67 lines
2.5 KiB
Java
67 lines
2.5 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 8182774
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* @enablePreview
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* @summary test on class with a verification error
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* @modules jdk.jdeps/com.sun.tools.javap
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*/
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import java.io.*;
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import java.lang.classfile.ClassFile;
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import java.lang.constant.ClassDesc;
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import java.lang.constant.ConstantDescs;
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import java.nio.file.Path;
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import java.util.*;
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public class VerificationTest {
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public static void main(String... args) throws Exception {
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new VerificationTest().run();
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}
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void run() throws Exception {
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String testClasses = System.getProperty("test.classes");
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String invalidClass = "InvalidClass";
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ClassFile.of(ClassFile.StackMapsOption.DROP_STACK_MAPS).buildTo(Path.of(testClasses, invalidClass + ".class"), ClassDesc.of(invalidClass), clb ->
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clb.withMethodBody("methodWithMissingStackMap", ConstantDescs.MTD_void, 0, cob ->
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cob.iconst_0().ifThen(tb -> tb.nop()).return_()));
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String out = javap("-verify", "-classpath", testClasses, invalidClass);
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if (!out.contains("Expecting a stackmap frame at branch target")) {
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throw new Exception("Expected output not found");
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}
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}
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String javap(String... args) throws Exception {
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StringWriter sw = new StringWriter();
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PrintWriter out = new PrintWriter(sw);
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int rc = com.sun.tools.javap.Main.run(args, out);
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out.close();
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System.out.println(sw.toString());
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if (rc < 0)
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throw new Exception("javap exited, rc=" + rc);
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return sw.toString();
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}
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}
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