Siobhan Tully | e18b344 | 2014-02-23 14:23:34 -0500 | [diff] [blame] | 1 | // Next three methods are primarily for IE5, which is missing them |
| 2 | if (!Array.prototype.push) { |
| 3 | Array.prototype.push = function() { |
| 4 | for (var i = 0; i < arguments.length; i++){ |
| 5 | this[this.length] = arguments[i]; |
| 6 | } |
| 7 | return this.length; |
| 8 | }; |
| 9 | } |
| 10 | |
| 11 | if (!Array.prototype.shift) { |
| 12 | Array.prototype.shift = function() { |
| 13 | if (this.length > 0) { |
| 14 | var firstItem = this[0]; |
| 15 | for (var i = 0; i < this.length - 1; i++) { |
| 16 | this[i] = this[i + 1]; |
| 17 | } |
| 18 | this.length = this.length - 1; |
| 19 | return firstItem; |
| 20 | } |
| 21 | }; |
| 22 | } |
| 23 | |
| 24 | if (!Function.prototype.apply) { |
| 25 | Function.prototype.apply = function(obj, args) { |
| 26 | var methodName = "__apply__"; |
| 27 | if (typeof obj[methodName] != "undefined") { |
| 28 | methodName += (String(Math.random())).substr(2); |
| 29 | } |
| 30 | obj[methodName] = this; |
| 31 | |
| 32 | var argsStrings = new Array(args.length); |
| 33 | for (var i = 0; i < args.length; i++) { |
| 34 | argsStrings[i] = "args[" + i + "]"; |
| 35 | } |
| 36 | var script = "obj." + methodName + "(" + argsStrings.join(",") + ")"; |
| 37 | var returnValue = eval(script); |
| 38 | delete obj[methodName]; |
| 39 | return returnValue; |
| 40 | }; |
| 41 | } |
| 42 | |
| 43 | /* -------------------------------------------------------------------------- */ |
| 44 | |
| 45 | var xn = new Object(); |
| 46 | |
| 47 | (function() { |
| 48 | // Utility functions |
| 49 | |
| 50 | // Event listeners |
| 51 | var getListenersPropertyName = function(eventName) { |
| 52 | return "__listeners__" + eventName; |
| 53 | }; |
| 54 | |
| 55 | var addEventListener = function(node, eventName, listener, useCapture) { |
| 56 | useCapture = Boolean(useCapture); |
| 57 | if (node.addEventListener) { |
| 58 | node.addEventListener(eventName, listener, useCapture); |
| 59 | } else if (node.attachEvent) { |
| 60 | node.attachEvent("on" + eventName, listener); |
| 61 | } else { |
| 62 | var propertyName = getListenersPropertyName(eventName); |
| 63 | if (!node[propertyName]) { |
| 64 | node[propertyName] = new Array(); |
| 65 | |
| 66 | // Set event handler |
| 67 | node["on" + eventName] = function(evt) { |
| 68 | evt = module.getEvent(evt); |
| 69 | var listenersPropertyName = getListenersPropertyName(eventName); |
| 70 | |
| 71 | // Clone the array of listeners to leave the original untouched |
| 72 | var listeners = cloneArray(this[listenersPropertyName]); |
| 73 | var currentListener; |
| 74 | |
| 75 | // Call each listener in turn |
| 76 | while (currentListener = listeners.shift()) { |
| 77 | currentListener.call(this, evt); |
| 78 | } |
| 79 | }; |
| 80 | } |
| 81 | node[propertyName].push(listener); |
| 82 | } |
| 83 | }; |
| 84 | |
| 85 | // Clones an array |
| 86 | var cloneArray = function(arr) { |
| 87 | var clonedArray = []; |
| 88 | for (var i = 0; i < arr.length; i++) { |
| 89 | clonedArray[i] = arr[i]; |
| 90 | } |
| 91 | return clonedArray; |
| 92 | } |
| 93 | |
| 94 | var isFunction = function(f) { |
| 95 | if (!f){ return false; } |
| 96 | return (f instanceof Function || typeof f == "function"); |
