| 1 | if (typeof(dojo) != 'undefined') { dojo.require('MochiKit.Signal'); } |
| 2 | if (typeof(JSAN) != 'undefined') { JSAN.use('MochiKit.Signal'); } |
| 3 | if (typeof(tests) == 'undefined') { tests = {}; } |
| 4 | |
| 5 | tests.test_Signal = function (t) { |
| 6 | |
| 7 | var submit = MochiKit.DOM.getElement('submit'); |
| 8 | var ident = null; |
| 9 | var i = 0; |
| 10 | var aFunction = function() { |
| 11 | t.ok(this === submit, "aFunction should have 'this' as submit"); |
| 12 | i++; |
| 13 | if (typeof(this.someVar) != 'undefined') { |
| 14 | i += this.someVar; |
| 15 | } |
| 16 | }; |
| 17 | |
| 18 | var aObject = {}; |
| 19 | aObject.aMethod = function() { |
| 20 | t.ok(this === aObject, "aMethod should have 'this' as aObject"); |
| 21 | i++; |
| 22 | }; |
| 23 | |
| 24 | ident = connect('submit', 'onclick', aFunction); |
| 25 | MochiKit.DOM.getElement('submit').click(); |
| 26 | t.is(i, 1, 'HTML onclick event can be connected to a function'); |
| 27 | |
| 28 | disconnect(ident); |
| 29 | MochiKit.DOM.getElement('submit').click(); |
| 30 | t.is(i, 1, 'HTML onclick can be disconnected from a function'); |
| 31 | |
| 32 | var submit = MochiKit.DOM.getElement('submit'); |
| 33 | |
| 34 | ident = connect(submit, 'onclick', aFunction); |
| 35 | submit.click(); |
| 36 | t.is(i, 2, 'Checking that a DOM element can be connected to a function'); |
| 37 | |
| 38 | disconnect(ident); |
| 39 | submit.click(); |
| 40 | t.is(i, 2, '...and then disconnected'); |
| 41 | |
| 42 | if (MochiKit.DOM.getElement('submit').fireEvent || |
| 43 | (document.createEvent && |
| 44 | typeof(document.createEvent('MouseEvents').initMouseEvent) == 'function')) { |
| 45 | |
| 46 | /* |
| 47 | |
| 48 | Adapted from: |
| 49 | http://www.devdaily.com/java/jwarehouse/jforum/tests/selenium/javascript/htmlutils.js.shtml |
| 50 | License: Apache |
| 51 | Copyright: Copyright 2004 ThoughtWorks, Inc |
| 52 | |
| 53 | */ |
| 54 | var triggerMouseEvent = function(element, eventType, canBubble) { |
| 55 | element = MochiKit.DOM.getElement(element); |
| 56 | canBubble = (typeof(canBubble) == 'undefined') ? true : canBubble; |
| 57 | if (element.fireEvent) { |
| 58 | var newEvt = document.createEventObject(); |
| 59 | newEvt.clientX = 1; |
| 60 | newEvt.clientY = 1; |
| 61 | newEvt.button = 1; |
| 62 | element.fireEvent('on' + eventType, newEvt); |
| 63 | } else if (document.createEvent && (typeof(document.createEvent('MouseEvents').initMouseEvent) == 'function')) { |
| 64 | var evt = document.createEvent('MouseEvents'); |
| 65 | evt.initMouseEvent(eventType, canBubble, true, // event, bubbles, cancelable |
| 66 | document.defaultView, 1, // view, # of clicks |
| 67 | 1, 0, 0, 0, // screenX, screenY, clientX, clientY |
| 68 | false, false, false, false, // ctrlKey, altKey, shiftKey, metaKey |
| 69 | 0, null); // buttonCode, relatedTarget |
| 70 | element.dispatchEvent(evt); |
| 71 | } |
| 72 | }; |
| 73 | |
| 74 | var eventTest = function(e) { |
| 75 | i++; |
| 76 | t.ok((typeof(e.event()) === 'object'), 'checking that event() is an object'); |
| 77 | t.ok((typeof(e.type()) === 'string'), 'checking that type() is a string'); |
| 78 | t.ok((e.target() === MochiKit.DOM.getElement('submit')), 'checking that target is "submit"'); |
| 79 | t.ok((typeof(e.modifier()) === 'object'), 'checking that modifier() is an object'); |
| 80 | t.ok(e.modifier().alt === false, 'checking that modifier().alt is defined, but false'); |
| 81 | t.ok(e.modifier().ctrl === false, 'checking that modifier().ctrl is defined, but false'); |
