diff options
Diffstat (limited to 'deps/uv/test/test-fs-open-flags.c')
| -rw-r--r-- | deps/uv/test/test-fs-open-flags.c | 435 |
1 files changed, 435 insertions, 0 deletions
diff --git a/deps/uv/test/test-fs-open-flags.c b/deps/uv/test/test-fs-open-flags.c new file mode 100644 index 0000000000..fcef2fb081 --- /dev/null +++ b/deps/uv/test/test-fs-open-flags.c @@ -0,0 +1,435 @@ +/* Copyright libuv project contributors. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifdef _WIN32 + +#include "uv.h" +#include "task.h" + +#if defined(__unix__) || defined(__POSIX__) || \ + defined(__APPLE__) || defined(__sun) || \ + defined(_AIX) || defined(__MVS__) || \ + defined(__HAIKU__) +# include <unistd.h> /* unlink, rmdir */ +#else +# include <direct.h> +# define rmdir _rmdir +# define unlink _unlink +#endif + +static int flags; + +static uv_fs_t close_req; +static uv_fs_t mkdir_req; +static uv_fs_t open_req; +static uv_fs_t read_req; +static uv_fs_t rmdir_req; +static uv_fs_t unlink_req; +static uv_fs_t write_req; + +static char buf[32]; +static uv_buf_t iov; + +/* Opening the same file multiple times quickly can cause uv_fs_open to fail + * with EBUSY, so append an identifier to the file name for each operation */ +static int sid = 0; + +#define FILE_NAME_SIZE 128 +static char absent_file[FILE_NAME_SIZE]; +static char empty_file[FILE_NAME_SIZE]; +static char dummy_file[FILE_NAME_SIZE]; +static char empty_dir[] = "empty_dir"; + +static void setup() { + int r; + + /* empty_dir */ + r = uv_fs_rmdir(NULL, &rmdir_req, empty_dir, NULL); + ASSERT(r == 0 || r == UV_ENOENT); + ASSERT(rmdir_req.result == 0 || rmdir_req.result == UV_ENOENT); + uv_fs_req_cleanup(&rmdir_req); + + r = uv_fs_mkdir(NULL, &mkdir_req, empty_dir, 0755, NULL); + ASSERT(r == 0); + ASSERT(mkdir_req.result == 0); + uv_fs_req_cleanup(&mkdir_req); +} + +static void refresh() { + int r; + + /* absent_file */ + sprintf(absent_file, "test_file_%d", sid++); + + r = uv_fs_unlink(NULL, &unlink_req, absent_file, NULL); + ASSERT(r == 0 || r == UV_ENOENT); + ASSERT(unlink_req.result == 0 || unlink_req.result == UV_ENOENT); + uv_fs_req_cleanup(&unlink_req); + + /* empty_file */ + sprintf(empty_file, "test_file_%d", sid++); + + r = uv_fs_open(NULL, &open_req, empty_file, + UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY, S_IWUSR | S_IRUSR, NULL); + ASSERT(r >= 0); + ASSERT(open_req.result >= 0); + uv_fs_req_cleanup(&open_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + /* dummy_file */ + sprintf(dummy_file, "test_file_%d", sid++); + + r = uv_fs_open(NULL, &open_req, dummy_file, + UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY, S_IWUSR | S_IRUSR, NULL); + ASSERT(r >= 0); + ASSERT(open_req.result >= 0); + uv_fs_req_cleanup(&open_req); + + iov = uv_buf_init("a", 1); + r = uv_fs_write(NULL, &write_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == 1); + ASSERT(write_req.result == 1); + uv_fs_req_cleanup(&write_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); +} + +static void cleanup() { + unlink(absent_file); + unlink(empty_file); + unlink(dummy_file); +} + +static void openFail(char *file, int error) { + int r; + + refresh(); + + r = uv_fs_open(NULL, &open_req, file, flags, S_IWUSR | S_IRUSR, NULL); + ASSERT(r == error); + ASSERT(open_req.result == error); + uv_fs_req_cleanup(&open_req); + + /* Ensure the first call does not create the file */ + r = uv_fs_open(NULL, &open_req, file, flags, S_IWUSR | S_IRUSR, NULL); + ASSERT(r == error); + ASSERT(open_req.result == error); + uv_fs_req_cleanup(&open_req); + + cleanup(); +} + +static void refreshOpen(char *file) { + int r; + + refresh(); + + r = uv_fs_open(NULL, &open_req, file, flags, S_IWUSR | S_IRUSR, NULL); + ASSERT(r >= 0); + ASSERT(open_req.result >= 0); + uv_fs_req_cleanup(&open_req); +} + +static void writeExpect(char *file, char *expected, int size) { + int r; + + refreshOpen(file); + + iov = uv_buf_init("b", 1); + r = uv_fs_write(NULL, &write_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == 1); + ASSERT(write_req.result == 1); + uv_fs_req_cleanup(&write_req); + + iov = uv_buf_init("c", 1); + r = uv_fs_write(NULL, &write_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == 1); + ASSERT(write_req.result == 1); + uv_fs_req_cleanup(&write_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + /* Check contents */ + r = uv_fs_open(NULL, &open_req, file, UV_FS_O_RDONLY, S_IWUSR | S_IRUSR, NULL); + ASSERT(r >= 0); + ASSERT(open_req.result >= 0); + uv_fs_req_cleanup(&open_req); + + iov = uv_buf_init(buf, sizeof(buf)); + r = uv_fs_read(NULL, &read_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == size); + ASSERT(read_req.result == size); + ASSERT(strncmp(buf, expected, size) == 0); + uv_fs_req_cleanup(&read_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + cleanup(); +} + +static void writeFail(char *file, int error) { + int r; + + refreshOpen(file); + + iov = uv_buf_init("z", 1); + r = uv_fs_write(NULL, &write_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == error); + ASSERT(write_req.result == error); + uv_fs_req_cleanup(&write_req); + + iov = uv_buf_init("z", 1); + r = uv_fs_write(NULL, &write_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == error); + ASSERT(write_req.result == error); + uv_fs_req_cleanup(&write_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + cleanup(); +} + +static void readExpect(char *file, char *expected, int size) { + int r; + + refreshOpen(file); + + iov = uv_buf_init(buf, sizeof(buf)); + r = uv_fs_read(NULL, &read_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == size); + ASSERT(read_req.result == size); + ASSERT(strncmp(buf, expected, size) == 0); + uv_fs_req_cleanup(&read_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + cleanup(); +} + +static void readFail(char *file, int error) { + int r; + + refreshOpen(file); + + iov = uv_buf_init(buf, sizeof(buf)); + r = uv_fs_read(NULL, &read_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == error); + ASSERT(read_req.result == error); + uv_fs_req_cleanup(&read_req); + + iov = uv_buf_init(buf, sizeof(buf)); + r = uv_fs_read(NULL, &read_req, open_req.result, &iov, 1, -1, NULL); + ASSERT(r == error); + ASSERT(read_req.result == error); + uv_fs_req_cleanup(&read_req); + + r = uv_fs_close(NULL, &close_req, open_req.result, NULL); + ASSERT(r == 0); + ASSERT(close_req.result == 0); + uv_fs_req_cleanup(&close_req); + + cleanup(); +} + +static void fs_open_flags(int add_flags) { + /* Follow the order from + * https://github.com/nodejs/node/blob/1a96abe849/lib/internal/fs/utils.js#L329-L354 + */ + + /* r */ + flags = add_flags | UV_FS_O_RDONLY; + openFail(absent_file, UV_ENOENT); + writeFail(empty_file, UV_EPERM); + readExpect(empty_file, "", 0); + writeFail(dummy_file, UV_EPERM); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EPERM); + readFail(empty_dir, UV_EISDIR); + + /* rs */ + flags = add_flags | UV_FS_O_RDONLY | UV_FS_O_SYNC; + openFail(absent_file, UV_ENOENT); + writeFail(empty_file, UV_EPERM); + readExpect(empty_file, "", 0); + writeFail(dummy_file, UV_EPERM); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EPERM); + readFail(empty_dir, UV_EISDIR); + + /* r+ */ + flags = add_flags | UV_FS_O_RDWR; + openFail(absent_file, UV_ENOENT); + writeExpect(empty_file, "bc", 2); + readExpect(empty_file, "", 0); + writeExpect(dummy_file, "bc", 2); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EISDIR); + + /* rs+ */ + flags = add_flags | UV_FS_O_RDWR | UV_FS_O_SYNC; + openFail(absent_file, UV_ENOENT); + writeExpect(empty_file, "bc", 2); + readExpect(empty_file, "", 0); + writeExpect(dummy_file, "bc", 2); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EISDIR); + + /* w */ + flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY; + writeExpect(absent_file, "bc", 2); + readFail(absent_file, UV_EPERM); + writeExpect(empty_file, "bc", 2); + readFail(empty_file, UV_EPERM); + writeExpect(dummy_file, "bc", 2); + readFail(dummy_file, UV_EPERM); + openFail(empty_dir, UV_EISDIR); + + /* wx */ + flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY | + UV_FS_O_EXCL; + writeExpect(absent_file, "bc", 2); + readFail(absent_file, UV_EPERM); + openFail(empty_file, UV_EEXIST); + openFail(dummy_file, UV_EEXIST); + openFail(empty_dir, UV_EEXIST); + + /* w+ */ + flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_RDWR; + writeExpect(absent_file, "bc", 2); + readExpect(absent_file, "", 0); + writeExpect(empty_file, "bc", 2); + readExpect(empty_file, "", 0); + writeExpect(dummy_file, "bc", 2); + readExpect(dummy_file, "", 0); + openFail(empty_dir, UV_EISDIR); + + /* wx+ */ + flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_RDWR | + UV_FS_O_EXCL; + writeExpect(absent_file, "bc", 2); + readExpect(absent_file, "", 0); + openFail(empty_file, UV_EEXIST); + openFail(dummy_file, UV_EEXIST); + openFail(empty_dir, UV_EEXIST); + + /* a */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY; + writeExpect(absent_file, "bc", 2); + readFail(absent_file, UV_EPERM); + writeExpect(empty_file, "bc", 2); + readFail(empty_file, UV_EPERM); + writeExpect(dummy_file, "abc", 3); + readFail(dummy_file, UV_EPERM); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EPERM); + + /* ax */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY | + UV_FS_O_EXCL; + writeExpect(absent_file, "bc", 2); + readFail(absent_file, UV_EPERM); + openFail(empty_file, UV_EEXIST); + openFail(dummy_file, UV_EEXIST); + openFail(empty_dir, UV_EEXIST); + + /* as */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY | + UV_FS_O_SYNC; + writeExpect(absent_file, "bc", 2); + readFail(absent_file, UV_EPERM); + writeExpect(empty_file, "bc", 2); + readFail(empty_file, UV_EPERM); + writeExpect(dummy_file, "abc", 3); + readFail(dummy_file, UV_EPERM); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EPERM); + + /* a+ */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_RDWR; + writeExpect(absent_file, "bc", 2); + readExpect(absent_file, "", 0); + writeExpect(empty_file, "bc", 2); + readExpect(empty_file, "", 0); + writeExpect(dummy_file, "abc", 3); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EISDIR); + + /* ax+ */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_RDWR | + UV_FS_O_EXCL; + writeExpect(absent_file, "bc", 2); + readExpect(absent_file, "", 0); + openFail(empty_file, UV_EEXIST); + openFail(dummy_file, UV_EEXIST); + openFail(empty_dir, UV_EEXIST); + + /* as+ */ + flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_RDWR | + UV_FS_O_SYNC; + writeExpect(absent_file, "bc", 2); + readExpect(absent_file, "", 0); + writeExpect(empty_file, "bc", 2); + readExpect(empty_file, "", 0); + writeExpect(dummy_file, "abc", 3); + readExpect(dummy_file, "a", 1); + writeFail(empty_dir, UV_EISDIR); + readFail(empty_dir, UV_EISDIR); +} +TEST_IMPL(fs_open_flags) { + setup(); + + fs_open_flags(0); + fs_open_flags(UV_FS_O_FILEMAP); + + /* Cleanup. */ + rmdir(empty_dir); + + MAKE_VALGRIND_HAPPY(); + return 0; +} + +#else + +typedef int file_has_no_tests; /* ISO C forbids an empty translation unit. */ + +#endif /* ifndef _WIN32 */ |