| 97 | }; |
| 98 | |
| 99 | // CSS Utilities |
| 100 | |
| 101 | function array_contains(arr, val) { |
| 102 | for (var i = 0, len = arr.length; i < len; i++) { |
| 103 | if (arr[i] === val) { |
| 104 | return true; |
| 105 | } |
| 106 | } |
| 107 | return false; |
| 108 | } |
| 109 | |
| 110 | function addClass(el, cssClass) { |
| 111 | if (!hasClass(el, cssClass)) { |
| 112 | if (el.className) { |
| 113 | el.className += " " + cssClass; |
| 114 | } else { |
| 115 | el.className = cssClass; |
| 116 | } |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | function hasClass(el, cssClass) { |
| 121 | if (el.className) { |
| 122 | var classNames = el.className.split(" "); |
| 123 | return array_contains(classNames, cssClass); |
| 124 | } |
| 125 | return false; |
| 126 | } |
| 127 | |
| 128 | function removeClass(el, cssClass) { |
| 129 | if (hasClass(el, cssClass)) { |
| 130 | // Rebuild the className property |
| 131 | var existingClasses = el.className.split(" "); |
| 132 | var newClasses = []; |
| 133 | for (var i = 0; i < existingClasses.length; i++) { |
| 134 | if (existingClasses[i] != cssClass) { |
| 135 | newClasses[newClasses.length] = existingClasses[i]; |
| 136 | } |
| 137 | } |
| 138 | el.className = newClasses.join(" "); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | function replaceClass(el, newCssClass, oldCssClass) { |
| 143 | removeClass(el, oldCssClass); |
| 144 | addClass(el, newCssClass); |
| 145 | } |
| 146 | |
| 147 | function getExceptionStringRep(ex) { |
| 148 | if (ex) { |
| 149 | var exStr = "Exception: "; |
| 150 | if (ex.message) { |
| 151 | exStr += ex.message; |
| 152 | } else if (ex.description) { |
| 153 | exStr += ex.description; |
| 154 | } |
| 155 | if (ex.lineNumber) { |
| 156 | exStr += " on line number " + ex.lineNumber; |
| 157 | } |
| 158 | if (ex.fileName) { |
| 159 | exStr += " in file " + ex.fileName; |
| 160 | } |
| 161 | return exStr; |
| 162 | } |
| 163 | return null; |
| 164 | } |
| 165 | |
| 166 | |
| 167 | /* ---------------------------------------------------------------------- */ |
| 168 | |
| 169 | /* Configure the test logger try to use FireBug */ |
| 170 | var log, error; |
| 171 | if (window["console"] && typeof console.log == "function") { |
| 172 | log = function() { |
| 173 | if (xn.test.enableTestDebug) { |
| 174 | console.log.apply(console, arguments); |
| 175 | } |
| 176 | }; |
| 177 | error = function() { |
| 178 | if (xn.test.enableTestDebug) { |
| 179 | console.error.apply(console, arguments); |
| 180 | } |
| 181 | }; |
| 182 | } else { |
| 183 | log = function() {}; |
| 184 | } |
| 185 | |
| 186 | /* Set up something to report to */ |
| 187 | |
| 188 | var initialized = false; |
| 189 | var container; |
| 190 | var progressBarContainer, progressBar, overallSummaryText; |
| 191 | var currentTest = null; |
| 192 | var suites = []; |
| 193 | var totalTestCount = 0; |
| 194 | var currentTestIndex = 0; |
| 195 | var testFailed = false; |
| 196 | var testsPassedCount = 0; |
| 197 | var startTime; |
| 198 | |
| 199 | var log4javascriptEnabled = false; |
| 200 | |
| 201 | var nextSuiteIndex = 0; |
| 202 | |
| 203 | function runNextSuite() { |
| 204 | if (nextSuiteIndex < suites.length) { |
| 205 | suites[nextSuiteIndex++].run(); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | var init = function() { |
