118 lines
3.8 KiB
Java
118 lines
3.8 KiB
Java
/*
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* Copyright (c) 2009, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.*;
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import java.util.*;
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/*
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* @test
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* @bug 6824493
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* @summary experimental support for additional info for instructions
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* @modules jdk.jdeps/com.sun.tools.javap
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* @compile -g T6824493.java
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* @run main T6824493
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*/
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public class T6824493 {
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public static void main(String... args) {
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new T6824493().run();
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}
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void run() {
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// for each of the options, we run javap and check for some
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// marker strings in the output that generally indicate the
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// presence of the expected output, without being as specific
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// as a full golden file test.
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test("-XDdetails:source",
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"for (int i = 0; i < 10; i++) {",
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"System.out.println(s + i);");
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test("-XDdetails:tryBlocks",
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"try[0]",
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"end try[0]",
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"catch[0]");
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test("-XDdetails:stackMaps",
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"StackMap locals: this java/lang/String int",
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"StackMap stack: java/lang/Throwable");
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test("-XDdetails:localVariables",
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"start local 3 // java.util.List list",
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"end local 3 // java.util.List list");
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test("-XDdetails:localVariableTypes",
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"start generic local 3 // java.util.List<java.lang.String> list",
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"end generic local 3 // java.util.List<java.lang.String> list");
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if (errors > 0)
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throw new Error(errors + " errors found");
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}
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void test(String option, String... expect) {
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String[] args = {
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"-c",
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"-classpath",
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testSrc + File.pathSeparator + testClasses,
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option,
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"Test"
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};
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StringWriter sw = new StringWriter();
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PrintWriter pw = new PrintWriter(sw);
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int rc = com.sun.tools.javap.Main.run(args, pw);
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if (rc != 0) {
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error("unexpected return code from javap: " + rc);
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return;
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}
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String out = sw.toString();
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System.out.println(out);
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for (String e: expect) {
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if (!out.contains(e))
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error("Not found: " + e);
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}
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}
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void error(String msg) {
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System.err.println("Error: " + msg);
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errors++;
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}
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private int errors;
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private String testSrc = System.getProperty("test.src", ".");
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private String testClasses = System.getProperty("test.classes", ".");
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}
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class Test {
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void m(String s) {
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for (int i = 0; i < 10; i++) {
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try {
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List<String> list = null;
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System.out.println(s + i);
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} catch (NullPointerException e) {
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System.out.println("catch NPE");
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} finally {
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System.out.println("finally");
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}
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}
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}
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}
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