--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/PolymorphicTest.java	Mon Jul 01 20:58:32 2013 +0200
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.truffle.api.dsl.test;
+
+import static com.oracle.truffle.api.dsl.test.TestHelper.*;
+import static org.junit.Assert.*;
+
+import org.junit.*;
+
+import com.oracle.truffle.api.dsl.*;
+import com.oracle.truffle.api.dsl.test.BinaryNodeTest.BinaryNode;
+import com.oracle.truffle.api.dsl.test.PolymorphicTestFactory.Node1Factory;
+import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode;
+import com.oracle.truffle.api.nodes.*;
+import com.oracle.truffle.api.nodes.NodeInfo.Kind;
+
+public class PolymorphicTest {
+
+    @Test
+    public void testJustSpecialize() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(int,int)", executeWith(node, 42, 42));
+        assertEquals("(boolean,boolean)", executeWith(node, false, false));
+        assertEquals("(int,boolean)", executeWith(node, 42, false));
+        assertEquals("(boolean,int)", executeWith(node, false, 42));
+        assertEquals(Kind.SPECIALIZED, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @Test
+    public void testPolymorphic2() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(int,boolean)", executeWith(node, 42, false));
+        assertEquals("(int,int)", executeWith(node, 42, 42));
+        assertEquals(Kind.POLYMORPHIC, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @Test
+    public void testPolymorphic3() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(int,boolean)", executeWith(node, 42, false));
+        assertEquals("(boolean,boolean)", executeWith(node, true, false));
+        assertEquals("(int,int)", executeWith(node, 42, 42));
+        assertEquals(Kind.POLYMORPHIC, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @Test
+    public void testGenericLimitReached() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(boolean,int)", executeWith(node, false, 42));
+        assertEquals("(int,boolean)", executeWith(node, 42, false));
+        assertEquals("(boolean,boolean)", executeWith(node, true, false));
+        assertEquals("(int,int)", executeWith(node, 42, 42));
+        assertEquals(Kind.GENERIC, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @Test
+    public void testGenericInitial() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(generic,generic)", executeWith(node, "", ""));
+        assertEquals(Kind.GENERIC, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @Test
+    public void testGenericPolymorphic() {
+        TestRootNode<Node1> node = TestHelper.createRoot(Node1Factory.getInstance());
+        assertEquals("(boolean,int)", executeWith(node, false, 42));
+        assertEquals("(int,boolean)", executeWith(node, 42, false));
+        assertEquals("(generic,generic)", executeWith(node, "", ""));
+        assertEquals(Kind.GENERIC, node.getNode().getClass().getAnnotation(NodeInfo.class).kind());
+    }
+
+    @SuppressWarnings("unused")
+    @PolymorphicLimit(3)
+    abstract static class Node1 extends BinaryNode {
+
+        @Specialization(order = 1)
+        String add(int left, int right) {
+            return "(int,int)";
+        }
+
+        @Specialization(order = 2)
+        String add(boolean left, boolean right) {
+            return "(boolean,boolean)";
+        }
+
+        @Specialization(order = 3)
+        String add(int left, boolean right) {
+            return "(int,boolean)";
+        }
+
+        @Specialization(order = 4)
+        String add(boolean left, int right) {
+            return "(boolean,int)";
+        }
+
+        @Generic
+        String add(Object left, Object right) {
+            return "(generic,generic)";
+        }
+
+    }
+
+}