freebsd-nq/lib/libarchive/test/test_compat_gzip.c

98 lines
3.5 KiB
C

/*-
* Copyright (c) 2003-2008 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("$FreeBSD$");
/*
* Verify our ability to read sample files compatibly with gunzip.
*
* In particular:
* * gunzip will read multiple gzip streams, concatenating the output
* * gunzip will stop at the end of a stream if the following data
* doesn't start with a gzip signature.
*/
/*
* All of the sample files have the same contents; they're just
* compressed in different ways.
*/
static void
verify(const char *name)
{
const char *n[7] = { "f1", "f2", "f3", "d1/f1", "d1/f2", "d1/f3", NULL };
struct archive_entry *ae;
struct archive *a;
int i,r;
assert((a = archive_read_new()) != NULL);
r = archive_read_support_compression_gzip(a);
if (r == ARCHIVE_WARN) {
skipping("gzip reading not fully supported on this platform");
assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
return;
}
assertEqualIntA(a, ARCHIVE_OK, r);
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
extract_reference_file(name);
assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 200));
/* Read entries, match up names with list above. */
for (i = 0; i < 6; ++i) {
failure("Could not read file %d (%s) from %s", i, n[i], name);
assertEqualIntA(a, ARCHIVE_OK,
archive_read_next_header(a, &ae));
if (r != ARCHIVE_OK) {
archive_read_finish(a);
return;
}
assertEqualString(n[i], archive_entry_pathname(ae));
}
/* Verify the end-of-archive. */
assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
/* Verify that the format detection worked. */
assertEqualInt(archive_compression(a), ARCHIVE_COMPRESSION_GZIP);
assertEqualString(archive_compression_name(a), "gzip");
assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR);
assertEqualInt(ARCHIVE_OK, archive_read_close(a));
assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
}
DEFINE_TEST(test_compat_gzip)
{
/* This sample has been 'split', each piece compressed separately,
* then concatenated. Gunzip will emit the concatenated result. */
/* Not supported in libarchive 2.6 and earlier */
verify("test_compat_gzip_1.tgz");
/* This sample has been compressed as a single stream, but then
* some unrelated garbage text has been appended to the end. */
verify("test_compat_gzip_2.tgz");
}