forked from cory/tildefriends
301 lines
7.9 KiB
C
301 lines
7.9 KiB
C
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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "uv.h"
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#include "task.h"
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#include <string.h>
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#define FIXTURE "testfile"
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static void timer_cb(uv_timer_t* handle);
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static void close_cb(uv_handle_t* handle);
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static void poll_cb(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr);
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static void poll_cb_fail(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr);
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static void poll_cb_noop(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr);
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static uv_fs_poll_t poll_handle;
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static uv_timer_t timer_handle;
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static uv_loop_t* loop;
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static int poll_cb_called;
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static int timer_cb_called;
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static int close_cb_called;
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static void touch_file(const char* path) {
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static int count;
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FILE* fp;
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int i;
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ASSERT((fp = fopen(FIXTURE, "w+")));
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/* Need to change the file size because the poller may not pick up
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* sub-second mtime changes.
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*/
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i = ++count;
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while (i--)
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fputc('*', fp);
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fclose(fp);
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}
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static void close_cb(uv_handle_t* handle) {
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close_cb_called++;
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}
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static void timer_cb(uv_timer_t* handle) {
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touch_file(FIXTURE);
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timer_cb_called++;
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}
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static void poll_cb_fail(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr) {
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ASSERT(0 && "fail_cb called");
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}
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static void poll_cb_noop(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr) {
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}
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static void poll_cb(uv_fs_poll_t* handle,
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int status,
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const uv_stat_t* prev,
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const uv_stat_t* curr) {
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uv_stat_t zero_statbuf;
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memset(&zero_statbuf, 0, sizeof(zero_statbuf));
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ASSERT(handle == &poll_handle);
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ASSERT(1 == uv_is_active((uv_handle_t*) handle));
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ASSERT(prev != NULL);
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ASSERT(curr != NULL);
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switch (poll_cb_called++) {
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case 0:
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ASSERT(status == UV_ENOENT);
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ASSERT(0 == memcmp(prev, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 == memcmp(curr, &zero_statbuf, sizeof(zero_statbuf)));
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touch_file(FIXTURE);
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break;
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case 1:
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ASSERT(status == 0);
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ASSERT(0 == memcmp(prev, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 != memcmp(curr, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 == uv_timer_start(&timer_handle, timer_cb, 20, 0));
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break;
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case 2:
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ASSERT(status == 0);
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ASSERT(0 != memcmp(prev, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 != memcmp(curr, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 == uv_timer_start(&timer_handle, timer_cb, 200, 0));
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break;
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case 3:
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ASSERT(status == 0);
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ASSERT(0 != memcmp(prev, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 != memcmp(curr, &zero_statbuf, sizeof(zero_statbuf)));
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remove(FIXTURE);
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break;
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case 4:
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ASSERT(status == UV_ENOENT);
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ASSERT(0 != memcmp(prev, &zero_statbuf, sizeof(zero_statbuf)));
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ASSERT(0 == memcmp(curr, &zero_statbuf, sizeof(zero_statbuf)));
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uv_close((uv_handle_t*)handle, close_cb);
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break;
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default:
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ASSERT(0);
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}
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}
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TEST_IMPL(fs_poll) {
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loop = uv_default_loop();
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remove(FIXTURE);
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ASSERT(0 == uv_timer_init(loop, &timer_handle));
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ASSERT(0 == uv_fs_poll_init(loop, &poll_handle));
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb, FIXTURE, 100));
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(poll_cb_called == 5);
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ASSERT(timer_cb_called == 2);
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ASSERT(close_cb_called == 1);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(fs_poll_getpath) {
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char buf[1024];
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size_t len;
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loop = uv_default_loop();
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remove(FIXTURE);
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ASSERT(0 == uv_fs_poll_init(loop, &poll_handle));
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len = sizeof buf;
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ASSERT(UV_EINVAL == uv_fs_poll_getpath(&poll_handle, buf, &len));
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb_fail, FIXTURE, 100));
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len = sizeof buf;
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ASSERT(0 == uv_fs_poll_getpath(&poll_handle, buf, &len));
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ASSERT(buf[len - 1] != 0);
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ASSERT(buf[len] == '\0');
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ASSERT(0 == memcmp(buf, FIXTURE, len));
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uv_close((uv_handle_t*) &poll_handle, close_cb);
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(close_cb_called == 1);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(fs_poll_close_request) {
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uv_loop_t loop;
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uv_fs_poll_t poll_handle;
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remove(FIXTURE);
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ASSERT(0 == uv_loop_init(&loop));
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ASSERT(0 == uv_fs_poll_init(&loop, &poll_handle));
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb_fail, FIXTURE, 100));
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uv_close((uv_handle_t*) &poll_handle, close_cb);
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while (close_cb_called == 0)
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uv_run(&loop, UV_RUN_ONCE);
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ASSERT(close_cb_called == 1);
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ASSERT(0 == uv_loop_close(&loop));
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(fs_poll_close_request_multi_start_stop) {
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uv_loop_t loop;
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uv_fs_poll_t poll_handle;
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int i;
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remove(FIXTURE);
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ASSERT(0 == uv_loop_init(&loop));
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ASSERT(0 == uv_fs_poll_init(&loop, &poll_handle));
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for (i = 0; i < 10; ++i) {
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb_fail, FIXTURE, 100));
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ASSERT(0 == uv_fs_poll_stop(&poll_handle));
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}
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uv_close((uv_handle_t*) &poll_handle, close_cb);
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while (close_cb_called == 0)
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uv_run(&loop, UV_RUN_ONCE);
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ASSERT(close_cb_called == 1);
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ASSERT(0 == uv_loop_close(&loop));
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(fs_poll_close_request_multi_stop_start) {
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uv_loop_t loop;
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uv_fs_poll_t poll_handle;
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int i;
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remove(FIXTURE);
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ASSERT(0 == uv_loop_init(&loop));
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ASSERT(0 == uv_fs_poll_init(&loop, &poll_handle));
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for (i = 0; i < 10; ++i) {
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ASSERT(0 == uv_fs_poll_stop(&poll_handle));
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb_fail, FIXTURE, 100));
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}
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uv_close((uv_handle_t*) &poll_handle, close_cb);
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while (close_cb_called == 0)
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uv_run(&loop, UV_RUN_ONCE);
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ASSERT(close_cb_called == 1);
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ASSERT(0 == uv_loop_close(&loop));
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(fs_poll_close_request_stop_when_active) {
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/* Regression test for https://github.com/libuv/libuv/issues/2287. */
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uv_loop_t loop;
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uv_fs_poll_t poll_handle;
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remove(FIXTURE);
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ASSERT(0 == uv_loop_init(&loop));
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/* Set up all handles. */
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ASSERT(0 == uv_fs_poll_init(&loop, &poll_handle));
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ASSERT(0 == uv_fs_poll_start(&poll_handle, poll_cb_noop, FIXTURE, 100));
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uv_run(&loop, UV_RUN_ONCE);
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/* Close the timer handle, and do not crash. */
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ASSERT(0 == uv_fs_poll_stop(&poll_handle));
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uv_run(&loop, UV_RUN_ONCE);
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/* Clean up after the test. */
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uv_close((uv_handle_t*) &poll_handle, close_cb);
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uv_run(&loop, UV_RUN_ONCE);
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ASSERT(close_cb_called == 1);
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ASSERT(0 == uv_loop_close(&loop));
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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