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160
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1 /* Copyright 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 #include <fcntl.h>
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25 #include <string.h>
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26
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27 static uv_fs_t opendir_req;
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28 static uv_fs_t readdir_req;
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29 static uv_fs_t closedir_req;
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30
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31 static uv_dirent_t dirents[1];
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32 static uv_dirent_t symlink_dirents[2];
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33
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34 static int empty_opendir_cb_count;
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35 static int empty_closedir_cb_count;
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36
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37 static void cleanup_test_files(void) {
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38 uv_fs_t req;
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39
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40 uv_fs_unlink(NULL, &req, "test_dir/file1", NULL);
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41 uv_fs_req_cleanup(&req);
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42 uv_fs_unlink(NULL, &req, "test_dir/file2", NULL);
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43 uv_fs_req_cleanup(&req);
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44 uv_fs_rmdir(NULL, &req, "test_dir/test_subdir", NULL);
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45 uv_fs_req_cleanup(&req);
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46 uv_fs_rmdir(NULL, &req, "test_dir", NULL);
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47 uv_fs_req_cleanup(&req);
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48 }
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49
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50 static void empty_closedir_cb(uv_fs_t* req) {
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51 ASSERT_PTR_EQ(req, &closedir_req);
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52 ASSERT_EQ(req->fs_type, UV_FS_CLOSEDIR);
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53 ASSERT_OK(req->result);
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54 ++empty_closedir_cb_count;
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55 uv_fs_req_cleanup(req);
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56 }
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57
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58 static void empty_readdir_cb(uv_fs_t* req) {
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59 uv_dir_t* dir;
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60 int r;
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61
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62 ASSERT_PTR_EQ(req, &readdir_req);
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63 ASSERT_EQ(req->fs_type, UV_FS_READDIR);
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64 ASSERT_OK(req->result);
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65 dir = req->ptr;
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66 uv_fs_req_cleanup(req);
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67 r = uv_fs_closedir(uv_default_loop(),
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68 &closedir_req,
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69 dir,
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70 empty_closedir_cb);
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71 ASSERT_OK(r);
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72 }
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73
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74 static void empty_opendir_cb(uv_fs_t* req) {
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75 uv_dir_t* dir;
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76 int r;
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77
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78 ASSERT_PTR_EQ(req, &opendir_req);
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79 ASSERT_EQ(req->fs_type, UV_FS_OPENDIR);
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80 ASSERT_OK(req->result);
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81 ASSERT_NOT_NULL(req->ptr);
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82 dir = req->ptr;
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83 dir->dirents = dirents;
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84 dir->nentries = ARRAY_SIZE(dirents);
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85 r = uv_fs_readdir(uv_default_loop(),
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86 &readdir_req,
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87 dir,
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88 empty_readdir_cb);
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89 ASSERT_OK(r);
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90 uv_fs_req_cleanup(req);
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91 ++empty_opendir_cb_count;
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92 }
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93
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94 /*
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95 * This test makes sure that both synchronous and asynchronous flavors
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96 * of the uv_fs_opendir() -> uv_fs_readdir() -> uv_fs_closedir() sequence work
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97 * as expected when processing an empty directory.
