time/bug-getdate1.c

   1 /* BZ #5451 */
   2 #include <time.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5
   6 static char *templ_filename;
   7
   8 // Writes template given as parameter to file,
   9 // specified as the argument
  10 static void
  11 output_to_template_file (const char *str)
  12 {
  13   FILE *fd = fopen (templ_filename, "w");
  14   if (fd == NULL)
  15     {
  16       printf ("Can not open file for writing\n");
  17       exit (1);
  18     }
  19
  20   fprintf (fd, "%s\n", str);
  21   fclose (fd);
  22 }
  23
  24 // Calls getdate() function with specified parameter,
  25 // specified as the argument, also checks the contents of
  26 // file with template and prints the result
  27 static int
  28 process_getdate_on (const char *str)
  29 {
  30   struct tm *res;
  31   char templ[1000];
  32   FILE *fd = fopen (templ_filename, "r");
  33
  34   if (fd == NULL)
  35     {
  36       printf ("Can not open file for reading\n");
  37       exit (1);
  38     }
  39
  40   if (fgets (templ, 1000, fd) == NULL)
  41     {
  42       printf ("Can not read file\n");
  43       exit (1);
  44     }
  45   fclose (fd);
  46
  47   res = getdate (str);
  48   if (res == NULL)
  49     {
  50       printf ("Failed on getdate(\"%s\"), template is: %s", str, templ);
  51       printf ("Error number: %d\n\n", getdate_err);
  52       return 1;
  53     }
  54   printf ("Success on getdate(\"%s\"), template is: %s\n", str, templ);
  55   printf ("Result is\n");
  56   printf ("Seconds: %d\n", res->tm_sec);
  57   printf ("Minutes: %d\n", res->tm_min);
  58   printf ("Hour: %d\n", res->tm_hour);
  59   printf ("Day of month: %d\n", res->tm_mday);
  60   printf ("Month of year: %d\n", res->tm_mon);
  61   printf ("Years since 1900: %d\n", res->tm_year);
  62   printf ("Day of week: %d\n", res->tm_wday);
  63   printf ("Day of year: %d\n", res->tm_yday);
  64   printf ("Daylight Savings flag: %d\n\n", res->tm_isdst);
  65   return 0;
  66 }
  67
  68 static int
  69 do_test (int argc, char *argv[])
  70 {
  71
  72   templ_filename = argv[1];
  73
  74   setenv ("DATEMSK", templ_filename, 1);
  75
  76   /*
  77    * The following 4 testcases reproduce the problem:
  78    * 1. Templates "%S" and "%M" are not processed,
  79    *    when used without "%H" template
  80    */
  81   int res = 0;
  82   output_to_template_file ("%M");
  83   res |= process_getdate_on ("1");
  84
  85   output_to_template_file ("%M %H");
  86   res |= process_getdate_on ("1 2");
  87
  88   output_to_template_file ("%S");
  89   res |= process_getdate_on ("1");
  90
  91   output_to_template_file ("%S %H");
  92   res |= process_getdate_on ("1 2");
  93
  94   /*
  95    * The following 9 testcases reproduce the problem:
  96    * 2. Templates "%Y", "%y", "%d", "%C", "%C %y"
  97    *    are not processed separately
  98    */
  99   output_to_template_file ("%Y");
 100   process_getdate_on ("2001");
 101
 102   output_to_template_file ("%Y %m");
 103   res |= process_getdate_on ("2001 3");
 104
 105   output_to_template_file ("%y");
 106   res |= process_getdate_on ("70");
 107
 108   output_to_template_file ("%y %m");
 109   res |= process_getdate_on ("70 3");
 110
 111   output_to_template_file ("%d");
 112   res |= process_getdate_on ("06");
 113
 114   output_to_template_file ("%d %m");
 115   res |= process_getdate_on ("25 3");
 116
 117   output_to_template_file ("%C");
 118   res |= process_getdate_on ("20");
 119
 120   output_to_template_file ("%C %y %m");
 121   res |= process_getdate_on ("20 3 2");
 122
 123   output_to_template_file ("%C %y");
 124   res |= process_getdate_on ("20 5");
 125
 126   /*
 127    * The following testcase reproduces the problem:
 128    * 3. When template is "%Y %m", day of month is not set
 129    *    to 1 as standard requires
 130    */
 131   output_to_template_file ("%Y %m");
 132   res |= process_getdate_on ("2008 3");
 133
 134   return res;
 135 }
 136
 137 #define PREPARE(argc, argv) \
 138   if (argc < 2)                                                         \
 139     {                                                                   \
 140       puts ("Command line: progname template_filename_full_path");      \
 141       exit (1);                                                         \
 142     }                                                                   \
 143   add_temp_file (argv[1])
 144
 145 #define TEST_FUNCTION do_test (argc, argv)
 146 #include "../test-skeleton.c"