| 82 | t.ok(e.modifier().meta === false, 'checking that modifier().meta is defined, but false'); |
| 83 | t.ok(e.modifier().shift === false, 'checking that modifier().shift is defined, but false'); |
| 84 | t.ok((typeof(e.mouse()) === 'object'), 'checking that mouse() is an object'); |
| 85 | t.ok((typeof(e.mouse().button) === 'object'), 'checking that mouse().button is an object'); |
| 86 | t.ok(e.mouse().button.left === true, 'checking that mouse().button.left is true'); |
| 87 | t.ok(e.mouse().button.middle === false, 'checking that mouse().button.middle is false'); |
| 88 | t.ok(e.mouse().button.right === false, 'checking that mouse().button.right is false'); |
| 89 | t.ok((typeof(e.mouse().page) === 'object'), 'checking that mouse().page is an object'); |
| 90 | t.ok((typeof(e.mouse().page.x) === 'number'), 'checking that mouse().page.x is a number'); |
| 91 | t.ok((typeof(e.mouse().page.y) === 'number'), 'checking that mouse().page.y is a number'); |
| 92 | t.ok((typeof(e.mouse().client) === 'object'), 'checking that mouse().client is an object'); |
| 93 | t.ok((typeof(e.mouse().client.x) === 'number'), 'checking that mouse().client.x is a number'); |
| 94 | t.ok((typeof(e.mouse().client.y) === 'number'), 'checking that mouse().client.y is a number'); |
| 95 | |
| 96 | /* these should not be defined */ |
| 97 | t.ok((typeof(e.relatedTarget()) === 'undefined'), 'checking that relatedTarget() is undefined'); |
| 98 | t.ok((typeof(e.key()) === 'undefined'), 'checking that key() is undefined'); |
| 99 | }; |
| 100 | |
| 101 | |
| 102 | ident = connect('submit', 'onmousedown', eventTest); |
| 103 | triggerMouseEvent('submit', 'mousedown', false); |
| 104 | t.is(i, 3, 'Connecting an event to an HTML object and firing a synthetic event'); |
| 105 | |
| 106 | disconnect(ident); |
| 107 | triggerMouseEvent('submit', 'mousedown', false); |
| 108 | t.is(i, 3, 'Disconnecting an event to an HTML object and firing a synthetic event'); |
| 109 | |
| 110 | |
| 111 | |
| 112 | } |
| 113 | |
| 114 | // non-DOM tests |
| 115 | |
| 116 | var hasNoSignals = {}; |
| 117 | |
| 118 | var hasSignals = {someVar: 1}; |
| 119 | |
| 120 | var i = 0; |
| 121 | |
| 122 | var aFunction = function() { |
| 123 | i++; |
| 124 | if (typeof(this.someVar) != 'undefined') { |
| 125 | i += this.someVar; |
| 126 | } |
| 127 | }; |
| 128 | |
| 129 | var bFunction = function(someArg, someOtherArg) { |
| 130 | i += someArg + someOtherArg; |
| 131 | }; |
| 132 | |
| 133 | |
| 134 | var aObject = {}; |
| 135 | aObject.aMethod = function() { |
| 136 | i++; |
| 137 | }; |
| 138 | |
| 139 | aObject.bMethod = function() { |
| 140 | i++; |
| 141 | }; |
| 142 | |
| 143 | var bObject = {}; |
| 144 | bObject.bMethod = function() { |
| 145 | i++; |
| 146 | }; |
| 147 | |
| 148 | |
| 149 | ident = connect(hasSignals, 'signalOne', aFunction); |
| 150 | signal(hasSignals, 'signalOne'); |
| 151 | t.is(i, 2, 'Connecting function'); |
| 152 | i = 0; |
| 153 | |
| 154 | disconnect(ident); |
| 155 | signal(hasSignals, 'signalOne'); |
| 156 | t.is(i, 0, 'New style disconnecting function'); |
| 157 | i = 0; |
| 158 | |
| 159 | |
| 160 | ident = connect(hasSignals, 'signalOne', bFunction); |
| 161 | signal(hasSignals, 'signalOne', 1, 2); |
| 162 | t.is(i, 3, 'Connecting function'); |
| 163 | i = 0; |
| 164 | |
| 165 | disconnect(ident); |
| 166 | signal(hasSignals, 'signalOne', 1, 2); |
| 167 | t.is(i, 0, 'New style disconnecting function'); |
| 168 | i = 0; |
| 169 | |
| 170 | |
| 171 | connect(hasSignals, 'signalOne', aFunction); |
| 172 | signal(hasSignals, 'signalOne'); |
