Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 1 | // libminijail_unittest.cpp |
| 2 | // Copyright (C) 2016 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 | // Test platform independent logic of Minijail using gtest. |
| 17 | |
| 18 | #include <errno.h> |
| 19 | |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 20 | #include <fcntl.h> |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 21 | #include <sys/types.h> |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 22 | #include <sys/stat.h> |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 23 | #include <sys/wait.h> |
| 24 | |
| 25 | #include <gtest/gtest.h> |
| 26 | |
| 27 | #include "libminijail.h" |
| 28 | #include "libminijail-private.h" |
| 29 | #include "util.h" |
| 30 | |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 31 | #if defined(__ANDROID__) |
| 32 | const char *kShellPath = "/system/bin/sh"; |
| 33 | #else |
| 34 | const char *kShellPath = "/bin/sh"; |
| 35 | #endif |
| 36 | |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 37 | /* Prototypes needed only by test. */ |
| 38 | void *consumebytes(size_t length, char **buf, size_t *buflength); |
| 39 | char *consumestr(char **buf, size_t *buflength); |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 40 | size_t minijail_get_tmpfs_size(const struct minijail *); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 41 | |
| 42 | /* Silence unused variable warnings. */ |
| 43 | TEST(silence, silence_unused) { |
| 44 | EXPECT_STREQ(kLdPreloadEnvVar, kLdPreloadEnvVar); |
| 45 | EXPECT_STREQ(kFdEnvVar, kFdEnvVar); |
| 46 | EXPECT_STRNE(kFdEnvVar, kLdPreloadEnvVar); |
| 47 | } |
| 48 | |
| 49 | TEST(consumebytes, zero) { |
| 50 | char buf[1024]; |
| 51 | size_t len = sizeof(buf); |
| 52 | char *pos = &buf[0]; |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 53 | EXPECT_NE(nullptr, consumebytes(0, &pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 54 | EXPECT_EQ(&buf[0], pos); |
| 55 | EXPECT_EQ(sizeof(buf), len); |
| 56 | } |
| 57 | |
| 58 | TEST(consumebytes, exact) { |
| 59 | char buf[1024]; |
| 60 | size_t len = sizeof(buf); |
| 61 | char *pos = &buf[0]; |
| 62 | /* One past the end since it consumes the whole buffer. */ |
| 63 | char *end = &buf[sizeof(buf)]; |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 64 | EXPECT_NE(nullptr, consumebytes(len, &pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 65 | EXPECT_EQ((size_t)0, len); |
| 66 | EXPECT_EQ(end, pos); |
| 67 | } |
| 68 | |
| 69 | TEST(consumebytes, half) { |
| 70 | char buf[1024]; |
| 71 | size_t len = sizeof(buf); |
| 72 | char *pos = &buf[0]; |
| 73 | /* One past the end since it consumes the whole buffer. */ |
| 74 | char *end = &buf[sizeof(buf) / 2]; |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 75 | EXPECT_NE(nullptr, consumebytes(len / 2, &pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 76 | EXPECT_EQ(sizeof(buf) / 2, len); |
