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72 lines
2.9 KiB
72 lines
2.9 KiB
11 years ago
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/**
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* Wait until the test condition is true or a timeout occurs. Useful for waiting
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* on a server response or for a ui change (fadeIn, etc.) to occur.
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*
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* @param testFx javascript condition that evaluates to a boolean,
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* it can be passed in as a string (e.g.: "1 == 1" or "$('#bar').is(':visible')" or
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* as a callback function.
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* @param onReady what to do when testFx condition is fulfilled,
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* it can be passed in as a string (e.g.: "1 == 1" or "$('#bar').is(':visible')" or
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* as a callback function.
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* @param timeOutMillis the max amount of time to wait. If not specified, 3 sec is used.
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*/
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function waitFor(testFx, onReady, timeOutMillis) {
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var maxtimeOutMillis = timeOutMillis ? timeOutMillis : 3001, //< Default Max Timout is 3s
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start = new Date().getTime(),
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condition = false,
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interval = setInterval(function() {
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if ( (new Date().getTime() - start < maxtimeOutMillis) && !condition ) {
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// If not time-out yet and condition not yet fulfilled
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condition = (typeof(testFx) === "string" ? eval(testFx) : testFx()); //< defensive code
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} else {
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if(!condition) {
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// If condition still not fulfilled (timeout but condition is 'false')
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console.log("'waitFor()' timeout");
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phantom.exit(1);
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} else {
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// Condition fulfilled (timeout and/or condition is 'true')
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typeof(onReady) === "string" ? eval(onReady) : onReady(); //< Do what it's supposed to do once the condition is fulfilled
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clearInterval(interval); //< Stop this interval
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}
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}
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}, 100); //< repeat check every 250ms
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};
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if (phantom.args.length === 0 || phantom.args.length > 2) {
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console.log('Usage: run-qunit.js URL');
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phantom.exit();
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}
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var page = new WebPage();
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// Route "console.log()" calls from within the Page context to the main Phantom context (i.e. current "this")
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page.onConsoleMessage = function(msg) {
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console.log(msg);
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};
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page.open(phantom.args[0], function(status){
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if (status !== "success") {
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console.log("Unable to access network");
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phantom.exit();
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} else {
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waitFor(function(){
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return page.evaluate(function(){
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var el = document.getElementById('qunit-testresult');
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if (el && el.innerText.match('completed')) {
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return true;
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}
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return false;
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});
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}, function(){
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var failedNum = page.evaluate(function(){
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var el = document.getElementById('qunit-testresult');
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try {
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return el.getElementsByClassName('failed')[0].innerHTML;
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} catch (e) { }
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return 10000;
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});
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phantom.exit((parseInt(failedNum, 10) > 0) ? 1 : 0);
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});
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}
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});
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