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-rw-r--r--3rdparty/libuv/test/test-fs-event.c907
1 files changed, 907 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/test-fs-event.c b/3rdparty/libuv/test/test-fs-event.c
new file mode 100644
index 00000000000..e02ff2fda5e
--- /dev/null
+++ b/3rdparty/libuv/test/test-fs-event.c
@@ -0,0 +1,907 @@
+/* Copyright Joyent, Inc. and other Node 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.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#include <string.h>
+#include <fcntl.h>
+
+#ifndef HAVE_KQUEUE
+# if defined(__APPLE__) || \
+ defined(__DragonFly__) || \
+ defined(__FreeBSD__) || \
+ defined(__OpenBSD__) || \
+ defined(__NetBSD__)
+# define HAVE_KQUEUE 1
+# endif
+#endif
+
+static uv_fs_event_t fs_event;
+static const char file_prefix[] = "fsevent-";
+static const int fs_event_file_count = 16;
+#if defined(__APPLE__) || defined(_WIN32)
+static const char file_prefix_in_subdir[] = "subdir";
+#endif
+static uv_timer_t timer;
+static int timer_cb_called;
+static int close_cb_called;
+static int fs_event_created;
+static int fs_event_removed;
+static int fs_event_cb_called;
+#if defined(PATH_MAX)
+static char fs_event_filename[PATH_MAX];
+#else
+static char fs_event_filename[1024];
+#endif /* defined(PATH_MAX) */
+static int timer_cb_touch_called;
+
+static void create_dir(const char* name) {
+ int r;
+ uv_fs_t req;
+ r = uv_fs_mkdir(NULL, &req, name, 0755, NULL);
+ ASSERT(r == 0 || r == UV_EEXIST);
+ uv_fs_req_cleanup(&req);
+}
+
+static void create_file(const char* name) {
+ int r;
+ uv_file file;
+ uv_fs_t req;
+
+ r = uv_fs_open(NULL, &req, name, O_WRONLY | O_CREAT, S_IWUSR | S_IRUSR, NULL);
+ ASSERT(r >= 0);
+ file = r;
+ uv_fs_req_cleanup(&req);
+ r = uv_fs_close(NULL, &req, file, NULL);
+ ASSERT(r == 0);
+ uv_fs_req_cleanup(&req);
+}
+
+static void touch_file(const char* name) {
+ int r;
+ uv_file file;
+ uv_fs_t req;
+ uv_buf_t buf;
+
+ r = uv_fs_open(NULL, &req, name, O_RDWR, 0, NULL);
+ ASSERT(r >= 0);
+ file = r;
+ uv_fs_req_cleanup(&req);
+
+ buf = uv_buf_init("foo", 4);
+ r = uv_fs_write(NULL, &req, file, &buf, 1, -1, NULL);
+ ASSERT(r >= 0);
+ uv_fs_req_cleanup(&req);
+
+ r = uv_fs_close(NULL, &req, file, NULL);
+ ASSERT(r == 0);
+ uv_fs_req_cleanup(&req);
+}
+
+static void close_cb(uv_handle_t* handle) {
+ ASSERT(handle != NULL);
+ close_cb_called++;
+}
+
+static void fail_cb(uv_fs_event_t* handle,
+ const char* path,
+ int events,
+ int status) {
+ ASSERT(0 && "fail_cb called");
+}
+
+static void fs_event_cb_dir(uv_fs_event_t* handle, const char* filename,
+ int events, int status) {
+ ++fs_event_cb_called;
+ ASSERT(handle == &fs_event);
+ ASSERT(status == 0);
+ ASSERT(events == UV_RENAME);
+ #if defined(__APPLE__) || defined(_WIN32) || defined(__linux__)
+ ASSERT(strcmp(filename, "file1") == 0);
+ #else
+ ASSERT(filename == NULL || strcmp(filename, "file1") == 0);
+ #endif
+ ASSERT(0 == uv_fs_event_stop(handle));
+ uv_close((uv_handle_t*)handle, close_cb);
+}
+
+static const char* fs_event_get_filename(int i) {
+ snprintf(fs_event_filename,
+ sizeof(fs_event_filename),
+ "watch_dir/%s%d",
+ file_prefix,
+ i);
+ return fs_event_filename;
+}
+
+static void fs_event_create_files(uv_timer_t* handle) {
+ /* Make sure we're not attempting to create files we do not intend */
+ ASSERT(fs_event_created < fs_event_file_count);
+
+ /* Create the file */
+ create_file(fs_event_get_filename(fs_event_created));
+
+ if (++fs_event_created < fs_event_file_count) {
+ /* Create another file on a different event loop tick. We do it this way
+ * to avoid fs events coalescing into one fs event. */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_create_files, 1, 0));
