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Diffstat (limited to 'drivers/rtc/lib_test.c')
-rw-r--r--drivers/rtc/lib_test.c106
1 files changed, 0 insertions, 106 deletions
diff --git a/drivers/rtc/lib_test.c b/drivers/rtc/lib_test.c
deleted file mode 100644
index 0eebad1fe2a0..000000000000
--- a/drivers/rtc/lib_test.c
+++ /dev/null
@@ -1,106 +0,0 @@
-// SPDX-License-Identifier: LGPL-2.1+
-
-#include <kunit/test.h>
-#include <linux/rtc.h>
-
-/*
- * Advance a date by one day.
- */
-static void advance_date(int *year, int *month, int *mday, int *yday, int *wday)
-{
- *wday = (*wday + 1) % 7;
-
- if (*mday != rtc_month_days(*month - 1, *year)) {
- ++*mday;
- ++*yday;
- return;
- }
-
- *mday = 1;
- if (*month != 12) {
- ++*month;
- ++*yday;
- return;
- }
-
- *month = 1;
- *yday = 1;
- ++*year;
-}
-
-/*
- * Check every day in specified number of years interval starting on 1970-01-01
- * against the expected result.
- */
-static void rtc_time64_to_tm_test_date_range(struct kunit *test, int years)
-{
- /*
- * years = (years / 400) * 400 years
- * = (years / 400) * 146097 days
- * = (years / 400) * 146097 * 86400 seconds
- */
- time64_t total_secs = ((time64_t)years) / 400 * 146097 * 86400;
-
- int year = 1900;
- int month = 1;
- int mday = 1;
- int yday = 1;
- int wday = 1; /* Jan 1st 1900 was a Monday */
-
- struct rtc_time result;
- time64_t secs;
- const time64_t sec_offset = RTC_TIMESTAMP_BEGIN_1900 + ((1 * 60) + 2) * 60 + 3;
-
- for (secs = 0; secs <= total_secs; secs += 86400) {
-
- rtc_time64_to_tm(secs + sec_offset, &result);
-
- #define FAIL_MSG "%d/%02d/%02d (%2d, %d) : %lld", \
- year, month, mday, yday, wday, secs + sec_offset
-
- KUNIT_ASSERT_EQ_MSG(test, year - 1900, result.tm_year, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, month - 1, result.tm_mon, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, mday, result.tm_mday, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, yday, result.tm_yday, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, 1, result.tm_hour, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, 2, result.tm_min, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, 3, result.tm_sec, FAIL_MSG);
- KUNIT_ASSERT_EQ_MSG(test, wday, result.tm_wday, FAIL_MSG);
-
- advance_date(&year, &month, &mday, &yday, &wday);
- }
-}
-
-/*
- * Checks every day in a 160000 years interval starting on 1900-01-01
- * against the expected result.
- */
-static void rtc_time64_to_tm_test_date_range_160000(struct kunit *test)
-{
- rtc_time64_to_tm_test_date_range(test, 160000);
-}
-
-/*
- * Checks every day in a 1000 years interval starting on 1900-01-01
- * against the expected result.
- */
-static void rtc_time64_to_tm_test_date_range_1000(struct kunit *test)
-{
- rtc_time64_to_tm_test_date_range(test, 1000);
-}
-
-static struct kunit_case rtc_lib_test_cases[] = {
- KUNIT_CASE(rtc_time64_to_tm_test_date_range_1000),
- KUNIT_CASE_SLOW(rtc_time64_to_tm_test_date_range_160000),
- {}
-};
-
-static struct kunit_suite rtc_lib_test_suite = {
- .name = "rtc_lib_test_cases",
- .test_cases = rtc_lib_test_cases,
-};
-
-kunit_test_suite(rtc_lib_test_suite);
-
-MODULE_DESCRIPTION("KUnit test for RTC lib functions");
-MODULE_LICENSE("GPL");