1 files changed, 12 insertions, 16 deletions
diff --git a/sources/shiboken6/tests/libsample/filter.h b/sources/shiboken6/tests/libsample/filter.h
index 266785ad7..d82d38eb8 100644
--- a/sources/shiboken6/tests/libsample/filter.h
+++ b/sources/shiboken6/tests/libsample/filter.h
@@ -4,11 +4,11 @@
 #ifndef FILTER_H
 #define FILTER_H
 
+#include "libsamplemacros.h"
+
 #include <string>
 #include <list>
 
-#include "libsamplemacros.h"
-
 class Intersection;
 
 class LIBSAMPLE_API Filter
@@ -17,7 +17,6 @@ class LIBSAMPLE_API Filter
 
 class LIBSAMPLE_API Data : public Filter
 {
-
 public:
     enum Field {
         Name,
@@ -25,7 +24,7 @@ public:
         Year
     };
 
-    Data(Field field, std::string value);
+    explicit Data(Field field, std::string value);
 
     Field field() const { return m_field; }
     std::string value() const { return m_value; }
@@ -39,13 +38,12 @@ class LIBSAMPLE_API Union : public Filter
 {
 public:
 
-    Union(const Data&);
-    Union(const Intersection&);
-    Union() {};
-    Union(const Union&);
+    Union(const Data &);
+    Union(const Intersection &);
+    Union() = default;
 
     std::list<Filter> filters() const { return m_filters; }
-    void addFilter(const Filter& data) { m_filters.push_back(data); }
+    void addFilter(const Filter &data) { m_filters.push_back(data); }
 
 private:
     std::list<Filter> m_filters;
@@ -54,20 +52,18 @@ private:
 class LIBSAMPLE_API Intersection : public Filter
 {
 public:
-
-    Intersection(const Data&);
-    Intersection(const Union&);
-    Intersection() {};
-    Intersection(const Intersection&);
+    Intersection(const Data &);
+    Intersection(const Union &);
+    Intersection() = default;
 
     std::list<Filter> filters() const { return m_filters; }
-    void addFilter(const Filter& data) { m_filters.push_back(data); }
+    void addFilter(const Filter &data) { m_filters.push_back(data); }
 
 private:
     std::list<Filter> m_filters;
 };
 
-LIBSAMPLE_API Intersection operator&(const Intersection& a, const Intersection& b);
+LIBSAMPLE_API Intersection operator&(const Intersection &a, const Intersection &b);
 
 #endif // FILTER_H