vis.js is a dynamic, browser-based visualization library
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// test vis.EventBus
var assert = require('assert'),
vis = require('../vis');
var bus = new vis.EventBus();
var received = [];
var id1 = '1';
bus.on('message', function (event, data, source) {
received.push({
event: event,
data: data,
source: source
});
}, id1);
var id2 = '2';
bus.emit('message', {text: 'hello world'}, id2);
bus.on('chat:*', function (event, data, source) {
received.push({
event: event,
data: data,
source: source
});
});
bus.emit('chat:1', null, id2);
bus.emit('chat:2', {text: 'hello world'}, id1);
// verify if the messages are received
assert.deepEqual(received, [
{event: 'message', data: {text: 'hello world'}, source: id2},
{event: 'chat:1', data: null, source: id2},
{event: 'chat:2', data: {text: 'hello world'}, source: id1}
]);