| 77 | EXPECT_EQ(end, pos); |
| 78 | } |
| 79 | |
| 80 | TEST(consumebytes, toolong) { |
| 81 | char buf[1024]; |
| 82 | size_t len = sizeof(buf); |
| 83 | char *pos = &buf[0]; |
| 84 | /* One past the end since it consumes the whole buffer. */ |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 85 | EXPECT_EQ(nullptr, consumebytes(len + 1, &pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 86 | EXPECT_EQ(sizeof(buf), len); |
| 87 | EXPECT_EQ(&buf[0], pos); |
| 88 | } |
| 89 | |
| 90 | TEST(consumestr, zero) { |
| 91 | char buf[1024]; |
| 92 | size_t len = 0; |
| 93 | char *pos = &buf[0]; |
| 94 | memset(buf, 0xff, sizeof(buf)); |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 95 | EXPECT_EQ(nullptr, consumestr(&pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 96 | EXPECT_EQ((size_t)0, len); |
| 97 | EXPECT_EQ(&buf[0], pos); |
| 98 | } |
| 99 | |
| 100 | TEST(consumestr, nonul) { |
| 101 | char buf[1024]; |
| 102 | size_t len = sizeof(buf); |
| 103 | char *pos = &buf[0]; |
| 104 | memset(buf, 0xff, sizeof(buf)); |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 105 | EXPECT_EQ(nullptr, consumestr(&pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 106 | EXPECT_EQ(sizeof(buf), len); |
| 107 | EXPECT_EQ(&buf[0], pos); |
| 108 | } |
| 109 | |
| 110 | TEST(consumestr, full) { |
| 111 | char buf[1024]; |
| 112 | size_t len = sizeof(buf); |
| 113 | char *pos = &buf[0]; |
| 114 | memset(buf, 0xff, sizeof(buf)); |
| 115 | buf[sizeof(buf)-1] = '\0'; |
| 116 | EXPECT_EQ((void *)buf, consumestr(&pos, &len)); |
| 117 | EXPECT_EQ((size_t)0, len); |
| 118 | EXPECT_EQ(&buf[sizeof(buf)], pos); |
| 119 | } |
| 120 | |
| 121 | TEST(consumestr, trailing_nul) { |
| 122 | char buf[1024]; |
| 123 | size_t len = sizeof(buf) - 1; |
| 124 | char *pos = &buf[0]; |
| 125 | memset(buf, 0xff, sizeof(buf)); |
| 126 | buf[sizeof(buf)-1] = '\0'; |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 127 | EXPECT_EQ(nullptr, consumestr(&pos, &len)); |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 128 | EXPECT_EQ(sizeof(buf) - 1, len); |
| 129 | EXPECT_EQ(&buf[0], pos); |
| 130 | } |
| 131 | |
| 132 | class MarshalTest : public ::testing::Test { |
| 133 | protected: |
| 134 | virtual void SetUp() { |
| 135 | m_ = minijail_new(); |
| 136 | j_ = minijail_new(); |
| 137 | size_ = minijail_size(m_); |
| 138 | } |
| 139 | virtual void TearDown() { |
| 140 | minijail_destroy(m_); |
| 141 | minijail_destroy(j_); |
| 142 | } |
| 143 | |
| 144 | char buf_[4096]; |
| 145 | struct minijail *m_; |
| 146 | struct minijail *j_; |
| 147 | size_t size_; |
| 148 | }; |
| 149 | |
| 150 | TEST_F(MarshalTest, empty) { |
| 151 | ASSERT_EQ(0, minijail_marshal(m_, buf_, sizeof(buf_))); |
| 152 | EXPECT_EQ(0, minijail_unmarshal(j_, buf_, size_)); |
| 153 | } |
| 154 | |
| 155 | TEST_F(MarshalTest, 0xff) { |
| 156 | memset(buf_, 0xff, sizeof(buf_)); |
