Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 | #include "ziparchive/zip_writer.h" |
| 19 | |
Elliott Hughes | 4f71319 | 2015-12-04 22:00:26 -0800 | [diff] [blame] | 20 | #include <android-base/test_utils.h> |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 21 | #include <gtest/gtest.h> |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 22 | #include <time.h> |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 23 | #include <memory> |
Christopher Ferris | a2a32b0 | 2015-11-04 17:54:32 -0800 | [diff] [blame] | 24 | #include <vector> |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 25 | |
| 26 | struct zipwriter : public ::testing::Test { |
| 27 | TemporaryFile* temp_file_; |
| 28 | int fd_; |
| 29 | FILE* file_; |
| 30 | |
| 31 | void SetUp() override { |
| 32 | temp_file_ = new TemporaryFile(); |
| 33 | fd_ = temp_file_->fd; |
| 34 | file_ = fdopen(fd_, "w"); |
| 35 | ASSERT_NE(file_, nullptr); |
| 36 | } |
| 37 | |
| 38 | void TearDown() override { |
| 39 | fclose(file_); |
| 40 | delete temp_file_; |
| 41 | } |
| 42 | }; |
| 43 | |
| 44 | TEST_F(zipwriter, WriteUncompressedZipWithOneFile) { |
| 45 | ZipWriter writer(file_); |
| 46 | |
| 47 | const char* expected = "hello"; |
| 48 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 49 | ASSERT_EQ(0, writer.StartEntry("file.txt", 0)); |
| 50 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 51 | ASSERT_EQ(0, writer.WriteBytes("llo", 3)); |
| 52 | ASSERT_EQ(0, writer.FinishEntry()); |
| 53 | ASSERT_EQ(0, writer.Finish()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 54 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 55 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 56 | |
| 57 | ZipArchiveHandle handle; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 58 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 59 | |
| 60 | ZipEntry data; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 61 | ASSERT_EQ(0, FindEntry(handle, ZipString("file.txt"), &data)); |
| 62 | EXPECT_EQ(strlen(expected), data.compressed_length); |
| 63 | EXPECT_EQ(strlen(expected), data.uncompressed_length); |
| 64 | EXPECT_EQ(kCompressStored, data.method); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 65 | |
| 66 | char buffer[6]; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 67 | EXPECT_EQ(0, |
| 68 | ExtractToMemory(handle, &data, reinterpret_cast<uint8_t*>(&buffer), sizeof(buffer))); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 69 | buffer[5] = 0; |
| 70 | |
| 71 | EXPECT_STREQ(expected, buffer); |
| 72 | |
| 73 | CloseArchive(handle); |
| 74 | } |
| 75 | |
| 76 | TEST_F(zipwriter, WriteUncompressedZipWithMultipleFiles) { |
| 77 | ZipWriter writer(file_); |
| 78 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 79 | ASSERT_EQ(0, writer.StartEntry("file.txt", 0)); |
| 80 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 81 | ASSERT_EQ(0, writer.FinishEntry()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 82 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 83 | ASSERT_EQ(0, writer.StartEntry("file/file.txt", 0)); |
| 84 | ASSERT_EQ(0, writer.WriteBytes("llo", 3)); |
| 85 | ASSERT_EQ(0, writer.FinishEntry()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 86 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 87 | ASSERT_EQ(0, writer.StartEntry("file/file2.txt", 0)); |
