xref: /freebsd/contrib/libarchive/cpio/test/test_option_version.c (revision 27067774dce3388702a4cf744d7096c6fb71b688)
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, "- ", 2);
63 	q += 2; s -= 2;
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 	/* Skip arbitrary third-party version numbers. */
78 	while (s > 0 && (*q == ' ' || *q == '-' || *q == '/' || *q == '.' || isalnum(*q))) {
79 		++q;
80 		--s;
81 	}
82 	/* All terminated by end-of-line: \r, \r\n, or \n */
83 	assert(s >= 1);
84 	failure("Version: %s", p);
85 	if (*q == '\x0d') {
86 		if (q[1] != '\0')
87 			assertEqualMem(q, "\x0d\x0a", 2);
88 	} else
89 		assertEqualMem(q, "\x0a", 1);
90 }
91 
92 
93 DEFINE_TEST(test_option_version)
94 {
95 	int r;
96 	char *p;
97 	size_t s;
98 
99 	r = systemf("%s --version >version.stdout 2>version.stderr", testprog);
100 	if (r != 0)
101 		r = systemf("%s -W version >version.stdout 2>version.stderr",
102 		    testprog);
103 	failure("Unable to run either %s --version or %s -W version",
104 	    testprog, testprog);
105 	if (!assert(r == 0))
106 		return;
107 
108 	/* --version should generate nothing to stderr. */
109 	assertEmptyFile("version.stderr");
110 	/* Verify format of version message. */
111 	p = slurpfile(&s, "version.stdout");
112 	verify(p, s);
113 	free(p);
114 }
115