Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "ziparchive/zip_archive.h" |
| 18 | |
Narayan Kamath | 00a258c | 2013-12-13 16:06:19 +0000 | [diff] [blame] | 19 | #include <errno.h> |
| 20 | #include <getopt.h> |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 21 | #include <stdio.h> |
Narayan Kamath | 00a258c | 2013-12-13 16:06:19 +0000 | [diff] [blame] | 22 | #include <unistd.h> |
| 23 | #include <vector> |
| 24 | |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 25 | #include <gtest/gtest.h> |
| 26 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 27 | static std::string test_data_dir; |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 28 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 29 | static const std::string kValidZip = "valid.zip"; |
| 30 | |
| 31 | static const uint8_t kATxtContents[] = { |
| 32 | 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', |
| 33 | 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', |
| 34 | '\n' |
| 35 | }; |
| 36 | |
| 37 | static const uint8_t kBTxtContents[] = { |
| 38 | 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', |
| 39 | '\n' |
| 40 | }; |
| 41 | |
| 42 | static int32_t OpenArchiveWrapper(const std::string& name, |
| 43 | ZipArchiveHandle* handle) { |
| 44 | const std::string abs_path = test_data_dir + "/" + name; |
| 45 | return OpenArchive(abs_path.c_str(), handle); |
| 46 | } |
| 47 | |
| 48 | static void AssertNameEquals(const std::string& name_str, |
| 49 | const ZipEntryName& name) { |
| 50 | ASSERT_EQ(name_str.size(), name.name_length); |
| 51 | ASSERT_EQ(0, memcmp(name_str.c_str(), name.name, name.name_length)); |
| 52 | } |
| 53 | |
| 54 | TEST(ziparchive, Open) { |
| 55 | ZipArchiveHandle handle; |
| 56 | ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle)); |
| 57 | |
| 58 | CloseArchive(handle); |
| 59 | } |
| 60 | |
| 61 | TEST(ziparchive, Iteration) { |
| 62 | ZipArchiveHandle handle; |
| 63 | ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle)); |
| 64 | |
| 65 | void* iteration_cookie; |
| 66 | ASSERT_EQ(0, StartIteration(handle, &iteration_cookie, NULL)); |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 67 | |
| 68 | ZipEntry data; |
| 69 | ZipEntryName name; |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 70 | |
| 71 | // b/c.txt |
| 72 | ASSERT_EQ(0, Next(iteration_cookie, &data, &name)); |
| 73 | AssertNameEquals("b/c.txt", name); |
| 74 | |
| 75 | // b/d.txt |
| 76 | ASSERT_EQ(0, Next(iteration_cookie, &data, &name)); |
| 77 | AssertNameEquals("b/d.txt", name); |
| 78 | |
| 79 | // a.txt |
| 80 | ASSERT_EQ(0, Next(iteration_cookie, &data, &name)); |
| 81 | AssertNameEquals("a.txt", name); |
| 82 | |
| 83 | // b.txt |
| 84 | ASSERT_EQ(0, Next(iteration_cookie, &data, &name)); |
| 85 | AssertNameEquals("b.txt", name); |
| 86 | |
| 87 | // b/ |
| 88 | ASSERT_EQ(0, Next(iteration_cookie, &data, &name)); |
| 89 | AssertNameEquals("b/", name); |
| 90 | |
| 91 | // End of iteration. |
| 92 | ASSERT_EQ(-1, Next(iteration_cookie, &data, &name)); |
| 93 | |
| 94 | CloseArchive(handle); |
| 95 | } |
| 96 | |
| 97 | TEST(ziparchive, FindEntry) { |
