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73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
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* Copyright (C) 2018 Eistec AB
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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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#include "embUnit.h"
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#include "tests-analog_util.h"
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#include "analog_util.h"
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#define ENABLE_DEBUG 0
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#include "debug.h"
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typedef struct {
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int32_t expected;
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int sample;
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int32_t min;
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int32_t max;
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adc_res_t res;
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} test_values_t;
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/* Arbitrarily chosen test vectors */
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/* TODO: Choose test vectors in a more qualified manner to catch any edge cases */
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static test_values_t test_data[] = {
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{ 0L, 0, 0L, 10000L, ADC_RES_16BIT},
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{ 1000L, 0, 1000L, 0L, ADC_RES_16BIT},
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{ 65535L, 65535, 0L, 65536L, ADC_RES_16BIT},
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{ 32768L, 128, 0L, 65536L, ADC_RES_8BIT},
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{ 8192L, 128, 0L, 65536L, ADC_RES_10BIT},
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{ 256L, 1, 0L, 65536L, ADC_RES_8BIT},
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{ 65280L, 255, 0L, 65536L, ADC_RES_8BIT},
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{ 1039L, 10, 1000L, 2000L, ADC_RES_8BIT},
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{ 17324L, 3000, 10000L, 20000L, ADC_RES_12BIT},
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{ 11831L, 3000, 10000L, 20000L, ADC_RES_14BIT},
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{ 2301L, 3000, 13L, 50000L, ADC_RES_16BIT},
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{ -134L, 56789, -1000L, 0L, ADC_RES_16BIT},
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{ 16062L, 45671, 30000L, 10000L, ADC_RES_16BIT},
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{ -2535L, 30000, -30000L, 30000L, ADC_RES_16BIT},
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{ 0L, 65535, 65535L, 0L, ADC_RES_16BIT},
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{ 65534L, 1, 65535L, 0L, ADC_RES_16BIT},
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{ 3972L, 9876, 10000L, 0L, ADC_RES_14BIT},
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};
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#define TEST_DATA_NUMOF ARRAY_SIZE(test_data)
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static void test_adc_util_map(void)
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{
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for (unsigned int k = 0; k < TEST_DATA_NUMOF; ++k) {
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test_values_t *testp = &test_data[k];
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int32_t res = adc_util_map(testp->sample, testp->res, testp->min, testp->max);
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TEST_ASSERT_EQUAL_INT(testp->expected, res);
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}
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}
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Test *tests_adc_util_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures) {
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new_TestFixture(test_adc_util_map),
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};
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EMB_UNIT_TESTCALLER(adc_util_tests, NULL, NULL, fixtures);
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return (Test *)&adc_util_tests;
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}
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void tests_analog_util(void)
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{
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TESTS_RUN(tests_adc_util_tests());
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}
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