1 /*
 2  * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.
 8  *
 9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 import jdk.incubator.code.CodeReflection;
25 import jdk.incubator.code.Op;
26 import jdk.incubator.code.dialect.core.CoreOp;
27 import jdk.incubator.code.interpreter.Interpreter;
28 import org.junit.jupiter.api.Assertions;
29 import org.junit.jupiter.api.Test;
30 
31 import java.lang.invoke.MethodHandles;
32 import java.lang.reflect.Method;
33 
34 /*
35  * @test
36  * @modules jdk.incubator.code
37  * @run junit TestArgsTypesValidationWhenInterpreting
38  */
39 public class TestArgsTypesValidationWhenInterpreting {
40 
41     @CodeReflection
42     private double f(int value) {
43         return Math.pow(value, 2);
44     }
45 
46     @Test
47     void test() throws NoSuchMethodException {
48         Method m = this.getClass().getDeclaredMethod("f", int.class);
49         CoreOp.FuncOp funcOp = Op.ofMethod(m).get();
50         System.out.println(funcOp.toText());
51 
52         double res = (double) Interpreter.invoke(MethodHandles.lookup(), funcOp, this, 2);
53         Assertions.assertEquals(4d, res);
54 
55         res = (double) Interpreter.invoke(MethodHandles.lookup(), funcOp,
56                 new TestArgsTypesValidationWhenInterpreting(), 2);
57         Assertions.assertEquals(4d, res);
58 
59         Assertions.assertThrows(Throwable.class, () -> Interpreter.invoke(MethodHandles.lookup(), funcOp, new Object(), 2));
60 
61         Assertions.assertThrows(Throwable.class, () -> Interpreter.invoke(MethodHandles.lookup(), funcOp, this, 2d));
62     }
63 }