| 98 | ZipArchiveHandle handle; |
| 99 | ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle)); |
| 100 | |
| 101 | ZipEntry data; |
| 102 | ASSERT_EQ(0, FindEntry(handle, "a.txt", &data)); |
| 103 | |
| 104 | // Known facts about a.txt, from zipinfo -v. |
| 105 | ASSERT_EQ(63, data.offset); |
| 106 | ASSERT_EQ(kCompressDeflated, data.method); |
| 107 | ASSERT_EQ(static_cast<uint32_t>(17), data.uncompressed_length); |
| 108 | ASSERT_EQ(static_cast<uint32_t>(13), data.compressed_length); |
| 109 | ASSERT_EQ(0x950821c5, data.crc32); |
| 110 | |
| 111 | // An entry that doesn't exist. Should be a negative return code. |
| 112 | ASSERT_LT(FindEntry(handle, "nonexistent.txt", &data), 0); |
| 113 | |
| 114 | CloseArchive(handle); |
| 115 | } |
| 116 | |
| 117 | TEST(ziparchive, ExtractToMemory) { |
| 118 | ZipArchiveHandle handle; |
| 119 | ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle)); |
| 120 | |
| 121 | // An entry that's deflated. |
| 122 | ZipEntry data; |
| 123 | ASSERT_EQ(0, FindEntry(handle, "a.txt", &data)); |
| 124 | const uint32_t a_size = data.uncompressed_length; |
| 125 | ASSERT_EQ(a_size, sizeof(kATxtContents)); |
| 126 | uint8_t* buffer = new uint8_t[a_size]; |
| 127 | ASSERT_EQ(0, ExtractToMemory(handle, &data, buffer, a_size)); |
| 128 | ASSERT_EQ(0, memcmp(buffer, kATxtContents, a_size)); |
| 129 | delete[] buffer; |
| 130 | |
| 131 | // An entry that's stored. |
| 132 | ASSERT_EQ(0, FindEntry(handle, "b.txt", &data)); |
| 133 | const uint32_t b_size = data.uncompressed_length; |
| 134 | ASSERT_EQ(b_size, sizeof(kBTxtContents)); |
| 135 | buffer = new uint8_t[b_size]; |
| 136 | ASSERT_EQ(0, ExtractToMemory(handle, &data, buffer, b_size)); |
| 137 | ASSERT_EQ(0, memcmp(buffer, kBTxtContents, b_size)); |
| 138 | delete[] buffer; |
| 139 | |
| 140 | CloseArchive(handle); |
| 141 | } |
| 142 | |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 143 | static const uint32_t kEmptyEntriesZip[] = { |
Narayan Kamath | 48953a1 | 2014-01-24 12:32:39 +0000 | [diff] [blame] | 144 | 0x04034b50, 0x0000000a, 0x63600000, 0x00004438, 0x00000000, 0x00000000, |
| 145 | 0x00090000, 0x6d65001c, 0x2e797470, 0x55747874, 0x03000954, 0x52e25c13, |
| 146 | 0x52e25c24, 0x000b7875, 0x42890401, 0x88040000, 0x50000013, 0x1e02014b, |
| 147 | 0x00000a03, 0x60000000, 0x00443863, 0x00000000, 0x00000000, 0x09000000, |
| 148 | 0x00001800, 0x00000000, 0xa0000000, 0x00000081, 0x706d6500, 0x742e7974, |
| 149 | 0x54557478, 0x13030005, 0x7552e25c, 0x01000b78, 0x00428904, 0x13880400, |
| 150 | 0x4b500000, 0x00000605, 0x00010000, 0x004f0001, 0x00430000, 0x00000000 }; |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 151 | |
Narayan Kamath | 926973e | 2014-06-09 14:18:14 +0100 | [diff] [blame] | 152 | static int make_temporary_file(const char* file_name_pattern) { |
| 153 | char full_path[1024]; |
| 154 | // Account for differences between the host and the target. |
| 155 | // |
| 156 | // TODO: Maybe reuse bionic/tests/TemporaryFile.h. |
| 157 | snprintf(full_path, sizeof(full_path), "/data/local/tmp/%s", file_name_pattern); |
| 158 | int fd = mkstemp(full_path); |
| 159 | if (fd == -1) { |
