Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ |
| 2 | /* test.c unit test routines |
| 3 | * |
| 4 | * Copyright (C) 2003 Red Hat, Inc. |
| 5 | * |
| 6 | * Licensed under the Academic Free License version 2.1 |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #include <config.h> |
| 25 | |
| 26 | #ifdef DBUS_BUILD_TESTS |
| 27 | #include "test.h" |
| 28 | #include <dbus/dbus-internals.h> |
| 29 | #include <dbus/dbus-list.h> |
| 30 | #include <dbus/dbus-sysdeps.h> |
| 31 | |
| 32 | /* The "debug client" watch/timeout handlers don't dispatch messages, |
| 33 | * as we manually pull them in order to verify them. This is why they |
| 34 | * are different from the real handlers in connection.c |
| 35 | */ |
| 36 | static DBusList *clients = NULL; |
| 37 | static DBusLoop *client_loop = NULL; |
| 38 | |
| 39 | static dbus_bool_t |
| 40 | client_watch_callback (DBusWatch *watch, |
| 41 | unsigned int condition, |
| 42 | void *data) |
| 43 | { |
| 44 | /* FIXME this can be done in dbus-mainloop.c |
| 45 | * if the code in activation.c for the babysitter |
| 46 | * watch handler is fixed. |
| 47 | */ |
| 48 | |
| 49 | return dbus_watch_handle (watch, condition); |
| 50 | } |
| 51 | |
| 52 | static dbus_bool_t |
| 53 | add_client_watch (DBusWatch *watch, |
| 54 | void *data) |
| 55 | { |
| 56 | DBusConnection *connection = data; |
| 57 | |
| 58 | return _dbus_loop_add_watch (client_loop, |
| 59 | watch, client_watch_callback, connection, |
| 60 | NULL); |
| 61 | } |
| 62 | |
| 63 | static void |
| 64 | remove_client_watch (DBusWatch *watch, |
| 65 | void *data) |
| 66 | { |
| 67 | DBusConnection *connection = data; |
| 68 | |
| 69 | _dbus_loop_remove_watch (client_loop, |
| 70 | watch, client_watch_callback, connection); |
| 71 | } |
| 72 | |
| 73 | static void |
| 74 | client_timeout_callback (DBusTimeout *timeout, |
| 75 | void *data) |
| 76 | { |
| 77 | DBusConnection *connection = data; |
| 78 | |
| 79 | dbus_connection_ref (connection); |
| 80 | |
| 81 | /* can return FALSE on OOM but we just let it fire again later */ |
| 82 | dbus_timeout_handle (timeout); |
| 83 | |
| 84 | dbus_connection_unref (connection); |
| 85 | } |
| 86 | |
| 87 | static dbus_bool_t |
| 88 | add_client_timeout (DBusTimeout *timeout, |
| 89 | void *data) |
| 90 | { |
| 91 | DBusConnection *connection = data; |
| 92 | |
| 93 | return _dbus_loop_add_timeout (client_loop, timeout, client_timeout_callback, connection, NULL); |
| 94 | } |
| 95 | |
| 96 | static void |
| 97 | remove_client_timeout (DBusTimeout *timeout, |
| 98 | void *data) |
| 99 | { |
| 100 | DBusConnection *connection = data; |
| 101 | |
| 102 | _dbus_loop_remove_timeout (client_loop, timeout, client_timeout_callback, connection); |
| 103 | } |
| 104 | |
| 105 | static DBusHandlerResult |
| 106 | client_disconnect_filter (DBusConnection *connection, |
| 107 | DBusMessage *message, |
| 108 | void *user_data) |
| 109 | { |
| 110 | if (!dbus_message_is_signal (message, |
| 111 | DBUS_INTERFACE_LOCAL, |
| 112 | "Disconnected")) |
| 113 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
| 114 | |
| 115 | _dbus_verbose ("Removing client %p in disconnect handler\n", |
| 116 | connection); |
| 117 | |
| 118 | _dbus_list_remove (&clients, connection); |
