contrib/libarchive/libarchive/test/test_write_filter_lzop.c

   1 /*-
   2  * Copyright (c) 2012 Michihiro NAKAJIMA
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer
  10  *    in this position and unchanged.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include "test.h"
  28 __FBSDID("$FreeBSD$");
  29
  30 /*
  31  * A basic exercise of lzop reading and writing.
  32  */
  33
  34 DEFINE_TEST(test_write_filter_lzop)
  35 {
  36         struct archive_entry *ae;
  37         struct archive* a;
  38         char *buff, *data;
  39         size_t buffsize, datasize;
  40         char path[16];
  41         size_t used1, used2;
  42         int i, r, use_prog = 0;
  43
  44         assert((a = archive_write_new()) != NULL);
  45         r = archive_write_add_filter_lzop(a);
  46         if (r != ARCHIVE_OK) {
  47                 if (canLzop() && r == ARCHIVE_WARN)
  48                         use_prog = 1;
  49                 else {
  50                         skipping("lzop writing not supported on this platform");
  51                         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
  52                         return;
  53                 }
  54         }
  55
  56         buffsize = 2000000;
  57         assert(NULL != (buff = (char *)malloc(buffsize)));
  58
  59         datasize = 10000;
  60         assert(NULL != (data = (char *)calloc(1, datasize)));
  61
  62         /*
  63          * Write a 100 files and read them all back.
  64          */
  65         assert((a = archive_write_new()) != NULL);
  66         assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
  67         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
  68             archive_write_add_filter_lzop(a));
  69         assertEqualIntA(a, ARCHIVE_OK,
  70             archive_write_set_bytes_per_block(a, 1024));
  71         assertEqualIntA(a, ARCHIVE_OK,
  72             archive_write_set_bytes_in_last_block(a, 1024));
  73         assertEqualInt(ARCHIVE_FILTER_LZOP, archive_filter_code(a, 0));
  74         assertEqualString("lzop", archive_filter_name(a, 0));
  75         assertEqualIntA(a, ARCHIVE_OK,
  76             archive_write_open_memory(a, buff, buffsize, &used1));
  77         assert((ae = archive_entry_new()) != NULL);
  78         archive_entry_set_filetype(ae, AE_IFREG);
  79         archive_entry_set_size(ae, datasize);
  80         for (i = 0; i < 100; i++) {
  81                 sprintf(path, "file%03d", i);
  82                 archive_entry_copy_pathname(ae, path);
  83                 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
  84                 assertA(datasize
  85                     == (size_t)archive_write_data(a, data, datasize));
  86         }
  87         archive_entry_free(ae);
  88         assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
  89         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
  90
  91         assert((a = archive_read_new()) != NULL);
  92         assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
  93         r = archive_read_support_filter_lzop(a);
  94         if (r == ARCHIVE_WARN) {
  95                 skipping("Can't verify lzop writing by reading back;"
  96                     " lzop reading not fully supported on this platform");
  97         } else {
  98                 assertEqualIntA(a, ARCHIVE_OK,
  99                     archive_read_open_memory(a, buff, used1));
 100                 for (i = 0; i < 100; i++) {
 101                         sprintf(path, "file%03d", i);
 102                         if (!assertEqualInt(ARCHIVE_OK,
 103                                 archive_read_next_header(a, &ae)))
 104                                 break;
 105                         assertEqualString(path, archive_entry_pathname(ae));
 106                         assertEqualInt((int)datasize, archive_entry_size(ae));
 107                 }
 108                 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 109         }
 110         assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 111
 112         /*
 113          * Repeat the cycle again, this time setting some compression
 114          * options.