| 88 | ASSERT_EQ(0, writer.FinishEntry()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 89 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 90 | ASSERT_EQ(0, writer.Finish()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 91 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 92 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 93 | |
| 94 | ZipArchiveHandle handle; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 95 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 96 | |
| 97 | char buffer[4]; |
| 98 | ZipEntry data; |
| 99 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 100 | ASSERT_EQ(0, FindEntry(handle, ZipString("file.txt"), &data)); |
| 101 | EXPECT_EQ(kCompressStored, data.method); |
| 102 | EXPECT_EQ(2u, data.compressed_length); |
| 103 | EXPECT_EQ(2u, data.uncompressed_length); |
| 104 | ASSERT_EQ(0, |
| 105 | ExtractToMemory(handle, &data, reinterpret_cast<uint8_t*>(buffer), arraysize(buffer))); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 106 | buffer[2] = 0; |
| 107 | EXPECT_STREQ("he", buffer); |
| 108 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 109 | ASSERT_EQ(0, FindEntry(handle, ZipString("file/file.txt"), &data)); |
| 110 | EXPECT_EQ(kCompressStored, data.method); |
| 111 | EXPECT_EQ(3u, data.compressed_length); |
| 112 | EXPECT_EQ(3u, data.uncompressed_length); |
| 113 | ASSERT_EQ(0, |
| 114 | ExtractToMemory(handle, &data, reinterpret_cast<uint8_t*>(buffer), arraysize(buffer))); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 115 | buffer[3] = 0; |
| 116 | EXPECT_STREQ("llo", buffer); |
| 117 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 118 | ASSERT_EQ(0, FindEntry(handle, ZipString("file/file2.txt"), &data)); |
| 119 | EXPECT_EQ(kCompressStored, data.method); |
| 120 | EXPECT_EQ(0u, data.compressed_length); |
| 121 | EXPECT_EQ(0u, data.uncompressed_length); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 122 | |
| 123 | CloseArchive(handle); |
| 124 | } |
| 125 | |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 126 | TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedFlag) { |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 127 | ZipWriter writer(file_); |
| 128 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 129 | ASSERT_EQ(0, writer.StartEntry("align.txt", ZipWriter::kAlign32)); |
| 130 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 131 | ASSERT_EQ(0, writer.FinishEntry()); |
| 132 | ASSERT_EQ(0, writer.Finish()); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 133 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 134 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 135 | |
| 136 | ZipArchiveHandle handle; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 137 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 138 | |
| 139 | ZipEntry data; |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 140 | ASSERT_EQ(0, FindEntry(handle, ZipString("align.txt"), &data)); |
| 141 | EXPECT_EQ(0, data.offset & 0x03); |
| 142 | |
| 143 | CloseArchive(handle); |
| 144 | } |
| 145 | |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 146 | void ConvertZipTimeToTm(uint32_t& zip_time, struct tm* tm) { |
| 147 | memset(tm, 0, sizeof(struct tm)); |
| 148 | tm->tm_hour = (zip_time >> 11) & 0x1f; |
| 149 | tm->tm_min = (zip_time >> 5) & 0x3f; |
| 150 | tm->tm_sec = (zip_time & 0x1f) << 1; |
| 151 | |
| 152 | tm->tm_year = ((zip_time >> 25) & 0x7f) + 80; |
| 153 | tm->tm_mon = ((zip_time >> 21) & 0xf) - 1; |
| 154 | tm->tm_mday = (zip_time >> 16) & 0x1f; |
| 155 | } |