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98 */
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99 TEST_IMPL(fs_readdir_empty_dir) {
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100 const char* path;
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101 uv_fs_t mkdir_req;
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102 uv_fs_t rmdir_req;
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103 int r;
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104 int nb_entries_read;
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105 uv_dir_t* dir;
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106
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107 path = "./empty_dir/";
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108 uv_fs_mkdir(uv_default_loop(), &mkdir_req, path, 0777, NULL);
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109 uv_fs_req_cleanup(&mkdir_req);
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110
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111 /* Fill the req to ensure that required fields are cleaned up. */
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112 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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113
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114 /* Testing the synchronous flavor. */
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115 r = uv_fs_opendir(uv_default_loop(),
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116 &opendir_req,
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117 path,
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118 NULL);
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119 ASSERT_OK(r);
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120 ASSERT_EQ(opendir_req.fs_type, UV_FS_OPENDIR);
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121 ASSERT_OK(opendir_req.result);
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122 ASSERT_NOT_NULL(opendir_req.ptr);
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123 dir = opendir_req.ptr;
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124 uv_fs_req_cleanup(&opendir_req);
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125
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126 /* Fill the req to ensure that required fields are cleaned up. */
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127 memset(&readdir_req, 0xdb, sizeof(readdir_req));
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128 dir->dirents = dirents;
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129 dir->nentries = ARRAY_SIZE(dirents);
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130 nb_entries_read = uv_fs_readdir(uv_default_loop(),
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131 &readdir_req,
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132 dir,
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133 NULL);
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134 ASSERT_OK(nb_entries_read);
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135 uv_fs_req_cleanup(&readdir_req);
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136
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137 /* Fill the req to ensure that required fields are cleaned up. */
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138 memset(&closedir_req, 0xdb, sizeof(closedir_req));
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139 uv_fs_closedir(uv_default_loop(), &closedir_req, dir, NULL);
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140 ASSERT_OK(closedir_req.result);
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141 uv_fs_req_cleanup(&closedir_req);
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142
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143 /* Testing the asynchronous flavor. */
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144
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145 /* Fill the req to ensure that required fields are cleaned up. */
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146 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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147 memset(&readdir_req, 0xdb, sizeof(readdir_req));
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148 memset(&closedir_req, 0xdb, sizeof(closedir_req));
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149
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150 r = uv_fs_opendir(uv_default_loop(), &opendir_req, path, empty_opendir_cb);
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151 ASSERT_OK(r);
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152 ASSERT_OK(empty_opendir_cb_count);
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153 ASSERT_OK(empty_closedir_cb_count);
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154 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
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155 ASSERT_OK(r);
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156 ASSERT_EQ(1, empty_opendir_cb_count);
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157 ASSERT_EQ(1, empty_closedir_cb_count);
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158 uv_fs_rmdir(uv_default_loop(), &rmdir_req, path, NULL);
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159 uv_fs_req_cleanup(&rmdir_req);
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160 MAKE_VALGRIND_HAPPY(uv_default_loop());
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161 return 0;
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162 }
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163
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164 /*
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165 * This test makes sure that reading a non-existing directory with
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166 * uv_fs_{open,read}_dir() returns proper error codes.
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167 */
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168
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169 static int non_existing_opendir_cb_count;
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170
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171 static void non_existing_opendir_cb(uv_fs_t* req) {
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172 ASSERT_PTR_EQ(req, &opendir_req);
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173 ASSERT_EQ(req->fs_type, UV_FS_OPENDIR);
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174 ASSERT_EQ(req->result, UV_ENOENT);
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175 ASSERT_NULL(req->ptr);
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176
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177 uv_fs_req_cleanup(req);
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178 ++non_existing_opendir_cb_count;
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179 }
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180
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181 TEST_IMPL(fs_readdir_non_existing_dir) {
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182 const char* path;
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183 int r;
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184
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185 path = "./non-existing-dir/";
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186
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187 /* Fill the req to ensure that required fields are cleaned up. */
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188 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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189
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190 /* Testing the synchronous flavor. */
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191 r = uv_fs_opendir(uv_default_loop(), &opendir_req, path, NULL);
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192 ASSERT_EQ(r, UV_ENOENT);
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193 ASSERT_EQ(opendir_req.fs_type, UV_FS_OPENDIR);
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194 ASSERT_EQ(opendir_req.result, UV_ENOENT);
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195 ASSERT_NULL(opendir_req.ptr);
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196 uv_fs_req_cleanup(&opendir_req);
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197
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198 /* Fill the req to ensure that required fields are cleaned up. */
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199 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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200
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201 /* Testing the async flavor. */
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202 r = uv_fs_opendir(uv_default_loop(),
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203 &opendir_req,
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204 path,
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205 non_existing_opendir_cb);
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206 ASSERT_OK(r);
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207 ASSERT_OK(non_existing_opendir_cb_count);
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208 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
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209 ASSERT_OK(r);
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210 ASSERT_EQ(1, non_existing_opendir_cb_count);
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211
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212 MAKE_VALGRIND_HAPPY(uv_default_loop());
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213 return 0;
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214 }
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215
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216 /*
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217 * This test makes sure that reading a file as a directory reports correct
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218 * error codes.
