Function waitFor

test/test-base.js:20–43

(fn, timeout, callback, start)

// retries the assertion until it passes or the timeout is reached,
// at which point it throws the assertion error
var waitFor = function (fn, timeout, callback, start) {
    start = start || new Date().getTime();
    callback = callback || function () {};
    try {
        fn();
        callback();
    }
    catch (e) {
        if (e instanceof assert.AssertionError) {
            var now = new Date().getTime();
            if (now - start >= timeout) {
                throw e;
            }
            else {
                async.nextTick(function () {
                    waitFor(fn, timeout, callback, start);
                });
            }
        }
        else {
            throw e;
        }
    }
};


// TESTS: