1228753Smm/*-
2228753Smm * Copyright (c) 2003-2007 Tim Kientzle
3228753Smm * All rights reserved.
4228753Smm *
5228753Smm * Redistribution and use in source and binary forms, with or without
6228753Smm * modification, are permitted provided that the following conditions
7228753Smm * are met:
8228753Smm * 1. Redistributions of source code must retain the above copyright
9228753Smm *    notice, this list of conditions and the following disclaimer.
10228753Smm * 2. Redistributions in binary form must reproduce the above copyright
11228753Smm *    notice, this list of conditions and the following disclaimer in the
12228753Smm *    documentation and/or other materials provided with the distribution.
13228753Smm *
14228753Smm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15228753Smm * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16228753Smm * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17228753Smm * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18228753Smm * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19228753Smm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20228753Smm * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21228753Smm * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22228753Smm * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23228753Smm * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24228753Smm */
25228753Smm#include "test.h"
26228763Smm__FBSDID("$FreeBSD$");
27228753Smm
28228753Smm/*
29228753Smm * Check that an "empty" cpio archive is correctly created.
30228753Smm */
31228753Smm
32228753Smm/* Here's what an empty cpio archive should look like. */
33228753Smmstatic char ref[] =
34228753Smm"070707"  /* Magic number */
35228753Smm"000000"  /* Dev = 0 */
36228753Smm"000000"  /* ino = 0 */
37228753Smm"000000"  /* mode = 0 */
38228753Smm"000000"  /* uid = 0 */
39228753Smm"000000"  /* gid = 0 */
40228753Smm"000001"  /* nlink = 1 */
41228753Smm"000000"  /* rdev = 0 */
42228753Smm"00000000000" /* mtime = 0 */
43228753Smm"000013"  /* Namesize = 11 */
44228753Smm"00000000000" /* filesize = 0 */
45228753Smm"TRAILER!!!\0"; /* Name */
46228753Smm
47228753SmmDEFINE_TEST(test_write_format_cpio_empty)
48228753Smm{
49228753Smm	struct archive *a;
50228753Smm	char buff[2048];
51228753Smm	size_t used;
52228753Smm
53228753Smm	/* Create a new archive in memory. */
54228753Smm	assert((a = archive_write_new()) != NULL);
55228753Smm	assertA(0 == archive_write_set_format_cpio(a));
56248616Smm	assertA(0 == archive_write_add_filter_none(a));
57228753Smm	/* 1-byte block size ensures we see only the required bytes. */
58228753Smm	/* We're not testing the padding here. */
59228753Smm	assertA(0 == archive_write_set_bytes_per_block(a, 1));
60228753Smm	assertA(0 == archive_write_set_bytes_in_last_block(a, 1));
61228753Smm	assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
62228753Smm
63228753Smm	/* Close out the archive. */
64232153Smm	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
65232153Smm	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
66228753Smm
67228753Smm	failure("Empty cpio archive should be exactly 87 bytes, was %d.", used);
68228753Smm	assert(used == 87);
69228753Smm	failure("Empty cpio archive is incorrectly formatted.");
70228753Smm	assertEqualMem(buff, ref, 87);
71228753Smm}
72