commands/tar/test/test_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: src/usr.bin/tar/test/test_version.c,v 1.2 2008/05/26 17:10:10 kientzle Exp $");
  27
  28 /*
  29  * Test that --version option works and generates reasonable output.
  30  */
  31
  32 DEFINE_TEST(test_version)
  33 {
  34         int r;
  35         char *p, *q;
  36         size_t s;
  37
  38
  39         r = systemf("%s --version >version.stdout 2>version.stderr", testprog);
  40         if (r != 0)
  41                 r = systemf("%s -W version >version.stdout 2>version.stderr",
  42                     testprog);
  43         failure("Unable to run either %s --version or %s -W version",
  44             testprog, testprog);
  45         if (!assert(r == 0))
  46                 return;
  47
  48         /* --version should generate nothing to stdout. */
  49         assertEmptyFile("version.stderr");
  50         /* Verify format of version message. */
  51         q = p = slurpfile(&s, "version.stdout");
  52         /* Version message should start with name of program, then space. */
  53         assert(s > 6);
  54         failure("Version must start with 'bsdtar': ``%s''", p);
  55         if (!assertEqualMem(q, "bsdtar ", 7))
  56                 return;
  57         q += 7; s -= 7;
  58         /* Version number is a series of digits and periods. */
  59         while (s > 0 && (*q == '.' || (*q >= '0' && *q <= '9'))) {
  60                 ++q;
  61                 --s;
  62         }
  63         /* Version number terminated by space. */
  64         failure("No space after bsdtar version: ``%s''", p);
  65         assert(s > 1);
  66         /* Skip a single trailing a,b,c, or d. */
  67         if (*q == 'a' || *q == 'b' || *q == 'c' || *q == 'd')
  68                 ++q;
  69         failure("No space after bsdtar version: ``%s''", p);
  70         assert(*q == ' ');
  71         ++q; --s;
  72         /* Separator. */
  73         failure("No `-' between bsdtar and libarchive versions: ``%s''", p);
  74         assertEqualMem(q, "- ", 2);
  75         q += 2; s -= 2;
  76         /* libarchive name and version number */
  77         failure("Not long enough for libarchive version: ``%s''", p);
  78         assert(s > 11);
  79         failure("Libarchive version must start with `libarchive': ``%s''", p);
  80         assertEqualMem(q, "libarchive ", 11);
  81         q += 11; s -= 11;
  82         /* Version number is a series of digits and periods. */
  83         while (s > 0 && (*q == '.' || (*q >= '0' && *q <= '9'))) {
  84                 ++q;
  85                 --s;
  86         }
  87         /* Skip a single trailing a,b,c, or d. */
  88         if (*q == 'a' || *q == 'b' || *q == 'c' || *q == 'd')
  89                 ++q;
  90         /* All terminated by end-of-line. */
  91         assert(s >= 1);
  92         /* Skip an optional CR character (e.g., Windows) */
  93         failure("Version output must end with \\n or \\r\\n");
  94         if (*q == '\r') { ++q; --s; }
  95         assertEqualMem(q, "\n", 1);
  96         free(p);
  97 }