--- /dev/null 2014-08-29 15:54:34.402969527 +0200 +++ new/test/serviceability/dcmd/CodelistTest.java 2014-09-05 16:03:54.357685619 +0200 @@ -0,0 +1,98 @@ +/* + * Copyright (c) 2014, 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 CodelistTest + * @bug 8054889 + * @build DcmdUtil MethodIdentifierParser CodelistTest + * @run main CodelistTest + * @summary testing of Dcmd Compiler.codelist + * @author nils.eliasson@oracle.com + */ + +import java.io.BufferedReader; +import java.io.StringReader; +import java.lang.reflect.Method; + +public class CodelistTest { + + /** + * This test calls Jcmd Compiler.codelist and then parses the output, + * making sure that the first methods in the list is valid by reflection. + * + * Output example: + * + * 6 0 java.lang.System.arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V [0x00007f7b49200910, 0x00007f7b49200aa0 - 0x00007f7b49200d30] + * 2 3 java.lang.String.indexOf(II)I [0x00007f7b49200d90, 0x00007f7b49200f60 - 0x00007f7b49201490] + * 7 3 java.lang.Math.min(II)I [0x00007f7b4922f010, 0x00007f7b4922f180 - 0x00007f7b4922f338] + * 8 3 java.lang.String.equals(Ljava/lang/Object;)Z [0x00007f7b4922fb10, 0x00007f7b4922fd40 - 0x00007f7b49230698] + * 9 3 java.lang.AbstractStringBuilder.ensureCapacityInternal(I)V [0x00007f7b49232010, 0x00007f7b492321a0 - 0x00007f7b49232510] + * 10 1 java.lang.Object.()V [0x00007f7b49233e90, 0x00007f7b49233fe0 - 0x00007f7b49234118] + * + */ + + public static void main(String arg[]) throws Exception { + int ok = 0; + int fail = 0; + + // Find in output from dcmd + String result = DcmdUtil.executeDcmd("Compiler.codelist"); + BufferedReader r = new BufferedReader(new StringReader(result)); + + // Grab a method name from the output + String line; + int count = 0; + + while((line = r.readLine()) != null) { + count++; + + String[] parts = line.split(" "); + // int compileID = Integer.parseInt(parts[0]); + // int compileLevel = Integer.parseInt(parts[1]); + String methodPrintedInLogFormat = parts[2]; + + // skip inits and clinits - they can not be reflected + if (methodPrintedInLogFormat.contains("")) { + continue; + } + if (methodPrintedInLogFormat.contains("")) { + continue; + } + + MethodIdentifierParser mf = new MethodIdentifierParser(methodPrintedInLogFormat); + Method m; + try { + m = mf.getMethod(); + } catch (NoSuchMethodException e) { + m = null; + } + if (m == null) { + throw new Exception("Test failed"); + } + if (count > 10) { + // Testing 10 entries is enough. Lets not waste time. + break; + } + } + } +}