83 lines
2.7 KiB
Java
83 lines
2.7 KiB
Java
/*
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* Copyright (c) 2021, 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 8275670
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* @library / /test/lib
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* @summary testing of ciReplay with nested BoundMethodHandles
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* @requires vm.flightRecorder != true & vm.compMode != "Xint" & vm.debug == true & vm.compiler2.enabled
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* @modules java.base/jdk.internal.misc
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
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* compiler.ciReplay.TestLambdas
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*/
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package compiler.ciReplay;
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public class TestLambdas extends CiReplayBase {
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public static void main(String args[]) {
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new TestLambdas().runTest(false, TIERED_DISABLED_VM_OPTION);
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}
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@Override
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public void testAction() {
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positiveTest(TIERED_DISABLED_VM_OPTION);
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}
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@Override
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public String getTestClass() {
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return Test.class.getName();
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}
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}
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class Test {
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public static void main(String[] args) {
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for (int i = 0; i < 20_000; i++) {
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test(i);
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}
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}
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static void test(int i) {
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concat_lambdas();
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}
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// Create nested BoundMethodHandle using StringConcatHelper
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static boolean concat_lambdas() {
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String source = "0123456789abcdefgABCDEFG";
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String result = "";
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int max = 10;
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for (int cp = 0; cp < max; ++cp) {
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String regex = new String(Character.toChars(cp));
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result = source.substring(0, 3) + regex
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+ source.substring(3, 9) + regex
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+ source.substring(9, 15) + regex
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+ source.substring(15);
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}
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return result.equals("xyzzy");
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}
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}
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