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 /* 25 * @test 26 * @run testng TestOptions 27 */ 28 29 import org.testng.Assert; 30 import org.testng.annotations.Test; 31 32 import java.lang.reflect.Method; 33 import java.lang.reflect.code.op.CoreOp; 34 import java.lang.reflect.code.writer.OpWriter; 35 import java.lang.runtime.CodeReflection; 36 import java.util.Optional; 37 import java.util.stream.Stream; 38 39 public class TestOptions { 40 41 @CodeReflection 42 static int f(int n) { 43 return n; 44 } 45 46 @Test 47 public void testDropWriteVoid() { 48 CoreOp.FuncOp f = getFuncOp("f"); 49 50 Assert.assertFalse(OpWriter.toText(f).contains("void")); 51 Assert.assertFalse(OpWriter.toText(f, OpWriter.VoidOpResultOption.DROP_VOID).contains("void")); 52 Assert.assertTrue(OpWriter.toText(f, OpWriter.VoidOpResultOption.WRITE_VOID).contains("void")); 53 } 54 55 @Test 56 public void testDropWriteDescendants() { 57 CoreOp.FuncOp f = getFuncOp("f"); 58 59 Assert.assertTrue(OpWriter.toText(f).lines().count() > 1); 60 Assert.assertTrue(OpWriter.toText(f, OpWriter.OpDescendantsOption.WRITE_DESCENDANTS).lines().count() > 1); 61 Assert.assertTrue(OpWriter.toText(f, OpWriter.OpDescendantsOption.DROP_DESCENDANTS).lines().count() == 1); 62 } 63 64 65 static CoreOp.FuncOp getFuncOp(String name) { 66 Optional<Method> om = Stream.of(TestOptions.class.getDeclaredMethods()) 67 .filter(m -> m.getName().equals(name)) 68 .findFirst(); 69 70 Method m = om.get(); 71 return m.getCodeModel().get(); 72 } 73 }