text: import operate from '../operate';
  
  describe('Get result when operate 2 numbers', () => {
    test('testing addition', () => {
      expect(operate(5, 5, '+').toString()).toEqual('10');
    });
  
    test('testing multiplication', () => {
      expect(operate(5, 5, 'X').toString()).toEqual('25');
    });
  
    test('testing divition', () => {
      expect(operate(5, 5, '/').toString()).toEqual('1');
    });
  
    test('testing %', () => {
      expect(operate(null, 100, '%').toString()).toEqual('1');
    });
  
    test('testing % 10', () => {
      expect(operate(100, 10, '%').toString()).toEqual('10');
    });
  });
  