1/*- 2 * Copyright (c) 2007-2009 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__FBSDID("$FreeBSD$"); 29 30/* 31 * A basic exercise of lzma reading and writing. 32 * 33 */ 34 35DEFINE_TEST(test_write_compress_lzma) 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; 44 45 buffsize = 2000000; 46 assert(NULL != (buff = (char *)malloc(buffsize))); 47 48 datasize = 10000; 49 assert(NULL != (data = (char *)malloc(datasize))); 50 memset(data, 0, datasize); 51 52 /* 53 * Write a 100 files and read them all back. 54 */ 55 assert((a = archive_write_new()) != NULL); 56 assertA(0 == archive_write_set_format_ustar(a)); 57 r = archive_write_set_compression_lzma(a); 58 if (r == ARCHIVE_FATAL) { 59 skipping("lzma writing not supported on this platform"); 60 assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); 61 return; 62 } 63 assertEqualIntA(a, ARCHIVE_OK, 64 archive_write_set_bytes_per_block(a, 10)); 65 assertEqualInt(ARCHIVE_COMPRESSION_LZMA, archive_compression(a)); 66 assertEqualString("lzma", archive_compression_name(a)); 67 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used1)); 68 assertEqualInt(ARCHIVE_COMPRESSION_LZMA, archive_compression(a)); 69 assertEqualString("lzma", archive_compression_name(a)); 70 assert((ae = archive_entry_new()) != NULL); 71 archive_entry_set_filetype(ae, AE_IFREG); 72 archive_entry_set_size(ae, datasize); 73 for (i = 0; i < 100; i++) { 74 sprintf(path, "file%03d", i); 75 archive_entry_copy_pathname(ae, path); 76 assertA(0 == archive_write_header(a, ae)); 77 assertA(datasize 78 == (size_t)archive_write_data(a, data, datasize)); 79 } 80 archive_entry_free(ae); 81 archive_write_close(a); 82 assert(0 == archive_write_finish(a)); 83 84 assert((a = archive_read_new()) != NULL); 85 assertA(0 == archive_read_support_format_all(a)); 86 r = archive_read_support_compression_lzma(a); 87 if (r == ARCHIVE_WARN) { 88 skipping("Can't verify lzma writing by reading back;" 89 " lzma reading not fully supported on this platform"); 90 } else { 91 assertEqualIntA(a, ARCHIVE_OK, 92 archive_read_support_compression_all(a)); 93 assertEqualIntA(a, ARCHIVE_OK, 94 archive_read_open_memory(a, buff, used1)); 95 for (i = 0; i < 100; i++) { 96 sprintf(path, "file%03d", i); 97 if (!assertEqualInt(ARCHIVE_OK, 98 archive_read_next_header(a, &ae))) 99 break; 100 assertEqualString(path, archive_entry_pathname(ae)); 101 assertEqualInt((int)datasize, archive_entry_size(ae)); 102 } 103 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 104 } 105 assertEqualInt(ARCHIVE_OK, archive_read_finish(a)); 106 107 /* 108 * Repeat the cycle again, this time setting some compression 109 * options. 110 */ 111 assert((a = archive_write_new()) != NULL); 112 assertA(0 == archive_write_set_format_ustar(a)); 113 assertEqualIntA(a, ARCHIVE_OK, 114 archive_write_set_bytes_per_block(a, 10)); 115 assertA(0 == archive_write_set_compression_lzma(a)); 116 assertEqualIntA(a, ARCHIVE_WARN, 117 archive_write_set_compressor_options(a, "nonexistent-option=0")); 118 assertEqualIntA(a, ARCHIVE_WARN, 119 archive_write_set_compressor_options(a, "compression-level=abc")); 120 assertEqualIntA(a, ARCHIVE_WARN, 121 archive_write_set_compressor_options(a, "compression-level=99")); 122 assertEqualIntA(a, ARCHIVE_OK, 123 archive_write_set_compressor_options(a, "compression-level=9")); 124 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2)); 125 for (i = 0; i < 100; i++) { 126 sprintf(path, "file%03d", i); 127 assert((ae = archive_entry_new()) != NULL); 128 archive_entry_copy_pathname(ae, path); 129 archive_entry_set_size(ae, datasize); 130 archive_entry_set_filetype(ae, AE_IFREG); 131 assertA(0 == archive_write_header(a, ae)); 132 assertA(datasize == (size_t)archive_write_data(a, data, datasize)); 133 archive_entry_free(ae); 134 } 135 archive_write_close(a); 136 assert(0 == archive_write_finish(a)); 137 138 139 assert((a = archive_read_new()) != NULL); 140 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 141 r = archive_read_support_compression_lzma(a); 142 if (r == ARCHIVE_WARN) { 143 skipping("lzma reading not fully supported on