| 160 | snprintf(full_path, sizeof(full_path), "/tmp/%s", file_name_pattern); |
| 161 | fd = mkstemp(full_path); |
| 162 | } |
| 163 | |
| 164 | return fd; |
| 165 | } |
| 166 | |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 167 | TEST(ziparchive, EmptyEntries) { |
| 168 | char temp_file_pattern[] = "empty_entries_test_XXXXXX"; |
Narayan Kamath | 926973e | 2014-06-09 14:18:14 +0100 | [diff] [blame] | 169 | int fd = make_temporary_file(temp_file_pattern); |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 170 | ASSERT_NE(-1, fd); |
| 171 | const ssize_t file_size = sizeof(kEmptyEntriesZip); |
| 172 | ASSERT_EQ(file_size, TEMP_FAILURE_RETRY(write(fd, kEmptyEntriesZip, file_size))); |
Narayan Kamath | 48953a1 | 2014-01-24 12:32:39 +0000 | [diff] [blame] | 173 | |
| 174 | ZipArchiveHandle handle; |
| 175 | ASSERT_EQ(0, OpenArchiveFd(fd, "EmptyEntriesTest", &handle)); |
| 176 | |
| 177 | ZipEntry entry; |
| 178 | ASSERT_EQ(0, FindEntry(handle, "empty.txt", &entry)); |
| 179 | ASSERT_EQ(static_cast<uint32_t>(0), entry.uncompressed_length); |
| 180 | uint8_t buffer[1]; |
| 181 | ASSERT_EQ(0, ExtractToMemory(handle, &entry, buffer, 1)); |
| 182 | |
| 183 | char output_file_pattern[] = "empty_entries_output_XXXXXX"; |
Narayan Kamath | 926973e | 2014-06-09 14:18:14 +0100 | [diff] [blame] | 184 | int output_fd = make_temporary_file(output_file_pattern); |
Narayan Kamath | 48953a1 | 2014-01-24 12:32:39 +0000 | [diff] [blame] | 185 | ASSERT_NE(-1, output_fd); |
| 186 | ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, output_fd)); |
| 187 | |
| 188 | struct stat stat_buf; |
| 189 | ASSERT_EQ(0, fstat(output_fd, &stat_buf)); |
| 190 | ASSERT_EQ(0, stat_buf.st_size); |
| 191 | |
| 192 | close(fd); |
| 193 | close(output_fd); |
| 194 | } |
| 195 | |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 196 | TEST(ziparchive, TrailerAfterEOCD) { |
| 197 | char temp_file_pattern[] = "trailer_after_eocd_test_XXXXXX"; |
Narayan Kamath | 926973e | 2014-06-09 14:18:14 +0100 | [diff] [blame] | 198 | int fd = make_temporary_file(temp_file_pattern); |
Narayan Kamath | 4f6b499 | 2014-06-03 13:59:23 +0100 | [diff] [blame] | 199 | ASSERT_NE(-1, fd); |
| 200 | |
| 201 | // Create a file with 8 bytes of random garbage. |
| 202 | static const uint8_t trailer[] = { 'A' ,'n', 'd', 'r', 'o', 'i', 'd', 'z' }; |
| 203 | const ssize_t file_size = sizeof(kEmptyEntriesZip); |
| 204 | const ssize_t trailer_size = sizeof(trailer); |
| 205 | ASSERT_EQ(file_size, TEMP_FAILURE_RETRY(write(fd, kEmptyEntriesZip, file_size))); |
| 206 | ASSERT_EQ(trailer_size, TEMP_FAILURE_RETRY(write(fd, trailer, trailer_size))); |
| 207 | |
| 208 | ZipArchiveHandle handle; |
| 209 | ASSERT_GT(0, OpenArchiveFd(fd, "EmptyEntriesTest", &handle)); |
| 210 | } |
| 211 | |
Narayan Kamath | 00a258c | 2013-12-13 16:06:19 +0000 | [diff] [blame] | 212 | TEST(ziparchive, ExtractToFile) { |
Narayan Kamath | 48953a1 | 2014-01-24 12:32:39 +0000 | [diff] [blame] | 213 | char kTempFilePattern[] = "zip_archive_input_XXXXXX"; |
Narayan Kamath | 926973e | 2014-06-09 14:18:14 +0100 | [diff] [blame] | 214 | int fd = make_temporary_file(kTempFilePattern); |
