Dry Jasmine "it" blocks in forEach

Jasmine it in forEach.js

describe('validation', function() {
    ['startDate', 'endDate'].forEach(function(key) {
        it('expects ' + key + ' to be in ISO format', function() {
            model.set(key, '2014-04-29T15:04:53.078Z');
            expect(model.isValid()).toEqual(true);
            model.set(key, '2014/04/29');
            expect(model.isValid()).toEqual(false);
        });
    });
});