russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
120 lines
4.3 KiB
Java
120 lines
4.3 KiB
Java
/*
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* Copyright (c) 2025, 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 8353267
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* @summary Test jlink with a module containing a class file in its META-INF directory
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* @library /test/lib
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* @modules java.base/jdk.internal.module
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* jdk.jlink
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* jdk.jartool
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* @run junit/othervm ClassFileInMetaInfo
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*/
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import java.lang.module.ModuleDescriptor;
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import java.io.PrintStream;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.spi.ToolProvider;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.util.ModuleInfoWriter;
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import org.junit.jupiter.api.Test;
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import org.junit.jupiter.api.BeforeAll;
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import static org.junit.jupiter.api.Assertions.*;
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class ClassFileInMetaInfo {
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private static PrintStream out;
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private static String moduleName;
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private static String classesDir;
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@BeforeAll
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static void setup() throws Exception {
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out = System.err; // inline with Junit
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// Create module foo containing
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// module-info.class
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// p/C.class
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// META-INF/extra/q/C.class
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moduleName = "foo";
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ModuleDescriptor descriptor = ModuleDescriptor.newModule(moduleName).build();
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byte[] moduleInfo = ModuleInfoWriter.toBytes(descriptor);
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Path dir = Files.createTempDirectory(Path.of("."), moduleName);
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Files.write(dir.resolve("module-info.class"), moduleInfo);
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Files.createFile(Files.createDirectory(dir.resolve("p")).resolve("C.class"));
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Path extraClasses = dir.resolve("META-INF/extra/");
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Files.createFile(Files.createDirectories(extraClasses.resolve("q")).resolve("C.class"));
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classesDir = dir.toString();
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}
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@Test
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void testExplodedModule() throws Exception {
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test(classesDir);
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}
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@Test
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void testModularJar() throws Exception {
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String jarFile = "foo.jar";
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ToolProvider jarTool = ToolProvider.findFirst("jar").orElseThrow();
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int res = jarTool.run(out, out, "cf", jarFile, "-C", classesDir, ".");
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assertEquals(0, res);
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test(jarFile);
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}
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@Test
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void testJmod() throws Exception {
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String jmodFile = "foo.jmod";
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ToolProvider jmodTool = ToolProvider.findFirst("jmod").orElseThrow();
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int res = jmodTool.run(out, out, "create", "--class-path", classesDir, jmodFile);
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assertEquals(0, res);
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test(jmodFile);
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}
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/**
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* jlink --module-path .. --add-modules foo --ouptut image
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* image/bin/java --describe-module foo
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*/
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private void test(String modulePath) throws Exception {
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Path dir = Files.createTempDirectory(Path.of("."), "image");
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Files.delete(dir);
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String image = dir.toString();
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ToolProvider jlinkTool = ToolProvider.findFirst("jlink").orElseThrow();
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int res = jlinkTool.run(out, out,
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"--module-path", modulePath,
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"--add-modules", moduleName,
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"--output", image);
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assertEquals(0, res);
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var pb = new ProcessBuilder(image + "/bin/java", "--describe-module", moduleName);
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ProcessTools.executeProcess(pb)
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.outputTo(out)
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.errorTo(out)
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.shouldHaveExitValue(0)
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.shouldContain(moduleName)
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.shouldContain("contains p")
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.shouldNotContain("META-INF");
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}
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}
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