Test.java

/*
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 *
 * @summary converted from VM Testbase vm/compiler/CodeCacheInfoOnCompilation.
 * VM Testbase readme:
 * DESCRIPTION
 *     Test calls java class with one method call in main. Test checks output
 *     format of the -XX:+PrintCodeCacheOnCompilation vm option during this method
 *     call.
 *
 * @library /vmTestbase
 *          /test/lib
 * @run driver vm.compiler.CodeCacheInfoOnCompilation.Test
 */

package vm.compiler.CodeCacheInfoOnCompilation;

import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;

public class Test {
    private static String REGEXP = "^(CodeCache|(CodeHeap.*)): size=\\d+Kb used=\\d+Kb max_used=\\d+Kb free=\\d+Kb";

    public static void main(String[] args) throws Exception {
        var pb = ProcessTools.createTestJvm(
                "-XX:-PrintCodeCache",
                "-XX:+PrintCodeCacheOnCompilation",
                "-XX:-Inline",
                "-Xcomp",
                PrintOnCall.class.getName());
        var output = new OutputAnalyzer(pb.start());
        output.shouldHaveExitValue(0);
        output.stdoutShouldMatch(REGEXP);
    }
}