commands/tar/test/test_getdate.c

   1 /*-
   2  * Copyright (c) 2003-2007 Tim Kientzle
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
  15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
  18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25 #include "test.h"
  26 __FBSDID("$FreeBSD: src/usr.bin/tar/test/test_getdate.c,v 1.2 2008/05/26 17:10:10 kientzle Exp $");
  27
  28 #include <time.h>
  29
  30 /*
  31  * Verify that the getdate() function works.
  32  */
  33
  34 time_t get_date(time_t, const char *);
  35
  36 DEFINE_TEST(test_getdate)
  37 {
  38         time_t now = time(NULL);
  39
  40         assertEqualInt(get_date(now, "Jan 1, 1970 UTC"), 0);
  41         assertEqualInt(get_date(now, "7:12:18-0530 4 May 1983"), 420900138);
  42         assertEqualInt(get_date(now, "2004/01/29 513 mest"), 1075345980);
  43         assertEqualInt(get_date(now, "99/02/17 7pm utc"), 919278000);
  44         assertEqualInt(get_date(now, "02/17/99 7:11am est"), 919253460);
  45         /* It's important that we handle ctime() format. */
  46         assertEqualInt(get_date(now, "Sun Feb 22 17:38:26 PST 2009"),
  47             1235353106);
  48         /* Basic relative offsets. */
  49         /* If we use the actual current time as the reference, then
  50          * these tests break around DST changes, so it's actually
  51          * important to use a specific reference time here. */
  52         assertEqualInt(get_date(0, "tomorrow"), 24 * 60 * 60);
  53         assertEqualInt(get_date(0, "yesterday"), - 24 * 60 * 60);
  54         assertEqualInt(get_date(0, "now + 1 hour"), 60 * 60);
  55         assertEqualInt(get_date(0, "now + 1 hour + 1 minute"), 60 * 60 + 60);
  56         /* Repeat the above for a different start time. */
  57         now = 1231113600; /* Jan 5, 2009 00:00 UTC */
  58         assertEqualInt(get_date(0, "Jan 5, 2009 00:00 UTC"), now);
  59         assertEqualInt(get_date(now, "tomorrow"), now + 24 * 60 * 60);
  60         assertEqualInt(get_date(now, "yesterday"), now - 24 * 60 * 60);
  61         assertEqualInt(get_date(now, "now + 1 hour"), now + 60 * 60);
  62         assertEqualInt(get_date(now, "now + 1 hour + 1 minute"),
  63             now + 60 * 60 + 60);
  64         assertEqualInt(get_date(now, "tomorrow 5:16am UTC"),
  65             now + 24 * 60 * 60 + 5 * 60 * 60 + 16 * 60);
  66         assertEqualInt(get_date(now, "UTC 5:16am tomorrow"),
  67             now + 24 * 60 * 60 + 5 * 60 * 60 + 16 * 60);
  68
  69         /* Jan 5, 2009 was a Monday. */
  70         assertEqualInt(get_date(now, "monday UTC"), now);
  71         assertEqualInt(get_date(now, "sunday UTC"), now + 6 * 24 * 60 * 60);
  72         assertEqualInt(get_date(now, "tuesday UTC"), now + 24 * 60 * 60);
  73         /* "next tuesday" is one week after "tuesday" */
  74         assertEqualInt(get_date(now, "UTC next tuesday"),
  75             now + 8 * 24 * 60 * 60);
  76         /* "last tuesday" is one week before "tuesday" */
  77         assertEqualInt(get_date(now, "last tuesday UTC"),
  78             now - 6 * 24 * 60 * 60);
  79         /* TODO: Lots more tests here. */
  80 }