| 173 | t.is(i, 2, 'Connecting function'); |
| 174 | i = 0; |
| 175 | |
| 176 | disconnect(hasSignals, 'signalOne', aFunction); |
| 177 | signal(hasSignals, 'signalOne'); |
| 178 | t.is(i, 0, 'Old style disconnecting function'); |
| 179 | i = 0; |
| 180 | |
| 181 | |
| 182 | ident = connect(hasSignals, 'signalOne', aObject, aObject.aMethod); |
| 183 | signal(hasSignals, 'signalOne'); |
| 184 | t.is(i, 1, 'Connecting obj-function'); |
| 185 | i = 0; |
| 186 | |
| 187 | disconnect(ident); |
| 188 | signal(hasSignals, 'signalOne'); |
| 189 | t.is(i, 0, 'New style disconnecting obj-function'); |
| 190 | i = 0; |
| 191 | |
| 192 | connect(hasSignals, 'signalOne', aObject, aObject.aMethod); |
| 193 | signal(hasSignals, 'signalOne'); |
| 194 | t.is(i, 1, 'Connecting obj-function'); |
| 195 | i = 0; |
| 196 | |
| 197 | disconnect(hasSignals, 'signalOne', aObject, aObject.aMethod); |
| 198 | signal(hasSignals, 'signalOne'); |
| 199 | t.is(i, 0, 'Disconnecting obj-function'); |
| 200 | i = 0; |
| 201 | |
| 202 | |
| 203 | ident = connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 204 | signal(hasSignals, 'signalTwo'); |
| 205 | t.is(i, 1, 'Connecting obj-string'); |
| 206 | i = 0; |
| 207 | |
| 208 | disconnect(ident); |
| 209 | signal(hasSignals, 'signalTwo'); |
| 210 | t.is(i, 0, 'New style disconnecting obj-string'); |
| 211 | i = 0; |
| 212 | |
| 213 | |
| 214 | connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 215 | signal(hasSignals, 'signalTwo'); |
| 216 | t.is(i, 1, 'Connecting obj-string'); |
| 217 | i = 0; |
| 218 | |
| 219 | disconnect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 220 | signal(hasSignals, 'signalTwo'); |
| 221 | t.is(i, 0, 'Old style disconnecting obj-string'); |
| 222 | i = 0; |
| 223 | |
| 224 | |
| 225 | var shouldRaise = function() { return undefined.attr; }; |
| 226 | |
| 227 | try { |
| 228 | connect(hasSignals, 'signalOne', shouldRaise); |
| 229 | signal(hasSignals, 'signalOne'); |
| 230 | t.ok(false, 'An exception was not raised'); |
| 231 | } catch (e) { |
| 232 | t.ok(true, 'An exception was raised'); |
| 233 | } |
| 234 | disconnect(hasSignals, 'signalOne', shouldRaise); |
| 235 | t.is(i, 0, 'Exception raised, signal should not have fired'); |
| 236 | i = 0; |
| 237 | |
| 238 | |
| 239 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 240 | connect(hasSignals, 'signalOne', aObject, 'bMethod'); |
| 241 | signal(hasSignals, 'signalOne'); |
| 242 | t.is(i, 2, 'Connecting one signal to two slots in one object'); |
| 243 | i = 0; |
| 244 | |
| 245 | disconnect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 246 | disconnect(hasSignals, 'signalOne', aObject, 'bMethod'); |
| 247 | signal(hasSignals, 'signalOne'); |
| 248 | t.is(i, 0, 'Disconnecting one signal from two slots in one object'); |
| 249 | i = 0; |
| 250 | |
| 251 | |
| 252 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 253 | connect(hasSignals, 'signalOne', bObject, 'bMethod'); |
| 254 | signal(hasSignals, 'signalOne'); |
| 255 | t.is(i, 2, 'Connecting one signal to two slots in two objects'); |
| 256 | i = 0; |
| 257 | |
| 258 | disconnect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 259 | disconnect(hasSignals, 'signalOne', bObject, 'bMethod'); |
| 260 | signal(hasSignals, 'signalOne'); |
| 261 | t.is(i, 0, 'Disconnecting one signal from two slots in two objects'); |
| 262 | i = 0; |
| 263 | |
| 264 | |
| 265 | try { |
| 266 | connect(nothing, 'signalOne', aObject, 'aMethod'); |
| 267 | signal(nothing, 'signalOne'); |
| 268 | t.ok(false, 'An exception was not raised when connecting undefined'); |
