/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#include <time.h>

#import "TestsAppDelegate.h"

static OFString *module = @"OFDate";

@implementation TestsAppDelegate (OFDateTests)
- (void)dateTests
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *d1, *d2;

	struct tm tm;
	int16_t tz;
	const char *dstr = "Wed, 09 Jun 2021 +0200x";
	TEST(@"of_strptime()",
	    of_strptime(dstr, "%a, %d %b %Y %z", &tm, &tz) == dstr + 22 &&
	    tm.tm_wday == 3 && tm.tm_mday == 9 && tm.tm_mon == 5 &&
	    tm.tm_year == 2021 - 1900 && tz == 2 * 60)

	TEST(@"+[dateWithTimeIntervalSince1970:]",
	    (d1 = [OFDate dateWithTimeIntervalSince1970: 0]))

	TEST(@"-[dateByAddingTimeInterval:]",
	    (d2 = [d1 dateByAddingTimeInterval: 3600 * 25 + 5.000002]))

	TEST(@"-[description]",
	    [d1.description isEqual: @"1970-01-01T00:00:00Z"] &&
	    [d2.description isEqual: @"1970-01-02T01:00:05Z"])

	TEST(@"+[dateWithDateString:format:]",
	    [[[OFDate dateWithDateString: @"2000-06-20T12:34:56+0200"
				  format: @"%Y-%m-%dT%H:%M:%S%z"] description]
	    isEqual: @"2000-06-20T10:34:56Z"]);

	EXPECT_EXCEPTION(@"Detection of unparsed in "
	    @"+[dateWithDateString:format:]", OFInvalidFormatException,
	    [OFDate dateWithDateString: @"2000-06-20T12:34:56+0200x"
				format: @"%Y-%m-%dT%H:%M:%S%z"])

	/*
	 * We can only test local dates that specify a time zone, as the local
	 * time zone differs between systems.
	 */
	TEST(@"+[dateWithLocalDateString:format:]",
	    [[[OFDate dateWithLocalDateString: @"2000-06-20T12:34:56-0200"
				       format: @"%Y-%m-%dT%H:%M:%S%z"]
	    description] isEqual: @"2000-06-20T14:34:56Z"]);

	EXPECT_EXCEPTION(@"Detection of unparsed in "
	    @"+[dateWithLocalDateString:format:]", OFInvalidFormatException,
	    [OFDate dateWithLocalDateString: @"2000-06-20T12:34:56+0200x"
				     format: @"%Y-%m-%dT%H:%M:%S%z"])

	TEST(@"-[isEqual:]",
	    [d1 isEqual: [OFDate dateWithTimeIntervalSince1970: 0]] &&
	    ![d1 isEqual: [OFDate dateWithTimeIntervalSince1970: 0.0000001]])

	TEST(@"-[compare:]", [d1 compare: d2] == OF_ORDERED_ASCENDING)

	TEST(@"-[second]", d1.second == 0 && d2.second == 5)

	TEST(@"-[microsecond]", d1.microsecond == 0 && d2.microsecond == 2)

	TEST(@"-[minute]", d1.minute == 0 && d2.minute == 0)

	TEST(@"-[hour]", d1.hour == 0 && d2.hour == 1)

	TEST(@"-[dayOfMonth]", d1.dayOfMonth == 1 && d2.dayOfMonth == 2)

	TEST(@"-[monthOfYear]", d1.monthOfYear == 1 && d2.monthOfYear == 1)

	TEST(@"-[year]", d1.year == 1970 && d2.year == 1970)

	TEST(@"-[dayOfWeek]", d1.dayOfWeek == 4 && d2.dayOfWeek == 5)

	TEST(@"-[dayOfYear]", d1.dayOfYear == 1 && d2.dayOfYear == 2)

	TEST(@"-[earlierDate:]", [[d1 earlierDate: d2] isEqual: d1])

	TEST(@"-[laterDate:]", [[d1 laterDate: d2] isEqual: d2])

	objc_autoreleasePoolPop(pool);
}
@end