| 119 | |
| 120 | dbus_connection_unref (connection); |
| 121 | |
| 122 | if (clients == NULL) |
| 123 | { |
| 124 | _dbus_loop_unref (client_loop); |
| 125 | client_loop = NULL; |
| 126 | } |
| 127 | |
| 128 | return DBUS_HANDLER_RESULT_HANDLED; |
| 129 | } |
| 130 | |
| 131 | dbus_bool_t |
| 132 | bus_setup_debug_client (DBusConnection *connection) |
| 133 | { |
| 134 | dbus_bool_t retval; |
| 135 | |
| 136 | if (!dbus_connection_add_filter (connection, |
| 137 | client_disconnect_filter, |
| 138 | NULL, NULL)) |
| 139 | return FALSE; |
| 140 | |
| 141 | retval = FALSE; |
| 142 | |
| 143 | if (client_loop == NULL) |
| 144 | { |
| 145 | client_loop = _dbus_loop_new (); |
| 146 | if (client_loop == NULL) |
| 147 | goto out; |
| 148 | } |
| 149 | |
| 150 | if (!dbus_connection_set_watch_functions (connection, |
| 151 | add_client_watch, |
| 152 | remove_client_watch, |
| 153 | NULL, |
| 154 | connection, |
| 155 | NULL)) |
| 156 | goto out; |
| 157 | |
| 158 | if (!dbus_connection_set_timeout_functions (connection, |
| 159 | add_client_timeout, |
| 160 | remove_client_timeout, |
| 161 | NULL, |
| 162 | connection, NULL)) |
| 163 | goto out; |
| 164 | |
| 165 | if (!_dbus_list_append (&clients, connection)) |
| 166 | goto out; |
| 167 | |
| 168 | retval = TRUE; |
| 169 | |
| 170 | out: |
| 171 | if (!retval) |
| 172 | { |
| 173 | dbus_connection_remove_filter (connection, |
| 174 | client_disconnect_filter, |
| 175 | NULL); |
| 176 | |
| 177 | dbus_connection_set_watch_functions (connection, |
| 178 | NULL, NULL, NULL, NULL, NULL); |
| 179 | dbus_connection_set_timeout_functions (connection, |
| 180 | NULL, NULL, NULL, NULL, NULL); |
| 181 | |
| 182 | _dbus_list_remove_last (&clients, connection); |
| 183 | |
| 184 | if (clients == NULL) |
| 185 | { |
| 186 | _dbus_loop_unref (client_loop); |
| 187 | client_loop = NULL; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | return retval; |
| 192 | } |
| 193 | |
| 194 | void |
| 195 | bus_test_clients_foreach (BusConnectionForeachFunction function, |
| 196 | void *data) |
| 197 | { |
| 198 | DBusList *link; |
| 199 | |
| 200 | link = _dbus_list_get_first_link (&clients); |
| 201 | while (link != NULL) |
| 202 | { |
| 203 | DBusConnection *connection = link->data; |
| 204 | DBusList *next = _dbus_list_get_next_link (&clients, link); |
| 205 | |
| 206 | if (!(* function) (connection, data)) |
| 207 | break; |
| 208 | |
| 209 | link = next; |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | dbus_bool_t |
| 214 | bus_test_client_listed (DBusConnection *connection) |
| 215 | { |
| 216 | DBusList *link; |
| 217 | |
| 218 | link = _dbus_list_get_first_link (&clients); |
| 219 | while (link != NULL) |
| 220 | { |
| 221 | DBusConnection *c = link->data; |
| 222 | DBusList *next = _dbus_list_get_next_link (&clients, link); |
| 223 | |
| 224 | if (c == connection) |
| 225 | return TRUE; |
| 226 | |
| 227 | link = next; |
| 228 | } |
| 229 | |
| 230 | return FALSE; |
| 231 | } |
| 232 | |
| 233 | void |
| 234 | bus_test_run_clients_loop (dbus_bool_t block_once) |
| 235 | { |
| 236 | if (client_loop == NULL) |
| 237 | return; |
| 238 | |
| 239 | _dbus_verbose ("---> Dispatching on \"client side\"\n"); |
| 240 | |
| 241 | /* dispatch before we block so pending dispatches |
