use only built-in classes

Author: timfel

graalpython/com.oracle.graal.python.test/src/tests/test_interop.py

@@ -340,11 +340,12 @@ def test_java_imports():
 
             assert java.util.ArrayList == ArrayList
 
+            import sun
+            assert type(sun.misc) is type(java)
+
             import sun.misc.Signal
             assert sun.misc.Signal is not None
 
-            import org
-            assert type(org.antlr) is type(java)
 
     def test_foreign_object_does_not_leak_Javas_toString():
         try: