Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javap/T8032819.java
test/tools/javap/T8032819.java
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| 1 /* | |
| 2 * Copyright (c) 2014, 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 8032819 | |
| 27 * @summary Extra empty line between field declarations for the "-v -c" and "-v -l" combination of options | |
| 28 * @compile -g T8032819.java | |
| 29 * @run main T8032819 | |
| 30 */ | |
| 31 | |
| 32 import java.io.*; | |
| 33 import java.util.*; | |
| 34 | |
| 35 public class T8032819 { | |
| 36 static class Fields { | |
| 37 int f1; | |
| 38 int f2; | |
| 39 } | |
| 40 | |
| 41 public static void main(String... args) throws Exception { | |
| 42 new T8032819().run(); | |
| 43 } | |
| 44 | |
| 45 void run() throws Exception { | |
| 46 Class<?> clazz = Fields.class; | |
| 47 test(clazz); | |
| 48 test(clazz, "-c"); | |
| 49 test(clazz, "-l"); | |
| 50 test(clazz, "-l", "-c"); | |
| 51 test(clazz, "-v"); | |
| 52 test(clazz, "-v", "-c"); | |
| 53 test(clazz, "-v", "-l"); | |
| 54 test(clazz, "-v", "-l", "-c"); | |
| 55 | |
| 56 if (errors > 0) | |
| 57 throw new Exception(errors + " errors occurred"); | |
| 58 } | |
| 59 | |
| 60 static final String sep = System.getProperty("line.separator"); | |
| 61 static final String doubleBlankLine = sep + sep + sep; | |
| 62 | |
| 63 void test(Class<?> clazz, String... opts) throws Exception { | |
| 64 System.err.println("test " + Arrays.asList(opts)); | |
| 65 List<String> args = new ArrayList<String>(); | |
| 66 args.addAll(Arrays.asList(opts)); | |
| 67 args.addAll(Arrays.asList("-classpath", System.getProperty("test.classes"))); | |
| 68 args.add(clazz.getName()); | |
| 69 StringWriter sw = new StringWriter(); | |
| 70 PrintWriter pw = new PrintWriter(sw); | |
| 71 int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw); | |
| 72 pw.close(); | |
| 73 String out = sw.toString(); | |
| 74 if (rc != 0) | |
| 75 throw new Exception("javap failed unexpectedly: rc=" + rc); | |
| 76 | |
| 77 int count = 0; | |
| 78 int i = out.indexOf(doubleBlankLine, 0); | |
| 79 while (i != -1) { | |
| 80 count++; | |
| 81 i = out.indexOf(doubleBlankLine, i + doubleBlankLine.length()); | |
| 82 } | |
| 83 | |
| 84 if (count > 0) | |
| 85 error(count + " double blank lines found"); | |
| 86 } | |
| 87 | |
| 88 void error(String msg) { | |
| 89 System.err.println("Error: " + msg); | |
| 90 errors++; | |
| 91 } | |
| 92 | |
| 93 int errors = 0; | |
| 94 } | |
| 95 |
