puppeteer/third_party/phantomjs/examples/run-qunit.js

78 lines
3.1 KiB
JavaScript

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