+ }
+}
+
+static void fs_event_unlink_files(uv_timer_t* handle) {
+ int r;
+ int i;
+
+ /* NOTE: handle might be NULL if invoked not as timer callback */
+ if (handle == NULL) {
+ /* Unlink all files */
+ for (i = 0; i < 16; i++) {
+ r = remove(fs_event_get_filename(i));
+ if (handle != NULL)
+ ASSERT(r == 0);
+ }
+ } else {
+ /* Make sure we're not attempting to remove files we do not intend */
+ ASSERT(fs_event_removed < fs_event_file_count);
+
+ /* Remove the file */
+ ASSERT(0 == remove(fs_event_get_filename(fs_event_removed)));
+
+ if (++fs_event_removed < fs_event_file_count) {
+ /* Remove another file on a different event loop tick. We do it this way
+ * to avoid fs events coalescing into one fs event. */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_unlink_files, 1, 0));
+ }
+ }
+}
+
+static void fs_event_cb_dir_multi_file(uv_fs_event_t* handle,
+ const char* filename,
+ int events,
+ int status) {
+ fs_event_cb_called++;
+ ASSERT(handle == &fs_event);
+ ASSERT(status == 0);
+ ASSERT(events == UV_CHANGE || UV_RENAME);
+ #if defined(__APPLE__) || defined(_WIN32) || defined(__linux__)
+ ASSERT(strncmp(filename, file_prefix, sizeof(file_prefix) - 1) == 0);
+ #else
+ ASSERT(filename == NULL ||
+ strncmp(filename, file_prefix, sizeof(file_prefix) - 1) == 0);
+ #endif
+
+ if (fs_event_created + fs_event_removed == fs_event_file_count) {
+ /* Once we've processed all create events, delete all files */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_unlink_files, 1, 0));
+ } else if (fs_event_cb_called == 2 * fs_event_file_count) {
+ /* Once we've processed all create and delete events, stop watching */
+ uv_close((uv_handle_t*) &timer, close_cb);
+ uv_close((uv_handle_t*) handle, close_cb);
+ }
+}
+
+#if defined(__APPLE__) || defined(_WIN32)
+static const char* fs_event_get_filename_in_subdir(int i) {
+ snprintf(fs_event_filename,
+ sizeof(fs_event_filename),
+ "watch_dir/subdir/%s%d",
+ file_prefix,
+ i);
+ return fs_event_filename;
+}
+
+static void fs_event_create_files_in_subdir(uv_timer_t* handle) {
+ /* Make sure we're not attempting to create files we do not intend */
+ ASSERT(fs_event_created < fs_event_file_count);
+
+ /* Create the file */
+ create_file(fs_event_get_filename_in_subdir(fs_event_created));
+
+ if (++fs_event_created < fs_event_file_count) {
+ /* Create another file on a different event loop tick. We do it this way
+ * to avoid fs events coalescing into one fs event. */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_create_files_in_subdir, 1, 0));
+ }
+}
+
+static void fs_event_unlink_files_in_subdir(uv_timer_t* handle) {
+ int r;
+ int i;
+
+ /* NOTE: handle might be NULL if invoked not as timer callback */
+ if (handle == NULL) {
+ /* Unlink all files */
+ for (i = 0; i < 16; i++) {
+ r = remove(fs_event_get_filename_in_subdir(i));
+ if (handle != NULL)
+ ASSERT(r == 0);
+ }
+ } else {
+ /* Make sure we're not attempting to remove files we do not intend */
+ ASSERT(fs_event_removed < fs_event_file_count);
+
+ /* Remove the file */
+ ASSERT(0 == remove(fs_event_get_filename_in_subdir(fs_event_removed)));
+
+ if (++fs_event_removed < fs_event_file_count) {
+ /* Remove another file on a different event loop tick. We do it this way
+ * to avoid fs events coalescing into one fs event. */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_unlink_files_in_subdir, 1, 0));
+ }
+ }
+}
+
+static void fs_event_cb_dir_multi_file_in_subdir(uv_fs_event_t* handle,
+ const char* filename,
+ int events,
+ int status) {
+ fs_event_cb_called++;
+ ASSERT(handle == &fs_event);
+ ASSERT(status == 0);
+ ASSERT(events == UV_CHANGE || UV_RENAME);
