1 /*- 2 * Copyright (c) 2007 Tim Kientzle 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 29 /* 30 * A basic exercise of bzip2 reading and writing. 31 * 32 * TODO: Add a reference file and make sure we can decompress that. 33 */ 34 35 DEFINE_TEST(test_write_filter_bzip2) 36 { 37 struct archive_entry *ae; 38 struct archive* a; 39 char *buff, *data; 40 size_t buffsize, datasize; 41 char path[16]; 42 size_t used1, used2; 43 int i, r, use_prog; 44 45 buffsize = 2000000; 46 assert(NULL != (buff = (char *)malloc(buffsize))); 47 if (buff == NULL) 48 return; 49 50 datasize = 10000; 51 assert(NULL != (data = (char *)malloc(datasize))); 52 if (data == NULL) { 53 free(buff); 54 return; 55 } 56 memset(data, 0, datasize); 57 58 /* 59 * Write a 100 files and read them all back. 60 */ 61 assert((a = archive_write_new()) != NULL); 62 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 63 r = archive_write_add_filter_bzip2(a); 64 use_prog = (r == ARCHIVE_WARN && canBzip2()); 65 if (r != ARCHIVE_OK && !use_prog) { 66 skipping("bzip2 writing not supported on this platform"); 67 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 68 free(buff); 69 free(data); 70 return; 71 } 72 73 assertEqualIntA(a, ARCHIVE_OK, 74 archive_write_set_bytes_per_block(a, 10)); 75 assertEqualInt(ARCHIVE_FILTER_BZIP2, archive_filter_code(a, 0)); 76 assertEqualString("bzip2", archive_filter_name(a, 0)); 77 assertEqualIntA(a, ARCHIVE_OK, 78 archive_write_open_memory(a, buff, buffsize, &used1)); 79 assertEqualInt(ARCHIVE_FILTER_BZIP2, archive_filter_code(a, 0)); 80 assertEqualString("bzip2", archive_filter_name(a, 0)); 81 assert((ae = archive_entry_new()) != NULL); 82 archive_entry_set_filetype(ae, AE_IFREG); 83 archive_entry_set_size(ae, datasize); 84 for (i = 0; i < 999; i++) { 85 snprintf(path, sizeof(path), "file%03d", i); 86 archive_entry_copy_pathname(ae, path); 87 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae)); 88 assertA(datasize 89 == (size_t)archive_write_data(a, data, datasize)); 90 } 91 archive_entry_free(ae); 92 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); 93 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 94 95 assert((a = archive_read_new()) != NULL); 96 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 97 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 98 assertEqualIntA(a, ARCHIVE_OK, 99 archive_read_open_memory(a, buff, used1)); 100 for (i = 0; i < 999; i++) { 101 snprintf(path, sizeof(path), "file%03d", i); 102 if (!assertEqualInt(0, archive_read_next_header(a, &ae))) 103 break; 104 assertEqualString(path, archive_entry_pathname(ae)); 105 assertEqualInt((int)datasize, archive_entry_size(ae)); 106 } 107 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 108 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 109 110 /* 111 * Repeat the cycle again, this time setting some compression 112 * options. 113 */ 114 assert((a = archive_write_new()) != NULL); 115 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 116 assertEqualIntA(a, ARCHIVE_OK, 117 archive_write_set_bytes_per_block(a, 10)); 118 if (use_prog) 119 assertEqualIntA(a, ARCHIVE_WARN, 120 archive_write_add_filter_bzip2(a)); 121 else 122 assertEqualIntA(a, ARCHIVE_OK, 123 archive_write_add_filter_bzip2(a)); 124 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a, 125 NULL, "nonexistent-option", "0")); 126 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a, 127 NULL, "compression-level", "abc")); 128 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a, 129 NULL, "compression-level", "99")); 130 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_filter_option(a, 131 NULL, "compression-level", "9")); 132 assertEqualIntA(a, ARCHIVE_OK, 133 archive_write_open_memory(a, buff, buffsize, &used2)); 134 for (i = 0; i < 999; i++) { 135 snprintf(path, sizeof(path), "file%03d", i); 136 assert((ae = archive_entry_new()) != NULL); 137 archive_entry_copy_pathname(ae, path); 138 archive_entry_set_size(ae, datasize); 139 archive_entry_set_filetype(ae, AE_IFREG); 140 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae)); 141 assertA(datasize == (size_t)archive_write_data(a, data, 142 datasize)); 143 archive_entry_free(ae); 144 } 145 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); 146 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 147 148 /* Curiously, this test fails; the test data above compresses 149 * better at default compression