@Test
    public void shouldHaveNoEntriesInEmptyOptionsStrategy() {
        assertThat(OptionsStrategy.EMPTY.getOptions().isEmpty(), is(true));
    }
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-core/src/test/java/org/apache/tinkerpop/gremlin/process/traversal/strategy/decoration/OptionsStrategyTest.java