| 269 | } catch (e) { |
| 270 | t.ok(true, 'An exception was raised when connecting undefined'); |
| 271 | } |
| 272 | |
| 273 | try { |
| 274 | disconnect(nothing, 'signalOne', aObject, 'aMethod'); |
| 275 | t.ok(false, 'An exception was not raised when disconnecting undefined'); |
| 276 | } catch (e) { |
| 277 | t.ok(true, 'An exception was raised when disconnecting undefined'); |
| 278 | } |
| 279 | |
| 280 | |
| 281 | try { |
| 282 | connect(hasSignals, 'signalOne', nothing); |
| 283 | signal(hasSignals, 'signalOne'); |
| 284 | t.ok(false, 'An exception was not raised when connecting an undefined function'); |
| 285 | } catch (e) { |
| 286 | t.ok(true, 'An exception was raised when connecting an undefined function'); |
| 287 | } |
| 288 | |
| 289 | try { |
| 290 | disconnect(hasSignals, 'signalOne', nothing); |
| 291 | t.ok(false, 'An exception was not raised when disconnecting an undefined function'); |
| 292 | } catch (e) { |
| 293 | t.ok(true, 'An exception was raised when disconnecting an undefined function'); |
| 294 | } |
| 295 | |
| 296 | |
| 297 | try { |
| 298 | connect(hasSignals, 'signalOne', aObject, aObject.nothing); |
| 299 | signal(hasSignals, 'signalOne'); |
| 300 | t.ok(false, 'An exception was not raised when connecting an undefined method'); |
| 301 | } catch (e) { |
| 302 | t.ok(true, 'An exception was raised when connecting an undefined method'); |
| 303 | } |
| 304 | |
| 305 | try { |
| 306 | connect(hasSignals, 'signalOne', aObject, 'nothing'); |
| 307 | signal(hasSignals, 'signalOne'); |
| 308 | t.ok(false, 'An exception was not raised when connecting an undefined method (as string)'); |
| 309 | } catch (e) { |
| 310 | t.ok(true, 'An exception was raised when connecting an undefined method (as string)'); |
| 311 | } |
| 312 | |
| 313 | t.is(i, 0, 'Signals should not have fired'); |
| 314 | |
| 315 | connect(hasSignals, 'signalOne', aFunction); |
| 316 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 317 | disconnectAll(hasSignals, 'signalOne'); |
| 318 | signal(hasSignals, 'signalOne'); |
| 319 | t.is(i, 0, 'disconnectAll works with single explicit signal'); |
| 320 | i = 0; |
| 321 | |
| 322 | connect(hasSignals, 'signalOne', aFunction); |
| 323 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 324 | connect(hasSignals, 'signalTwo', aFunction); |
| 325 | connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 326 | disconnectAll(hasSignals, 'signalOne'); |
| 327 | signal(hasSignals, 'signalOne'); |
| 328 | t.is(i, 0, 'disconnectAll works with single explicit signal'); |
| 329 | signal(hasSignals, 'signalTwo'); |
| 330 | t.is(i, 3, 'disconnectAll does not disconnect unrelated signals'); |
| 331 | i = 0; |
| 332 | |
| 333 | connect(hasSignals, 'signalOne', aFunction); |
| 334 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 335 | connect(hasSignals, 'signalTwo', aFunction); |
| 336 | connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 337 | disconnectAll(hasSignals, 'signalOne', 'signalTwo'); |
| 338 | signal(hasSignals, 'signalOne'); |
| 339 | signal(hasSignals, 'signalTwo'); |
| 340 | t.is(i, 0, 'disconnectAll works with two explicit signals'); |
| 341 | i = 0; |
| 342 | |
| 343 | connect(hasSignals, 'signalOne', aFunction); |
| 344 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 345 | connect(hasSignals, 'signalTwo', aFunction); |
| 346 | connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 347 | disconnectAll(hasSignals, ['signalOne', 'signalTwo']); |
| 348 | signal(hasSignals, 'signalOne'); |
