add test header

test/tst_lfqueue.h

@@ -1,4 +1,18 @@
 #ifndef TST_LFQUEUE_H
 #define TST_LFQUEUE_H
 
+#include <QObject>
+
+class TestLFQueue: public QObject
+{
+    Q_OBJECT
+private:
+
+private slots:
+    void setSize_data();
+    void setSize();
+    void exchange_data();
+    void exchange();
+};
+
 #endif // TST_LFQUEUE_H