| 210 | if (initialized) { return true; } |
| 211 | |
| 212 | container = document.createElement("div"); |
| 213 | |
| 214 | // Create the overall progress bar |
| 215 | progressBarContainer = container.appendChild(document.createElement("div")); |
| 216 | progressBarContainer.className = "xn_test_progressbar_container xn_test_overallprogressbar_container"; |
| 217 | progressBar = progressBarContainer.appendChild(document.createElement("div")); |
| 218 | progressBar.className = "success"; |
| 219 | |
| 220 | document.body.appendChild(container); |
| 221 | |
| 222 | var h1 = progressBar.appendChild(document.createElement("h1")); |
| 223 | overallSummaryText = h1.appendChild(document.createTextNode("")); |
| 224 | |
| 225 | initialized = true; |
| 226 | |
| 227 | // Set up logging |
| 228 | log4javascriptEnabled = !!log4javascript && xn.test.enable_log4javascript; |
| 229 | |
| 230 | function TestLogAppender() {} |
| 231 | |
| 232 | if (log4javascriptEnabled) { |
| 233 | TestLogAppender.prototype = new log4javascript.Appender(); |
| 234 | TestLogAppender.prototype.layout = new log4javascript.PatternLayout("%d{HH:mm:ss,SSS} %-5p %m"); |
| 235 | TestLogAppender.prototype.append = function(loggingEvent) { |
| 236 | var formattedMessage = this.getLayout().format(loggingEvent); |
| 237 | if (this.getLayout().ignoresThrowable()) { |
| 238 | formattedMessage += loggingEvent.getThrowableStrRep(); |
| 239 | } |
| 240 | currentTest.addLogMessage(formattedMessage); |
| 241 | }; |
| 242 | |
| 243 | var appender = new TestLogAppender(); |
| 244 | appender.setThreshold(log4javascript.Level.ALL); |
| 245 | log4javascript.getRootLogger().addAppender(appender); |
| 246 | log4javascript.getRootLogger().setLevel(log4javascript.Level.ALL); |
| 247 | } |
| 248 | |
| 249 | startTime = new Date(); |
| 250 | |
| 251 | // First, build each suite |
| 252 | for (var i = 0; i < suites.length; i++) { |
| 253 | suites[i].build(); |
| 254 | totalTestCount += suites[i].tests.length; |
| 255 | } |
| 256 | |
| 257 | // Now run each suite |
| 258 | runNextSuite(); |
| 259 | }; |
| 260 | |
| 261 | function updateProgressBar() { |
| 262 | progressBar.style.width = "" + parseInt(100 * (currentTestIndex) / totalTestCount) + "%"; |
| 263 | var s = (totalTestCount === 1) ? "" : "s"; |
| 264 | var timeTaken = new Date().getTime() - startTime.getTime(); |
| 265 | overallSummaryText.nodeValue = "" + testsPassedCount + " of " + totalTestCount + " test" + s + " passed in " + timeTaken + "ms"; |
| 266 | } |
| 267 | |
| 268 | addEventListener(window, "load", init); |
| 269 | |
| 270 | /* ---------------------------------------------------------------------- */ |
| 271 | |
| 272 | /* Test Suite */ |
| 273 | var Suite = function(name, callback, hideSuccessful) { |
| 274 | this.name = name; |
| 275 | this.callback = callback; |
| 276 | this.hideSuccessful = hideSuccessful; |
| 277 | this.tests = []; |
| 278 | this.log = log; |
| 279 | this.error = error; |
| 280 | this.expanded = true; |
| 281 | suites.push(this); |
| 282 | } |
| 283 | |
| 284 | Suite.prototype.test = function(name, callback, setUp, tearDown) { |
| 285 | this.log("adding a test named " + name) |
| 286 | var t = new Test(name, callback, this, setUp, tearDown); |
