diff -r d154d6012cbe -r 39d154429f7a java/sql-dk/test/info/globalcode/sql/dk/FunctionsTest.java
--- a/java/sql-dk/test/info/globalcode/sql/dk/FunctionsTest.java	Sat Aug 15 11:52:38 2015 +0200
+++ b/java/sql-dk/test/info/globalcode/sql/dk/FunctionsTest.java	Sat Aug 15 13:21:26 2015 +0200
@@ -19,6 +19,7 @@
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.List;
 import static org.testng.Assert.*;
 import org.testng.annotations.*;
 
@@ -74,4 +75,22 @@
 		assertEquals(Functions.repeat('f', 0), "");
 		assertEquals(Functions.repeat('f', 3), "fff");
 	}
+
+	@Test
+	public void testGetClassHierarchy() {
+		List<Class<? extends HierarchyMockClass2>> hierarchy = Functions.getClassHierarchy(HierarchyMockClass0.class, HierarchyMockClass2.class);
+		assertEquals(hierarchy.size(), 3, "invalid number of classes in the hierarchy");
+		assertEquals(hierarchy.get(0), HierarchyMockClass0.class);
+		assertEquals(hierarchy.get(1), HierarchyMockClass1.class);
+		assertEquals(hierarchy.get(2), HierarchyMockClass2.class);
+	}
+
+	private static class HierarchyMockClass0 extends HierarchyMockClass1 {
+	}
+
+	private static class HierarchyMockClass1 extends HierarchyMockClass2 {
+	}
+
+	private static class HierarchyMockClass2 {
+	}
 }