@Test(expected = AssertionError.class)
    public void shouldEvalFailingAssert() throws Exception {
        final GremlinGroovyScriptEngine engine = new GremlinGroovyScriptEngine();
        engine.eval("assert 1==0");
    }
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-groovy/src/test/java/org/apache/tinkerpop/gremlin/groovy/jsr223/GremlinGroovyScriptEngineTest.java