var asyncFunction1 = function (x, cb) {

setTimeout(function () { cb(null, x); }, 5);

};

var asyncFunction2 = function (x, opt, cb) {

};

var asyncFunction3 = function (opt, cb) {

};

var asyncFunction4 = function (cb) {

asyncFunction1(3, cb);

};

var wrapped1 = Meteor._wrapAsync(asyncFunction1);

var wrapped2 = Meteor._wrapAsync(asyncFunction2);

var wrapped3 = Meteor._wrapAsync(asyncFunction3);

var wrapped4 = Meteor._wrapAsync(asyncFunction4);

Tinytest.add("environment - wrapAsync sync", function (test) {

// one required arg and callback

test.equal(wrapped1(3), 3);

test.equal(wrapped1(3, undefined), 3);

// one required arg, optional second arg, callback

test.equal(wrapped2(3), 3);

test.equal(wrapped2(3, {foo: "bar"}), 3);

test.equal(wrapped2(3, undefined, undefined), 3);

test.equal(wrapped2(3, {foo: "bar"}, undefined), 3);

// optional first arg, callback

test.equal(wrapped3(3), 3);

test.equal(wrapped3(3, undefined), 3);

test.equal(wrapped3(), 3);

test.equal(wrapped3(undefined), 3);

// only callback

test.equal(wrapped4(), 3);

test.equal(wrapped4(undefined), 3);

});

testAsyncMulti("environment - wrapAsync async", [

function (test, expect) {

var cb = function (result) {

return expect(null, result);

};

// one required arg and callback

test.equal(wrapped1(3, cb(3)), undefined);

// one required arg, optional second arg, callback

test.equal(wrapped2(3, cb(3)), undefined);

test.equal(wrapped2(3, {foo: "bar"}, cb(3)), undefined);

test.equal(wrapped2(3, undefined, cb(3)), undefined);

// optional first arg, callback

test.equal(wrapped3(3, cb(3)), undefined);

test.equal(wrapped3(cb(3)), undefined);

test.equal(wrapped3(undefined, cb(3)), undefined);

// only callback

test.equal(wrapped4(cb(3)), undefined);

}

]);

Tinytest.addAsync("environment - wrapAsync callback is "

"in fiber", function (test, onComplete) {

var cb = function (err, result) {

};

wrapped1(3, cb);

});