xar: Fix another infinite loop and expat error handling (#2150)

[thirdparty/libarchive.git] / libarchive / test / test_read_format_xar_doublelink.c

/*-
 * Copyright (c) 2024 Martin Matuska
 * 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"

#define __LIBARCHIVE_BUILD

DEFINE_TEST(test_read_format_xar_doublelink)
{
	const char *refname = "test_read_format_xar_doublelink.xar";
	struct archive *a;
	struct archive_entry *ae;

	extract_reference_file(refname);

	/* Verify with seeking reader. */
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
        if(ARCHIVE_OK != archive_read_support_format_xar(a)) {
                skipping("XAR format unsupported");
                assertEqualInt(ARCHIVE_OK, archive_read_free(a));
                return;
        }
	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, refname,
	    10240));

	assertA(ARCHIVE_FATAL == archive_read_next_header(a, &ae));
	assertEqualString(archive_error_string(a),
		"File with multiple link attributes");
	assert(archive_errno(a) != 0);

	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
}