8efe569b8d
Reviewed-by: cushon, vromero
127 lines
4.4 KiB
Java
127 lines
4.4 KiB
Java
/*
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* Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8328747
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* @summary WrongMethodTypeException with pattern matching on switch on sealed classes
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* @library /tools/lib
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.jdeps/com.sun.tools.javap
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* @build toolbox.ToolBox toolbox.JavapTask
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* @compile T8328747.java
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* @run main T8328747
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*/
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import toolbox.*;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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public class T8328747 extends TestRunner {
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private ToolBox tb;
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public static void main(String... args) throws Exception {
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new T8328747().runTests();
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}
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T8328747() {
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super(System.err);
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tb = new ToolBox();
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}
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public void runTests() throws Exception {
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runTests(m -> new Object[] { Paths.get(m.getName()) });
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}
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@Test
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public void test(Path base) throws Exception {
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Path current = base.resolve(".");
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Path src = current.resolve("src");
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Path classes = current.resolve("classes");
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tb.writeJavaFiles(src,
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"""
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package test;
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public class Test {
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public static void main(String[] args) {
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f(new P());
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f(new O());
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}
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private static void f(I info) {
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switch (info) {
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case P p -> System.err.println(p);
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case O o -> System.err.println(o);
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}
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}
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static sealed interface I permits P, O {}
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private abstract static class A {}
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static final class P extends A implements I {}
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static final class O extends A implements I {}
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}
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""");
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Files.createDirectories(classes);
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{//with --release:
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new JavacTask(tb)
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.options("--release", "21")
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.outdir(classes)
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.files(tb.findJavaFiles(src))
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.run(Task.Expect.SUCCESS)
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.writeAll();
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String javapOut = new JavapTask(tb)
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.options("-v")
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.classpath(classes.toString())
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.classes("test.Test")
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.run()
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.getOutput(Task.OutputKind.DIRECT);
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if (!javapOut.contains("#25 = InvokeDynamic #0:#26 // #0:typeSwitch:(Ljava/lang/Object;I)I"))
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throw new AssertionError("typeSwitch for a version less than 23 should accept a static type of java.lang.Object");
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}
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{//without:
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new JavacTask(tb)
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.outdir(classes)
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.files(tb.findJavaFiles(src))
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.run(Task.Expect.SUCCESS)
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.writeAll();
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String javapOut = new JavapTask(tb)
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.options("-v")
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.classpath(classes.toString())
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.classes("test.Test")
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.run()
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.getOutput(Task.OutputKind.DIRECT);
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if (!javapOut.contains("#25 = InvokeDynamic #0:#26 // #0:typeSwitch:(Ltest/Test$I;I)I"))
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throw new AssertionError("typeSwitch from version 23 and beyond should accept a precise selector type");
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}
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}
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}
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