+ #if defined(__APPLE__) || defined(_WIN32) || defined(__linux__)
+ ASSERT(strncmp(filename,
+ file_prefix_in_subdir,
+ sizeof(file_prefix_in_subdir) - 1) == 0);
+ #else
+ ASSERT(filename == NULL ||
+ strncmp(filename,
+ file_prefix_in_subdir,
+ sizeof(file_prefix_in_subdir) - 1) == 0);
+ #endif
+
+ if (fs_event_created + fs_event_removed == fs_event_file_count) {
+ /* Once we've processed all create events, delete all files */
+ ASSERT(0 == uv_timer_start(&timer, fs_event_unlink_files_in_subdir, 1, 0));
+ } else if (fs_event_cb_called == 2 * fs_event_file_count) {
+ /* Once we've processed all create and delete events, stop watching */
+ uv_close((uv_handle_t*) &timer, close_cb);
+ uv_close((uv_handle_t*) handle, close_cb);
+ }
+}
+#endif
+
+static void fs_event_cb_file(uv_fs_event_t* handle, const char* filename,
+ int events, int status) {
+ ++fs_event_cb_called;
+ ASSERT(handle == &fs_event);
+ ASSERT(status == 0);
+ ASSERT(events == UV_CHANGE);
+ #if defined(__APPLE__) || defined(_WIN32) || defined(__linux__)
+ ASSERT(strcmp(filename, "file2") == 0);
+ #else
+ ASSERT(filename == NULL || strcmp(filename, "file2") == 0);
+ #endif
+ ASSERT(0 == uv_fs_event_stop(handle));
+ uv_close((uv_handle_t*)handle, close_cb);
+}
+
+static void timer_cb_close_handle(uv_timer_t* timer) {
+ uv_handle_t* handle;
+
+ ASSERT(timer != NULL);
+ handle = timer->data;
+
+ uv_close((uv_handle_t*)timer, NULL);
+ uv_close((uv_handle_t*)handle, close_cb);
+}
+
+static void fs_event_cb_file_current_dir(uv_fs_event_t* handle,
+ const char* filename, int events, int status) {
+ ASSERT(fs_event_cb_called == 0);
+ ++fs_event_cb_called;
+
+ ASSERT(handle == &fs_event);
+ ASSERT(status == 0);
+ ASSERT(events == UV_CHANGE);
+ #if defined(__APPLE__) || defined(_WIN32) || defined(__linux__)
+ ASSERT(strcmp(filename, "watch_file") == 0);
+ #else
+ ASSERT(filename == NULL || strcmp(filename, "watch_file") == 0);
+ #endif
+
+ /* Regression test for SunOS: touch should generate just one event. */
+ {
+ static uv_timer_t timer;
+ uv_timer_init(handle->loop, &timer);
+ timer.data = handle;
+ uv_timer_start(&timer, timer_cb_close_handle, 250, 0);
+ }
+}
+
+static void timer_cb_file(uv_timer_t* handle) {
+ ++timer_cb_called;
+
+ if (timer_cb_called == 1) {
+ touch_file("watch_dir/file1");
+ } else {
+ touch_file("watch_dir/file2");
+ uv_close((uv_handle_t*)handle, close_cb);
+ }
+}
+
+static void timer_cb_touch(uv_timer_t* timer) {
+ uv_close((uv_handle_t*)timer, NULL);
+ touch_file("watch_file");
+ timer_cb_touch_called++;
+}
+
+static void timer_cb_watch_twice(uv_timer_t* handle) {
+ uv_fs_event_t* handles = handle->data;
+ uv_close((uv_handle_t*) (handles + 0), NULL);
+ uv_close((uv_handle_t*) (handles + 1), NULL);
+ uv_close((uv_handle_t*) handle, NULL);
+}
+
+TEST_IMPL(fs_event_watch_dir) {
+ uv_loop_t* loop = uv_default_loop();
+ int r;
+
+ /* Setup */
+ fs_event_unlink_files(NULL);
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+ create_dir("watch_dir");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_cb_dir_multi_file, "watch_dir", 0);
+ ASSERT(r == 0);
+ r = uv_timer_init(loop, &timer);
+ ASSERT(r == 0);
+ r = uv_timer_start(&timer, fs_event_create_files, 100, 0);
+ ASSERT(r == 0);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(fs_event_cb_called == fs_event_created + fs_event_removed);
+ ASSERT(close_cb_called == 2);
+
+ /* Cleanup */
+ fs_event_unlink_files(NULL);
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_watch_dir_recursive) {
+#if defined(__APPLE__) || defined(_WIN32)
+ uv_loop_t* loop;
+ int r;
+
+ /* Setup */
+ loop = uv_default_loop();
+ fs_event_unlink_files(NULL);
