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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 #include <string.h>
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25
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26 static uv_async_t async_handle;
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27 static uv_check_t check_handle;
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28 static int check_cb_called;
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29 static uv_thread_t thread;
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30
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31
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32 static void thread_cb(void* dummy) {
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33 (void) &dummy;
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34 uv_async_send(&async_handle);
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35 }
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36
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37
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38 static void check_cb(uv_check_t* handle) {
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39 ASSERT_OK(check_cb_called);
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40 uv_close((uv_handle_t*) &async_handle, NULL);
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41 uv_close((uv_handle_t*) &check_handle, NULL);
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42 check_cb_called++;
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43 }
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44
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45
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46 TEST_IMPL(async_null_cb) {
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47 /*
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48 * Fill async_handle with garbage values.
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49 * uv_async_init() should properly initialize struct fields regardless of
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50 * initial values.
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51 * This is added to verify paddings between fields do not affect behavior.
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52 */
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53 memset(&async_handle, 0xff, sizeof(async_handle));
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54
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55 ASSERT_OK(uv_async_init(uv_default_loop(), &async_handle, NULL));
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56 ASSERT_OK(uv_check_init(uv_default_loop(), &check_handle));
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57 ASSERT_OK(uv_check_start(&check_handle, check_cb));
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58 ASSERT_OK(uv_thread_create(&thread, thread_cb, NULL));
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59 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
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60 ASSERT_OK(uv_thread_join(&thread));
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61 ASSERT_EQ(1, check_cb_called);
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62 MAKE_VALGRIND_HAPPY(uv_default_loop());
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63 return 0;
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64 }
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