/* * Copyright (c) 2024, 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. */ /** * @test * @bug 8314275 * @summary Tests a line number table attribute for switch expression * @library /tools/lib /tools/javac/lib ../lib * @enablePreview * @modules jdk.compiler/com.sun.tools.javac.api * jdk.compiler/com.sun.tools.javac.main * jdk.compiler/com.sun.tools.javac.util * java.base/jdk.internal.classfile.impl * @build toolbox.ToolBox InMemoryFileManager TestBase * @build LineNumberTestBase TestCase * @run main T8314275 */ import java.util.List; public class T8314275 extends LineNumberTestBase { public static void main(String[] args) throws Exception { new T8314275().test(); } public void test() throws Exception { test(List.of(TEST_CASE)); } private static final TestCase[] TEST_CASE = new TestCase[] { new TestCase(""" public class T8314275Expression { // 1 private static double multiply(Integer i) { // 2 double cr = 15; // 3 cr = switch (i) { // 4 case 1 -> cr * 1; // 5 case 2 -> cr * 2; // 6 default -> cr * 4; // 7 }; // 8 return cr; // 9 } //10 } //11 """, List.of(1, 3, 4, 5, 6, 7, 8, 9), "T8314275Expression"), new TestCase(""" public class T8314275Statement { // 1 private static double multiply(Integer i) { // 2 double cr = 15; // 3 switch (i) { // 4 case 1: cr *= 1; break; // 5 case 2: cr *= 2; break; // 6 default: cr *= 4; // 7 }; // 8 return cr; // 9 } //10 } //11 """, List.of(1, 3, 4, 5, 6, 7, 9), "T8314275Statement") }; }