uitest.m

describe(@"when the retry button is tapped", ^{
  before(^{
        _fetcher = mock([ProductFetcher class]);
        _viewController.productFetcher = _fetcher;
        [_viewController.errorView.button sendActionsForControlEvents:UIControlEventTouchUpInside];
    });

    it(@"retries fetching the products", ^{
        [verify(_fetcher) fetch];
    });

    it(@"has a visible loading view", ^{
        expect(_viewController.loadingView).to.beVisible();
    });

    it(@"has a hidden error view", ^{
        expect(_viewController.errorView).to.beInvisible();
    });

    it(@"has a hidden content view", ^{
        expect(_viewController.contentView).to.beInvisible();
    });
});