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1 /* Copyright the libuv project 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 static uv_loop_t loop;
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26 static uv_tcp_t tcp_client;
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27 static uv_connect_t connect_req;
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28 static uv_write_t write_req;
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29 static char close_me_cmd[] = {'Q', 'S'};
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30
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31 static int connect_cb_called;
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32 static int read_cb_called;
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33 static int write_cb_called;
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34 static int close_cb_called;
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35
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36 static void write_cb(uv_write_t* req, int status) {
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37 write_cb_called++;
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38 ASSERT_OK(status);
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39 }
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40
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41 static void alloc_cb(uv_handle_t* handle,
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42 size_t suggested_size,
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43 uv_buf_t* buf) {
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44 static char slab[64];
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45 buf->base = slab;
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46 buf->len = sizeof(slab);
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47 }
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48
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49 static void close_cb(uv_handle_t* handle) {
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50 close_cb_called++;
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51 }
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52
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53 static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) {
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54 int r;
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55
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56 ASSERT_EQ(nread, UV_EOF);
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57 ASSERT_EQ(1, uv_is_readable(handle));
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58 ASSERT_EQ(1, uv_is_writable(handle));
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59
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60 if (++read_cb_called == 3) {
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61 uv_close((uv_handle_t*) handle, close_cb);
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62 ASSERT_OK(uv_is_readable(handle));
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63 ASSERT_OK(uv_is_writable(handle));
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64 } else {
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65 r = uv_read_start((uv_stream_t*) &tcp_client, alloc_cb, read_cb);
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66 ASSERT_OK(r);
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67 }
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68 }
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69
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70 static void connect_cb(uv_connect_t* req, int status) {
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71 int r;
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72 uv_buf_t close_me;
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73
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74 connect_cb_called++;
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75 ASSERT_OK(status);
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76
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77 read_cb((uv_stream_t*) &tcp_client, UV_EOF, NULL);
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78
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79 close_me = uv_buf_init(close_me_cmd, sizeof(close_me_cmd));
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80
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81 r = uv_write(&write_req,
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82 (uv_stream_t*) &tcp_client,
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83 &close_me,
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84 1,
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85 write_cb);
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86
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87 ASSERT_OK(r);
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88 }
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89
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90 TEST_IMPL(readable_on_eof) {
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91 struct sockaddr_in sa;
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92 ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &sa));
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93 ASSERT_OK(uv_loop_init(&loop));
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94 ASSERT_OK(uv_tcp_init(&loop, &tcp_client));
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95
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96 ASSERT_OK(uv_tcp_connect(&connect_req,
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97 &tcp_client,
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98 (const struct sockaddr*) &sa,
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99 connect_cb));
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100
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101 ASSERT_OK(uv_run(&loop, UV_RUN_DEFAULT));
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102
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103 ASSERT_EQ(1, connect_cb_called);
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104 ASSERT_EQ(3, read_cb_called);
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105 ASSERT_EQ(1, write_cb_called);
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106 ASSERT_EQ(1, close_cb_called);
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107
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108 MAKE_VALGRIND_HAPPY(&loop);
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109 return 0;
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110 }
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