1 /*- 2 * Copyright (c) 2020 Martin Matuska 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 DEFINE_TEST(test_option_safe_writes) 29 { 30 /* Create files */ 31 assertMakeDir("in", 0755); 32 assertEqualInt(0, chdir("in")); 33 assertMakeFile("f", 0644, "a"); 34 assertMakeFile("fh", 0644, "b"); 35 assertMakeFile("d", 0644, "c"); 36 assertMakeFile("fs", 0644, "d"); 37 assertMakeFile("ds", 0644, "e"); 38 assertEqualInt(0, chdir("..")); 39 40 /* Tar files up */ 41 assertEqualInt(0, 42 systemf("%s -c -C in -f t.tar f fh d fs ds " 43 ">pack.out 2>pack.err", testprog)); 44 45 /* Verify that nothing went to stdout or stderr. */ 46 assertEmptyFile("pack.err"); 47 assertEmptyFile("pack.out"); 48 49 /* Create various objects */ 50 assertMakeDir("out", 0755); 51 assertEqualInt(0, chdir("out")); 52 assertMakeFile("f", 0644, "a"); 53 assertMakeHardlink("fh", "f"); 54 assertMakeDir("d", 0755); 55 if (canSymlink()) { 56 assertMakeSymlink("fs", "f", 0); 57 assertMakeSymlink("ds", "d", 1); 58 } 59 assertEqualInt(0, chdir("..")); 60 61 /* Extract created archive withe safe writes */ 62 assertEqualInt(0, 63 systemf("%s -x -C out --safe-writes -f t.tar " 64 ">unpack.out 2>unpack.err", testprog)); 65 66 /* Verify that nothing went to stdout or stderr. */ 67 assertEmptyFile("unpack.err"); 68 assertEmptyFile("unpack.out"); 69 70 /* Verify that files were overwritten properly */ 71 assertEqualInt(0, chdir("out")); 72 assertTextFileContents("a","f"); 73 assertTextFileContents("b","fh"); 74 assertTextFileContents("c","d"); 75 assertTextFileContents("d","fs"); 76 assertTextFileContents("e","ds"); 77 } 78