YUItest deepequal

gistfile1

/**
 * Assert that an object has all of the same properties and property values
 * as the expected one. It doesn't consider prototype properties.
 * @param {Object} expected The object with all expected properties and values.
 * @param {Object} actual The object to inspect.
 * @param {String} message (Optional) The message to display if the assertion fails.
 * @method areSame
 * @static
 */
areSame: function (expected, actual, message) {
    YUITest.Assert._increment();


    if ('object' !== typeof actual) {
        throw new YUITest.UnexpectedValue(YUITest.Assert._formatMessage(message, "Value should be an object."), actual);
    }
    if ('object' !== typeof expected) {
        throw new YUITest.UnexpectedValue(YUITest.Assert._formatMessage(message, "Value should be an object."), expected);
    }

    for (var key in expected) {
        if (expected.hasOwnProperty(key)) {
            if ('object' === typeof actual[key] || 'object' === typeof expected[key]) {
                YUITest.ObjectAssert.areSame(expected[key], actual[key], message);
            } else if (actual[key] !== expected[key]) {
                throw new YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, "Values should be equal for property " + key), expected[key], actual[key]);
            }
        }
    }

    for (key in actual) {
        if (actual.hasOwnProperty(key) && 'undefined' === typeof expected[key]) {
            throw new YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, 'Property is not defined on actual object ' + key));
        }
    }
}