| 349 | signal(hasSignals, 'signalTwo'); |
| 350 | t.is(i, 0, 'disconnectAll works with two explicit signals as a list'); |
| 351 | i = 0; |
| 352 | |
| 353 | connect(hasSignals, 'signalOne', aFunction); |
| 354 | connect(hasSignals, 'signalOne', aObject, 'aMethod'); |
| 355 | connect(hasSignals, 'signalTwo', aFunction); |
| 356 | connect(hasSignals, 'signalTwo', aObject, 'aMethod'); |
| 357 | disconnectAll(hasSignals); |
| 358 | signal(hasSignals, 'signalOne'); |
| 359 | signal(hasSignals, 'signalTwo'); |
| 360 | t.is(i, 0, 'disconnectAll works with implicit signals'); |
| 361 | i = 0; |
| 362 | |
| 363 | var toggle = function() { |
| 364 | disconnectAll(hasSignals, 'signalOne'); |
| 365 | connect(hasSignals, 'signalOne', aFunction); |
| 366 | i++; |
| 367 | }; |
| 368 | |
| 369 | connect(hasSignals, 'signalOne', aFunction); |
| 370 | connect(hasSignals, 'signalTwo', function() { i++; }); |
| 371 | connect(hasSignals, 'signalTwo', toggle); |
| 372 | connect(hasSignals, 'signalTwo', function() { i++; }); // #147 |
| 373 | connect(hasSignals, 'signalTwo', function() { i++; }); |
| 374 | signal(hasSignals, 'signalTwo'); |
| 375 | t.is(i, 4, 'disconnectAll fired in a signal loop works'); |
| 376 | i = 0; |
| 377 | disconnectAll('signalOne'); |
| 378 | disconnectAll('signalTwo'); |
| 379 | |
| 380 | var testfunc = function () { arguments.callee.count++; }; |
| 381 | testfunc.count = 0; |
| 382 | var testObj = { |
| 383 | methOne: function () { this.countOne++; }, countOne: 0, |
| 384 | methTwo: function () { this.countTwo++; }, countTwo: 0 |
| 385 | }; |
| 386 | connect(hasSignals, 'signalOne', testfunc); |
| 387 | connect(hasSignals, 'signalTwo', testfunc); |
| 388 | signal(hasSignals, 'signalOne'); |
| 389 | signal(hasSignals, 'signalTwo'); |
| 390 | t.is(testfunc.count, 2, 'disconnectAllTo func precondition'); |
| 391 | disconnectAllTo(testfunc); |
| 392 | signal(hasSignals, 'signalOne'); |
| 393 | signal(hasSignals, 'signalTwo'); |
| 394 | t.is(testfunc.count, 2, 'disconnectAllTo func'); |
| 395 | |
| 396 | connect(hasSignals, 'signalOne', testObj, 'methOne'); |
| 397 | connect(hasSignals, 'signalTwo', testObj, 'methTwo'); |
| 398 | signal(hasSignals, 'signalOne'); |
| 399 | signal(hasSignals, 'signalTwo'); |
| 400 | t.is(testObj.countOne, 1, 'disconnectAllTo obj precondition'); |
| 401 | t.is(testObj.countTwo, 1, 'disconnectAllTo obj precondition'); |
| 402 | disconnectAllTo(testObj); |
| 403 | signal(hasSignals, 'signalOne'); |
| 404 | signal(hasSignals, 'signalTwo'); |
| 405 | t.is(testObj.countOne, 1, 'disconnectAllTo obj'); |
| 406 | t.is(testObj.countTwo, 1, 'disconnectAllTo obj'); |
| 407 | |
| 408 | testObj.countOne = testObj.countTwo = 0; |
| 409 | connect(hasSignals, 'signalOne', testObj, 'methOne'); |
| 410 | connect(hasSignals, 'signalTwo', testObj, 'methTwo'); |
| 411 | disconnectAllTo(testObj, 'methOne'); |
| 412 | signal(hasSignals, 'signalOne'); |
| 413 | signal(hasSignals, 'signalTwo'); |
| 414 | t.is(testObj.countOne, 0, 'disconnectAllTo obj+str'); |
| 415 | t.is(testObj.countTwo, 1, 'disconnectAllTo obj+str'); |
| 416 | |
| 417 | has__Connect = { |
| 418 | count: 0, |
| 419 | __connect__: function (ident) { |
| 420 | this.count += arguments.length; |
| 421 | disconnect(ident); |
| 422 | } |
| 423 | }; |
| 424 | |
| 425 | connect(has__Connect, 'signalOne', aFunction); |
| 426 | t.is(has__Connect.count, 3, '__connect__ is called when it exists'); |
| 427 | signal(has__Connect, 'signalOne'); |
| 428 | t.is(has__Connect.count, 3, '__connect__ can disconnect the signal'); |
| 429 | |
| 430 | }; |