Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javap/T6824493.java
test/tools/javap/T6824493.java
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| 1 /* | |
| 2 * Copyright (c) 2009, 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 import java.io.*; | |
| 25 import java.util.*; | |
| 26 | |
| 27 /* | |
| 28 * @test | |
| 29 * @bug 6824493 | |
| 30 * @summary experimental support for additional info for instructions | |
| 31 * @compile -g T6824493.java | |
| 32 * @run main T6824493 | |
| 33 */ | |
| 34 public class T6824493 { | |
| 35 public static void main(String... args) { | |
| 36 new T6824493().run(); | |
| 37 } | |
| 38 | |
| 39 void run() { | |
| 40 // for each of the options, we run javap and check for some | |
| 41 // marker strings in the output that generally indicate the | |
| 42 // presence of the expected output, without being as specific | |
| 43 // as a full golden file test. | |
| 44 test("-XDdetails:source", | |
| 45 "for (int i = 0; i < 10; i++) {", | |
| 46 "System.out.println(s + i);"); | |
| 47 | |
| 48 test("-XDdetails:tryBlocks", | |
| 49 "try[0]", | |
| 50 "end try[0]", | |
| 51 "catch[0]"); | |
| 52 | |
| 53 test("-XDdetails:stackMaps", | |
| 54 "StackMap locals: this java/lang/String int", | |
| 55 "StackMap stack: java/lang/Throwable"); | |
| 56 | |
| 57 test("-XDdetails:localVariables", | |
| 58 "start local 3 // java.util.List list", | |
| 59 "end local 3 // java.util.List list"); | |
| 60 | |
| 61 test("-XDdetails:localVariableTypes", | |
| 62 "start generic local 3 // java.util.List<java.lang.String> list", | |
| 63 "end generic local 3 // java.util.List<java.lang.String> list"); | |
| 64 | |
| 65 if (errors > 0) | |
| 66 throw new Error(errors + " errors found"); | |
| 67 } | |
| 68 | |
| 69 void test(String option, String... expect) { | |
| 70 String[] args = { | |
| 71 "-c", | |
| 72 "-classpath", | |
| 73 testSrc + File.pathSeparator + testClasses, | |
| 74 option, | |
| 75 "Test" | |
| 76 }; | |
| 77 StringWriter sw = new StringWriter(); | |
| 78 PrintWriter pw = new PrintWriter(sw); | |
| 79 int rc = com.sun.tools.javap.Main.run(args, pw); | |
| 80 if (rc != 0) { | |
| 81 error("unexpected return code from javap: " + rc); | |
| 82 return; | |
| 83 } | |
| 84 | |
| 85 String out = sw.toString(); | |
| 86 System.out.println(out); | |
| 87 for (String e: expect) { | |
| 88 if (!out.contains(e)) | |
| 89 error("Not found: " + e); | |
| 90 } | |
| 91 } | |
| 92 | |
| 93 void error(String msg) { | |
| 94 System.err.println("Error: " + msg); | |
| 95 errors++; | |
| 96 } | |
| 97 | |
| 98 private int errors; | |
| 99 private String testSrc = System.getProperty("test.src", "."); | |
| 100 private String testClasses = System.getProperty("test.classes", "."); | |
| 101 } | |
| 102 | |
| 103 class Test { | |
| 104 void m(String s) { | |
| 105 for (int i = 0; i < 10; i++) { | |
| 106 try { | |
| 107 List<String> list = null; | |
| 108 System.out.println(s + i); | |
| 109 } catch (NullPointerException e) { | |
| 110 System.out.println("catch NPE"); | |
| 111 } finally { | |
| 112 System.out.println("finally"); | |
| 113 } | |
| 114 } | |
| 115 } | |
| 116 } |