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219 */
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220
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221 static int file_opendir_cb_count;
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222
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223 static void file_opendir_cb(uv_fs_t* req) {
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224 ASSERT_PTR_EQ(req, &opendir_req);
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225 ASSERT_EQ(req->fs_type, UV_FS_OPENDIR);
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226 ASSERT_EQ(req->result, UV_ENOTDIR);
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227 ASSERT_NULL(req->ptr);
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228
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229 uv_fs_req_cleanup(req);
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230 ++file_opendir_cb_count;
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231 }
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232
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233 TEST_IMPL(fs_readdir_file) {
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234 const char* path;
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235 int r;
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236
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237 path = "test/fixtures/empty_file";
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238
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239 /* Fill the req to ensure that required fields are cleaned up. */
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240 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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241
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242 /* Testing the synchronous flavor. */
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243 r = uv_fs_opendir(uv_default_loop(), &opendir_req, path, NULL);
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244
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245 ASSERT_EQ(r, UV_ENOTDIR);
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246 ASSERT_EQ(opendir_req.fs_type, UV_FS_OPENDIR);
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247 ASSERT_EQ(opendir_req.result, UV_ENOTDIR);
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248 ASSERT_NULL(opendir_req.ptr);
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249
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250 uv_fs_req_cleanup(&opendir_req);
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251
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252 /* Fill the req to ensure that required fields are cleaned up. */
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253 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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254
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255 /* Testing the async flavor. */
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256 r = uv_fs_opendir(uv_default_loop(), &opendir_req, path, file_opendir_cb);
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257 ASSERT_OK(r);
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258 ASSERT_OK(file_opendir_cb_count);
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259 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
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260 ASSERT_OK(r);
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261 ASSERT_EQ(1, file_opendir_cb_count);
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262 MAKE_VALGRIND_HAPPY(uv_default_loop());
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263 return 0;
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264 }
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265
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266 /*
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267 * This test makes sure that reading a non-empty directory with
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268 * uv_fs_{open,read}_dir() returns proper directory entries, including the
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269 * correct entry types.
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270 */
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271
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272 static int non_empty_opendir_cb_count;
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273 static int non_empty_readdir_cb_count;
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274 static int non_empty_closedir_cb_count;
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275
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276 static void non_empty_closedir_cb(uv_fs_t* req) {
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277 ASSERT_PTR_EQ(req, &closedir_req);
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278 ASSERT_OK(req->result);
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279 uv_fs_req_cleanup(req);
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280 ++non_empty_closedir_cb_count;
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281 }
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282
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283 static void non_empty_readdir_cb(uv_fs_t* req) {
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284 uv_dir_t* dir;
