Mon, 03 Oct 2016 11:21:14 -0700
Added tag jdk8u122-b02 for changeset 2baeb96fa198
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /** |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 8007052 |
aoqi@0 | 27 | * @summary javap should include the descriptor for a method in verbose mode |
aoqi@0 | 28 | */ |
aoqi@0 | 29 | |
aoqi@0 | 30 | import java.io.File; |
aoqi@0 | 31 | import java.io.FileWriter; |
aoqi@0 | 32 | import java.io.IOException; |
aoqi@0 | 33 | import java.io.PrintWriter; |
aoqi@0 | 34 | import java.io.StringWriter; |
aoqi@0 | 35 | import java.util.regex.Pattern; |
aoqi@0 | 36 | |
aoqi@0 | 37 | public class DescriptorTest { |
aoqi@0 | 38 | public static void main(String... args) throws Exception { |
aoqi@0 | 39 | new DescriptorTest().run(); |
aoqi@0 | 40 | } |
aoqi@0 | 41 | |
aoqi@0 | 42 | void run() throws Exception { |
aoqi@0 | 43 | File srcDir = new File("src"); |
aoqi@0 | 44 | srcDir.mkdirs(); |
aoqi@0 | 45 | File classesDir = new File("classes"); |
aoqi@0 | 46 | classesDir.mkdirs(); |
aoqi@0 | 47 | |
aoqi@0 | 48 | File f = writeFile(new File(srcDir, "E.java"), "enum E { A, B }"); |
aoqi@0 | 49 | javac("-d", classesDir.getPath(), f.getPath()); |
aoqi@0 | 50 | String out = javap("-p", "-v", new File(classesDir, "E.class").getPath()); |
aoqi@0 | 51 | Pattern expect = Pattern.compile("\\Qprivate E();\\E\\s+\\Qdescriptor: (Ljava/lang/String;I)V\\E"); |
aoqi@0 | 52 | checkContains(out, expect); |
aoqi@0 | 53 | } |
aoqi@0 | 54 | |
aoqi@0 | 55 | File writeFile(File f, String body) throws IOException { |
aoqi@0 | 56 | try (FileWriter out = new FileWriter(f)) { |
aoqi@0 | 57 | out.write(body); |
aoqi@0 | 58 | } |
aoqi@0 | 59 | return f; |
aoqi@0 | 60 | } |
aoqi@0 | 61 | |
aoqi@0 | 62 | void javac(String... args) throws Exception { |
aoqi@0 | 63 | StringWriter sw = new StringWriter(); |
aoqi@0 | 64 | PrintWriter pw = new PrintWriter(sw); |
aoqi@0 | 65 | int rc = com.sun.tools.javac.Main.compile(args, pw); |
aoqi@0 | 66 | pw.flush(); |
aoqi@0 | 67 | String out = sw.toString(); |
aoqi@0 | 68 | if (!out.isEmpty()) |
aoqi@0 | 69 | System.err.println(out); |
aoqi@0 | 70 | if (rc != 0) |
aoqi@0 | 71 | throw new Exception("compilation failed"); |
aoqi@0 | 72 | } |
aoqi@0 | 73 | |
aoqi@0 | 74 | String javap(String... args) throws Exception { |
aoqi@0 | 75 | StringWriter sw = new StringWriter(); |
aoqi@0 | 76 | PrintWriter pw = new PrintWriter(sw); |
aoqi@0 | 77 | int rc = com.sun.tools.javap.Main.run(args, pw); |
aoqi@0 | 78 | pw.flush(); |
aoqi@0 | 79 | String out = sw.toString(); |
aoqi@0 | 80 | if (!out.isEmpty()) |
aoqi@0 | 81 | System.err.println(out); |
aoqi@0 | 82 | if (rc != 0) |
aoqi@0 | 83 | throw new Exception("javap failed"); |
aoqi@0 | 84 | return out; |
aoqi@0 | 85 | } |
aoqi@0 | 86 | |
aoqi@0 | 87 | void checkContains(String s, Pattern p) throws Exception { |
aoqi@0 | 88 | if (!p.matcher(s).find()) |
aoqi@0 | 89 | throw new Exception("expected pattern not found: " + p); |
aoqi@0 | 90 | } |
aoqi@0 | 91 | } |