@Test
    public void shouldConvertThrowableToIterator() {
        final Exception ex = new Exception("test1");
        assertIterator(IteratorUtils.asIterator(ex), 1);
    }
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-core/src/test/java/org/apache/tinkerpop/gremlin/util/iterator/IteratorUtilsTest.java