@Test
    public void shouldBeEmptyThenNotEmpty() {
        assertThat(resultQueue.isEmpty(), is(true));
        resultQueue.add(new Result("test"));
        assertThat(resultQueue.isEmpty(), is(false));
    }
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-driver/src/test/java/org/apache/tinkerpop/gremlin/driver/ResultQueueTest.java