Narayan Kamath | 00a258c | 2013-12-13 16:06:19 +0000 | [diff] [blame] | 215 | ASSERT_NE(-1, fd); |
| 216 | const uint8_t data[8] = { '1', '2', '3', '4', '5', '6', '7', '8' }; |
| 217 | const ssize_t data_size = sizeof(data); |
| 218 | |
| 219 | ASSERT_EQ(data_size, TEMP_FAILURE_RETRY(write(fd, data, data_size))); |
| 220 | |
| 221 | ZipArchiveHandle handle; |
| 222 | ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle)); |
| 223 | |
| 224 | ZipEntry entry; |
| 225 | ASSERT_EQ(0, FindEntry(handle, "a.txt", &entry)); |
| 226 | ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, fd)); |
| 227 | |
| 228 | |
| 229 | // Assert that the first 8 bytes of the file haven't been clobbered. |
| 230 | uint8_t read_buffer[data_size]; |
| 231 | ASSERT_EQ(0, lseek64(fd, 0, SEEK_SET)); |
| 232 | ASSERT_EQ(data_size, TEMP_FAILURE_RETRY(read(fd, read_buffer, data_size))); |
| 233 | ASSERT_EQ(0, memcmp(read_buffer, data, data_size)); |
| 234 | |
| 235 | // Assert that the remainder of the file contains the incompressed data. |
| 236 | std::vector<uint8_t> uncompressed_data(entry.uncompressed_length); |
| 237 | ASSERT_EQ(static_cast<ssize_t>(entry.uncompressed_length), |
| 238 | TEMP_FAILURE_RETRY( |
| 239 | read(fd, &uncompressed_data[0], entry.uncompressed_length))); |
| 240 | ASSERT_EQ(0, memcmp(&uncompressed_data[0], kATxtContents, |
| 241 | sizeof(kATxtContents))); |
| 242 | |
| 243 | // Assert that the total length of the file is sane |
Ying Wang | cf86e2f | 2014-05-15 20:06:40 -0700 | [diff] [blame] | 244 | ASSERT_EQ(data_size + static_cast<ssize_t>(sizeof(kATxtContents)), |
| 245 | lseek64(fd, 0, SEEK_END)); |
Narayan Kamath | 00a258c | 2013-12-13 16:06:19 +0000 | [diff] [blame] | 246 | |
| 247 | close(fd); |
| 248 | } |
| 249 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 250 | int main(int argc, char** argv) { |
| 251 | ::testing::InitGoogleTest(&argc, argv); |
| 252 | |
| 253 | static struct option options[] = { |
| 254 | { "test_data_dir", required_argument, NULL, 't' }, |
| 255 | { NULL, 0, NULL, 0 } |
| 256 | }; |
| 257 | |
| 258 | while (true) { |
| 259 | int option_index; |
| 260 | const int c = getopt_long_only(argc, argv, "", options, &option_index); |
| 261 | if (c == -1) { |
| 262 | break; |
| 263 | } |
| 264 | |
| 265 | if (c == 't') { |
| 266 | test_data_dir = optarg; |
| 267 | } |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 268 | } |
| 269 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 270 | if (test_data_dir.size() == 0) { |
| 271 | printf("Test data flag (--test_data_dir) required\n\n"); |
| 272 | return -1; |
| 273 | } |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 274 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 275 | if (test_data_dir[0] != '/') { |
| 276 | printf("Test data must be an absolute path, was %s\n\n", |
| 277 | test_data_dir.c_str()); |
| 278 | return -2; |
| 279 | } |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 280 | |
Narayan Kamath | 58aaf46 | 2013-12-10 16:47:14 +0000 | [diff] [blame] | 281 | return RUN_ALL_TESTS(); |
Narayan Kamath | 7462f02 | 2013-11-21 13:05:04 +0000 | [diff] [blame] | 282 | } |