| 287 | this.tests.push(t); |
| 288 | }; |
| 289 | |
| 290 | Suite.prototype.build = function() { |
| 291 | // Build the elements used by the suite |
| 292 | var suite = this; |
| 293 | this.testFailed = false; |
| 294 | this.container = document.createElement("div"); |
| 295 | this.container.className = "xn_test_suite_container"; |
| 296 | |
| 297 | var heading = document.createElement("h2"); |
| 298 | this.expander = document.createElement("span"); |
| 299 | this.expander.className = "xn_test_expander"; |
| 300 | this.expander.onclick = function() { |
| 301 | if (suite.expanded) { |
| 302 | suite.collapse(); |
| 303 | } else { |
| 304 | suite.expand(); |
| 305 | } |
| 306 | }; |
| 307 | heading.appendChild(this.expander); |
| 308 | |
| 309 | this.headingTextNode = document.createTextNode(this.name); |
| 310 | heading.appendChild(this.headingTextNode); |
| 311 | this.container.appendChild(heading); |
| 312 | |
| 313 | this.reportContainer = document.createElement("dl"); |
| 314 | this.container.appendChild(this.reportContainer); |
| 315 | |
| 316 | this.progressBarContainer = document.createElement("div"); |
| 317 | this.progressBarContainer.className = "xn_test_progressbar_container"; |
| 318 | this.progressBar = document.createElement("div"); |
| 319 | this.progressBar.className = "success"; |
| 320 | this.progressBar.innerHTML = " "; |
| 321 | this.progressBarContainer.appendChild(this.progressBar); |
| 322 | this.reportContainer.appendChild(this.progressBarContainer); |
| 323 | |
| 324 | this.expand(); |
| 325 | |
| 326 | container.appendChild(this.container); |
| 327 | |
| 328 | // invoke callback to build the tests |
| 329 | this.callback.apply(this, [this]); |
| 330 | }; |
| 331 | |
| 332 | Suite.prototype.run = function() { |
| 333 | this.log("running suite '%s'", this.name) |
| 334 | this.startTime = new Date(); |
| 335 | |
| 336 | // now run the first test |
| 337 | this._currentIndex = 0; |
| 338 | this.runNextTest(); |
| 339 | }; |
| 340 | |
| 341 | Suite.prototype.updateProgressBar = function() { |
| 342 | // Update progress bar |
| 343 | this.progressBar.style.width = "" + parseInt(100 * (this._currentIndex) / this.tests.length) + "%"; |
| 344 | //log(this._currentIndex + ", " + this.tests.length + ", " + progressBar.style.width + ", " + progressBar.className); |
| 345 | }; |
| 346 | |
| 347 | Suite.prototype.expand = function() { |
| 348 | this.expander.innerHTML = "-"; |
| 349 | replaceClass(this.reportContainer, "xn_test_expanded", "xn_test_collapsed"); |
| 350 | this.expanded = true; |
| 351 | }; |
| 352 | |
| 353 | Suite.prototype.collapse = function() { |
| 354 | this.expander.innerHTML = "+"; |
| 355 | replaceClass(this.reportContainer, "xn_test_collapsed", "xn_test_expanded"); |
| 356 | this.expanded = false; |
| 357 | }; |
| 358 | |
| 359 | Suite.prototype.finish = function(timeTaken) { |
| 360 | var newClass = this.testFailed ? "xn_test_suite_failure" : "xn_test_suite_success"; |
| 361 | var oldClass = this.testFailed ? "xn_test_suite_success" : "xn_test_suite_failure"; |
| 362 | replaceClass(this.container, newClass, oldClass); |
| 363 | |
| 364 | this.headingTextNode.nodeValue += " (" + timeTaken + "ms)"; |
| 365 | |
| 366 | if (this.hideSuccessful && !this.testFailed) { |
| 367 | this.collapse(); |