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285
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286 ASSERT_PTR_EQ(req, &readdir_req);
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287 ASSERT_EQ(req->fs_type, UV_FS_READDIR);
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288 dir = req->ptr;
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289
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290 if (req->result == 0) {
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291 uv_fs_req_cleanup(req);
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292 ASSERT_EQ(3, non_empty_readdir_cb_count);
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293 uv_fs_closedir(uv_default_loop(),
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294 &closedir_req,
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295 dir,
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296 non_empty_closedir_cb);
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297 } else {
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298 ASSERT_EQ(1, req->result);
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299 ASSERT_PTR_EQ(dir->dirents, dirents);
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300 ASSERT(strcmp(dirents[0].name, "file1") == 0 ||
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301 strcmp(dirents[0].name, "file2") == 0 ||
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302 strcmp(dirents[0].name, "test_subdir") == 0);
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303 #ifdef HAVE_DIRENT_TYPES
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304 if (!strcmp(dirents[0].name, "test_subdir"))
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305 ASSERT_EQ(dirents[0].type, UV_DIRENT_DIR);
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306 else
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307 ASSERT_EQ(dirents[0].type, UV_DIRENT_FILE);
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308 #else
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309 ASSERT_EQ(dirents[0].type, UV_DIRENT_UNKNOWN);
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310 #endif /* HAVE_DIRENT_TYPES */
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311
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312 ++non_empty_readdir_cb_count;
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313 uv_fs_req_cleanup(req);
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314 dir->dirents = dirents;
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315 dir->nentries = ARRAY_SIZE(dirents);
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316 uv_fs_readdir(uv_default_loop(),
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317 &readdir_req,
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318 dir,
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319 non_empty_readdir_cb);
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320 }
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321 }
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322
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323 static void non_empty_opendir_cb(uv_fs_t* req) {
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324 uv_dir_t* dir;
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325 int r;
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326
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327 ASSERT_PTR_EQ(req, &opendir_req);
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328 ASSERT_EQ(req->fs_type, UV_FS_OPENDIR);
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329 ASSERT_OK(req->result);
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330 ASSERT_NOT_NULL(req->ptr);
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331
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332 dir = req->ptr;
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333 dir->dirents = dirents;
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334 dir->nentries = ARRAY_SIZE(dirents);
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335
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336 r = uv_fs_readdir(uv_default_loop(),
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337 &readdir_req,
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338 dir,
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339 non_empty_readdir_cb);
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340 ASSERT_OK(r);
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341 uv_fs_req_cleanup(req);
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342 ++non_empty_opendir_cb_count;
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343 }
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344
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345 TEST_IMPL(fs_readdir_non_empty_dir) {
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346 size_t entries_count;
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347 uv_fs_t mkdir_req;
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348 uv_fs_t rmdir_req;
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349 uv_fs_t create_req;
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350 uv_fs_t close_req;
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351 uv_dir_t* dir;
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352 int r;
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353
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354 cleanup_test_files();
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355
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356 r = uv_fs_mkdir(uv_default_loop(), &mkdir_req, "test_dir", 0755, NULL);
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357 ASSERT_OK(r);
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358
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359 /* Create two files synchronously. */
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360 r = uv_fs_open(uv_default_loop(),
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361 &create_req,
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362 "test_dir/file1",
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363 UV_FS_O_WRONLY | UV_FS_O_CREAT, S_IWUSR | S_IRUSR,
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364 NULL);
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365 ASSERT_GE(r, 0);
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366 uv_fs_req_cleanup(&create_req);
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367 r = uv_fs_close(uv_default_loop(),
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368 &close_req,
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369 create_req.result,
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370 NULL);
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371 ASSERT_OK(r);
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372 uv_fs_req_cleanup(&close_req);
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373
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374 r = uv_fs_open(uv_default_loop(),
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375 &create_req,
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376 "test_dir/file2",
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377 UV_FS_O_WRONLY | UV_FS_O_CREAT, S_IWUSR | S_IRUSR,
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378 NULL);
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379 ASSERT_GE(r, 0);
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380 uv_fs_req_cleanup(&create_req);
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381 r = uv_fs_close(uv_default_loop(),
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382 &close_req,
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383 create_req.result,
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384 NULL);
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385 ASSERT_OK(r);
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386 uv_fs_req_cleanup(&close_req);
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387
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388 r = uv_fs_mkdir(uv_default_loop(),
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389 &mkdir_req,
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390 "test_dir/test_subdir",
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391 0755,
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392 NULL);
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393 ASSERT_OK(r);
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394 uv_fs_req_cleanup(&mkdir_req);
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395
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396 /* Fill the req to ensure that required fields are cleaned up. */
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397 memset(&opendir_req, 0xdb, sizeof(opendir_req));
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398
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399 /* Testing the synchronous flavor. */
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400 r = uv_fs_opendir(uv_default_loop(), &opendir_req, "test_dir", NULL);
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401 ASSERT_OK(r);
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402 ASSERT_EQ(opendir_req.fs_type, UV_FS_OPENDIR);
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403 ASSERT_OK(opendir_req.result);
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404 ASSERT_NOT_NULL(opendir_req.ptr);
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405
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406 entries_count = 0;
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407 dir = opendir_req.ptr;
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408 dir->dirents = dirents;
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409 dir->nentries = ARRAY_SIZE(dirents);
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410 uv_fs_req_cleanup(&opendir_req);
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411
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412 while (uv_fs_readdir(uv_default_loop(),
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413 &readdir_req,
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414 dir,
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415 NULL) != 0) {
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416 ASSERT(strcmp(dirents[0].name, "file1") == 0 ||
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417 strcmp(dirents[0].name, "file2") == 0 ||
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418 strcmp(dirents[0].name, "test_subdir") == 0);
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419 #ifdef HAVE_DIRENT_TYPES
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420 if (!strcmp(dirents[0].name, "test_subdir"))
