addEdge(&quot;l&quot;, v1);</b>
<b class="fc">&nbsp;        assertVertexEdgeCounts(this.sqlgGraph, 1, 1);</b>
<b class="fc">&nbsp;        assertEquals(v1.id(), this.sqlgGraph.vertices(v1.id()).next().id());</b>
<b class="fc">&nbsp;        assertEquals(e1.id(), this.sqlgGraph.edges(e1.id()).next().id());</b>
<b class="fc">&nbsp;        this.sqlgGraph.traversal().tx().rollback();</b>
<b class="fc">&nbsp;        assertVertexEdgeCounts(this.sqlgGraph, 0, 0);</b>
&nbsp;    }
&nbsp;
&nbsp;    /**
&nbsp;     * Thi