rtex, Vertex&gt;) vertexTraversal(sqlgGraph, a).out();</b>
<b class="fc">&nbsp;        Assert.assertEquals(2, traversal.getSteps().size());</b>
<b class="fc">&nbsp;        List&lt;Vertex&gt; vertices = traversal.toList();</b>
<b class="fc">&nbsp;        Assert.assertEquals(1, traversal.getSteps().size());</b>
<b class="fc">&nbsp;        Assert.assertEquals(1, vertices.size());</b>
&nbsp;    }
&nbsp;
&nbsp;    @Test
&nbsp;    public void testOutOut() throws InterruptedException {
<b class="fc">&nbsp;        