| 157 | /* Should fail on the first consumestr since a NUL will never be found. */ |
| 158 | EXPECT_EQ(-EINVAL, minijail_unmarshal(j_, buf_, sizeof(buf_))); |
| 159 | } |
| 160 | |
| 161 | TEST(Test, minijail_run_pid_pipes_no_preload) { |
| 162 | pid_t pid; |
| 163 | int child_stdin, child_stdout, child_stderr; |
| 164 | int mj_run_ret; |
| 165 | ssize_t write_ret, read_ret; |
| 166 | const size_t buf_len = 128; |
| 167 | char buf[buf_len]; |
| 168 | int status; |
| 169 | #if defined(__ANDROID__) |
| 170 | char filename[] = "/system/bin/cat"; |
| 171 | #else |
| 172 | char filename[] = "/bin/cat"; |
| 173 | #endif |
| 174 | char teststr[] = "test\n"; |
| 175 | size_t teststr_len = strlen(teststr); |
| 176 | char *argv[4]; |
| 177 | |
| 178 | struct minijail *j = minijail_new(); |
| 179 | |
| 180 | argv[0] = filename; |
| 181 | argv[1] = NULL; |
| 182 | mj_run_ret = minijail_run_pid_pipes_no_preload(j, argv[0], argv, |
| 183 | &pid, |
| 184 | &child_stdin, &child_stdout, |
| 185 | NULL); |
| 186 | EXPECT_EQ(mj_run_ret, 0); |
| 187 | |
| 188 | write_ret = write(child_stdin, teststr, teststr_len); |
| 189 | EXPECT_EQ(write_ret, (int)teststr_len); |
| 190 | |
| 191 | read_ret = read(child_stdout, buf, 8); |
| 192 | EXPECT_EQ(read_ret, (int)teststr_len); |
| 193 | buf[teststr_len] = 0; |
| 194 | EXPECT_EQ(strcmp(buf, teststr), 0); |
| 195 | |
| 196 | EXPECT_EQ(kill(pid, SIGTERM), 0); |
| 197 | waitpid(pid, &status, 0); |
| 198 | ASSERT_TRUE(WIFSIGNALED(status)); |
| 199 | EXPECT_EQ(WTERMSIG(status), SIGTERM); |
| 200 | |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 201 | argv[0] = (char*)kShellPath; |
Jorge Lucangeli Obes | a67bd6a | 2016-08-19 15:33:48 -0400 | [diff] [blame] | 202 | argv[1] = "-c"; |
| 203 | argv[2] = "echo test >&2"; |
| 204 | argv[3] = NULL; |
| 205 | mj_run_ret = minijail_run_pid_pipes_no_preload(j, argv[0], argv, &pid, |
| 206 | &child_stdin, &child_stdout, |
| 207 | &child_stderr); |
| 208 | EXPECT_EQ(mj_run_ret, 0); |
| 209 | |
| 210 | read_ret = read(child_stderr, buf, buf_len); |
| 211 | EXPECT_GE(read_ret, (int)teststr_len); |
| 212 | |
| 213 | waitpid(pid, &status, 0); |
| 214 | ASSERT_TRUE(WIFEXITED(status)); |
| 215 | EXPECT_EQ(WEXITSTATUS(status), 0); |
| 216 | |
| 217 | minijail_destroy(j); |
| 218 | } |
Jorge Lucangeli Obes | e9740af | 2016-11-02 13:39:24 -0400 | [diff] [blame] | 219 | |
| 220 | TEST(Test, test_minijail_no_fd_leaks) { |
| 221 | pid_t pid; |
| 222 | int child_stdout; |
| 223 | int mj_run_ret; |
| 224 | ssize_t read_ret; |
| 225 | const size_t buf_len = 128; |
| 226 | char buf[buf_len]; |
| 227 | char script[buf_len]; |
| 228 | int status; |
| 229 | char *argv[4]; |
| 230 | |
| 231 | int dev_null = open("/dev/null", O_RDONLY); |
| 232 | ASSERT_NE(dev_null, -1); |
| 233 | snprintf(script, |
| 234 | sizeof(script), |
| 235 | "[ -e /proc/self/fd/%d ] && echo yes || echo no", |
| 236 | dev_null); |
| 237 | |
| 238 | struct minijail *j = minijail_new(); |