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/subdir");
+ remove("watch_dir/");
+ create_dir("watch_dir");
+ create_dir("watch_dir/subdir");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_cb_dir_multi_file_in_subdir, "watch_dir", UV_FS_EVENT_RECURSIVE);
+ ASSERT(r == 0);
+ r = uv_timer_init(loop, &timer);
+ ASSERT(r == 0);
+ r = uv_timer_start(&timer, fs_event_create_files_in_subdir, 100, 0);
+ ASSERT(r == 0);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(fs_event_cb_called == fs_event_created + fs_event_removed);
+ ASSERT(close_cb_called == 2);
+
+ /* Cleanup */
+ fs_event_unlink_files_in_subdir(NULL);
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/subdir");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+#else
+ RETURN_SKIP("Recursive directory watching not supported on this platform.");
+#endif
+}
+
+
+TEST_IMPL(fs_event_watch_file) {
+ uv_loop_t* loop = uv_default_loop();
+ int r;
+
+ /* Setup */
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+ create_dir("watch_dir");
+ create_file("watch_dir/file1");
+ create_file("watch_dir/file2");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_cb_file, "watch_dir/file2", 0);
+ ASSERT(r == 0);
+ r = uv_timer_init(loop, &timer);
+ ASSERT(r == 0);
+ r = uv_timer_start(&timer, timer_cb_file, 100, 100);
+ ASSERT(r == 0);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(fs_event_cb_called == 1);
+ ASSERT(timer_cb_called == 2);
+ ASSERT(close_cb_called == 2);
+
+ /* Cleanup */
+ remove("watch_dir/file2");
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_watch_file_twice) {
+ const char path[] = "test/fixtures/empty_file";
+ uv_fs_event_t watchers[2];
+ uv_timer_t timer;
+ uv_loop_t* loop;
+
+ loop = uv_default_loop();
+ timer.data = watchers;
+
+ ASSERT(0 == uv_fs_event_init(loop, watchers + 0));
+ ASSERT(0 == uv_fs_event_start(watchers + 0, fail_cb, path, 0));
+ ASSERT(0 == uv_fs_event_init(loop, watchers + 1));
+ ASSERT(0 == uv_fs_event_start(watchers + 1, fail_cb, path, 0));
+ ASSERT(0 == uv_timer_init(loop, &timer));
+ ASSERT(0 == uv_timer_start(&timer, timer_cb_watch_twice, 10, 0));
+ ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_watch_file_current_dir) {
+ uv_timer_t timer;
+ uv_loop_t* loop;
+ int r;
+
+ loop = uv_default_loop();
+
+ /* Setup */
+ remove("watch_file");
+ create_file("watch_file");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event,
+ fs_event_cb_file_current_dir,
+ "watch_file",
+ 0);
+ ASSERT(r == 0);
+
+
+ r = uv_timer_init(loop, &timer);
+ ASSERT(r == 0);
+
+ r = uv_timer_start(&timer, timer_cb_touch, 10, 0);
+ ASSERT(r == 0);
+
+ ASSERT(timer_cb_touch_called == 0);
+ ASSERT(fs_event_cb_called == 0);
+ ASSERT(close_cb_called == 0);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(timer_cb_touch_called == 1);
+ ASSERT(fs_event_cb_called == 1);
+ ASSERT(close_cb_called == 1);
+
+ /* Cleanup */
+ remove("watch_file");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_no_callback_after_close) {
+ uv_loop_t* loop = uv_default_loop();
+ int r;
+
+ /* Setup */
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+ create_dir("watch_dir");
+ create_file("watch_dir/file1");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event,
+ fs_event_cb_file,
+ "watch_dir/file1",
+ 0);
+ ASSERT(r == 0);
+
+
+ uv_close((uv_handle_t*)&fs_event, close_cb);
+ touch_file("watch_dir/file1");
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(fs_event_cb_called == 0);
+ ASSERT(close_cb_called == 1);
+
+ /* Cleanup */
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_no_callback_on_close) {
+ uv_loop_t* loop = uv_default_loop();
+ int r;
+
+ /* Setup */
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+ create_dir("watch_dir");