| 156 | |
Yabin Cui | 8e6f722 | 2016-02-08 16:26:33 -0800 | [diff] [blame] | 157 | static struct tm MakeTm() { |
| 158 | struct tm tm; |
| 159 | memset(&tm, 0, sizeof(struct tm)); |
| 160 | tm.tm_year = 2001 - 1900; |
| 161 | tm.tm_mon = 1; |
| 162 | tm.tm_mday = 12; |
| 163 | tm.tm_hour = 18; |
| 164 | tm.tm_min = 30; |
| 165 | tm.tm_sec = 20; |
| 166 | return tm; |
| 167 | } |
| 168 | |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 169 | TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedFlagAndTime) { |
| 170 | ZipWriter writer(file_); |
| 171 | |
Yabin Cui | 8e6f722 | 2016-02-08 16:26:33 -0800 | [diff] [blame] | 172 | struct tm tm = MakeTm(); |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 173 | time_t time = mktime(&tm); |
| 174 | ASSERT_EQ(0, writer.StartEntryWithTime("align.txt", ZipWriter::kAlign32, time)); |
| 175 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 176 | ASSERT_EQ(0, writer.FinishEntry()); |
| 177 | ASSERT_EQ(0, writer.Finish()); |
| 178 | |
| 179 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
| 180 | |
| 181 | ZipArchiveHandle handle; |
| 182 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
| 183 | |
| 184 | ZipEntry data; |
| 185 | ASSERT_EQ(0, FindEntry(handle, ZipString("align.txt"), &data)); |
| 186 | EXPECT_EQ(0, data.offset & 0x03); |
| 187 | |
| 188 | struct tm mod; |
| 189 | ConvertZipTimeToTm(data.mod_time, &mod); |
| 190 | EXPECT_EQ(tm.tm_sec, mod.tm_sec); |
| 191 | EXPECT_EQ(tm.tm_min, mod.tm_min); |
| 192 | EXPECT_EQ(tm.tm_hour, mod.tm_hour); |
| 193 | EXPECT_EQ(tm.tm_mday, mod.tm_mday); |
| 194 | EXPECT_EQ(tm.tm_mon, mod.tm_mon); |
| 195 | EXPECT_EQ(tm.tm_year, mod.tm_year); |
| 196 | |
| 197 | CloseArchive(handle); |
| 198 | } |
| 199 | |
| 200 | TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedValue) { |
| 201 | ZipWriter writer(file_); |
| 202 | |
| 203 | ASSERT_EQ(0, writer.StartAlignedEntry("align.txt", 0, 4096)); |
| 204 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 205 | ASSERT_EQ(0, writer.FinishEntry()); |
| 206 | ASSERT_EQ(0, writer.Finish()); |
| 207 | |
| 208 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
| 209 | |
| 210 | ZipArchiveHandle handle; |
| 211 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
| 212 | |
| 213 | ZipEntry data; |
| 214 | ASSERT_EQ(0, FindEntry(handle, ZipString("align.txt"), &data)); |
| 215 | EXPECT_EQ(0, data.offset & 0xfff); |
| 216 | |
| 217 | CloseArchive(handle); |
| 218 | } |
| 219 | |
| 220 | TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedValueAndTime) { |
| 221 | ZipWriter writer(file_); |
| 222 | |
Yabin Cui | 8e6f722 | 2016-02-08 16:26:33 -0800 | [diff] [blame] | 223 | struct tm tm = MakeTm(); |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 224 | time_t time = mktime(&tm); |
| 225 | ASSERT_EQ(0, writer.StartAlignedEntryWithTime("align.txt", 0, time, 4096)); |
| 226 | ASSERT_EQ(0, writer.WriteBytes("he", 2)); |
| 227 | ASSERT_EQ(0, writer.FinishEntry()); |
| 228 | ASSERT_EQ(0, writer.Finish()); |
| 229 | |
| 230 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
| 231 | |
| 232 | ZipArchiveHandle handle; |
| 233 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
| 234 | |
| 235 | ZipEntry data; |
| 236 | ASSERT_EQ(0, FindEntry(handle, ZipString("align.txt"), &data)); |
| 237 | EXPECT_EQ(0, data.offset & 0xfff); |
| 238 | |
| 239 | struct tm mod; |
| 240 | ConvertZipTimeToTm(data.mod_time, &mod); |
| 241 | EXPECT_EQ(tm.tm_sec, mod.tm_sec); |
| 242 | EXPECT_EQ(tm.tm_min, mod.tm_min); |
| 243 | EXPECT_EQ(tm.tm_hour, mod.tm_hour); |
| 244 | EXPECT_EQ(tm.tm_mday, mod.tm_mday); |
| 245 | EXPECT_EQ(tm.tm_mon, mod.tm_mon); |
| 246 | EXPECT_EQ(tm.tm_year, mod.tm_year); |
| 247 | |
| 248 | CloseArchive(handle); |
| 249 | } |
| 250 | |
Adam Lesinski | 591fd39 | 2015-10-06 15:23:46 -0700 | [diff] [blame] | 251 | TEST_F(zipwriter, WriteCompressedZipWithOneFile) { |
| 252 | ZipWriter writer(file_); |
| 253 | |
| 254 | ASSERT_EQ(0, writer.StartEntry("file.txt", ZipWriter::kCompress)); |
| 255 | ASSERT_EQ(0, writer.WriteBytes("helo", 4)); |
| 256 | ASSERT_EQ(0, writer.FinishEntry()); |
| 257 | ASSERT_EQ(0, writer.Finish()); |
| 258 | |
| 259 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
| 260 | |
| 261 | ZipArchiveHandle handle; |
| 262 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
| 263 | |
| 264 | ZipEntry data; |
| 265 | ASSERT_EQ(0, FindEntry(handle, ZipString("file.txt"), &data)); |
| 266 | EXPECT_EQ(kCompressDeflated, data.method); |
| 267 | EXPECT_EQ(4u, data.uncompressed_length); |
| 268 | |
| 269 | char buffer[5]; |
| 270 | ASSERT_EQ(0, |
| 271 | ExtractToMemory(handle, &data, reinterpret_cast<uint8_t*>(buffer), arraysize(buffer))); |
| 272 | buffer[4] = 0; |
| 273 | |
| 274 | EXPECT_STREQ("helo", buffer); |
| 275 | |
| 276 | CloseArchive(handle); |
Adam Lesinski | ad4ad8c | 2015-10-05 18:16:18 -0700 | [diff] [blame] | 277 | } |
Christopher Ferris | a2a32b0 | 2015-11-04 17:54:32 -0800 | [diff] [blame] | 278 | |
| 279 | TEST_F(zipwriter, WriteCompressedZipFlushFull) { |
| 280 | // This exact data will cause the Finish() to require multiple calls |
| 281 | // to deflate() because the ZipWriter buffer isn't big enough to hold |
| 282 | // the entire compressed data buffer. |
| 283 | constexpr size_t kBufSize = 10000000; |
| 284 | std::vector<uint8_t> buffer(kBufSize); |
| 285 | size_t prev = 1; |
| 286 | for (size_t i = 0; i < kBufSize; i++) { |
| 287 | buffer[i] = i + prev; |
| 288 | prev = i; |
| 289 | } |
| 290 | |
| 291 | ZipWriter writer(file_); |
| 292 | ASSERT_EQ(0, writer.StartEntry("file.txt", ZipWriter::kCompress)); |
| 293 | ASSERT_EQ(0, writer.WriteBytes(buffer.data(), buffer.size())); |
| 294 | ASSERT_EQ(0, writer.FinishEntry()); |
| 295 | ASSERT_EQ(0, writer.Finish()); |
| 296 | |
| 297 | ASSERT_GE(0, lseek(fd_, 0, SEEK_SET)); |
| 298 | |
| 299 | ZipArchiveHandle handle; |
| 300 | ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false)); |
| 301 | |
| 302 | ZipEntry data; |
| 303 | ASSERT_EQ(0, FindEntry(handle, ZipString("file.txt"), &data)); |
| 304 | EXPECT_EQ(kCompressDeflated, data.method); |
| 305 | EXPECT_EQ(kBufSize, data.uncompressed_length); |
| 306 | |
| 307 | std::vector<uint8_t> decompress(kBufSize); |
| 308 | memset(decompress.data(), 0, kBufSize); |
| 309 | ASSERT_EQ(0, ExtractToMemory(handle, &data, decompress.data(), decompress.size())); |
| 310 | EXPECT_EQ(0, memcmp(decompress.data(), buffer.data(), kBufSize)) |
| 311 | << "Input buffer and output buffer are different."; |
| 312 | |
| 313 | CloseArchive(handle); |
| 314 | } |
Christopher Ferris | 5e9f3d4 | 2016-01-19 10:33:03 -0800 | [diff] [blame] | 315 | |
| 316 | TEST_F(zipwriter, CheckStartEntryErrors) { |
| 317 | ZipWriter writer(file_); |
| 318 | |
| 319 | ASSERT_EQ(-5, writer.StartAlignedEntry("align.txt", ZipWriter::kAlign32, 4096)); |
| 320 | ASSERT_EQ(-6, writer.StartAlignedEntry("align.txt", 0, 3)); |
| 321 | } |