| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.PrintStream; |
| import java.io.PrintWriter; |
| import java.lang.reflect.Method; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Arrays; |
| import java.util.function.Consumer; |
| import java.util.regex.Pattern; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static jdk.test.lib.Asserts.assertFalse; |
| import static jdk.test.lib.Asserts.assertTrue; |
| import static jdk.test.lib.Asserts.fail; |
| |
| /** |
| * This class is intended to be a base class for classes which are about to test |
| * command line interface of jimage. |
| */ |
| public class JImageCliTest { |
| |
| private String bootImagePath; |
| |
| public JImageCliTest() { |
| Path imagePath = Paths.get(System.getProperty("java.home"), "lib", "modules"); |
| if (Files.exists(imagePath)) { |
| this.bootImagePath = imagePath.toAbsolutePath().toString(); |
| } |
| } |
| |
| public void assertMatches(String regex, String output) { |
| Pattern pattern = Pattern.compile(regex); |
| if (!pattern.matcher(output).find()) { |
| fail(String.format("Expected to find a string match for [%s] in output \n[\n%s\n]\n.", |
| pattern, output)); |
| } |
| } |
| |
| /** |
| * Returns a path to a tested image to share it across tests. By default it returns a path to the boot image |
| * of tested JDK. This behavior can be redefined by descendants. |
| */ |
| public String getImagePath() { |
| return bootImagePath; |
| } |
| |
| /** |
| * Runs jimage task with the supplied arguments. |
| */ |
| protected static JImageResult jimage(String... args) { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| PrintStream ps = new PrintStream(baos); |
| System.out.println("jimage " + Arrays.asList(args)); |
| int exitCode = jdk.tools.jimage.Main.run(args, new PrintWriter(ps)); |
| return new JImageResult(exitCode, new String(baos.toByteArray(), UTF_8)); |
| } |
| |
| protected static class JImageResult { |
| final int exitCode; |
| final String output; |
| |
| JImageResult(int exitCode, String output) { |
| this.exitCode = exitCode; |
| this.output = output; |
| } |
| |
| JImageResult assertSuccess() { assertTrue(exitCode == 0, output); return this; } |
| JImageResult assertFailure() { assertFalse(exitCode == 0, output); return this; } |
| |
| // a helper to ensure the error output doesn't exhibit implementation details |
| JImageResult assertShowsError() { |
| assertTrue(output.contains("Error"), |
| String.format("Output contains error, output=[%s]\n", output)); |
| assertFalse(output.contains("Exception"), |
| String.format("Output doesn't contain a stacktrace, output=[%s]\n", output)); |
| return this; |
| } |
| |
| JImageResult resultChecker(Consumer<JImageResult> r) { r.accept(this); return this; } |
| } |
| |
| protected final void runTests() throws Throwable { |
| if (getImagePath() != null) { |
| for (Method m : getClass().getDeclaredMethods()) { |
| if (m.getName().startsWith("test")) { |
| System.out.printf("Invoking %s\n", m.getName()); |
| m.invoke(this); |
| } |
| } |
| } else { |
| System.out.println("This is not an image build. Skipping."); |
| } |
| } |
| |
| } |
| |