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110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
/*
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* Copyright (C) 2024 Nico Behrens <nifrabe@outlook.de>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief Test application for TM1637 4-digit 7-segment display driver
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*
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* @author Nico Behrens <nifrabe@outlook.de>
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*
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* @}
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*/
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#include "tm1637.h"
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#include "tm1637_params.h"
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#include "periph/gpio.h"
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#include "ztimer.h"
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#include "embUnit.h"
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#include <stdio.h>
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/**
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* @brief device descriptor of the display
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*/
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static tm1637_t dev;
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static void test_setup(void)
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{
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tm1637_init(&dev, &tm1637_params[0]);
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}
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/**
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* @brief Display a number with different settings
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*/
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static void test_number(void)
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{
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int number = -42;
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, number, TM1637_PW_14_16, false, false));
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ztimer_sleep(ZTIMER_SEC, 1);
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, number, TM1637_PW_14_16, false, true));
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ztimer_sleep(ZTIMER_SEC, 1);
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, number, TM1637_PW_14_16, true, false));
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ztimer_sleep(ZTIMER_SEC, 1);
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, number, TM1637_PW_14_16, true, true));
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ztimer_sleep(ZTIMER_SEC, 1);
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TEST_ASSERT_EQUAL_INT(0, tm1637_clear(&dev));
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ztimer_sleep(ZTIMER_SEC, 1);
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}
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/**
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* @brief Shows all digits on the display
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*/
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static void test_all_digits(void)
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{
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for (int i = 0; i < 10; i++) {
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, i, TM1637_PW_14_16, false, false));
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ztimer_sleep(ZTIMER_SEC, 1);
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}
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TEST_ASSERT_EQUAL_INT(0, tm1637_clear(&dev));
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}
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/**
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* @brief Test all brightness levels
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*/
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static void test_brightness(void)
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{
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int number = 8888;
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/* the brightness goes from 0 to 7 */
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for (int i = 0; i <= 7; i++) {
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TEST_ASSERT_EQUAL_INT(0, tm1637_write_number(&dev, number, i, false, false));
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ztimer_sleep(ZTIMER_SEC, 1);
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}
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TEST_ASSERT_EQUAL_INT(0, tm1637_clear(&dev));
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ztimer_sleep(ZTIMER_SEC, 1);
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}
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static Test *tests_tm1637_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures){
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new_TestFixture(test_number),
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new_TestFixture(test_all_digits),
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new_TestFixture(test_brightness),
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};
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EMB_UNIT_TESTCALLER(tm1637_tests, test_setup, NULL, fixtures);
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return (Test *)&tm1637_tests;
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}
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int main(void)
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{
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puts("Starting TM1637 driver test application");
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TESTS_START();
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TESTS_RUN(tests_tm1637_tests());
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TESTS_END();
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puts("Ending TM1637 driver test application");
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return 0;
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}
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