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annotate tests/test-strftime.c @ 14444:4d990235f694

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tests: add strftime-tests module * tests/test-strftime.c: New file. * modules/strftime-tests: New module.
author Jim Meyering <meyering@redhat.com>
date Mon, 21 Mar 2011 15:09:10 +0100
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children c155aeb8c42e
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14444
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1 /* Test that posixtime works as required.
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2 Copyright (C) 2011 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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16
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17 /* Written by Jim Meyering. */
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18
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19 #include <config.h>
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20
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21 #include "strftime.h"
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22
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23 #include <stdio.h>
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24 #include <time.h>
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25 #include <string.h>
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26
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27 #include "macros.h"
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28 #define STREQ(a, b) (strcmp (a, b) == 0)
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29
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30 struct posixtm_test
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31 {
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32 time_t in;
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33 int in_ns;
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34 char const *fmt;
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35 char const *exp;
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36 };
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37
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38 static struct posixtm_test const T[] =
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39 {
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40 { 1300000000, 0, "%F", "2011-03-13" },
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41 { 0, 0, NULL, NULL }
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42 };
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43
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44 int
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45 main (void)
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46 {
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47 int fail = 0;
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48 unsigned int i;
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49
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50 for (i = 0; T[i].fmt; i++)
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51 {
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52 char buf[1000];
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53 time_t t = T[i].in;
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54 struct tm *tm = gmtime (&t);
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55 size_t n;
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56 int utc = 1;
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57
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58 ASSERT (tm);
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59
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60 n = nstrftime (buf, sizeof buf, T[i].fmt, tm, utc, T[i].in_ns);
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61 if (n == 0)
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62 {
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63 fail = 1;
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64 printf ("nstrftime failed with format %s\n", T[i].fmt);
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65 }
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66
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67 if (! STREQ (buf, T[i].exp))
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68 {
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69 fail = 1;
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70 printf ("%s: result mismatch: got %s, expected %s\n",
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71 T[i].fmt, buf, T[i].exp);
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72 }
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73 }
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74
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75 return fail;
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76 }
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77
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78 /*
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79 Local Variables:
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80 indent-tabs-mode: nil
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81 End:
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82 */