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