/
bus.js
117 lines (105 loc) · 3.11 KB
/
bus.js
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var simplebus = require('../');
exports['Create Bus'] = function(test) {
var bus = simplebus.createBus();
test.ok(bus);
test.done();
}
exports['Post Message and Subscribe'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.post("foo");
bus.subscribe(null, function(msg) {
test.equal(msg, "foo");
test.done();
});
}
exports['Subscribe and Post Message'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.subscribe(null, function(msg) {
test.equal(msg, "foo");
test.done();
});
bus.post("foo");
}
exports['Subscribe with Predicate and Post Message'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.subscribe(function(msg) { return msg == "foo" }, function(msg) {
test.equal(msg, "foo");
test.done();
} );
bus.post("bar");
bus.post("bazinga");
bus.post("foo");
}
exports['Subscribe with Object Example and Post Message'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.subscribe({ topic: "foo" }, function(msg) {
test.equal(msg.topic, "foo");
test.equal(msg.amount, 3000);
test.done();
});
bus.post({ topic: "bar", amount: 1000});
bus.post({ topic: "bar", amount: 2000});
bus.post({ topic: "foo", amount: 3000});
}
exports['Subscribe with Object Example containing Property Predicate and Post Message'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.subscribe({
topic: "foo",
amount: function(amount) { return amount > 9000; }
},
function(msg) {
test.equal(msg.topic, "foo");
test.equal(msg.amount, 10000);
test.done();
});
bus.post({ topic: "bar", amount: 1000});
bus.post({ topic: "bar", amount: 2000});
bus.post({ topic: "foo", amount: 3000});
bus.post({ topic: "foo", amount: 4000});
bus.post({ topic: "foo", amount: 9000});
bus.post({ topic: "foo", amount: 10000});
}
exports['Subscribe with Object Example containing Property Predicate and Post Two Messages'] = function(test) {
test.async();
var bus = simplebus.createBus();
bus.subscribe({
topic: "foo",
amount: function(amount) { return amount > 9000; }
},
function(msg) {
test.equal(msg.topic, "foo");
test.ok(msg.amount > 9000);
if (msg.amount == 12000)
test.done();
});
bus.post({ topic: "bar", amount: 1000});
bus.post({ topic: "bar", amount: 2000});
bus.post({ topic: "foo", amount: 3000});
bus.post({ topic: "foo", amount: 4000});
bus.post({ topic: "foo", amount: 9000});
bus.post({ topic: "foo", amount: 10000});
bus.post({ topic: "foo", amount: 12000});
}
exports['Create bus with size'] = function(test) {
test.async();
var bus = simplebus.createBus(2);
for (var k = 1; k <= 4; k++)
bus.post({ topic: "bar", amount: 1000 * k});
var total = 0;
setImmediate(function () { bus.subscribe({
topic: "bar"
},
function(msg) {
test.equal(msg.topic, "bar");
test.ok(msg.amount >= 1000);
total += msg.amount;
if (total == 3000 + 4000)
test.done();
})
});
}