text: const helpaphd = require('./helpaphd');
  
  /*
  function test() {
    assert.strictEqual(answer("P=NP"), 'skipped', 'assertion error for P=NP');
    assert.strictEqual(answer('2+10'), 12);
    assert.strictEqual(answer('0+1000'), 1000);
    console.log('all test cases passed...');
  }
  */
  
  test('Must skip this', () => {
      expect(helpaphd.answer("P=NP")).toBe('skipped');
  });
  
  test('2+10=12', () => {
      expect(helpaphd.answer("2+10")).toBe(12);
  });
  
  test('0+1000=1000', () => {
      expect(helpaphd.answer("0+1000")).toBe(1000);
  });