188 lines
7.6 KiB
Java
188 lines
7.6 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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* @summary Tests jdeps --generate-module-info option
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* @library ../lib
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* @build CompilerUtils JdepsUtil JdepsRunner
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* @modules jdk.jdeps/com.sun.tools.jdeps
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* @run testng GenModuleInfo
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*/
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import java.io.*;
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import java.lang.module.ModuleDescriptor;
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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.Arrays;
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import java.util.Set;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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import org.testng.annotations.BeforeTest;
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import org.testng.annotations.Test;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertTrue;
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public class GenModuleInfo {
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private static final String MODULE_INFO = "module-info.class";
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private static final String TEST_SRC = System.getProperty("test.src");
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private static final String TEST_CLASSES = System.getProperty("test.classes");
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private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
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private static final Path MODS_DIR = Paths.get("mods");
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private static final Path LIBS_DIR = Paths.get("libs");
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private static final Path DEST_DIR = Paths.get("moduleinfosrc");
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private static final Path NEW_MODS_DIR = Paths.get("new_mods");
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// the names of the modules in this test
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private static final String UNSUPPORTED = "unsupported";
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private static String[] modules = new String[] {"m1", "m2", "m3", UNSUPPORTED};
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/**
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* Compiles all modules used by the test
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*/
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@BeforeTest
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public void compileAll() throws Exception {
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CompilerUtils.cleanDir(MODS_DIR);
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CompilerUtils.cleanDir(LIBS_DIR);
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CompilerUtils.cleanDir(DEST_DIR);
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CompilerUtils.cleanDir(NEW_MODS_DIR);
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assertTrue(CompilerUtils.compileModule(SRC_DIR, MODS_DIR, UNSUPPORTED,
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"--add-exports", "java.base/jdk.internal.perf=" + UNSUPPORTED));
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Arrays.asList("m1", "m2", "m3")
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.forEach(mn -> assertTrue(CompilerUtils.compileModule(SRC_DIR, MODS_DIR, mn)));
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Files.createDirectory(LIBS_DIR);
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Files.createDirectory(DEST_DIR);
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for (String mn : modules) {
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Path root = MODS_DIR.resolve(mn);
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try (Stream<Path> stream = Files.walk(root, Integer.MAX_VALUE)) {
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Stream<Path> entries = stream.filter(f -> {
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String fn = f.getFileName().toString();
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return fn.endsWith(".class") && !fn.equals("module-info.class");
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});
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JdepsUtil.createJar(LIBS_DIR.resolve(mn + ".jar"), root, entries);
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}
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}
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}
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@Test
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public void jdeps() throws IOException {
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Stream<String> files = Arrays.stream(modules)
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.map(mn -> LIBS_DIR.resolve(mn + ".jar"))
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.map(Path::toString);
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JdepsRunner.run(Stream.concat(Stream.of("-cp"), files).toArray(String[]::new));
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}
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@Test
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public void test() throws IOException {
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Stream<String> files = Arrays.stream(modules)
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.map(mn -> LIBS_DIR.resolve(mn + ".jar"))
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.map(Path::toString);
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JdepsRunner.run(Stream.concat(Stream.of("--generate-module-info", DEST_DIR.toString()),
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files).toArray(String[]::new));
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// check file exists
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Arrays.stream(modules)
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.map(mn -> DEST_DIR.resolve(mn).resolve("module-info.java"))
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.forEach(f -> assertTrue(Files.exists(f)));
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// copy classes except the original module-info.class
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try (Stream<Path> stream = Files.walk(MODS_DIR, Integer.MAX_VALUE)) {
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stream.filter(path -> !path.getFileName().toString().equals(MODULE_INFO) &&
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path.getFileName().toString().endsWith(".class"))
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.map(path -> MODS_DIR.relativize(path))
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.forEach(path -> {
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try {
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Path newFile = NEW_MODS_DIR.resolve(path);
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Files.createDirectories(newFile.getParent());
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Files.copy(MODS_DIR.resolve(path), newFile);
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} catch (IOException e) {
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throw new UncheckedIOException(e);
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}
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});
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}
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// compile new module-info.java
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assertTrue(CompilerUtils.compileModule(DEST_DIR, NEW_MODS_DIR, UNSUPPORTED,
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"-p", NEW_MODS_DIR.toString(), "-verbose",
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"--add-exports", "java.base/jdk.internal.perf=" + UNSUPPORTED));
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Arrays.asList("m1", "m2", "m3")
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.forEach(mn -> assertTrue(CompilerUtils.compileModule(DEST_DIR, NEW_MODS_DIR,
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mn, "-p", NEW_MODS_DIR.toString())));
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for (String mn : modules) {
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Path p1 = NEW_MODS_DIR.resolve(mn).resolve(MODULE_INFO);
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Path p2 = MODS_DIR.resolve(mn).resolve(MODULE_INFO);
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try (InputStream in1 = Files.newInputStream(p1);
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InputStream in2 = Files.newInputStream(p2)) {
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verify(ModuleDescriptor.read(in1),
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ModuleDescriptor.read(in2, () -> packages(MODS_DIR.resolve(mn))));
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}
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}
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}
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private void verify(ModuleDescriptor md1, ModuleDescriptor md2) {
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System.out.println("verifying: " + md1.name());
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assertEquals(md1.name(), md2.name());
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assertEquals(md1.requires(), md2.requires());
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// all packages are exported
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assertEquals(md1.exports().stream()
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.map(ModuleDescriptor.Exports::source)
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.collect(Collectors.toSet()), md2.packages());
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}
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private Set<String> packages(Path dir) {
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try (Stream<Path> stream = Files.find(dir, Integer.MAX_VALUE,
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((path, attrs) -> attrs.isRegularFile() &&
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path.toString().endsWith(".class")))) {
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return stream.map(path -> toPackageName(dir.relativize(path)))
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.filter(pkg -> pkg.length() > 0) // module-info
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.distinct()
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.collect(Collectors.toSet());
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} catch (IOException x) {
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throw new UncheckedIOException(x);
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}
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}
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private String toPackageName(Path path) {
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String name = path.toString();
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assert name.endsWith(".class");
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int index = name.lastIndexOf(File.separatorChar);
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if (index != -1) {
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return name.substring(0, index).replace(File.separatorChar, '.');
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} else {
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return "";
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}
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}
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}
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