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421 ASSERT_EQ(dirents[0].type, UV_DIRENT_DIR);
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422 else
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423 ASSERT_EQ(dirents[0].type, UV_DIRENT_FILE);
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424 #else
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425 ASSERT_EQ(dirents[0].type, UV_DIRENT_UNKNOWN);
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426 #endif /* HAVE_DIRENT_TYPES */
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427 uv_fs_req_cleanup(&readdir_req);
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428 ++entries_count;
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429 }
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430
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431 ASSERT_EQ(3, entries_count);
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432 uv_fs_req_cleanup(&readdir_req);
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433
|
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434 /* Fill the req to ensure that required fields are cleaned up. */
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435 memset(&closedir_req, 0xdb, sizeof(closedir_req));
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436 uv_fs_closedir(uv_default_loop(), &closedir_req, dir, NULL);
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437 ASSERT_OK(closedir_req.result);
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438 uv_fs_req_cleanup(&closedir_req);
|
|
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439
|
|
|
440 /* Testing the asynchronous flavor. */
|
|
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441
|
|
|
442 /* Fill the req to ensure that required fields are cleaned up. */
|
|
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443 memset(&opendir_req, 0xdb, sizeof(opendir_req));
|
|
|
444
|
|
|
445 r = uv_fs_opendir(uv_default_loop(),
|
|
|
446 &opendir_req,
|
|
|
447 "test_dir",
|
|
|
448 non_empty_opendir_cb);
|
|
|
449 ASSERT_OK(r);
|
|
|
450 ASSERT_OK(non_empty_opendir_cb_count);
|
|
|
451 ASSERT_OK(non_empty_closedir_cb_count);
|
|
|
452 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
|
|
|
453 ASSERT_OK(r);
|
|
|
454 ASSERT_EQ(1, non_empty_opendir_cb_count);
|
|
|
455 ASSERT_EQ(1, non_empty_closedir_cb_count);
|
|
|
456
|
|
|
457 uv_fs_rmdir(uv_default_loop(), &rmdir_req, "test_subdir", NULL);
|
|
|
458 uv_fs_req_cleanup(&rmdir_req);
|
|
|
459
|
|
|
460 cleanup_test_files();
|
|
|
461 MAKE_VALGRIND_HAPPY(uv_default_loop());
|
|
|
462 return 0;
|
|
|
463 }
|
|
|
464
|
|
|
465 static void readdir_symlink_readdir_cb(uv_fs_t* req) {
|
|
|
466 uv_dir_t* dir;
|
|
|
467
|
|
|
468 ASSERT_PTR_EQ(req, &readdir_req);
|
|
|
469 ASSERT_EQ(req->fs_type, UV_FS_READDIR);
|
|
|
470 dir = req->ptr;
|
|
|
471
|
|
|
472 if (req->result == 0) {
|
|
|
473 uv_fs_req_cleanup(req);
|
|
|
474 ASSERT_EQ(3, non_empty_readdir_cb_count);
|
|
|
475 uv_fs_closedir(uv_default_loop(),
|
|
|
476 &closedir_req,
|
|
|
477 dir,
|
|
|
478 non_empty_closedir_cb);
|
|
|
479 } else {
|
|
|
480 if (strcmp(symlink_dirents[0].name, "test_symlink") == 0) {
|
|
|
481 ASSERT_EQ(symlink_dirents[0].type, UV_DIRENT_LINK);
|
|
|
482 } else {
|
|
|
483 ASSERT_EQ(symlink_dirents[1].type, UV_DIRENT_LINK);
|
|
|
484 }
|
|
|
485 uv_fs_req_cleanup(req);
|
|
|
486 }
|
|
|
487 }
|
|
|
488
|
|
|
489 static void readdir_symlink_opendir_cb(uv_fs_t* req) {
|
|
|
490 uv_dir_t* dir;
|
|
|
491 int r;
|
|
|
492
|
|
|
493 ASSERT_PTR_EQ(req, &opendir_req);
|
|
|
494 ASSERT_EQ(req->fs_type, UV_FS_OPENDIR);
|
|
|
495 ASSERT_OK(req->result);
|
|
|
496 ASSERT_NOT_NULL(req->ptr);
|
|
|
497
|
|
|
498 dir = req->ptr;
|
|
|
499 dir->dirents = symlink_dirents;
|
|
|
500 dir->nentries = ARRAY_SIZE(symlink_dirents);
|
|
|
501
|
|
|
502 r = uv_fs_readdir(uv_default_loop(),
|
|
|
503 &readdir_req,
|
|
|
504 dir,
|
|
|
505 readdir_symlink_readdir_cb);
|
|
|
506 ASSERT_OK(r);
|
|
|
507 uv_fs_req_cleanup(req);
|
|
|
508 }
|
|
|
509
|
|
|
510 static void cleanup_symlink_test_files(void) {
|
|
|
511 uv_fs_t req;
|
|
|
512
|
|
|
513 uv_fs_rmdir(NULL, &req, "test_symlink_dir/test_subdir", NULL);
|
|
|
514 uv_fs_req_cleanup(&req);
|
|
|
515 uv_fs_unlink(NULL, &req, "test_symlink_dir/test_symlink", NULL);
|
|
|
516 uv_fs_req_cleanup(&req);
|
|
|
517 uv_fs_rmdir(NULL, &req, "test_symlink_dir", NULL);
|
|
|
518 uv_fs_req_cleanup(&req);
|
|
|
519 }
|
|
|
520
|
|
|
521 TEST_IMPL(fs_readdir_symlink) {
|
|
|
522
|
|
|
523 uv_fs_t mkdir_req;
|
|
|
524 uv_fs_t symlink_req;
|
|
|
525 int r;
|
|
|
526
|
|
|
527 cleanup_symlink_test_files();
|
|
|
528
|
|
|
529 r = uv_fs_mkdir(uv_default_loop(), &mkdir_req, "test_symlink_dir", 0755, NULL);
|
|
|
530 ASSERT_OK(r);
|
|
|
531
|
|
|
532 r = uv_fs_mkdir(uv_default_loop(), &mkdir_req, "test_symlink_dir/test_subdir", 0755, NULL);
|
|
|
533 ASSERT_OK(r);
|
|
|
534
|
|
|
535 r = uv_fs_symlink(uv_default_loop(), &symlink_req, "test_symlink_dir/test_subdir", "test_symlink_dir/test_symlink", UV_FS_SYMLINK_DIR, NULL);
|
|
|
536 ASSERT_OK(r);
|
|
|
537
|
|
|
538 r = uv_fs_opendir(uv_default_loop(), &opendir_req, "test_symlink_dir", readdir_symlink_opendir_cb);
|
|
|
539 ASSERT_OK(r);
|
|
|
540
|
|
|
541 r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
|
|
|
542 ASSERT_OK(r);
|
|
|
543
|
|
|
544 cleanup_symlink_test_files();
|
|
|
545
|
|
|
546 MAKE_VALGRIND_HAPPY(uv_default_loop());
|
|
|
547 return 0;
|
|
|
548 }
|
