run-elm-check.js

"use strict";
var system = require('system');


var page = require('webpage').create();
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 if (condition === true){
                   
                   
                    // Condition fulfilled (timeout and/or condition is 'true')
                    console.log("Elm Tests finished in " + (new Date().getTime() - start) + "ms.");
                    phantom.exit(0);
                } else{
                    phantom.exit(1);
                }
            }
        }, 100); //< repeat check every 250ms
};

if (system.args.length !== 2) {
    console.log('Usage: load.js URL');
    phantom.exit(1);
}



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('elm-check-result');

                if (el && el.innerText.match('All tests passed')) {
                    console.log("OK\n", el.innerText);
                    return true;

                }
                else{
                    console.error("Result ->\n", el.innerText);
                    return el.innerText;
                }
            });
        }, function(){
            var failedNum = page.evaluate(function(){
                var el = document.getElementById('elm-check-result');
                console.log(el.innerText);
                try {
                    return el.getElementsByClassName('failed')[0].innerHTML;
                } catch (e) { }
                return 10000;
            });
            phantom.exit((parseInt(failedNum, 10) > 0) ? 1 : 0);
        });
    }
});