[BACK]Return to test-udp-send-hang-loop.c CVS log [TXT][DIR] Up to [cvs.NetBSD.org] / src / external / mit / libuv / dist / test

Annotation of src/external/mit/libuv/dist/test/test-udp-send-hang-loop.c, Revision 1.1

1.1     ! christos    1: /* Copyright The libuv project and 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: #include <stdio.h>
        !            26: #include <stdlib.h>
        !            27: #include <string.h>
        !            28:
        !            29: #define CHECK_OBJECT(handle, type, parent) \
        !            30:   ASSERT((type*)(handle) == &(parent))
        !            31:
        !            32: static uv_udp_t client;
        !            33: static uv_idle_t idle_handle;
        !            34: static uv_udp_send_t send_req;
        !            35: static uv_buf_t buf;
        !            36: static struct sockaddr_in addr;
        !            37: static char send_data[1024];
        !            38:
        !            39: static int loop_hang_called;
        !            40:
        !            41: static void send_cb(uv_udp_send_t* req, int status);
        !            42:
        !            43:
        !            44: static void idle_cb(uv_idle_t* handle) {
        !            45:   int r;
        !            46:
        !            47:   ASSERT(send_req.handle == NULL);
        !            48:   CHECK_OBJECT(handle, uv_idle_t, idle_handle);
        !            49:   ASSERT(0 == uv_idle_stop(handle));
        !            50:
        !            51:   /* It probably would have stalled by now if it's going to stall at all. */
        !            52:   if (++loop_hang_called > 1000) {
        !            53:     uv_close((uv_handle_t*) &client, NULL);
        !            54:     uv_close((uv_handle_t*) &idle_handle, NULL);
        !            55:     return;
        !            56:   }
        !            57:
        !            58:   r = uv_udp_send(&send_req,
        !            59:                   &client,
        !            60:                   &buf,
        !            61:                   1,
        !            62:                   (const struct sockaddr*) &addr,
        !            63:                   send_cb);
        !            64:   ASSERT(r == 0);
        !            65: }
        !            66:
        !            67:
        !            68: static void send_cb(uv_udp_send_t* req, int status) {
        !            69:   ASSERT(req != NULL);
        !            70:   ASSERT(status == 0 || status == UV_ENETUNREACH);
        !            71:   CHECK_OBJECT(req->handle, uv_udp_t, client);
        !            72:   CHECK_OBJECT(req, uv_udp_send_t, send_req);
        !            73:   req->handle = NULL;
        !            74:
        !            75:   ASSERT(0 == uv_idle_start(&idle_handle, idle_cb));
        !            76: }
        !            77:
        !            78:
        !            79: TEST_IMPL(udp_send_hang_loop) {
        !            80:   ASSERT(0 == uv_idle_init(uv_default_loop(), &idle_handle));
        !            81:
        !            82:   /* 192.0.2.0/8 is "TEST-NET" and reserved for documentation.
        !            83:    * Good for us, though. Since we want to have something unreachable.
        !            84:    */
        !            85:   ASSERT(0 == uv_ip4_addr("192.0.2.3", TEST_PORT, &addr));
        !            86:
        !            87:   ASSERT(0 == uv_udp_init(uv_default_loop(), &client));
        !            88:
        !            89:   buf = uv_buf_init(send_data, sizeof(send_data));
        !            90:
        !            91:   ASSERT(0 == uv_idle_start(&idle_handle, idle_cb));
        !            92:
        !            93:   uv_run(uv_default_loop(), UV_RUN_DEFAULT);
        !            94:
        !            95:   ASSERT(loop_hang_called > 1000);
        !            96:
        !            97:   MAKE_VALGRIND_HAPPY();
        !            98:   return 0;
        !            99: }

CVSweb <webmaster@jp.NetBSD.org>