Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javap/T7004698.java
test/tools/javap/T7004698.java
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| 1 /* | |
| 2 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 | |
| 24 /* | |
| 25 * @test | |
| 26 * @bug 7004698 | |
| 27 * @summary javap does not output CharacterRangeTable attributes correctly | |
| 28 */ | |
| 29 | |
| 30 import java.io.*; | |
| 31 import java.util.*; | |
| 32 import java.util.regex.*; | |
| 33 | |
| 34 public class T7004698 { | |
| 35 public static void main(String... args) throws Exception { | |
| 36 new T7004698().run(); | |
| 37 } | |
| 38 | |
| 39 void run() throws Exception { | |
| 40 File srcDir = new File(System.getProperty("test.src")); | |
| 41 File srcFile = new File(srcDir, T7004698.class.getSimpleName() + ".java"); | |
| 42 File classesDir = new File("."); | |
| 43 compile("-Xjcov", "-d", classesDir.getPath(), srcFile.getPath()); | |
| 44 | |
| 45 File classFile = new File(classesDir, T7004698.class.getSimpleName() + ".class"); | |
| 46 String out = javap("-v", classFile.getPath()); | |
| 47 | |
| 48 Pattern attrBody = Pattern.compile("[0-9a-f, ]+//[-0-9a-z:, ]+"); | |
| 49 Pattern endOfAttr = Pattern.compile("(^$|[A-Z][A-Za-z0-9_]+:.*|})"); | |
| 50 boolean inAttr = false; | |
| 51 int count = 0; | |
| 52 int errors = 0; | |
| 53 for (String line: out.split(System.getProperty("line.separator"))) { | |
| 54 line = line.trim(); | |
| 55 if (line.equals("CharacterRangeTable:")) { | |
| 56 inAttr = true; | |
| 57 count++; | |
| 58 } else if (inAttr) { | |
| 59 if (endOfAttr.matcher(line).matches()) { | |
| 60 inAttr = false; | |
| 61 } else if (!attrBody.matcher(line).matches()) { | |
| 62 System.err.println("unexpected line found: " + line); | |
| 63 errors++; | |
| 64 } | |
| 65 } | |
| 66 } | |
| 67 if (count == 0) | |
| 68 throw new Exception("no attribute instances found"); | |
| 69 | |
| 70 if (errors > 0) | |
| 71 throw new Exception(errors + " errors found"); | |
| 72 } | |
| 73 | |
| 74 void compile(String... args) throws Exception { | |
| 75 StringWriter sw = new StringWriter(); | |
| 76 PrintWriter pw = new PrintWriter(sw); | |
| 77 int rc = com.sun.tools.javac.Main.compile(args, pw); | |
| 78 pw.close(); | |
| 79 String out = sw.toString(); | |
| 80 if (!out.isEmpty()) | |
| 81 System.err.println(out); | |
| 82 if (rc != 0) | |
| 83 throw new Exception("javac failed unexpectedly; rc=" + rc); | |
| 84 } | |
| 85 | |
| 86 String javap(String... args) throws Exception { | |
| 87 StringWriter sw = new StringWriter(); | |
| 88 PrintWriter pw = new PrintWriter(sw); | |
| 89 int rc = com.sun.tools.javap.Main.run(args, pw); | |
| 90 pw.close(); | |
| 91 String out = sw.toString(); | |
| 92 if (!out.isEmpty()) | |
| 93 System.err.println(out); | |
| 94 if (rc != 0) | |
| 95 throw new Exception("javap failed unexpectedly; rc=" + rc); | |
| 96 return out; | |
| 97 } | |
| 98 } |
