78dc3950dc
Using the more specialized zassert_equal() macro where appropriate. Signed-off-by: Florian Grandel <fgrandel@code-for-humans.de>
88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/*
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* Copyright 2022 Bjarki Arge Andreasen
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/ztest.h>
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#include <zephyr/kernel.h>
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#include <zephyr/device.h>
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#include <zephyr/drivers/rtc.h>
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#define RTC_TEST_CAL_RANGE_LIMIT (200000)
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#define RTC_TEST_CAL_RANGE_STEP (10000)
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static const struct device *rtc = DEVICE_DT_GET(DT_ALIAS(rtc));
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static int test_set_get_calibration(int32_t calibrate_set)
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{
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int32_t calibrate_get;
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int ret;
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ret = rtc_set_calibration(rtc, calibrate_set);
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/* Check if calibration is within limits of hardware */
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if (ret == -EINVAL) {
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/* skip */
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return -EINVAL;
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}
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/* Validate calibration was set */
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zassert_ok(ret, "Failed to set calibration");
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ret = rtc_get_calibration(rtc, &calibrate_get);
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/* Validate calibration was gotten */
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zassert_ok(ret, "Failed to get calibration");
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/* Print comparison between set and get values */
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printk("Calibrate (set,get): %i, %i\n", calibrate_set, calibrate_get);
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return 0;
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}
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ZTEST(rtc_api, test_set_get_calibration)
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{
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int32_t calibrate_get;
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int ret;
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int32_t range_limit;
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int32_t range_step;
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ret = rtc_set_calibration(rtc, 0);
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/* Validate calibration was set */
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zassert_ok(ret, "Failed to set calibration");
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ret = rtc_get_calibration(rtc, &calibrate_get);
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/* Validate calibration was gotten */
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zassert_ok(ret, "Failed to get calibration");
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/* Validate edge values (0 already tested) */
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test_set_get_calibration(1);
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test_set_get_calibration(-1);
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range_limit = RTC_TEST_CAL_RANGE_LIMIT;
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range_step = RTC_TEST_CAL_RANGE_STEP;
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/* Validate over negative range */
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for (int32_t set = range_step; set <= range_limit; set += range_step) {
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ret = test_set_get_calibration(-set);
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if (ret < 0) {
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/* Limit of hardware capabilties reached */
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break;
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}
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}
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/* Validate over positive range */
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for (int32_t set = range_step; set <= range_limit; set += range_step) {
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ret = test_set_get_calibration(set);
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if (ret < 0) {
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/* Limit of hardware capabilties reached */
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break;
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}
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}
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}
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