external/bsd/libarchive/dist/cpio/test/test_option_version.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("$FreeBSD$");
  27
  28 /*
  29  * Test that --version option works and generates reasonable output.
  30  */
  31
  32 static void
  33 verify(const char *p, size_t s)
  34 {
  35         const char *q = p;
  36
  37         /* Version message should start with name of program, then space. */
  38         failure("version message too short:", p);
  39         if (!assert(s > 6))
  40                 return;
  41         failure("Version message should begin with 'bsdcpio': %s", p);
  42         if (!assertEqualMem(q, "bsdcpio ", 8))
  43                 /* If we're not testing bsdcpio, don't keep going. */
  44                 return;
  45         q += 8; s -= 8;
  46         /* Version number is a series of digits and periods. */
  47         while (s > 0 && (*q == '.' || (*q >= '0' && *q <= '9'))) {
  48                 ++q;
  49                 --s;
  50         }
  51         /* Version number terminated by space. */
  52         failure("Version: %s", p);
  53         assert(s > 1);
  54         /* Skip a single trailing a,b,c, or d. */
  55         if (*q == 'a' || *q == 'b' || *q == 'c' || *q == 'd')
  56                 ++q;
  57         failure("Version: %s", p);
  58         assert(*q == ' ');
  59         ++q; --s;
  60         /* Separator. */
  61         failure("Version: %s", p);
  62         assertEqualMem(q, "-- ", 3);
  63         q += 3; s -= 3;
  64         /* libarchive name and version number */
  65         assert(s > 11);
  66         failure("Version: %s", p);
  67         assertEqualMem(q, "libarchive ", 11);
  68         q += 11; s -= 11;
  69         /* Version number is a series of digits and periods. */
  70         while (s > 0 && (*q == '.' || (*q >= '0' && *q <= '9'))) {
  71                 ++q;
  72                 --s;
  73         }
  74         /* Skip a single trailing a,b,c, or d. */
  75         if (*q == 'a' || *q == 'b' || *q == 'c' || *q == 'd')
  76                 ++q;
  77         /* All terminated by a newline. */
  78         assert(s >= 1);
  79         failure("Version: %s", p);
  80         assertEqualMem(q, "\n", 1);
  81 }
  82
  83
  84 DEFINE_TEST(test_option_version)
  85 {
  86         int r;
  87         char *p;
  88         size_t s;
  89
  90         r = systemf("%s --version >version.stdout 2>version.stderr", testprog);
  91         if (r != 0)
  92                 r = systemf("%s -W version >version.stdout 2>version.stderr",
  93                     testprog);
  94         failure("Unable to run either %s --version or %s -W version",
  95             testprog, testprog);
  96         if (!assert(r == 0))
  97                 return;
  98
  99         /* --version should generate nothing to stderr. */
 100         assertEmptyFile("version.stderr");
 101         /* Verify format of version message. */
 102         p = slurpfile(&s, "version.stdout");
 103         verify(p, s);
 104         free(p);
 105 }