@Ignore("not ready due to HIVE-4824")
  @Test
  public void dropTableIfExists() throws IOException {
    MethodCallRetVal p = doHttpCall(templetonBaseUrl + "/ddl/database/default/table/no_such_table",
      HTTP_METHOD_TYPE.DELETE, null, new NameValuePair[]
      {new NameValuePair("ifExists", "true")});
    Assert.assertEquals(p.getAssertMsg(), HttpStatus.OK_200, p.httpStatusCode);
  }
tries to drop table that doesn't exist (with ifExists=true)
hcatalog/webhcat/svr/src/test/java/org/apache/hive/hcatalog/templeton/TestWebHCatE2e.java