test: Added graph view UI tests

testing/graph_view/data/grouping_tests.cpp

@@ -0,0 +1,62 @@
+
+#define GROUPING_TESTS
+
+// TEST: group by namespace
+// START ----------------------------------------------------------------------
+
+namespace alpha
+{
+	void foo() {}
+}
+
+namespace beta
+{
+	void foo() // <- ACTION 1: activate
+	{
+		alpha::foo();
+	}
+}
+
+namespace alpha
+{
+	void bar() { beta::foo(); }
+}
+
+// ACTION 2: toggle grouping by namespace on and off
+// RESULTS 2:
+// - layout changes between grouped not grouped
+// - grouped layout has 2 groups: alpha, beta
+// - ungrouped layout has 3 nodes
+
+// ACTION 3: click on a group name
+// RESULT 3: namespace is activated
+
+// END ------------------------------------------------------------------------
+
+
+
+// TEST: group by file
+// START ----------------------------------------------------------------------
+
+#include "interaction_files/file.h"
+#include "interaction_files/include.h"
+
+int multi_file_function() // <- ACTION 1: activate
+{
+	File f;
+	package::C p;
+	Class c;
+	c.member = 2;
+	Enum e = ENUM_CONSTANT;
+}
+
+// ACTION 2: toggle grouping by file on and off
+// RESULTS 2:
+// - layout changes between grouped not grouped
+// - grouped layout has 3 groups: grouping_test.cpp, file.h, include.h
+// - ungrouped layout has 5 nodes
+
+// ACTION 3: click on a group name
+// RESULT 3: file is activated
+
+// END ------------------------------------------------------------------------