| 242 | * won't make our block return early |
| 243 | */ |
| 244 | _dbus_loop_dispatch (client_loop); |
| 245 | |
| 246 | /* Do one blocking wait, since we're expecting data */ |
| 247 | if (block_once) |
| 248 | { |
| 249 | _dbus_verbose ("---> blocking on \"client side\"\n"); |
| 250 | _dbus_loop_iterate (client_loop, TRUE); |
| 251 | } |
| 252 | |
| 253 | /* Then mop everything up */ |
| 254 | while (_dbus_loop_iterate (client_loop, FALSE)) |
| 255 | ; |
| 256 | |
| 257 | _dbus_verbose ("---> Done dispatching on \"client side\"\n"); |
| 258 | } |
| 259 | |
| 260 | void |
| 261 | bus_test_run_bus_loop (BusContext *context, |
| 262 | dbus_bool_t block_once) |
| 263 | { |
| 264 | _dbus_verbose ("---> Dispatching on \"server side\"\n"); |
| 265 | |
| 266 | /* dispatch before we block so pending dispatches |
| 267 | * won't make our block return early |
| 268 | */ |
| 269 | _dbus_loop_dispatch (bus_context_get_loop (context)); |
| 270 | |
| 271 | /* Do one blocking wait, since we're expecting data */ |
| 272 | if (block_once) |
| 273 | { |
| 274 | _dbus_verbose ("---> blocking on \"server side\"\n"); |
| 275 | _dbus_loop_iterate (bus_context_get_loop (context), TRUE); |
| 276 | } |
| 277 | |
| 278 | /* Then mop everything up */ |
| 279 | while (_dbus_loop_iterate (bus_context_get_loop (context), FALSE)) |
| 280 | ; |
| 281 | |
| 282 | _dbus_verbose ("---> Done dispatching on \"server side\"\n"); |
| 283 | } |
| 284 | |
| 285 | void |
| 286 | bus_test_run_everything (BusContext *context) |
| 287 | { |
| 288 | while (_dbus_loop_iterate (bus_context_get_loop (context), FALSE) || |
| 289 | (client_loop == NULL || _dbus_loop_iterate (client_loop, FALSE))) |
| 290 | ; |
| 291 | } |
| 292 | |
| 293 | BusContext* |
| 294 | bus_context_new_test (const DBusString *test_data_dir, |
| 295 | const char *filename) |
| 296 | { |
| 297 | DBusError error; |
| 298 | DBusString config_file; |
| 299 | DBusString relative; |
| 300 | BusContext *context; |
| 301 | |
| 302 | if (!_dbus_string_init (&config_file)) |
| 303 | { |
| 304 | _dbus_warn ("No memory\n"); |
| 305 | return NULL; |
| 306 | } |
| 307 | |
| 308 | if (!_dbus_string_copy (test_data_dir, 0, |
| 309 | &config_file, 0)) |
| 310 | { |
| 311 | _dbus_warn ("No memory\n"); |
| 312 | _dbus_string_free (&config_file); |
| 313 | return NULL; |
| 314 | } |
| 315 | |
| 316 | _dbus_string_init_const (&relative, filename); |
| 317 | |
| 318 | if (!_dbus_concat_dir_and_file (&config_file, &relative)) |
| 319 | { |
| 320 | _dbus_warn ("No memory\n"); |
| 321 | _dbus_string_free (&config_file); |
| 322 | return NULL; |
| 323 | } |
| 324 | |
| 325 | dbus_error_init (&error); |
| 326 | context = bus_context_new (&config_file, FALSE, NULL, NULL, NULL, FALSE, &error); |
| 327 | if (context == NULL) |
| 328 | { |
| 329 | _DBUS_ASSERT_ERROR_IS_SET (&error); |
| 330 | |
| 331 | _dbus_warn ("Failed to create debug bus context from configuration file %s: %s\n", |
| 332 | filename, error.message); |
| 333 | |
| 334 | dbus_error_free (&error); |
| 335 | |
| 336 | _dbus_string_free (&config_file); |
| 337 | |
| 338 | return NULL; |
| 339 | } |
| 340 | |
| 341 | _dbus_string_free (&config_file); |
| 342 | |
| 343 | return context; |
| 344 | } |
| 345 | |
| 346 | #endif |