121 lines
4.1 KiB
C
121 lines
4.1 KiB
C
/*-
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* Copyright (c) 2003-2007 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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* 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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DEFINE_TEST(test_empty_write)
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{
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char buff[32768];
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struct archive_entry *ae;
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struct archive *a;
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size_t used;
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int r;
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/*
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* Exercise a zero-byte write to a gzip-compressed archive.
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*/
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/* Create a new archive in memory. */
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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("Empty write to gzip-compressed archive");
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} else {
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assertEqualIntA(a, ARCHIVE_OK, r);
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_open_memory(a, buff, sizeof(buff), &used));
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/* Write a file to it. */
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, "file");
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archive_entry_set_mode(ae, S_IFREG | 0755);
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archive_entry_set_size(ae, 0);
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assertA(0 == archive_write_header(a, ae));
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archive_entry_free(ae);
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/* THE TEST: write zero bytes to this entry. */
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/* This used to crash. */
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assertEqualIntA(a, 0, archive_write_data(a, "", 0));
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/* Close out the archive. */
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assertA(0 == archive_write_close(a));
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assertA(0 == archive_write_finish(a));
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}
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/*
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* Again, with bzip2 compression.
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*/
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/* Create a new archive in memory. */
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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_bzip2(a);
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if (r == ARCHIVE_FATAL) {
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skipping("Empty write to bzip2-compressed archive");
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} else {
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assertEqualIntA(a, ARCHIVE_OK, r);
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assertEqualIntA(a, ARCHIVE_OK,
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archive_write_open_memory(a, buff, sizeof(buff), &used));
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/* Write a file to it. */
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, "file");
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archive_entry_set_mode(ae, S_IFREG | 0755);
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archive_entry_set_size(ae, 0);
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assertA(0 == archive_write_header(a, ae));
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archive_entry_free(ae);
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/* THE TEST: write zero bytes to this entry. */
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assertEqualIntA(a, 0, archive_write_data(a, "", 0));
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/* Close out the archive. */
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assertA(0 == archive_write_close(a));
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assertA(0 == archive_write_finish(a));
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}
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/*
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* For good measure, one more time with no compression.
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*/
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/* Create a new archive in memory. */
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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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assertA(0 == archive_write_set_compression_none(a));
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assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
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/* Write a file to it. */
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, "file");
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archive_entry_set_mode(ae, S_IFREG | 0755);
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archive_entry_set_size(ae, 0);
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assertA(0 == archive_write_header(a, ae));
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archive_entry_free(ae);
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/* THE TEST: write zero bytes to this entry. */
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assertEqualIntA(a, 0, archive_write_data(a, "", 0));
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/* Close out the archive. */
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assertA(0 == archive_write_close(a));
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assertA(0 == archive_write_finish(a));
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}
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