106 lines
3.5 KiB
Java
106 lines
3.5 KiB
Java
/*
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* Copyright (c) 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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/*
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* @test
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* @bug 8143366
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* @summary Check that control chars are displayed correctly
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* @modules jdk.jdeps/com.sun.tools.javap
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* @run testng ControlCharTest
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*/
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import org.testng.Assert;
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import org.testng.annotations.AfterClass;
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import org.testng.annotations.BeforeClass;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.Scanner;
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import java.util.regex.Pattern;
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public class ControlCharTest {
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private String classpath;
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private Path output;
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private Pattern ptrn;
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@BeforeClass
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public void initialize() throws Exception {
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String testClasses = System.getProperty("test.classes", ".");
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classpath = "-classpath " + testClasses + " ControlCharTest$Strings";
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String userdir = System.getProperty("user.dir", ".");
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output = Paths.get(userdir, "output.txt");
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String regex = Pattern.quote("\\u0001\\u0002\\u0003") // \u0001\u0002\u0003
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+ ".+123.+" // 123
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+ Pattern.quote("\\\\u0000") // \\u0000
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+ ".+"
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+ Pattern.quote("\\u0000") // \u0000
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;
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ptrn = Pattern.compile(regex, Pattern.DOTALL);
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}
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@AfterClass
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public void close() throws IOException {
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Files.deleteIfExists(output);
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}
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@DataProvider(name = "options")
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public Object[][] createData() {
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return new Object[][] {
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{ "-v", ""},
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{ "-constants", ""}
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};
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}
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@Test(dataProvider = "options")
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public void test(String option, String ignore) throws Exception {
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String cmdline = option + " " + classpath;
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javap(cmdline.split(" +"));
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try (Scanner scnr = new Scanner(output)) {
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Assert.assertNotNull(scnr.findWithinHorizon(ptrn, 0));
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}
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}
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private void javap(String... args) throws Exception {
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try (PrintWriter out = new PrintWriter(output.toFile())) {
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int rc = com.sun.tools.javap.Main.run(args, out);
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if (rc < 0)
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throw new Exception("javap exited, rc=" + rc);
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}
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}
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// small class to test
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static class Strings {
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static final String s = "\1\2\3";
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static final String s1 = "123";
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static final String s2 = "\\u0000";
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static final String s3 = "\0";
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static String f() { return s + s1 + s2 + s3; }
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}
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}
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