+ create_file("watch_dir/file1");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event,
+ fs_event_cb_file,
+ "watch_dir/file1",
+ 0);
+ ASSERT(r == 0);
+
+ uv_close((uv_handle_t*)&fs_event, close_cb);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(fs_event_cb_called == 0);
+ ASSERT(close_cb_called == 1);
+
+ /* Cleanup */
+ remove("watch_dir/file1");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+static void fs_event_fail(uv_fs_event_t* handle, const char* filename,
+ int events, int status) {
+ ASSERT(0 && "should never be called");
+}
+
+
+static void timer_cb(uv_timer_t* handle) {
+ int r;
+
+ r = uv_fs_event_init(handle->loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_fail, ".", 0);
+ ASSERT(r == 0);
+
+ uv_close((uv_handle_t*)&fs_event, close_cb);
+ uv_close((uv_handle_t*)handle, close_cb);
+}
+
+
+TEST_IMPL(fs_event_immediate_close) {
+ uv_timer_t timer;
+ uv_loop_t* loop;
+ int r;
+
+ loop = uv_default_loop();
+
+ r = uv_timer_init(loop, &timer);
+ ASSERT(r == 0);
+
+ r = uv_timer_start(&timer, timer_cb, 1, 0);
+ ASSERT(r == 0);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(close_cb_called == 2);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+TEST_IMPL(fs_event_close_with_pending_event) {
+ uv_loop_t* loop;
+ int r;
+
+ loop = uv_default_loop();
+
+ create_dir("watch_dir");
+ create_file("watch_dir/file");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_fail, "watch_dir", 0);
+ ASSERT(r == 0);
+
+ /* Generate an fs event. */
+ touch_file("watch_dir/file");
+
+ uv_close((uv_handle_t*)&fs_event, close_cb);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(close_cb_called == 1);
+
+ /* Clean up */
+ remove("watch_dir/file");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#if defined(HAVE_KQUEUE)
+
+/* kqueue doesn't register fs events if you don't have an active watcher.
+ * The file descriptor needs to be part of the kqueue set of interest and
+ * that's not the case until we actually enter the event loop.
+ */
+TEST_IMPL(fs_event_close_in_callback) {
+ fprintf(stderr, "Skipping test, doesn't work with kqueue.\n");
+ return 0;
+}
+
+#else /* !HAVE_KQUEUE */
+
+static void fs_event_cb_close(uv_fs_event_t* handle, const char* filename,
+ int events, int status) {
+ ASSERT(status == 0);
+
+ ASSERT(fs_event_cb_called < 3);
+ ++fs_event_cb_called;
+
+ if (fs_event_cb_called == 3) {
+ uv_close((uv_handle_t*) handle, close_cb);
+ }
+}
+
+
+TEST_IMPL(fs_event_close_in_callback) {
+ uv_loop_t* loop;
+ int r;
+
+ loop = uv_default_loop();
+
+ create_dir("watch_dir");
+ create_file("watch_dir/file1");
+ create_file("watch_dir/file2");
+ create_file("watch_dir/file3");
+ create_file("watch_dir/file4");
+ create_file("watch_dir/file5");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event, fs_event_cb_close, "watch_dir", 0);
+ ASSERT(r == 0);
+
+ /* Generate a couple of fs events. */
+ touch_file("watch_dir/file1");
+ touch_file("watch_dir/file2");
+ touch_file("watch_dir/file3");
+ touch_file("watch_dir/file4");
+ touch_file("watch_dir/file5");
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(close_cb_called == 1);
+ ASSERT(fs_event_cb_called == 3);
+
+ /* Clean up */
+ remove("watch_dir/file1");
+ remove("watch_dir/file2");
+ remove("watch_dir/file3");
+ remove("watch_dir/file4");
+ remove("watch_dir/file5");
+ remove("watch_dir/");
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#endif /* HAVE_KQUEUE */
+
+TEST_IMPL(fs_event_start_and_close) {
+ uv_loop_t* loop;
+ uv_fs_event_t fs_event1;
+ uv_fs_event_t fs_event2;
+ int r;
+
+ loop = uv_default_loop();
+
+ create_dir("watch_dir");
+
