compare

gistfile1.txt

function compare(expected, actual) {
	if (typeof(actual) !== typeof(expected)) {
		return false;
	}
	if (typeof(expected) !== 'object' || expected === null) {
		return expected === actual;
	}
	if (!!expected && !actual) {
		return false;
	}

	if (Array.isArray(expected)) {
		if (typeof(actual.length) !== 'number') {
			return false;
		}
		var aa = Array.prototype.slice.call(actual);
		return expected.every(function (exp) {
			return aa.some(function (act) {
				return compare(exp, act);
			});
		});
	}

	if(expected instanceof Date && actual instanceof Date) {
		return expected.getTime() === actual.getTime();
	}

	return Object.keys(expected).every(function (key) {
		var eo = expected[key];
		var ao = actual[key];
		if (typeof(eo) === 'object' && eo !== null && ao !== null) {
			return compare(eo, ao);
		}
		return ao === eo;
	});
}