| 239 | |
| 240 | argv[0] = (char*)kShellPath; |
| 241 | argv[1] = "-c"; |
| 242 | argv[2] = script; |
| 243 | argv[3] = NULL; |
| 244 | mj_run_ret = minijail_run_pid_pipes_no_preload( |
| 245 | j, argv[0], argv, &pid, NULL, &child_stdout, NULL); |
| 246 | EXPECT_EQ(mj_run_ret, 0); |
| 247 | |
| 248 | read_ret = read(child_stdout, buf, buf_len); |
| 249 | EXPECT_GE(read_ret, 0); |
| 250 | buf[read_ret] = '\0'; |
| 251 | EXPECT_STREQ(buf, "yes\n"); |
| 252 | |
| 253 | waitpid(pid, &status, 0); |
| 254 | ASSERT_TRUE(WIFEXITED(status)); |
| 255 | EXPECT_EQ(WEXITSTATUS(status), 0); |
| 256 | |
| 257 | minijail_close_open_fds(j); |
| 258 | mj_run_ret = minijail_run_pid_pipes_no_preload( |
| 259 | j, argv[0], argv, &pid, NULL, &child_stdout, NULL); |
| 260 | EXPECT_EQ(mj_run_ret, 0); |
| 261 | |
| 262 | read_ret = read(child_stdout, buf, buf_len); |
| 263 | EXPECT_GE(read_ret, 0); |
| 264 | buf[read_ret] = '\0'; |
| 265 | EXPECT_STREQ(buf, "no\n"); |
| 266 | |
| 267 | waitpid(pid, &status, 0); |
| 268 | ASSERT_TRUE(WIFEXITED(status)); |
| 269 | EXPECT_EQ(WEXITSTATUS(status), 0); |
| 270 | |
| 271 | minijail_destroy(j); |
| 272 | |
| 273 | close(dev_null); |
| 274 | } |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 275 | |
Luis Hector Chavez | e0ba4ce | 2017-07-20 15:12:22 -0700 | [diff] [blame] | 276 | static int early_exit(void* payload) { |
| 277 | exit(static_cast<int>(reinterpret_cast<intptr_t>(payload))); |
| 278 | } |
| 279 | |
| 280 | TEST(Test, test_minijail_callback) { |
| 281 | pid_t pid; |
| 282 | int mj_run_ret; |
| 283 | int status; |
| 284 | #if defined(__ANDROID__) |
| 285 | char filename[] = "/system/bin/cat"; |
| 286 | #else |
| 287 | char filename[] = "/bin/cat"; |
| 288 | #endif |
| 289 | char *argv[2]; |
| 290 | int exit_code = 42; |
| 291 | |
| 292 | struct minijail *j = minijail_new(); |
| 293 | |
| 294 | status = |
| 295 | minijail_add_hook(j, &early_exit, reinterpret_cast<void *>(exit_code), |
| 296 | MINIJAIL_HOOK_EVENT_PRE_DROP_CAPS); |
| 297 | EXPECT_EQ(status, 0); |
| 298 | |
| 299 | argv[0] = filename; |
| 300 | argv[1] = NULL; |
| 301 | mj_run_ret = minijail_run_pid_pipes_no_preload(j, argv[0], argv, &pid, NULL, |
| 302 | NULL, NULL); |
| 303 | EXPECT_EQ(mj_run_ret, 0); |
| 304 | |
| 305 | status = minijail_wait(j); |
| 306 | EXPECT_EQ(status, exit_code); |
| 307 | |
| 308 | minijail_destroy(j); |
| 309 | } |
| 310 | |
Luis Hector Chavez | 1617f63 | 2017-08-01 18:32:30 -0700 | [diff] [blame] | 311 | TEST(Test, test_minijail_preserve_fd) { |
| 312 | int mj_run_ret; |
| 313 | int status; |
| 314 | #if defined(__ANDROID__) |
| 315 | char filename[] = "/system/bin/cat"; |
| 316 | #else |
| 317 | char filename[] = "/bin/cat"; |
| 318 | #endif |
| 319 | char *argv[2]; |
| 320 | char teststr[] = "test\n"; |
| 321 | size_t teststr_len = strlen(teststr); |
| 322 | int read_pipe[2]; |
| 323 | int write_pipe[2]; |
| 324 | char buf[1024]; |
