title: why is my test skipped on jest
body: <p>I have this test using jest, but the second method is getting skipped, why?</p>
  
  <pre><code>const stringToTest = JSON.stringify({"filename":"9F6148567F8.jpg","id":"ss9:blob-ref:29e4b813a","diskp":"gotchi","mikoId":"e3f813a","content":"gotchi, 18/08/13 at 11:57 AM"});
  </code></pre>
  
  <p>describe('regex for uri', () => {</p>
  
  <pre><code>it('should match expected URI', () =&gt; {
      expect(matchUriRE.test(stringToTest)).toBe(true);
  });
  
  //below method skipped why?
  it('should not be bull or undefined'), () =&gt; {
      expect(matchUriRE.test(stringToTest)).not.toBeNull;
      expect(matchUriRE.test(stringToTest)).not.toBe(null);
      expect(matchUriRE.test(stringToTest)).not.toBeUndefined();
  };
  }) 
  </code></pre>
  
  <p>with result:</p>
  
  <pre><code>Test Suites: 1 passed, 1 total
  Tests:       1 skipped, 1 passed, 2 total
  </code></pre>