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 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