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Diffstat (limited to 'libarchive/test/test_read_data_large.c')
| -rw-r--r-- | libarchive/test/test_read_data_large.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/libarchive/test/test_read_data_large.c b/libarchive/test/test_read_data_large.c new file mode 100644 index 0000000..fe9120b --- /dev/null +++ b/libarchive/test/test_read_data_large.c @@ -0,0 +1,125 @@ +/*- + * Copyright (c) 2003-2007 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. + * 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: head/lib/libarchive/test/test_read_data_large.c 201247 2009-12-30 05:59:21Z kientzle $"); + +/* + * Test read/write of a 10M block of data in a single operation. + * Uses an in-memory archive with a single 10M entry. Exercises + * archive_read_data() to ensure it can handle large blocks like + * this and also exercises archive_read_data_into_fd() (which + * had a bug relating to this, fixed in Nov 2006). + */ + +#if defined(_WIN32) && !defined(__CYGWIN__) +#define open _open +#define close _close +#endif + +char buff1[11000000]; +char buff2[10000000]; +char buff3[10000000]; + +DEFINE_TEST(test_read_data_large) +{ + struct archive_entry *ae; + struct archive *a; + char tmpfilename[] = "largefile"; + int tmpfilefd; + FILE *f; + unsigned int i; + size_t used; + + /* Create a new archive in memory. */ + assert((a = archive_write_new()) != NULL); + assertA(0 == archive_write_set_format_ustar(a)); + assertA(0 == archive_write_set_compression_none(a)); + assertA(0 == archive_write_open_memory(a, buff1, sizeof(buff1), &used)); + + /* + * Write a file (with random contents) to it. + */ + assert((ae = archive_entry_new()) != NULL); + archive_entry_copy_pathname(ae, "file"); + archive_entry_set_mode(ae, S_IFREG | 0755); + for (i = 0; i < sizeof(buff2); i++) + buff2[i] = (unsigned char)rand(); + archive_entry_set_size(ae, sizeof(buff2)); + assertA(0 == archive_write_header(a, ae)); + archive_entry_free(ae); + assertA((int)sizeof(buff2) == archive_write_data(a, buff2, sizeof(buff2))); + + /* Close out the archive. */ + assertA(0 == archive_write_close(a)); +#if ARCHIVE_VERSION_NUMBER < 2000000 + archive_write_finish(a); +#else + assertA(0 == archive_write_finish(a)); +#endif + + /* Check that archive_read_data can handle 10*10^6 at a pop. */ + assert((a = archive_read_new()) != NULL); + assertA(0 == archive_read_support_format_all(a)); + assertA(0 == archive_read_support_compression_all(a)); + assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1))); + assertA(0 == archive_read_next_header(a, &ae)); + failure("Wrote 10MB, but didn't read the same amount"); + assertEqualIntA(a, sizeof(buff2),archive_read_data(a, buff3, sizeof(buff3))); + failure("Read expected 10MB, but data read didn't match what was written"); + assert(0 == memcmp(buff2, buff3, sizeof(buff3))); + assert(0 == archive_read_close(a)); +#if ARCHIVE_VERSION_NUMBER < 2000000 + archive_read_finish(a); +#else + assert(0 == archive_read_finish(a)); +#endif + + /* Check archive_read_data_into_fd */ + assert((a = archive_read_new()) != NULL); + assertA(0 == archive_read_support_format_all(a)); + assertA(0 == archive_read_support_compression_all(a)); + assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1))); + assertA(0 == archive_read_next_header(a, &ae)); +#if defined(__BORLANDC__) + tmpfilefd = open(tmpfilename, O_WRONLY | O_CREAT | O_BINARY); +#else + tmpfilefd = open(tmpfilename, O_WRONLY | O_CREAT | O_BINARY, 0777); +#endif + assert(tmpfilefd != 0); + assertEqualIntA(a, 0, archive_read_data_into_fd(a, tmpfilefd)); + assert(0 == archive_read_close(a)); +#if ARCHIVE_VERSION_NUMBER < 2000000 + archive_read_finish(a); +#else + assert(0 == archive_read_finish(a)); +#endif + close(tmpfilefd); + + f = fopen(tmpfilename, "rb"); + assert(f != NULL); + assertEqualInt(sizeof(buff3), fread(buff3, 1, sizeof(buff3), f)); + fclose(f); + assert(0 == memcmp(buff2, buff3, sizeof(buff3))); +} |
