| Current Path : /usr/src/contrib/libarchive/libarchive/test/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/libarchive/libarchive/test/test_write_compress_gzip.c |
/*-
* Copyright (c) 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
* in this position and unchanged.
* 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: release/9.1.0/contrib/libarchive/libarchive/test/test_write_compress_gzip.c 229592 2012-01-05 12:06:54Z mm $");
/*
* A basic exercise of gzip reading and writing.
*
* TODO: Add a reference file and make sure we can decompress that.
*/
DEFINE_TEST(test_write_compress_gzip)
{
struct archive_entry *ae;
struct archive* a;
char *buff, *data;
size_t buffsize, datasize;
char path[16];
size_t used1, used2;
int i, r;
buffsize = 2000000;
assert(NULL != (buff = (char *)malloc(buffsize)));
datasize = 10000;
assert(NULL != (data = (char *)malloc(datasize)));
memset(data, 0, datasize);
/*
* Write a 100 files and read them all back.
*/
assert((a = archive_write_new()) != NULL);
assertA(0 == archive_write_set_format_ustar(a));
r = archive_write_set_compression_gzip(a);
if (r == ARCHIVE_FATAL) {
skipping("gzip writing not supported on this platform");
assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
return;
}
assertEqualIntA(a, ARCHIVE_OK,
archive_write_set_bytes_per_block(a, 10));
assertEqualInt(ARCHIVE_COMPRESSION_GZIP, archive_compression(a));
assertEqualString("gzip", archive_compression_name(a));
assertA(0 == archive_write_open_memory(a, buff, buffsize, &used1));
assertEqualInt(ARCHIVE_COMPRESSION_GZIP, archive_compression(a));
assertEqualString("gzip", archive_compression_name(a));
assert((ae = archive_entry_new()) != NULL);
archive_entry_set_filetype(ae, AE_IFREG);
archive_entry_set_size(ae, datasize);
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
archive_entry_copy_pathname(ae, path);
assertA(0 == archive_write_header(a, ae));
assertA(datasize
== (size_t)archive_write_data(a, data, datasize));
}
archive_entry_free(ae);
archive_write_close(a);
assert(0 == archive_write_finish(a));
assert((a = archive_read_new()) != NULL);
assertA(0 == archive_read_support_format_all(a));
r = archive_read_support_compression_gzip(a);
if (r == ARCHIVE_WARN) {
skipping("Can't verify gzip writing by reading back;"
" gzip reading not fully supported on this platform");
} else {
assertEqualIntA(a, ARCHIVE_OK,
archive_read_support_compression_all(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_read_open_memory(a, buff, used1));
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
if (!assertEqualInt(ARCHIVE_OK,
archive_read_next_header(a, &ae)))
break;
assertEqualString(path, archive_entry_pathname(ae));
assertEqualInt((int)datasize, archive_entry_size(ae));
}
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
}
assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
/*
* Repeat the cycle again, this time setting some compression
* options.
*/
assert((a = archive_write_new()) != NULL);
assertA(0 == archive_write_set_format_ustar(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_write_set_bytes_per_block(a, 10));
assertA(0 == archive_write_set_compression_gzip(a));
assertEqualIntA(a, ARCHIVE_WARN,
archive_write_set_compressor_options(a, "nonexistent-option=0"));
assertEqualIntA(a, ARCHIVE_WARN,
archive_write_set_compressor_options(a, "compression-level=abc"));
assertEqualIntA(a, ARCHIVE_WARN,
archive_write_set_compressor_options(a, "compression-level=99"));
assertEqualIntA(a, ARCHIVE_OK,
archive_write_set_compressor_options(a, "compression-level=9"));
assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
assert((ae = archive_entry_new()) != NULL);
archive_entry_copy_pathname(ae, path);
archive_entry_set_size(ae, datasize);
archive_entry_set_filetype(ae, AE_IFREG);
assertA(0 == archive_write_header(a, ae));
assertA(datasize == (size_t)archive_write_data(a, data, datasize));
archive_entry_free(ae);
}
archive_write_close(a);
assert(0 == archive_write_finish(a));
/* Curiously, this test fails; the test data above compresses
* better at default compression than at level 9. */
/*
failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
(int)used2, (int)used1);
assert(used2 < used1);
*/
assert((a = archive_read_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
r = archive_read_support_compression_gzip(a);
if (r == ARCHIVE_WARN) {
skipping("gzip reading not fully supported on this platform");
} else {
assertEqualIntA(a, ARCHIVE_OK,
archive_read_support_compression_all(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_read_open_memory(a, buff, used2));
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
if (!assertEqualInt(ARCHIVE_OK,
archive_read_next_header(a, &ae)))
break;
assertEqualString(path, archive_entry_pathname(ae));
assertEqualInt((int)datasize, archive_entry_size(ae));
}
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
}
assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
/*
* Repeat again, with much lower compression.
*/
assert((a = archive_write_new()) != NULL);
assertA(0 == archive_write_set_format_ustar(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_write_set_bytes_per_block(a, 10));
assertA(0 == archive_write_set_compression_gzip(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_write_set_compressor_options(a, "compression-level=0"));
assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
assert((ae = archive_entry_new()) != NULL);
archive_entry_copy_pathname(ae, path);
archive_entry_set_size(ae, datasize);
archive_entry_set_filetype(ae, AE_IFREG);
assertA(0 == archive_write_header(a, ae));
failure("Writing file %s", path);
assertEqualIntA(a, datasize,
(size_t)archive_write_data(a, data, datasize));
archive_entry_free(ae);
}
archive_write_close(a);
assert(0 == archive_write_finish(a));
/* Level 0 really does result in larger data. */
failure("Compression-level=0 wrote %d bytes; default wrote %d bytes",
(int)used2, (int)used1);
assert(used2 > used1);
assert((a = archive_read_new()) != NULL);
assertA(0 == archive_read_support_format_all(a));
assertA(0 == archive_read_support_compression_all(a));
r = archive_read_support_compression_gzip(a);
if (r == ARCHIVE_WARN) {
skipping("gzip reading not fully supported on this platform");
} else {
assertEqualIntA(a, ARCHIVE_OK,
archive_read_open_memory(a, buff, used2));
for (i = 0; i < 100; i++) {
sprintf(path, "file%03d", i);
if (!assertEqualInt(ARCHIVE_OK,
archive_read_next_header(a, &ae)))
break;
assertEqualString(path, archive_entry_pathname(ae));
assertEqualInt((int)datasize, archive_entry_size(ae));
}
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
}
assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
/*
* Test various premature shutdown scenarios to make sure we
* don't crash or leak memory.
*/
assert((a = archive_write_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
assert((a = archive_write_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
assertEqualInt(ARCHIVE_OK, archive_write_close(a));
assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
assert((a = archive_write_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
assertEqualInt(ARCHIVE_OK, archive_write_close(a));
assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
assert((a = archive_write_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
assertEqualInt(ARCHIVE_OK, archive_write_close(a));
assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
/*
* Clean up.
*/
free(data);
free(buff);
}