than at level 9. */ 150 /* 151 failure("compression-level=9 wrote %d bytes, default wrote %d bytes", 152 (int)used2, (int)used1); 153 assert(used2 < used1); 154 */ 155 156 assert((a = archive_read_new()) != NULL); 157 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 158 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 159 assertEqualIntA(a, ARCHIVE_OK, 160 archive_read_open_memory(a, buff, used2)); 161 for (i = 0; i < 999; i++) { 162 snprintf(path, sizeof(path), "file%03d", i); 163 if (!assertEqualInt(0, archive_read_next_header(a, &ae))) 164 break; 165 assertEqualString(path, archive_entry_pathname(ae)); 166 assertEqualInt((int)datasize, archive_entry_size(ae)); 167 } 168 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 169 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 170 171 /* 172 * Repeat again, with much lower compression. 173 */ 174 assert((a = archive_write_new()) != NULL); 175 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 176 assertEqualIntA(a, ARCHIVE_OK, 177 archive_write_set_bytes_per_block(a, 10)); 178 if (use_prog) 179 assertEqualIntA(a, ARCHIVE_WARN, 180 archive_write_add_filter_bzip2(a)); 181 else 182 assertEqualIntA(a, ARCHIVE_OK, 183 archive_write_add_filter_bzip2(a)); 184 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_filter_option(a, 185 NULL, "compression-level", "1")); 186 assertEqualIntA(a, ARCHIVE_OK, 187 archive_write_open_memory(a, buff, buffsize, &used2)); 188 for (i = 0; i < 999; i++) { 189 snprintf(path, sizeof(path), "file%03d", i); 190 assert((ae = archive_entry_new()) != NULL); 191 archive_entry_copy_pathname(ae, path); 192 archive_entry_set_size(ae, datasize); 193 archive_entry_set_filetype(ae, AE_IFREG); 194 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae)); 195 failure("Writing file %s", path); 196 assertEqualIntA(a, datasize, 197 (size_t)archive_write_data(a, data, datasize)); 198 archive_entry_free(ae); 199 } 200 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); 201 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 202 203 /* Level 0 really does result in larger data. */ 204 failure("Compression-level=0 wrote %d bytes; default wrote %d bytes", 205 (int)used2, (int)used1); 206 assert(used2 > used1); 207 208 assert((a = archive_read_new()) != NULL); 209 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 210 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 211 assertEqualIntA(a, ARCHIVE_OK, 212 archive_read_open_memory(a, buff, used2)); 213 for (i = 0; i < 999; i++) { 214 snprintf(path, sizeof(path), "file%03d", i); 215 if (!assertEqualInt(0, archive_read_next_header(a, &ae))) 216 break; 217 assertEqualString(path, archive_entry_pathname(ae)); 218 assertEqualInt((int)datasize, archive_entry_size(ae)); 219 } 220 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 221 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 222 223 /* 224 * Test various premature shutdown scenarios to make sure we 225 * don't crash or leak memory. 226 */ 227 assert((a = archive_write_new()) != NULL); 228 if (use_prog) 229 assertEqualIntA(a, ARCHIVE_WARN, 230 archive_write_add_filter_bzip2(a)); 231 else 232 assertEqualIntA(a, ARCHIVE_OK, 233 archive_write_add_filter_bzip2(a)); 234 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 235 236 assert((a = archive_write_new()) != NULL); 237 if (use_prog) 238 assertEqualIntA(a, ARCHIVE_WARN, 239 archive_write_add_filter_bzip2(a)); 240 else 241 assertEqualIntA(a, ARCHIVE_OK, 242 archive_write_add_filter_bzip2(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 if (use_prog) 249 assertEqualIntA(a, ARCHIVE_WARN, 250 archive_write_add_filter_bzip2(a)); 251 else 252 assertEqualIntA(a, ARCHIVE_OK, 253 archive_write_add_filter_bzip2(a)); 254 assertEqualInt(ARCHIVE_OK, archive_write_close(a)); 255 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 256 257 assert((a = archive_write_new()) != NULL); 258 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 259 if (use_prog) 260 assertEqualIntA(a, ARCHIVE_WARN, 261 archive_write_add_filter_bzip2(a)); 262 else 263 assertEqualIntA(a, ARCHIVE_OK, 264 archive_write_add_filter_bzip2(a)); 265 assertEqualIntA(a, ARCHIVE_OK, 266 archive_write_open_memory(a, buff, buffsize, &used2)); 267 assertEqualInt(ARCHIVE_OK, archive_write_close(a)); 268 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 269 270 /* 271 * Clean up. 272 */ 273 free(data); 274 free(buff); 275 } 276