text: import predicate from './predicate';
  
  describe('toBePositive Predicate', () => {
    test('returns true when given a positive number', () => {
      expect(predicate(1)).toBe(true);
    });
  
    test.each([[false], [''], [-1], [0], [{}], [[]], [() => {}], [undefined], [null], [NaN], [Infinity]])(
      'returns false when given: %s',
      given => {
        expect(predicate(given)).toBe(false);
      },
    );
  });
  