+ r = uv_fs_event_init(loop, &fs_event1);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event1, fs_event_cb_dir, "watch_dir", 0);
+ ASSERT(r == 0);
+
+ r = uv_fs_event_init(loop, &fs_event2);
+ ASSERT(r == 0);
+ r = uv_fs_event_start(&fs_event2, fs_event_cb_dir, "watch_dir", 0);
+ ASSERT(r == 0);
+
+ uv_close((uv_handle_t*) &fs_event2, close_cb);
+ uv_close((uv_handle_t*) &fs_event1, close_cb);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(close_cb_called == 2);
+
+ remove("watch_dir/");
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+TEST_IMPL(fs_event_getpath) {
+ uv_loop_t* loop = uv_default_loop();
+ int r;
+ char buf[1024];
+ size_t len;
+
+ create_dir("watch_dir");
+
+ r = uv_fs_event_init(loop, &fs_event);
+ ASSERT(r == 0);
+ len = sizeof buf;
+ r = uv_fs_event_getpath(&fs_event, buf, &len);
+ ASSERT(r == UV_EINVAL);
+ r = uv_fs_event_start(&fs_event, fail_cb, "watch_dir", 0);
+ ASSERT(r == 0);
+ len = sizeof buf;
+ r = uv_fs_event_getpath(&fs_event, buf, &len);
+ ASSERT(r == 0);
+ ASSERT(buf[len - 1] != 0);
+ ASSERT(memcmp(buf, "watch_dir", len) == 0);
+ r = uv_fs_event_stop(&fs_event);
+ ASSERT(r == 0);
+ uv_close((uv_handle_t*) &fs_event, close_cb);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ ASSERT(close_cb_called == 1);
+
+ remove("watch_dir/");
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#if defined(__APPLE__)
+
+static int fs_event_error_reported;
+
+static void fs_event_error_report_cb(uv_fs_event_t* handle,
+ const char* filename,
+ int events,
+ int status) {
+ if (status != 0)
+ fs_event_error_reported = status;
+}
+
+static void timer_cb_nop(uv_timer_t* handle) {
+ ++timer_cb_called;
+ uv_close((uv_handle_t*) handle, close_cb);
+}
+
+static void fs_event_error_report_close_cb(uv_handle_t* handle) {
+ ASSERT(handle != NULL);
+ close_cb_called++;
+
+ /* handle is allocated on-stack, no need to free it */
+}
+
+
+TEST_IMPL(fs_event_error_reporting) {
+ unsigned int i;
+ uv_loop_t loops[1024];
+ uv_fs_event_t events[ARRAY_SIZE(loops)];
+ uv_loop_t* loop;
+ uv_fs_event_t* event;
+
+ TEST_FILE_LIMIT(ARRAY_SIZE(loops) * 3);
+
+ remove("watch_dir/");
+ create_dir("watch_dir");
+
+ /* Create a lot of loops, and start FSEventStream in each of them.
+ * Eventually, this should create enough streams to make FSEventStreamStart()
+ * fail.
+ */
+ for (i = 0; i < ARRAY_SIZE(loops); i++) {
+ loop = &loops[i];
+ ASSERT(0 == uv_loop_init(loop));
+ event = &events[i];
+
+ timer_cb_called = 0;
+ close_cb_called = 0;
+ ASSERT(0 == uv_fs_event_init(loop, event));
+ ASSERT(0 == uv_fs_event_start(event,
+ fs_event_error_report_cb,
+ "watch_dir",
+ 0));
+ uv_unref((uv_handle_t*) event);
+
+ /* Let loop run for some time */
+ ASSERT(0 == uv_timer_init(loop, &timer));
+ ASSERT(0 == uv_timer_start(&timer, timer_cb_nop, 2, 0));
+ uv_run(loop, UV_RUN_DEFAULT);
+ ASSERT(1 == timer_cb_called);
+ ASSERT(1 == close_cb_called);
+ if (fs_event_error_reported != 0)
+ break;
+ }
+
+ /* At least one loop should fail */
+ ASSERT(fs_event_error_reported == UV_EMFILE);
+
+ /* Stop and close all events, and destroy loops */
+ do {
+ loop = &loops[i];
+ event = &events[i];
+
+ ASSERT(0 == uv_fs_event_stop(event));
+ uv_ref((uv_handle_t*) event);
+ uv_close((uv_handle_t*) event, fs_event_error_report_close_cb);
+
+ close_cb_called = 0;
+ uv_run(loop, UV_RUN_DEFAULT);
+ ASSERT(close_cb_called == 1);
+
+ uv_loop_close(loop);
+ } while (i-- != 0);
+
+ remove("watch_dir/");
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#else /* !defined(__APPLE__) */
+
+TEST_IMPL(fs_event_error_reporting) {
+ /* No-op, needed only for FSEvents backend */
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#endif /* defined(__APPLE__) */