| 368 | } |
| 369 | runNextSuite(); |
| 370 | }; |
| 371 | |
| 372 | /** |
| 373 | * Works recursively with external state (the next index) |
| 374 | * so that we can handle async tests differently |
| 375 | */ |
| 376 | Suite.prototype.runNextTest = function() { |
| 377 | if (this._currentIndex == this.tests.length) { |
| 378 | // finished! |
| 379 | var timeTaken = new Date().getTime() - this.startTime.getTime(); |
| 380 | |
| 381 | this.finish(timeTaken); |
| 382 | return; |
| 383 | } |
| 384 | |
| 385 | var suite = this; |
| 386 | var t = this.tests[this._currentIndex++]; |
| 387 | currentTestIndex++; |
| 388 | |
| 389 | if (isFunction(suite.setUp)) { |
| 390 | suite.setUp.apply(suite, [t]); |
| 391 | } |
| 392 | if (isFunction(t.setUp)) { |
| 393 | t.setUp.apply(t, [t]); |
| 394 | } |
| 395 | |
| 396 | t._run(); |
| 397 | |
| 398 | function afterTest() { |
| 399 | if (isFunction(suite.tearDown)) { |
| 400 | suite.tearDown.apply(suite, [t]); |
| 401 | } |
| 402 | if (isFunction(t.tearDown)) { |
| 403 | t.tearDown.apply(t, [t]); |
| 404 | } |
| 405 | suite.log("finished test [%s]", t.name); |
| 406 | updateProgressBar(); |
| 407 | suite.updateProgressBar(); |
| 408 | suite.runNextTest(); |
| 409 | } |
| 410 | |
| 411 | if (t.isAsync) { |
| 412 | t.whenFinished = afterTest; |
| 413 | } else { |
| 414 | setTimeout(afterTest, 1); |
| 415 | } |
| 416 | }; |
| 417 | |
| 418 | Suite.prototype.reportSuccess = function() { |
| 419 | }; |
| 420 | |
| 421 | /* ---------------------------------------------------------------------- */ |
| 422 | /** |
| 423 | * Create a new test |
| 424 | */ |
| 425 | var Test = function(name, callback, suite, setUp, tearDown) { |
| 426 | this.name = name; |
| 427 | this.callback = callback; |
| 428 | this.suite = suite; |
| 429 | this.setUp = setUp; |
| 430 | this.tearDown = tearDown; |
| 431 | this.log = log; |
| 432 | this.error = error; |
| 433 | this.assertCount = 0; |
| 434 | this.logMessages = []; |
| 435 | this.logExpanded = false; |
| 436 | }; |
| 437 | |
| 438 | /** |
| 439 | * Default success reporter, please override |
| 440 | */ |
| 441 | Test.prototype.reportSuccess = function(name, timeTaken) { |
| 442 | /* default success reporting handler */ |
| 443 | this.reportHeading = document.createElement("dt"); |
| 444 | var text = this.name + " passed in " + timeTaken + "ms"; |
| 445 | |
| 446 | this.reportHeading.appendChild(document.createTextNode(text)); |
| 447 | |
| 448 | this.reportHeading.className = "success"; |
| 449 | var dd = document.createElement("dd"); |
| 450 | dd.className = "success"; |
| 451 | |
| 452 | this.suite.reportContainer.appendChild(this.reportHeading); |
| 453 | this.suite.reportContainer.appendChild(dd); |
| 454 | this.createLogReport(); |
| 455 | }; |
| 456 | |
| 457 | /** |
| 458 | * Cause the test to immediately fail |
| 459 | */ |
| 460 | Test.prototype.reportFailure = function(name, msg, ex) { |
| 461 | this.suite.testFailed = true; |
| 462 | this.suite.progressBar.className = "failure"; |
| 463 | progressBar.className = "failure"; |
| 464 | this.reportHeading = document.createElement("dt"); |
| 465 | this.reportHeading.className = "failure"; |
| 466 | var text = document.createTextNode(this.name); |
| 467 | this.reportHeading.appendChild(text); |