 115          */
 116         assert((a = archive_write_new()) != NULL);
 117         assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
 118         assertEqualIntA(a, ARCHIVE_OK,
 119             archive_write_set_bytes_per_block(a, 10));
 120         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 121             archive_write_add_filter_lzop(a));
 122         assertEqualIntA(a, ARCHIVE_FAILED,
 123             archive_write_set_options(a, "lzop:nonexistent-option=0"));
 124         assertEqualIntA(a, ARCHIVE_OK,
 125             archive_write_set_options(a, "lzop:compression-level=1"));
 126         assertEqualIntA(a, ARCHIVE_OK,
 127             archive_write_set_filter_option(a, NULL, "compression-level", "9"));
 128         assertEqualIntA(a, ARCHIVE_FAILED,
 129             archive_write_set_filter_option(a, NULL, "compression-level", "abc"));
 130         assertEqualIntA(a, ARCHIVE_FAILED,
 131             archive_write_set_filter_option(a, NULL, "compression-level", "99"));
 132         assertEqualIntA(a, ARCHIVE_OK,
 133             archive_write_set_options(a, "lzop:compression-level=9"));
 134         assertEqualIntA(a, ARCHIVE_OK,
 135             archive_write_open_memory(a, buff, buffsize, &used2));
 136         for (i = 0; i < 100; i++) {
 137                 sprintf(path, "file%03d", i);
 138                 assert((ae = archive_entry_new()) != NULL);
 139                 archive_entry_copy_pathname(ae, path);
 140                 archive_entry_set_size(ae, datasize);
 141                 archive_entry_set_filetype(ae, AE_IFREG);
 142                 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
 143                 assertA(datasize == (size_t)archive_write_data(
 144                     a, data, datasize));
 145                 archive_entry_free(ae);
 146         }
 147         assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
 148         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 149
 150         failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
 151             (int)used2, (int)used1);
 152         assert(used2 < used1);
 153
 154         assert((a = archive_read_new()) != NULL);
 155         assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
 156         r = archive_read_support_filter_lzop(a);
 157         if (r != ARCHIVE_OK && !use_prog) {
 158                 skipping("lzop reading not fully supported on this platform");
 159         } else {
 160                 assertEqualIntA(a, ARCHIVE_OK,
 161                     archive_read_support_filter_all(a));
 162                 assertEqualIntA(a, ARCHIVE_OK,
 163                     archive_read_open_memory(a, buff, used2));
 164                 for (i = 0; i < 100; i++) {
 165                         sprintf(path, "file%03d", i);
 166                         if (!assertEqualInt(ARCHIVE_OK,
 167                                 archive_read_next_header(a, &ae)))
 168                                 break;
 169                         assertEqualString(path, archive_entry_pathname(ae));
 170                         assertEqualInt((int)datasize, archive_entry_size(ae));
 171                 }
 172                 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 173         }
 174         assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 175
 176         /*
 177          * Repeat again, with much lower compression.
 178          */
 179         assert((a = archive_write_new()) != NULL);
 180         assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
 181         assertEqualIntA(a, ARCHIVE_OK,
 182             archive_write_set_bytes_per_block(a, 10));
 183         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 184             archive_write_add_filter_lzop(a));
 185         assertEqualIntA(a, ARCHIVE_OK,
 186             archive_write_set_filter_option(a, NULL, "compression-level", "1"));
 187         assertEqualIntA(a, ARCHIVE_OK,
 188             archive_write_open_memory(a, buff, buffsize, &used2));
 189         for (i = 0; i < 100; i++) {
 190                 sprintf(path, "file%03d", i);
 191                 assert((ae = archive_entry_new()) != NULL);
 192                 archive_entry_copy_pathname(ae, path);
 193                 archive_entry_set_size(ae, datasize);
 194                 archive_entry_set_filetype(ae, AE_IFREG);
 195                 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
 196                 failure("Writing file %s", path);
 197                 assertEqualIntA(a, datasize,
 198                     (size_t)archive_write_data(a, data, datasize));
 199                 archive_entry_free(ae);
 200         }
 201         assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
 202         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 203
 204 #if 0
 205         failure("Compression-level=1 wrote %d bytes; default wrote %d bytes",
 206             (int)used2, (int)used1);
 207         assert(used2 > used1);
 208 #endif
 209
 210         assert((a = archive_read_new()) != NULL);
 211         assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
 212         assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
 213         r = archive_read_support_filter_lzop(a);
 214         if (r == ARCHIVE_WARN) {
 215                 skipping("lzop reading not fully supported on this platform");
 216         } else {
 217                 assertEqualIntA(a, ARCHIVE_OK,
 218                     archive_read_open_memory(a, buff, used2));
 219                 for (i = 0; i < 100; i++) {
 220                         sprintf(path, "file%03d", i);
 221                         if (!assertEqualInt(ARCHIVE_OK,
 222                                 archive_read_next_header(a, &ae)))
 223                                 break;
 224                         assertEqualString(path, archive_entry_pathname(ae));
 225                         assertEqualInt((int)datasize, archive_entry_size(ae));
 226                 }
 227                 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 228         }
 229         assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 230
 231         /*
 232          * Test various premature shutdown scenarios to make sure we
 233          * don't crash or leak memory.
 234          */
 235         assert((a = archive_write_new()) != NULL);
 236         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 237             archive_write_add_filter_lzop(a));
 238         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 239
 240         assert((a = archive_write_new()) != NULL);
 241         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 242             archive_write_add_filter_lzop(a));
 243         assertEqualInt(ARCHIVE_OK, archive_write_close(a));
 244         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 245
 246         assert((a = archive_write_new()) != NULL);
 247         assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
 248         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 249             archive_write_add_filter_lzop(a));
 250         assertEqualInt(ARCHIVE_OK, archive_write_close(a));
 251         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 252
 253         assert((a = archive_write_new()) != NULL);
 254         assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
 255         assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
 256             archive_write_add_filter_lzop(a));
 257         assertEqualIntA(a, ARCHIVE_OK,
 258             archive_write_open_memory(a, buff, buffsize, &used2));
 259         assertEqualInt(ARCHIVE_OK, archive_write_close(a));
 260         assertEqualInt(ARCHIVE_OK, archive_write_free(a));
 261
 262         /*
 263          * Clean up.
 264          */
 265         free(data);
 266         free(buff);
 267 }