describe 'A Fruit' => {

    [general tests on a Fruit, here]

    describe 'attached to its branch' => {
        [tests on Fruits which are still on their branch]
        [example :]
        it 'grows' => sub {
            ok(1);
        }
    };

    describe 'fallen on the floor' => {
        [tests on Fruits which have fallen on the floor]
    };

    describe 'on a pie' => sub {
        [tests on Fruits which are on a pie]
    }; 
};