     try (SqlgGraph sqlgGraph1 = SqlgGraph.open(configuration)) {</b>
<b class="fc">&nbsp;            indexMap = sqlgGraph1.getTopology().getSchema(&quot;A&quot;).get().getEdgeLabel(&quot;ab&quot;).get().getIndexes();</b>
<b class="fc">&nbsp;            Assert.assertEquals(1, indexMap.size());</b>
&nbsp;        } catch (Exception e) {
<b class="nc">&nbsp;            Assert.fail(e.getMessage());</b>
&nbsp;        }
&nbsp;
<b class="fc">&nbsp;        Assert.assertEquals(1, this.sqlgGraph.traversal().V().hasLa