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253 lines
9.9 KiB
253 lines
9.9 KiB
15 years ago
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/*-
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* Copyright (c) 2007 Tim Kientzle
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer
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* in this position and unchanged.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "test.h"
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__FBSDID("$FreeBSD$");
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/*
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* A basic exercise of gzip reading and writing.
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*
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* TODO: Add a reference file and make sure we can decompress that.
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*/
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DEFINE_TEST(test_write_compress_gzip)
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{
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struct archive_entry *ae;
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struct archive* a;
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char *buff, *data;
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size_t buffsize, datasize;
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char path[16];
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size_t used1, used2;
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int i, r;
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buffsize = 2000000;
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assert(NULL != (buff = (char *)malloc(buffsize)));
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datasize = 10000;
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assert(NULL != (data = (char *)malloc(datasize)));
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memset(data, 0, datasize);
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/*
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* Write a 100 files and read them all back.
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*/
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assert((a = archive_write_new()) != NULL);
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assertA(0 == archive_write_set_format_ustar(a));
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r = archive_write_set_compression_gzip(a);
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if (r == ARCHIVE_FATAL) {
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skipping("gzip writing not supported on this platform");
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assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
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return;
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}
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_set_bytes_per_block(a, 10));
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assertEqualInt(ARCHIVE_COMPRESSION_GZIP, archive_compression(a));
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assertEqualString("gzip", archive_compression_name(a));
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assertA(0 == archive_write_open_memory(a, buff, buffsize, &used1));
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assertEqualInt(ARCHIVE_COMPRESSION_GZIP, archive_compression(a));
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assertEqualString("gzip", archive_compression_name(a));
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_set_filetype(ae, AE_IFREG);
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archive_entry_set_size(ae, datasize);
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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archive_entry_copy_pathname(ae, path);
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assertA(0 == archive_write_header(a, ae));
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assertA(datasize
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== (size_t)archive_write_data(a, data, datasize));
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}
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archive_entry_free(ae);
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archive_write_close(a);
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assert(0 == archive_write_finish(a));
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assert((a = archive_read_new()) != NULL);
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assertA(0 == archive_read_support_format_all(a));
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r = archive_read_support_compression_gzip(a);
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if (r == ARCHIVE_WARN) {
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skipping("Can't verify gzip writing by reading back;"
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" gzip reading not fully supported on this platform");
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} else {
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assertEqualIntA(a, ARCHIVE_OK,
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archive_read_support_compression_all(a));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_read_open_memory(a, buff, used1));
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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if (!assertEqualInt(ARCHIVE_OK,
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archive_read_next_header(a, &ae)))
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break;
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assertEqualString(path, archive_entry_pathname(ae));
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assertEqualInt((int)datasize, archive_entry_size(ae));
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}
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assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
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}
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assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
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/*
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* Repeat the cycle again, this time setting some compression
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* options.
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*/
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assert((a = archive_write_new()) != NULL);
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assertA(0 == archive_write_set_format_ustar(a));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_set_bytes_per_block(a, 10));
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assertA(0 == archive_write_set_compression_gzip(a));
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assertEqualIntA(a, ARCHIVE_WARN,
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archive_write_set_compressor_options(a, "nonexistent-option=0"));
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assertEqualIntA(a, ARCHIVE_WARN,
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archive_write_set_compressor_options(a, "compression-level=abc"));
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assertEqualIntA(a, ARCHIVE_WARN,
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archive_write_set_compressor_options(a, "compression-level=99"));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_set_compressor_options(a, "compression-level=9"));
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assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, path);
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archive_entry_set_size(ae, datasize);
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archive_entry_set_filetype(ae, AE_IFREG);
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assertA(0 == archive_write_header(a, ae));
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assertA(datasize == (size_t)archive_write_data(a, data, datasize));
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archive_entry_free(ae);
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}
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archive_write_close(a);
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assert(0 == archive_write_finish(a));
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/* Curiously, this test fails; the test data above compresses
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* better at default compression than at level 9. */
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/*
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failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
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(int)used2, (int)used1);
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assert(used2 < used1);
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*/
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assert((a = archive_read_new()) != NULL);
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assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
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r = archive_read_support_compression_gzip(a);
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if (r == ARCHIVE_WARN) {
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skipping("gzip reading not fully supported on this platform");
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} else {
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assertEqualIntA(a, ARCHIVE_OK,
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archive_read_support_compression_all(a));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_read_open_memory(a, buff, used2));
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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if (!assertEqualInt(ARCHIVE_OK,
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archive_read_next_header(a, &ae)))
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break;
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assertEqualString(path, archive_entry_pathname(ae));
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assertEqualInt((int)datasize, archive_entry_size(ae));
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}
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assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
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}
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assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
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/*
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* Repeat again, with much lower compression.
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*/
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assert((a = archive_write_new()) != NULL);
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assertA(0 == archive_write_set_format_ustar(a));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_set_bytes_per_block(a, 10));
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assertA(0 == archive_write_set_compression_gzip(a));
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_set_compressor_options(a, "compression-level=0"));
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assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, path);
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archive_entry_set_size(ae, datasize);
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archive_entry_set_filetype(ae, AE_IFREG);
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assertA(0 == archive_write_header(a, ae));
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failure("Writing file %s", path);
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assertEqualIntA(a, datasize,
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(size_t)archive_write_data(a, data, datasize));
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archive_entry_free(ae);
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}
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archive_write_close(a);
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assert(0 == archive_write_finish(a));
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/* Level 0 really does result in larger data. */
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failure("Compression-level=0 wrote %d bytes; default wrote %d bytes",
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(int)used2, (int)used1);
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assert(used2 > used1);
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assert((a = archive_read_new()) != NULL);
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assertA(0 == archive_read_support_format_all(a));
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assertA(0 == archive_read_support_compression_all(a));
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r = archive_read_support_compression_gzip(a);
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if (r == ARCHIVE_WARN) {
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skipping("gzip reading not fully supported on this platform");
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} else {
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assertEqualIntA(a, ARCHIVE_OK,
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archive_read_open_memory(a, buff, used2));
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for (i = 0; i < 100; i++) {
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sprintf(path, "file%03d", i);
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if (!assertEqualInt(ARCHIVE_OK,
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archive_read_next_header(a, &ae)))
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break;
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assertEqualString(path, archive_entry_pathname(ae));
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assertEqualInt((int)datasize, archive_entry_size(ae));
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}
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assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
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}
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assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
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/*
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* Test various premature shutdown scenarios to make sure we
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* don't crash or leak memory.
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*/
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assert((a = archive_write_new()) != NULL);
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
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assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
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assert((a = archive_write_new()) != NULL);
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
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assertEqualInt(ARCHIVE_OK, archive_write_close(a));
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assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
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assert((a = archive_write_new()) != NULL);
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
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assertEqualInt(ARCHIVE_OK, archive_write_close(a));
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assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
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assert((a = archive_write_new()) != NULL);
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
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assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_gzip(a));
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assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2));
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assertEqualInt(ARCHIVE_OK, archive_write_close(a));
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assertEqualInt(ARCHIVE_OK, archive_write_finish(a));
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/*
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* Clean up.
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*/
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free(data);
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free(buff);
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}
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