1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2003-2007 Tim Kientzle
5 * All rights reserved.
6 */
7 #include "test.h"
8
9 /*
10 * This data would fit onto one line, but it's easier to understand when it's
11 * on mulitple lines (and thus matches the output files).
12 */
13 static const char *cvf_err =
14 "a f\n"
15 "a l\n";
16
17 static const char *tf_out =
18 "f\n"
19 "l\n";
20
21 static const char *xvf_err =
22 "x f\n"
23 "x l\n";
24
25 /*
26 * This string should appear in the verbose listing regardless of platform,
27 * locale, username, or groupname.
28 */
29 static const char * tvf_contains = "l link to f";
30
DEFINE_TEST(test_stdio)31 DEFINE_TEST(test_stdio)
32 {
33 FILE *filelist;
34 char *p;
35 size_t s;
36 int r;
37
38 assertUmask(0);
39
40 /*
41 * Create a couple of files on disk.
42 */
43 /* File */
44 assertMakeFile("f", 0755, "abc");
45 /* Link to above file. */
46 assertMakeHardlink("l", "f");
47
48 /* Create file list (text mode here) */
49 filelist = fopen("filelist", "w");
50 assert(filelist != NULL);
51 fprintf(filelist, "f\n");
52 fprintf(filelist, "l\n");
53 fclose(filelist);
54
55 /*
56 * Archive/dearchive with a variety of options, verifying
57 * stdio paths.
58 */
59
60 /* 'cf' should generate no output unless there's an error. */
61 r = systemf("%s cf archive f l >cf.out 2>cf.err", testprog);
62 assertEqualInt(r, 0);
63 assertEmptyFile("cf.out");
64 assertEmptyFile("cf.err");
65
66 /* 'cvf' should generate file list on stderr, empty stdout. */
67 r = systemf("%s cvf archive f l >cvf.out 2>cvf.err", testprog);
68 assertEqualInt(r, 0);
69 failure("'cv' writes filenames to stderr, nothing to stdout (SUSv2)\n"
70 "Note that GNU tar writes the file list to stdout by default.");
71 assertEmptyFile("cvf.out");
72 assertTextFileContents(cvf_err, "cvf.err");
73
74 /* 'cvf -' should generate file list on stderr, archive on stdout. */
75 r = systemf("%s cvf - f l >cvf-.out 2>cvf-.err", testprog);
76 assertEqualInt(r, 0);
77 failure("cvf - should write archive to stdout");
78 failure("cvf - should write file list to stderr (SUSv2)");
79 assertEqualFile("cvf.err", "cvf-.err");
80 /* Check that stdout from 'cvf -' was a valid archive. */
81 r = systemf("%s tf cvf-.out >cvf-tf.out 2>cvf-tf.err", testprog);
82 assertEqualInt(r, 0);
83 assertEmptyFile("cvf-tf.err");
84 assertTextFileContents(tf_out, "cvf-tf.out");
85
86 /* 'tf' should generate file list on stdout, empty stderr. */
87 r = systemf("%s tf archive >tf.out 2>tf.err", testprog);
88 assertEqualInt(r, 0);
89 assertEmptyFile("tf.err");
90 failure("'t' mode should write results to stdout");
91 assertTextFileContents(tf_out, "tf.out");
92
93 /* 'tvf' should generate file list on stdout, empty stderr. */
94 r = systemf("%s tvf archive >tvf.out 2>tvf.err", testprog);
95 assertEqualInt(r, 0);
96 assertEmptyFile("tvf.err");
97 failure("'tv' mode should write results to stdout");
98 /* Check that it contains a string only found in the verbose listing. */
99 p = slurpfile(&s, "%s", "tvf.out");
100 assert(strstr(p, tvf_contains) != NULL);
101 free(p);
102
103 /* 'tvf -' uses stdin, file list on stdout, empty stderr. */
104 r = systemf("%s tvf - < archive >tvf-.out 2>tvf-.err", testprog);
105 assertEqualInt(r, 0);
106 assertEmptyFile("tvf-.err");
107 failure("'tvf-' mode should write the same results as 'tvf'");
108 assertEqualFile("tvf.out", "tvf-.out");
109
110 /* Basic 'xf' should generate no output on stdout or stderr. */
111 r = systemf("%s xf archive >xf.out 2>xf.err", testprog);
112 assertEqualInt(r, 0);
113 assertEmptyFile("xf.err");
114 assertEmptyFile("xf.out");
115
116 /* 'xvf' should generate list on stderr, empty stdout. */
117 r = systemf("%s xvf archive >xvf.out 2>xvf.err", testprog);
118 assertEqualInt(r, 0);
119 assertEmptyFile("xvf.out");
120 assertTextFileContents(xvf_err, "xvf.err");
121
122 /* 'xvOf' should generate list on stderr, file contents on stdout. */
123 r = systemf("%s xvOf archive >xvOf.out 2>xvOf.err", testprog);
124 assertEqualInt(r, 0);
125 /* Verify xvOf.out is the file contents */
126 p = slurpfile(&s, "xvOf.out");
127 assertEqualInt((int)s, 3);
128 assertEqualMem(p, "abc", 3);
129 assertEqualFile("xvf.err", "xvOf.err");
130 free(p);
131
132 /* 'xvf -' should generate list on stderr, empty stdout. */
133 r = systemf("%s xvf - < archive >xvf-.out 2>xvf-.err", testprog);
134 assertEqualInt(r, 0);
135 assertEmptyFile("xvf-.out");
136 assertEqualFile("xvf.err", "xvf-.err");
137 }
138