@Test
  public void serDeTest() {
    doSerDeTest(null);
    doSerDeTest(Collections.emptyList());
    doSerDeTest(Arrays.asList("a", "b", "/signedId/abcdef"));
  }
Test {@link StitchRequestSerDe}'s serialization/deserialization methods.
@throws Exception
ambry-api/src/test/java/com/github/ambry/frontend/StitchRequestSerDeTest.java