT_PIN);
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TEST_ASSERT_EQUAL(KERNEL_OK, gpio_toggle(0, TEST_OUTPUT_PIN));
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TEST_ASSERT_NOT_EQUAL(initial_state, gpio_read(0, TEST_OUTPUT_PIN));
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}
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/* ============================================================================
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* Test Runner
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* ============================================================================ */
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int main(void) {
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UNITY_BEGIN();
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RUN_TEST(test_gpio_init);
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RUN_TEST(test_gpio_write_read);
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RUN_TEST(test_gpio_toggle);
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return UNITY_END();
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}
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