| 468 | |
| 469 | var dd = document.createElement("dd"); |
| 470 | dd.appendChild(document.createTextNode(msg)); |
| 471 | dd.className = "failure"; |
| 472 | |
| 473 | this.suite.reportContainer.appendChild(this.reportHeading); |
| 474 | this.suite.reportContainer.appendChild(dd); |
| 475 | if (ex && ex.stack) { |
| 476 | var stackTraceContainer = this.suite.reportContainer.appendChild(document.createElement("code")); |
| 477 | stackTraceContainer.className = "xn_test_stacktrace"; |
| 478 | stackTraceContainer.innerHTML = ex.stack.replace(/\r/g, "\n").replace(/\n{1,2}/g, "<br />"); |
| 479 | } |
| 480 | this.createLogReport(); |
| 481 | }; |
| 482 | |
| 483 | Test.prototype.createLogReport = function() { |
| 484 | if (this.logMessages.length > 0) { |
| 485 | this.reportHeading.appendChild(document.createTextNode(" (")); |
| 486 | var logToggler = this.reportHeading.appendChild(document.createElement("a")); |
| 487 | logToggler.href = "#"; |
| 488 | logToggler.innerHTML = "show log"; |
| 489 | var test = this; |
| 490 | |
| 491 | logToggler.onclick = function() { |
| 492 | if (test.logExpanded) { |
| 493 | test.hideLogReport(); |
| 494 | this.innerHTML = "show log"; |
| 495 | test.logExpanded = false; |
| 496 | } else { |
| 497 | test.showLogReport(); |
| 498 | this.innerHTML = "hide log"; |
| 499 | test.logExpanded = true; |
| 500 | } |
| 501 | return false; |
| 502 | }; |
| 503 | |
| 504 | this.reportHeading.appendChild(document.createTextNode(")")); |
| 505 | |
| 506 | // Create log report |
| 507 | this.logReport = this.suite.reportContainer.appendChild(document.createElement("pre")); |
| 508 | this.logReport.style.display = "none"; |
| 509 | this.logReport.className = "xn_test_log_report"; |
| 510 | var logMessageDiv; |
| 511 | for (var i = 0, len = this.logMessages.length; i < len; i++) { |
| 512 | logMessageDiv = this.logReport.appendChild(document.createElement("div")); |
| 513 | logMessageDiv.appendChild(document.createTextNode(this.logMessages[i])); |
| 514 | } |
| 515 | } |
| 516 | }; |
| 517 | |
| 518 | Test.prototype.showLogReport = function() { |
| 519 | this.logReport.style.display = "inline-block"; |
| 520 | }; |
| 521 | |
| 522 | Test.prototype.hideLogReport = function() { |
| 523 | this.logReport.style.display = "none"; |
| 524 | }; |
| 525 | |
| 526 | Test.prototype.async = function(timeout, callback) { |
| 527 | timeout = timeout || 250; |
| 528 | var self = this; |
| 529 | var timedOutFunc = function() { |
| 530 | if (!self.completed) { |
| 531 | var message = (typeof callback === "undefined") ? |
| 532 | "Asynchronous test timed out" : callback(self); |
| 533 | self.fail(message); |
| 534 | } |
| 535 | } |
| 536 | var timer = setTimeout(function () { timedOutFunc.apply(self, []); }, timeout) |
| 537 | this.isAsync = true; |
| 538 | }; |
| 539 | |
| 540 | /** |
| 541 | * Run the test |
| 542 | */ |
| 543 | Test.prototype._run = function() { |
| 544 | this.log("starting test [%s]", this.name); |
| 545 | this.startTime = new Date(); |
| 546 | currentTest = this; |
| 547 | try { |
| 548 | this.callback(this); |
| 549 | if (!this.completed && !this.isAsync) { |
| 550 | this.succeed(); |
| 551 | } |
| 552 | } catch (e) { |
| 553 | this.log("test [%s] threw exception [%s]", this.name, e); |
