105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/* Copyright 2017 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Tests for rtc time conversions
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*/
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#include "console.h"
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#include "common.h"
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#include "rtc.h"
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#include "test_util.h"
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#include "util.h"
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/* Known conversion pairs of date and epoch time. */
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static struct {
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struct calendar_date time;
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uint32_t sec;
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} test_case[] = {
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{{8, 3, 1}, 1204329600},
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{{17, 10, 1}, 1506816000},
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};
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static int calendar_time_comp(struct calendar_date time_1,
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struct calendar_date time_2)
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{
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return (time_1.year == time_2.year &&
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time_1.month == time_2.month &&
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time_1.day == time_2.day);
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}
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static int test_time_conversion(void)
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{
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struct calendar_date time_1;
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struct calendar_date time_2;
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uint32_t sec;
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int i;
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/* The seconds elapsed from 01-01-1970 to 01-01-2000 */
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sec = SECS_TILL_YEAR_2K;
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time_1.year = 0;
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time_1.month = 1;
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time_1.day = 1;
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/* Test from year 2000 to 2050 */
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for (i = 0; i <= 50; i++) {
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/* Test Jan. 1 */
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time_1.year = i;
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time_1.month = 1;
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time_1.day = 1;
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TEST_ASSERT(date_to_sec(time_1) == sec);
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time_2 = sec_to_date(sec);
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TEST_ASSERT(calendar_time_comp(time_1, time_2));
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/* Test the day boundary between Jan. 1 and Jan. 2 */
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time_2 = sec_to_date(sec + SECS_PER_DAY - 1);
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TEST_ASSERT(calendar_time_comp(time_1, time_2));
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time_1.day = 2;
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TEST_ASSERT(date_to_sec(time_1) == sec + SECS_PER_DAY);
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time_2 = sec_to_date(sec + SECS_PER_DAY);
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TEST_ASSERT(calendar_time_comp(time_1, time_2));
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/*
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* Test the month boundary and leap year:
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* Is the 60th day of a year Mar. 1 or Feb. 29?
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*/
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time_2 = sec_to_date(sec + 59 * SECS_PER_DAY);
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if (IS_LEAP_YEAR(i))
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TEST_ASSERT(time_2.month == 2 && time_2.day == 29);
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else
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TEST_ASSERT(time_2.month == 3 && time_2.day == 1);
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/* Test the year boundary on Dec. 31 */
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sec += SECS_PER_YEAR - (IS_LEAP_YEAR(i) ? 0 : SECS_PER_DAY);
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time_1.month = 12;
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time_1.day = 31;
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TEST_ASSERT(date_to_sec(time_1) == sec);
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time_2 = sec_to_date(sec);
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TEST_ASSERT(calendar_time_comp(time_1, time_2));
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sec += SECS_PER_DAY;
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time_2 = sec_to_date(sec - 1);
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TEST_ASSERT(calendar_time_comp(time_1, time_2));
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}
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/* Verify known test cases */
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for (i = 0; i < ARRAY_SIZE(test_case); i++) {
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TEST_ASSERT(date_to_sec(test_case[i].time) == test_case[i].sec);
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time_1 = sec_to_date(test_case[i].sec);
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TEST_ASSERT(calendar_time_comp(time_1, test_case[i].time));
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}
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return EC_SUCCESS;
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}
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void run_test(int argc, char **argv)
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{
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RUN_TEST(test_time_conversion);
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test_print_result();
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}
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