/*-

 * Copyright (c) 2003-2007 Tim Kientzle

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "test.h"

__FBSDID("$FreeBSD: head/lib/libarchive/test/test_write_disk_symlink.c 201247 2009-12-30 05:59:21Z kientzle $");

/*

 * Exercise symlink recreation.

 */

DEFINE_TEST(test_write_disk_symlink)

{

	static const char data[]="abcdefghijklmnopqrstuvwxyz";

	struct archive *ad;

	struct archive_entry *ae;

	int r;

	if (!canSymlink()) {

		skipping("Symlinks not supported");

		return;

	}

	/* Write entries to disk. */

	assert((ad = archive_write_disk_new()) != NULL);

	/*

	 * First, create a regular file then a symlink to that file.

	 */

	/* Regular file: link1a */

	assert((ae = archive_entry_new()) != NULL);

	archive_entry_copy_pathname(ae, "link1a");

	archive_entry_set_mode(ae, AE_IFREG | 0755);

	archive_entry_set_size(ae, sizeof(data));

	assertEqualIntA(ad, 0, archive_write_header(ad, ae));

	assertEqualInt(sizeof(data),

	    archive_write_data(ad, data, sizeof(data)));

	assertEqualIntA(ad, 0, archive_write_finish_entry(ad));

	archive_entry_free(ae);

	/* Symbolic Link: link1b -> link1a */

	assert((ae = archive_entry_new()) != NULL);

	archive_entry_copy_pathname(ae, "link1b");

	archive_entry_set_mode(ae, AE_IFLNK | 0642);

	archive_entry_set_size(ae, 0);

	archive_entry_copy_symlink(ae, "link1a");

	assertEqualIntA(ad, 0, r = archive_write_header(ad, ae));

	if (r >= ARCHIVE_WARN)

		assertEqualIntA(ad, 0, archive_write_finish_entry(ad));

	archive_entry_free(ae);

	/*

	 * We should be able to do this in the other order as well,

	 * of course.

	 */

	/* Symbolic link: link2b -> link2a */

	assert((ae = archive_entry_new()) != NULL);

	archive_entry_copy_pathname(ae, "link2b");

	archive_entry_set_mode(ae, AE_IFLNK | 0642);

	archive_entry_unset_size(ae);

	archive_entry_copy_symlink(ae, "link2a");

	assertEqualIntA(ad, 0, r = archive_write_header(ad, ae));

	if (r >= ARCHIVE_WARN) {

		assertEqualInt(ARCHIVE_WARN,

		    archive_write_data(ad, data, sizeof(data)));

		assertEqualIntA(ad, 0, archive_write_finish_entry(ad));

	}

	archive_entry_free(ae);

	/* File: link2a */

	assert((ae = archive_entry_new()) != NULL);

	archive_entry_copy_pathname(ae, "link2a");

	archive_entry_set_mode(ae, AE_IFREG | 0755);

	archive_entry_set_size(ae, sizeof(data));

	assertEqualIntA(ad, 0, archive_write_header(ad, ae));

	assertEqualInt(sizeof(data),

	    archive_write_data(ad, data, sizeof(data)));

	assertEqualIntA(ad, 0, archive_write_finish_entry(ad));

	archive_entry_free(ae);

	assertEqualInt(ARCHIVE_OK, archive_write_free(ad));

	/* Test the entries on disk. */

	/* Test #1 */

	assertIsReg("link1a", -1);

	assertFileSize("link1a", sizeof(data));

	assertFileNLinks("link1a", 1);

	assertIsSymlink("link1b", "link1a");

	/* Test #2: Should produce identical results to test #1 */

	assertIsReg("link2a", -1);

	assertFileSize("link2a", sizeof(data));

	assertFileNLinks("link2a", 1);

	assertIsSymlink("link2b", "link2a");

}