| 325 | |
| 326 | struct minijail *j = minijail_new(); |
| 327 | |
| 328 | status = pipe(read_pipe); |
| 329 | ASSERT_EQ(status, 0); |
| 330 | status = pipe(write_pipe); |
| 331 | ASSERT_EQ(status, 0); |
| 332 | |
| 333 | status = minijail_preserve_fd(j, write_pipe[0], STDIN_FILENO); |
| 334 | ASSERT_EQ(status, 0); |
| 335 | status = minijail_preserve_fd(j, read_pipe[1], STDOUT_FILENO); |
| 336 | ASSERT_EQ(status, 0); |
| 337 | minijail_close_open_fds(j); |
| 338 | |
| 339 | argv[0] = filename; |
| 340 | argv[1] = NULL; |
| 341 | mj_run_ret = minijail_run_no_preload(j, argv[0], argv); |
| 342 | EXPECT_EQ(mj_run_ret, 0); |
| 343 | |
| 344 | close(write_pipe[0]); |
| 345 | status = write(write_pipe[1], teststr, teststr_len); |
| 346 | EXPECT_EQ(status, (int)teststr_len); |
| 347 | close(write_pipe[1]); |
| 348 | |
| 349 | close(read_pipe[1]); |
| 350 | status = read(read_pipe[0], buf, 8); |
| 351 | EXPECT_EQ(status, (int)teststr_len); |
| 352 | buf[teststr_len] = 0; |
| 353 | EXPECT_EQ(strcmp(buf, teststr), 0); |
| 354 | |
| 355 | status = minijail_wait(j); |
| 356 | EXPECT_EQ(status, 0); |
| 357 | |
| 358 | minijail_destroy(j); |
| 359 | } |
| 360 | |
Luis Hector Chavez | 7132355 | 2017-09-05 09:17:22 -0700 | [diff] [blame] | 361 | TEST(Test, |
Luis Hector Chavez | 9131f6c | 2017-09-15 13:31:09 -0700 | [diff] [blame] | 362 | #if !defined(RUN_USER_NAMESPACE_TESTS) |
Luis Hector Chavez | 7132355 | 2017-09-05 09:17:22 -0700 | [diff] [blame] | 363 | // TODO(lhchavez): Android unit tests don't currently support entering user |
Luis Hector Chavez | 9131f6c | 2017-09-15 13:31:09 -0700 | [diff] [blame] | 364 | // namespaces as unprivileged users due to having an older kernel. |
| 365 | // Chrome OS unit tests don't support it either due to being in a chroot |
| 366 | // environment (see man 2 clone for more information about failure modes with |
| 367 | // the CLONE_NEWUSER flag). |
| 368 | // Only run this test when explicitly asked to do so. |
Luis Hector Chavez | 7132355 | 2017-09-05 09:17:22 -0700 | [diff] [blame] | 369 | DISABLED_test_tmpfs_userns |
| 370 | #else |
| 371 | test_tmpfs_userns |
| 372 | #endif |
| 373 | ) { |
| 374 | int mj_run_ret; |
| 375 | int status; |
| 376 | char *argv[4]; |
| 377 | char uidmap[128], gidmap[128]; |
| 378 | constexpr uid_t kTargetUid = 1000; // Any non-zero value will do. |
| 379 | constexpr gid_t kTargetGid = 1000; |
| 380 | |
| 381 | struct minijail *j = minijail_new(); |
| 382 | |
| 383 | minijail_namespace_pids(j); |
| 384 | minijail_namespace_vfs(j); |
| 385 | minijail_mount_tmp(j); |
| 386 | minijail_run_as_init(j); |
| 387 | |
| 388 | // Perform userns mapping. |
| 389 | minijail_namespace_user(j); |
| 390 | snprintf(uidmap, sizeof(uidmap), "%d %d 1", kTargetUid, getuid()); |
| 391 | snprintf(gidmap, sizeof(gidmap), "%d %d 1", kTargetGid, getgid()); |
| 392 | minijail_change_uid(j, kTargetUid); |
| 393 | minijail_change_gid(j, kTargetGid); |
