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var async = require("../");
var assert = require("assert");
function isBrowser() {
return (typeof process === "undefined") ||
(process + "" !== "[object process]"); // browserify
}
suite("setImmediate", function () {
suiteSetup(function (done) {
setTimeout(done, 500);
});
test("basic", function (done) {
var sync = true;
async.setImmediate(function () {
assert(!sync);
done();
});
sync = false;
});
test("pass args", function (done) {
async.setImmediate(function (a, b, c) {
assert.equal(a, "foo");
assert.equal(b, "bar");
assert.equal(c, "baz");
done();
}, "foo", "bar", "baz");
});
if (!isBrowser()) {
test("fast deferral (node)", function (done) {
var start = Date.now();
async.times(1000, function (i, cb) {
async.setImmediate(cb);
}, function () {
var elapsed = Date.now() - start;
assert(elapsed < 8, elapsed + " greater than 8ms");
done();
});
});
} else {
test("fast deferral (browser)", function (done) {
/* global performance */
if (typeof performance === "undefined") {
console.log("no high resolution timers in this browser");
return done();
}
var start = performance.now();
async.setImmediate(function () {
var elapsed = performance.now() - start;
assert(elapsed < 0.6, elapsed.toPrecision(2) + " above 0.6ms");
done();
});
});
}
});
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