1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include "uv.h"
23 #include "task.h"
24
25
26 static uv_idle_t idle_handle;
27 static uv_check_t check_handle;
28 static uv_timer_t timer_handle;
29
30 static int idle_cb_called = 0;
31 static int check_cb_called = 0;
32 static int timer_cb_called = 0;
33 static int close_cb_called = 0;
34
35
close_cb(uv_handle_t * handle)36 static void close_cb(uv_handle_t* handle) {
37 close_cb_called++;
38 }
39
40
timer_cb(uv_timer_t * handle)41 static void timer_cb(uv_timer_t* handle) {
42 ASSERT(handle == &timer_handle);
43
44 uv_close((uv_handle_t*) &idle_handle, close_cb);
45 uv_close((uv_handle_t*) &check_handle, close_cb);
46 uv_close((uv_handle_t*) &timer_handle, close_cb);
47
48 timer_cb_called++;
49 fprintf(stderr, "timer_cb %d\n", timer_cb_called);
50 fflush(stderr);
51 }
52
53
idle_cb(uv_idle_t * handle)54 static void idle_cb(uv_idle_t* handle) {
55 ASSERT(handle == &idle_handle);
56
57 idle_cb_called++;
58 fprintf(stderr, "idle_cb %d\n", idle_cb_called);
59 fflush(stderr);
60 }
61
62
check_cb(uv_check_t * handle)63 static void check_cb(uv_check_t* handle) {
64 ASSERT(handle == &check_handle);
65
66 check_cb_called++;
67 fprintf(stderr, "check_cb %d\n", check_cb_called);
68 fflush(stderr);
69 }
70
71
TEST_IMPL(idle_starvation)72 TEST_IMPL(idle_starvation) {
73 int r;
74
75 r = uv_idle_init(uv_default_loop(), &idle_handle);
76 ASSERT(r == 0);
77 r = uv_idle_start(&idle_handle, idle_cb);
78 ASSERT(r == 0);
79
80 r = uv_check_init(uv_default_loop(), &check_handle);
81 ASSERT(r == 0);
82 r = uv_check_start(&check_handle, check_cb);
83 ASSERT(r == 0);
84
85 r = uv_timer_init(uv_default_loop(), &timer_handle);
86 ASSERT(r == 0);
87 r = uv_timer_start(&timer_handle, timer_cb, 50, 0);
88 ASSERT(r == 0);
89
90 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
91 ASSERT(r == 0);
92
93 ASSERT(idle_cb_called > 0);
94 ASSERT(timer_cb_called == 1);
95 ASSERT(close_cb_called == 3);
96
97 MAKE_VALGRIND_HAPPY();
98 return 0;
99 }
100
101
idle_stop(uv_idle_t * handle)102 static void idle_stop(uv_idle_t* handle) {
103 uv_idle_stop(handle);
104 }
105
106
TEST_IMPL(idle_check)107 TEST_IMPL(idle_check) {
108 ASSERT_EQ(0, uv_idle_init(uv_default_loop(), &idle_handle));
109 ASSERT_EQ(0, uv_idle_start(&idle_handle, idle_stop));
110
111 ASSERT_EQ(0, uv_check_init(uv_default_loop(), &check_handle));
112 ASSERT_EQ(0, uv_check_start(&check_handle, check_cb));
113
114 ASSERT_EQ(1, uv_run(uv_default_loop(), UV_RUN_ONCE));
115 ASSERT_EQ(1, check_cb_called);
116
117 ASSERT_EQ(0, close_cb_called);
118 uv_close((uv_handle_t*) &idle_handle, close_cb);
119 uv_close((uv_handle_t*) &check_handle, close_cb);
120 ASSERT_EQ(0, uv_run(uv_default_loop(), UV_RUN_ONCE));
121 ASSERT_EQ(2, close_cb_called);
122
123 MAKE_VALGRIND_HAPPY();
124 return 0;
125 }
126