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pubsub.qunit.js
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var external_window = window.open('external.html', 'externalwindow', 'width=400,height=400,left=0,top=0');
window.localStorage.clear();
jQuery(function( $ ) {
QUnit.config.autostart = false; // tests are started when the external window is loaded.
QUnit.done(function(){
// external_window.close();
});
// remote tests
module( "remote");
test('value()', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
external_window.PubSub.publish(channel, msg);
equal(PubSub.value(channel), msg, 'is the value of the last pub');
equal(PubSub.value('unknown'), null, 'is null if never pubbed');
});
asyncTest('simple subscribe()', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, msg, 'it receives the message');
});
external_window.PubSub.publish(channel, msg);
});
asyncTest('subscribe() with boolean true', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, true, 'it receives the boolean true');
});
external_window.PubSub.publish(channel, true);
});
asyncTest('subscribe() with boolean false', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, false, 'it receives the boolean false');
});
external_window.PubSub.publish(channel, false);
});
asyncTest('subscribe() with a number', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, 42, 'it receives the number 42');
});
external_window.PubSub.publish(channel, 42);
});
asyncTest('subscribe() with an array', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
deepEqual(result, [1,2,3], 'it receives the array [1,2,3]');
});
external_window.PubSub.publishJson(channel, '[1,2,3]');
});
asyncTest('subscribe() with an object', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
deepEqual(result, {'a': 1, 'b': 2}, "it receives the object {'a': 1, 'b': 2}");
});
external_window.PubSub.publishJson(channel, '{"a": 1, "b": 2}');
});
asyncTest('subscribe() with the msg twice', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
external_window.PubSub.publish(channel, msg);
equal(PubSub.value(channel), msg, 'the value is set before the test');
// be sure to subscribe _after_ the first publish.
setTimeout(function(){
PubSub.subscribe(channel, function(result){
start();
equal(result, msg, 'it receives the same message twice');
});
external_window.PubSub.publish(channel, msg);
}, 100);
});
asyncTest('unsubscribe() stops subscription', function(){
var msg = 'test' + Math.random();
var channel1 = 'test' + Math.random();
var channel2 = 'test' + Math.random();
external_window.PubSub.publish(channel1, msg);
PubSub.subscribe(channel1, function(result){
equal(true, false, 'this should never occur');
});
PubSub.subscribe(channel2, function(result){
start();
equal(result, msg, 'this channel still works');
});
PubSub.unsubscribe(channel1);
external_window.PubSub.publish(channel1, msg);
external_window.PubSub.publish(channel2, msg);
});
asyncTest('frequency', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
var pub_counter = 0;
var sub_counter = 0;
var storage_counter = 0;
var count = 100;
var interval = 5;
PubSub.subscribe(channel, function(result){ sub_counter++; });
var increaseStorageCounter = function(){ storage_counter++; };
if( window.addEventListener ) {
window.addEventListener( 'storage', increaseStorageCounter, false ); // For Browsers
} else {
document.attachEvent( 'onstorage', increaseStorageCounter ); // For IE
}
var timer = setInterval(function(){
pub_counter++;
// console.log('pub', pub_counter);
external_window.PubSub.publish(channel, 'foo');
if(pub_counter >= count){
clearInterval(timer);
setTimeout(function(){
start();
equal(storage_counter, count, 'all storage events are triggered: '+storage_counter+'/'+count+' (interval: '+interval+'ms)');
equal(sub_counter, count, 'gets all the messages: ' +sub_counter +'/'+count+' (interval: '+interval+'ms)');
}, 10);
};
}, interval);
});
// local tests
module('local');
asyncTest('simple subscribe()', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, msg, 'it receives the message');
});
PubSub.publish(channel, msg);
});
asyncTest('subscribe() with the msg twice', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
PubSub.publish(channel, msg);
PubSub.subscribe(channel, function(result){
start();
equal(result, msg, 'it receives the same message twice');
});
PubSub.publish(channel, msg);
});
asyncTest('subscribe() with boolean true', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, true, 'it receives the boolean true');
});
PubSub.publish(channel, true);
});
asyncTest('subscribe() with boolean false', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, false, 'it receives the boolean false');
});
PubSub.publish(channel, false);
});
asyncTest('subscribe() with a number', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
equal(result, 42, 'it receives the number 42');
});
PubSub.publish(channel, 42);
});
asyncTest('subscribe() with an array', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
deepEqual(result, [1,2,3], 'it receives the array [1,2,3]');
});
PubSub.publish(channel, [1,2,3]);
});
asyncTest('subscribe() with an object', function(){
var channel = 'test' + Math.random();
PubSub.subscribe(channel, function(result){
start();
deepEqual(result, {'a': 1, 'b': 2}, "it receives the object {'a': 1, 'b': 2}");
});
PubSub.publish(channel, {'a': 1, 'b': 2});
});
asyncTest('unsubscribe() stops subscription', function(){
var msg = 'test' + Math.random();
var channel1 = 'test' + Math.random();
var channel2 = 'test' + Math.random();
PubSub.publish(channel1, msg);
PubSub.subscribe(channel1, function(result){
equal(true, false, 'this should never occur');
});
PubSub.subscribe(channel2, function(result){
start();
equal(result, msg, 'this channel still works');
});
PubSub.unsubscribe(channel1);
PubSub.publish(channel1, msg);
PubSub.publish(channel2, msg);
});
asyncTest('frequency', function(){
var msg = 'test' + Math.random();
var channel = 'test' + Math.random();
var pub_counter = 0;
var sub_counter = 0;
var storage_counter = 0;
var count = 100;
var interval = 1;
PubSub.subscribe(channel, function(result){ sub_counter++; });
var increaseStorageCounter = function(){ storage_counter++; };
if( window.addEventListener ) {
window.addEventListener( 'storage', increaseStorageCounter, false ); // For Browsers
} else {
document.attachEvent( 'onstorage', increaseStorageCounter ); // For IE
}
var timer = setInterval(function(){
pub_counter++;
// console.log('pub', pub_counter);
PubSub.publish(channel, 'foo');
if(pub_counter >= count){
clearInterval(timer);
setTimeout(function(){
start();
equal(sub_counter, count, 'gets all the messages: '+sub_counter+'/'+count+' (interval: '+interval+'ms)');
}, 100);
};
}, interval);
});
});