this platform"); 144 } else { 145 assertEqualIntA(a, ARCHIVE_OK, 146 archive_read_support_compression_all(a)); 147 assertEqualIntA(a, ARCHIVE_OK, 148 archive_read_open_memory(a, buff, used2)); 149 for (i = 0; i < 100; i++) { 150 sprintf(path, "file%03d", i); 151 failure("Trying to read %s", path); 152 if (!assertEqualIntA(a, ARCHIVE_OK, 153 archive_read_next_header(a, &ae))) 154 break; 155 assertEqualString(path, archive_entry_pathname(ae)); 156 assertEqualInt((int)datasize, archive_entry_size(ae)); 157 } 158 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 159 } 160 assertEqualInt(ARCHIVE_OK, archive_read_finish(a)); 161 162 /* 163 * Repeat again, with much lower compression. 164 */ 165 assert((a = archive_write_new()) != NULL); 166 assertA(0 == archive_write_set_format_ustar(a)); 167 assertEqualIntA(a, ARCHIVE_OK, 168 archive_write_set_bytes_per_block(a, 10)); 169 assertA(0 == archive_write_set_compression_lzma(a)); 170 assertEqualIntA(a, ARCHIVE_OK, 171 archive_write_set_compressor_options(a, "compression-level=0")); 172 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2)); 173 for (i = 0; i < 100; i++) { 174 sprintf(path, "file%03d", i); 175 assert((ae = archive_entry_new()) != NULL); 176 archive_entry_copy_pathname(ae, path); 177 archive_entry_set_size(ae, datasize); 178 archive_entry_set_filetype(ae, AE_IFREG); 179 assertA(0 == archive_write_header(a, ae)); 180 failure("Writing file %s", path); 181 assertEqualIntA(a, datasize, 182 (size_t)archive_write_data(a, data, datasize)); 183 archive_entry_free(ae); 184 } 185 archive_write_close(a); 186 assert(0 == archive_write_finish(a)); 187 188 /* It would be nice to assert that compression-level=0 produced 189 * consistently larger/smaller results than the default compression, 190 * but the results here vary a lot depending on the version of liblzma 191 * being used. */ 192 /* 193 failure("Compression-level=0 wrote %d bytes; default wrote %d bytes", 194 (int)used2, (int)used1); 195 assert(used2 > used1); 196 */ 197 198 assert((a = archive_read_new()) != NULL); 199 assertA(0 == archive_read_support_format_all(a)); 200 assertA(0 == archive_read_support_compression_all(a)); 201 r = archive_read_support_compression_lzma(a); 202 if (r == ARCHIVE_WARN) { 203 skipping("lzma reading not fully supported on this platform"); 204 } else { 205 assertEqualIntA(a, ARCHIVE_OK, 206 archive_read_open_memory(a, buff, used2)); 207 for (i = 0; i < 100; i++) { 208 sprintf(path, "file%03d", i); 209 if (!assertEqualInt(ARCHIVE_OK, 210 archive_read_next_header(a, &ae))) 211 break; 212 assertEqualString(path, archive_entry_pathname(ae)); 213 assertEqualInt((int)datasize, archive_entry_size(ae)); 214 } 215 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 216 } 217 assertEqualInt(ARCHIVE_OK, archive_read_finish(a)); 218 219 /* 220 * Test various premature shutdown scenarios to make sure we 221 * don't crash or leak memory. 222 */ 223 assert((a = archive_write_new()) != NULL); 224 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_lzma(a)); 225 assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); 226 227 assert((a = archive_write_new()) != NULL); 228 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_lzma(a)); 229 assertEqualInt(ARCHIVE_OK, archive_write_close(a)); 230 assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); 231 232 assert((a = archive_write_new()) != NULL); 233 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 234 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_lzma(a)); 235 assertEqualInt(ARCHIVE_OK, archive_write_close(a)); 236 assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); 237 238 assert((a = archive_write_new()) != NULL); 239 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a)); 240 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_compression_lzma(a)); 241 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used2)); 242 assertEqualInt(ARCHIVE_OK, archive_write_close(a)); 243 assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); 244 245 /* 246 * Clean up. 247 */ 248 free(data); 249 free(buff); 250} 251