| 394 | minijail_uidmap(j, uidmap); |
| 395 | minijail_gidmap(j, gidmap); |
| 396 | minijail_namespace_user_disable_setgroups(j); |
| 397 | |
| 398 | argv[0] = (char*)kShellPath; |
| 399 | argv[1] = "-c"; |
| 400 | argv[2] = "exec touch /tmp/foo"; |
| 401 | argv[3] = NULL; |
| 402 | mj_run_ret = minijail_run_no_preload(j, argv[0], argv); |
| 403 | EXPECT_EQ(mj_run_ret, 0); |
| 404 | |
| 405 | status = minijail_wait(j); |
| 406 | EXPECT_EQ(status, 0); |
| 407 | |
| 408 | minijail_destroy(j); |
| 409 | } |
| 410 | |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 411 | TEST(Test, parse_size) { |
| 412 | size_t size; |
| 413 | |
| 414 | ASSERT_EQ(0, parse_size(&size, "42")); |
| 415 | ASSERT_EQ(42U, size); |
| 416 | |
| 417 | ASSERT_EQ(0, parse_size(&size, "16K")); |
| 418 | ASSERT_EQ(16384U, size); |
| 419 | |
| 420 | ASSERT_EQ(0, parse_size(&size, "1M")); |
| 421 | ASSERT_EQ(1024U * 1024, size); |
| 422 | |
| 423 | uint64_t gigabyte = 1024ULL * 1024 * 1024; |
| 424 | ASSERT_EQ(0, parse_size(&size, "3G")); |
| 425 | ASSERT_EQ(3U, size / gigabyte); |
| 426 | ASSERT_EQ(0U, size % gigabyte); |
| 427 | |
| 428 | ASSERT_EQ(0, parse_size(&size, "4294967294")); |
| 429 | ASSERT_EQ(3U, size / gigabyte); |
| 430 | ASSERT_EQ(gigabyte - 2, size % gigabyte); |
| 431 | |
| 432 | #if __WORDSIZE == 64 |
| 433 | uint64_t exabyte = gigabyte * 1024 * 1024 * 1024; |
| 434 | ASSERT_EQ(0, parse_size(&size, "9E")); |
| 435 | ASSERT_EQ(9U, size / exabyte); |
| 436 | ASSERT_EQ(0U, size % exabyte); |
| 437 | |
| 438 | ASSERT_EQ(0, parse_size(&size, "15E")); |
| 439 | ASSERT_EQ(15U, size / exabyte); |
| 440 | ASSERT_EQ(0U, size % exabyte); |
| 441 | |
| 442 | ASSERT_EQ(0, parse_size(&size, "18446744073709551614")); |
| 443 | ASSERT_EQ(15U, size / exabyte); |
| 444 | ASSERT_EQ(exabyte - 2, size % exabyte); |
| 445 | |
| 446 | ASSERT_EQ(-ERANGE, parse_size(&size, "16E")); |
| 447 | ASSERT_EQ(-ERANGE, parse_size(&size, "19E")); |
Chirantan Ekbote | 8c13d10 | 2017-02-09 12:33:19 -0800 | [diff] [blame] | 448 | ASSERT_EQ(-EINVAL, parse_size(&size, "7GTPE")); |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 449 | #elif __WORDSIZE == 32 |
| 450 | ASSERT_EQ(-ERANGE, parse_size(&size, "5G")); |
| 451 | ASSERT_EQ(-ERANGE, parse_size(&size, "9G")); |
| 452 | ASSERT_EQ(-ERANGE, parse_size(&size, "9E")); |
Chirantan Ekbote | 8c13d10 | 2017-02-09 12:33:19 -0800 | [diff] [blame] | 453 | ASSERT_EQ(-ERANGE, parse_size(&size, "7GTPE")); |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 454 | #endif |
| 455 | |
| 456 | ASSERT_EQ(-EINVAL, parse_size(&size, "")); |
| 457 | ASSERT_EQ(-EINVAL, parse_size(&size, "14u")); |
| 458 | ASSERT_EQ(-EINVAL, parse_size(&size, "14.2G")); |
Martin Pelikán | ab9eb44 | 2017-01-25 11:53:58 +1100 | [diff] [blame] | 459 | ASSERT_EQ(-EINVAL, parse_size(&size, "-1G")); |
| 460 | ASSERT_EQ(-EINVAL, parse_size(&size, "; /bin/rm -- ")); |
| 461 | } |