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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/libarchive/tar/test/test_option_U_upper.c
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/*-

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 * SPDX-License-Identifier: BSD-2-Clause

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 *

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 * Copyright (c) 2010 Tim Kientzle

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 * All rights reserved.

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 */

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#include "test.h"

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DEFINE_TEST(test_option_U_upper)

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{

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	int r;

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	assertMakeFile("file1", 0644, "file1");

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	assertMakeDir("d1", 0755);

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	assertMakeFile("d1/file1", 0644, "d1/file1");

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	assertEqualInt(0, systemf("%s -cf archive.tar file1 d1/file1", testprog));

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	/*

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	 * bsdtar's man page used to claim that -x without -U would

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	 * not break hard links.  This was and is nonsense.  The first

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	 * two tests here simply verify that existing hard links get

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	 * broken regardless.

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	 */

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	/* Test 1: -x without -U */

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	assertMakeDir("test1", 0755);

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	assertChdir("test1");

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	assertMakeFile("file1", 0644, "file1new");

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	assertMakeHardlink("file2", "file1");

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	assertEqualInt(0,

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	    systemf("%s -xf ../archive.tar >test.out 2>test.err", testprog));

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	assertFileContents("file1", 5, "file1");

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	assertFileContents("file1new", 8, "file2");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 2: -x with -U */

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	assertMakeDir("test2", 0755);

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	assertChdir("test2");

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	assertMakeFile("file1", 0644, "file1new");

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	assertMakeHardlink("file2", "file1");

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	assertEqualInt(0,

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	    systemf("%s -xUf ../archive.tar >test.out 2>test.err", testprog));

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	assertFileContents("file1", 5, "file1");

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	assertFileContents("file1new", 8, "file2");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/*

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	 * -U does make a difference in how bsdtar handles unwanted symlinks,

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	 * though.  It interacts with -P.

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	 */

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	if (!canSymlink())

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		return;

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	/* Test 3: Intermediate dir symlink causes error by default */

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	assertMakeDir("test3", 0755);

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	assertChdir("test3");

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	assertMakeDir("realDir", 0755);

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	assertMakeSymlink("d1", "realDir", 1);

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	r = systemf("%s -xf ../archive.tar d1/file1 >test.out 2>test.err", testprog);

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	assert(r != 0);

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	assertIsSymlink("d1", "realDir", 1);

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	assertFileNotExists("d1/file1");

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	assertEmptyFile("test.out");

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	assertNonEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 4: Intermediate dir symlink gets removed with -U */

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	assertMakeDir("test4", 0755);

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	assertChdir("test4");

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	assertMakeDir("realDir", 0755);

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	assertMakeSymlink("d1", "realDir", 1);

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	assertEqualInt(0,

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	    systemf("%s -xUf ../archive.tar >test.out 2>test.err", testprog));

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	assertIsDir("d1", -1);

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	assertFileContents("d1/file1", 8, "d1/file1");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 5: Intermediate dir symlink is followed with -P */

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	assertMakeDir("test5", 0755);

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	assertChdir("test5");

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	assertMakeDir("realDir", 0755);

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	assertMakeSymlink("d1", "realDir", 1);

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	assertEqualInt(0,

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	    systemf("%s -xPf ../archive.tar d1/file1 >test.out 2>test.err", testprog));

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	assertIsSymlink("d1", "realDir", 1);

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	assertFileContents("d1/file1", 8, "d1/file1");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 6: Intermediate dir symlink is followed with -PU */

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	assertMakeDir("test6", 0755);

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	assertChdir("test6");

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	assertMakeDir("realDir", 0755);

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	assertMakeSymlink("d1", "realDir", 1);

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	assertEqualInt(0,

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	    systemf("%s -xPUf ../archive.tar d1/file1 >test.out 2>test.err", testprog));

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	assertIsSymlink("d1", "realDir", 1);

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	assertFileContents("d1/file1", 8, "d1/file1");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 7: Final file symlink replaced by default */

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	assertMakeDir("test7", 0755);

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	assertChdir("test7");

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	assertMakeDir("d1", 0755);

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	assertMakeFile("d1/realfile1", 0644, "realfile1");

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	assertMakeSymlink("d1/file1", "d1/realfile1", 0);

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	assertEqualInt(0,

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	    systemf("%s -xf ../archive.tar d1/file1 >test.out 2>test.err", testprog));

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	assertIsReg("d1/file1", umasked(0644));

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	assertFileContents("d1/file1", 8, "d1/file1");

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	assertFileContents("realfile1", 9, "d1/realfile1");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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	/* Test 8: Final file symlink replaced with -PU */

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	assertMakeDir("test8", 0755);

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	assertChdir("test8");

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	assertMakeDir("d1", 0755);

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	assertMakeFile("d1/realfile1", 0644, "realfile1");

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	assertMakeSymlink("d1/file1", "d1/realfile1", 0);

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	assertEqualInt(0,

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	    systemf("%s -xPUf ../archive.tar d1/file1 >test.out 2>test.err", testprog));

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	assertIsReg("d1/file1", umasked(0644));

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	assertFileContents("d1/file1", 8, "d1/file1");

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	assertFileContents("realfile1", 9, "d1/realfile1");

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	assertEmptyFile("test.out");

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	assertEmptyFile("test.err");

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	assertChdir("..");

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}

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