Fix unit tests and prevent warnings

[pulseview.git] / pv / view / ruler.hpp

diff --git a/pv/view/ruler.hpp b/pv/view/ruler.hpp
index cf63eaff7c7cb27ae0b2ec451801bda05b23677d..90556a08526f04fd021a4591b915c07d43c1cf73 100644 (file)
--- a/pv/view/ruler.hpp
+++ b/pv/view/ruler.hpp
@@ -30,9 +30,9 @@
 #include <pv/util.hpp>
 
 namespace RulerTest {
-class tick_position_test_0;
-class tick_position_test_1;
-class tick_position_test_2;
+struct tick_position_test_0;
+struct tick_position_test_1;
+struct tick_position_test_2;
 }
 
 namespace pv {
@@ -45,9 +45,9 @@ class Ruler : public MarginWidget
 {
        Q_OBJECT
 
-       friend class RulerTest::tick_position_test_0;
-       friend class RulerTest::tick_position_test_1;
-       friend class RulerTest::tick_position_test_2;
+       friend struct RulerTest::tick_position_test_0;
+       friend struct RulerTest::tick_position_test_1;
+       friend struct RulerTest::tick_position_test_2;
 
 private: