测试了自动编号功能

Signed-off-by: facat@lab.com <facat@lab.com>

testHasttable/topologyrecorder.h

@@ -32,6 +32,7 @@ public:
     TopologyRecorder(const QHash<QString,BasicElementInfo *>& elementHT,QObject *parent=0);
     ~TopologyRecorder();
     bool startWithNode(const QString& node);
+    void exportTo(const QString& path);
 private:
     NodeToTerminal nodeToTerminal;
     const QHash<QString,BasicElementInfo *>& eleHT;