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 * Also see test_option_q for additional validation of -r support.
30 */
31DEFINE_TEST(test_option_r)
32{
33	char buff[15];
34	char *p0, *p1;
35	size_t s;
36	FILE *f;
37	int r;
38
39	/* Create a file */
40	f = fopen("f1", "w");
41	if (!assert(f != NULL))
42		return;
43	assertEqualInt(3, fwrite("abc", 1, 3, f));
44	fclose(f);
45
46	/* Archive that one file. */
47	r = systemf("%s cf archive.tar --format=ustar f1 >step1.out 2>step1.err", testprog);
48	failure("Error invoking %s cf archive.tar f1", testprog);
49	assertEqualInt(r, 0);
50
51	/* Verify that nothing went to stdout or stderr. */
52	assertEmptyFile("step1.out");
53	assertEmptyFile("step1.err");
54
55
56	/* Do some basic validation of the constructed archive. */
57	p0 = slurpfile(&s, "archive.tar");
58	if (!assert(p0 != NULL))
59		return;
60	if (!assert(s >= 2048)) {
61		free(p0);
62		return;
63	}
64	assertEqualMem(p0 + 0, "f1", 3);
65	assertEqualMem(p0 + 512, "abc", 3);
66	assertEqualMem(p0 + 1024, "\0\0\0\0\0\0\0\0", 8);
67	assertEqualMem(p0 + 1536, "\0\0\0\0\0\0\0\0", 8);
68
69	/* Edit that file */
70	f = fopen("f1", "w");
71	if (!assert(f != NULL))
72		return;
73	assertEqualInt(3, fwrite("123", 1, 3, f));
74	fclose(f);
75
76	/* Update the archive. */
77	r = systemf("%s rf archive.tar --format=ustar f1 >step2.out 2>step2.err", testprog);
78	failure("Error invoking %s rf archive.tar f1", testprog);
79	assertEqualInt(r, 0);
80
81	/* Verify that nothing went to stdout or stderr. */
82	assertEmptyFile("step2.out");
83	assertEmptyFile("step2.err");
84
85	/* Do some basic validation of the constructed archive. */
86	p1 = slurpfile(&s, "archive.tar");
87	if (!assert(p1 != NULL)) {
88		free(p0);
89		return;
90	}
91	assert(s >= 3072);
92	/* Verify first entry is unchanged. */
93	assertEqualMem(p0, p1, 1024);
94	/* Verify that second entry is correct. */
95	assertEqualMem(p1 + 1024, "f1", 3);
96	assertEqualMem(p1 + 1536, "123", 3);
97	/* Verify end-of-archive marker. */
98	assertEqualMem(p1 + 2048, "\0\0\0\0\0\0\0\0", 8);
99	assertEqualMem(p1 + 2560, "\0\0\0\0\0\0\0\0", 8);
100	free(p0);
101	free(p1);
102
103	/* Unpack both items */
104	assertMakeDir("step3", 0775);
105	assertChdir("step3");
106	r = systemf("%s xf ../archive.tar", testprog);
107	failure("Error invoking %s xf archive.tar", testprog);
108	assertEqualInt(r, 0);
109
110	/* Verify that the second one overwrote the first. */
111	f = fopen("f1", "r");
112	if (assert(f != NULL)) {
113		assertEqualInt(3, fread(buff, 1, 3, f));
114		assertEqualMem(buff, "123", 3);
115		fclose(f);
116	}
117}
118