| 554 | var s = (this.assertCount === 1) ? "" : "s"; |
| 555 | this.fail("Exception thrown after " + this.assertCount + " successful assertion" + s + ": " + getExceptionStringRep(e), e); |
| 556 | } |
| 557 | }; |
| 558 | |
| 559 | /** |
| 560 | * Cause the test to immediately succeed |
| 561 | */ |
| 562 | Test.prototype.succeed = function() { |
| 563 | if (this.completed) { return false; } |
| 564 | // this.log("test [%s] succeeded", this.name); |
| 565 | this.completed = true; |
| 566 | var timeTaken = new Date().getTime() - this.startTime.getTime(); |
| 567 | testsPassedCount++; |
| 568 | this.reportSuccess(this.name, timeTaken); |
| 569 | if (this.whenFinished) { |
| 570 | this.whenFinished(); |
| 571 | } |
| 572 | }; |
| 573 | |
| 574 | Test.prototype.fail = function(msg, ex) { |
| 575 | if (typeof msg != "string") { |
| 576 | msg = getExceptionStringRep(msg); |
| 577 | } |
| 578 | if (this.completed) { return false; } |
| 579 | this.completed = true; |
| 580 | // this.log("test [%s] failed", this.name); |
| 581 | this.reportFailure(this.name, msg, ex); |
| 582 | if (this.whenFinished) { |
| 583 | this.whenFinished(); |
| 584 | } |
| 585 | }; |
| 586 | |
| 587 | Test.prototype.addLogMessage = function(logMessage) { |
| 588 | this.logMessages.push(logMessage); |
| 589 | }; |
| 590 | |
| 591 | /* assertions */ |
| 592 | var displayStringForValue = function(obj) { |
| 593 | if (obj === null) { |
| 594 | return "null"; |
| 595 | } else if (typeof obj === "undefined") { |
| 596 | return "undefined"; |
| 597 | } |
| 598 | return obj.toString(); |
| 599 | }; |
| 600 | |
| 601 | var assert = function(args, expectedArgsCount, testFunction, defaultComment) { |
| 602 | this.assertCount++; |
| 603 | var comment = defaultComment; |
| 604 | var i; |
| 605 | var success; |
| 606 | var values = []; |
| 607 | if (args.length == expectedArgsCount) { |
| 608 | for (i = 0; i < args.length; i++) { |
| 609 | values[i] = args[i]; |
| 610 | } |
| 611 | } else if (args.length == expectedArgsCount + 1) { |
| 612 | comment = args[0]; |
| 613 | for (i = 1; i < args.length; i++) { |
| 614 | values[i - 1] = args[i]; |
| 615 | } |
| 616 | } else { |
| 617 | throw new Error("Invalid number of arguments passed to assert function"); |
| 618 | } |
| 619 | success = testFunction(values); |
| 620 | if (!success) { |
| 621 | var regex = /\{([0-9]+)\}/; |
| 622 | while (regex.test(comment)) { |
| 623 | comment = comment.replace(regex, displayStringForValue(values[parseInt(RegExp.$1)])); |
| 624 | } |
| 625 | this.fail("Test failed on assertion " + this.assertCount + ": " + comment); |
| 626 | } |
| 627 | }; |
| 628 | |
| 629 | var testNull = function(values) { |
| 630 | return (values[0] === null); |
| 631 | }; |
| 632 | |
| 633 | Test.prototype.assertNull = function() { |
| 634 | assert.apply(this, [arguments, 1, testNull, "Expected to be null but was {0}"]); |
| 635 | } |
| 636 | |
| 637 | var testNotNull = function(values) { |
| 638 | return (values[0] !== null); |
| 639 | }; |
| 640 | |
| 641 | Test.prototype.assertNotNull = function() { |
| 642 | assert.apply(this, [arguments, 1, testNotNull, "Expected not to be null but was {0}"]); |
| 643 | } |
| 644 | |
| 645 | var testBoolean = function(values) { |
| 646 | return (Boolean(values[0])); |
| 647 | }; |
| 648 | |
| 649 | Test.prototype.assert = function() { |
| 650 | assert.apply(this, [arguments, 1, testBoolean, "Expected not to be equivalent to false"]); |
| 651 | }; |
| 652 | |
| 653 | var testTrue = function(values) { |
| 654 | return (values[0] === true); |
| 655 | }; |
| 656 | |
| 657 | Test.prototype.assertTrue = function() { |
| 658 | assert.apply(this, [arguments, 1, testTrue, "Expected to be true but was {0}"]); |
| 659 | }; |
| 660 | |
| 661 | Test.prototype.assert = function() { |
| 662 | assert.apply(this, [arguments, 1, testTrue, "Expected to be true but was {0}"]); |
| 663 | }; |
| 664 | |
| 665 | var testFalse = function(values) { |
| 666 | return (values[0] === false); |
| 667 | }; |
| 668 | |
| 669 | Test.prototype.assertFalse = function() { |
| 670 | assert.apply(this, [arguments, 1, testFalse, "Expected to be false but was {0}"]); |
| 671 | } |
| 672 | |
| 673 | var testEquivalent = function(values) { |
| 674 | return (values[0] === values[1]); |
| 675 | }; |
| 676 | |
| 677 | Test.prototype.assertEquivalent = function() { |
| 678 | assert.apply(this, [arguments, 2, testEquivalent, "Expected to be equal but values were {0} and {1}"]); |
| 679 | } |
| 680 | |
| 681 | var testNotEquivalent = function(values) { |
| 682 | return (values[0] !== values[1]); |
| 683 | }; |
| 684 | |
| 685 | Test.prototype.assertNotEquivalent = function() { |
| 686 | assert.apply(this, [arguments, 2, testNotEquivalent, "Expected to be not equal but values were {0} and {1}"]); |
| 687 | } |
| 688 | |
| 689 | var testEquals = function(values) { |
| 690 | return (values[0] == values[1]); |
| 691 | }; |
| 692 | |
| 693 | Test.prototype.assertEquals = function() { |
| 694 | assert.apply(this, [arguments, 2, testEquals, "Expected to be equal but values were {0} and {1}"]); |
| 695 | } |
| 696 | |
| 697 | var testNotEquals = function(values) { |
| 698 | return (values[0] != values[1]); |
| 699 | }; |
| 700 | |
| 701 | Test.prototype.assertNotEquals = function() { |
| 702 | assert.apply(this, [arguments, 2, testNotEquals, "Expected to be not equal but values were {0} and {1}"]); |
| 703 | } |
| 704 | |
| 705 | var testRegexMatches = function(values) { |
| 706 | return (values[0].test(values[1])); |
| 707 | }; |
| 708 | |
| 709 | Test.prototype.assertRegexMatches = function() { |
| 710 | assert.apply(this, [arguments, 2, testRegexMatches, "Expected regex {0} to match value {1} but it didn't"]); |
| 711 | } |
| 712 | |
| 713 | Test.prototype.assertError = function(f, errorType) { |
| 714 | try { |
| 715 | f(); |
| 716 | this.fail("Expected error to be thrown"); |
| 717 | } catch (e) { |
| 718 | if (errorType && (!(e instanceof errorType))) { |
| 719 | this.fail("Expected error of type " + errorType + " to be thrown but error thrown was " + e); |
| 720 | } |
| 721 | } |
| 722 | }; |
| 723 | |
| 724 | /** |
| 725 | * Execute a synchronous test |
| 726 | */ |
| 727 | xn.test = function(name, callback) { |
| 728 | xn.test.suite("Anonymous", function(s) { |
| 729 | s.test(name, callback); |
| 730 | }); |
| 731 | } |
| 732 | |
| 733 | /** |
| 734 | * Create a test suite with a given name |
| 735 | */ |
| 736 | xn.test.suite = function(name, callback, hideSuccessful) { |
| 737 | var s = new Suite(name, callback, hideSuccessful); |
| 738 | } |
| 739 | })(); |