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/*
* Copyright (c) 2016, 2017, 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.File;
import java.io.IOException;
import java.lang.module.ModuleDescriptor;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.Set;
import java.util.spi.ToolProvider;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import jdk.testlibrary.FileUtils;
import static jdk.testlibrary.ProcessTools.*;
import org.testng.annotations.BeforeTest;
import org.testng.annotations.Test;
import static org.testng.Assert.*;
/**
* @test
* @bug 8142968 8173381 8174740
* @library /lib/testlibrary
* @modules jdk.compiler jdk.jlink
* @modules java.base/jdk.internal.module
* @modules java.base/jdk.internal.org.objectweb.asm
* @build ModuleTargetHelper UserModuleTest CompilerUtils jdk.testlibrary.FileUtils jdk.testlibrary.ProcessTools
* @run testng UserModuleTest
*/
public class UserModuleTest {
private static final String JAVA_HOME = System.getProperty("java.home");
private static final String TEST_SRC = System.getProperty("test.src");
private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
private static final Path MODS_DIR = Paths.get("mods");
private static final Path JMODS_DIR = Paths.get("jmods");
private static final Path IMAGE = Paths.get("image");
private static final String MAIN_MID = "m1/p1.Main";
// the names of the modules in this test
private static String[] modules = new String[] {"m1", "m2", "m3", "m4", "m5"};
private static boolean hasJmods() {
if (!Files.exists(Paths.get(JAVA_HOME, "jmods"))) {
System.err.println("Test skipped. NO jmods directory");
return false;
}
return true;
}
/*
* Compiles all modules used by the test
*/
@BeforeTest
public void compileAll() throws Throwable {
if (!hasJmods()) return;
for (String mn : modules) {
Path msrc = SRC_DIR.resolve(mn);
assertTrue(CompilerUtils.compile(msrc, MODS_DIR,
"--module-source-path", SRC_DIR.toString(),
"--add-exports", "java.base/jdk.internal.module=" + mn,
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=" + mn));
}
if (Files.exists(IMAGE)) {
FileUtils.deleteFileTreeUnchecked(IMAGE);
}
createImage(IMAGE, "m1", "m3");
createJmods("m1", "m4");
}
/*
* Test the image created when linking with a module with
* no Packages attribute
*/
@Test
public void testPackagesAttribute() throws Throwable {
if (!hasJmods()) return;
Path java = IMAGE.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(),
"--add-exports", "java.base/jdk.internal.module=m1,m4",
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=m1,m4",
"-m", MAIN_MID)
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
/*
* Test the image created when linking with an open module
*/
@Test
public void testOpenModule() throws Throwable {
if (!hasJmods()) return;
Path java = IMAGE.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(), "-m", "m3/p3.Main")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
/*
* Disable the fast loading of system modules.
* Parsing module-info.class
*/
@Test
public void disableSystemModules() throws Throwable {
if (!hasJmods()) return;
Path java = IMAGE.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(),
"--add-exports", "java.base/jdk.internal.module=m1,m4",
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=m1,m4",
"-Djdk.system.module.finder.disabledFastPath",
"-m", MAIN_MID)
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
/*
* Test the optimization that deduplicates Set<String> on targets of exports,
* uses, provides.
*/
@Test
public void testDedupSet() throws Throwable {
if (!hasJmods()) return;
Path dir = Paths.get("dedupSetTest");
createImage(dir, "m1", "m2", "m3", "m4");
Path java = dir.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(),
"--add-exports", "java.base/jdk.internal.module=m1,m4",
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=m1,m4",
"-m", MAIN_MID)
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
@Test
public void testRequiresStatic() throws Throwable {
if (!hasJmods()) return;
Path dir = Paths.get("requiresStatic");
createImage(dir, "m5");
Path java = dir.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(), "-m", "m5/p5.Main")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
// run with m3 present
assertTrue(executeProcess(java.toString(),
"--module-path", MODS_DIR.toString(),
"--add-modules", "m3",
"-m", "m5/p5.Main")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
@Test
public void testRequiresStatic2() throws Throwable {
if (!hasJmods()) return;
Path dir = Paths.get("requiresStatic2");
createImage(dir, "m3", "m5");
Path java = dir.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(), "-m", "m5/p5.Main")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
// boot layer with m3 and m5
assertTrue(executeProcess(java.toString(),
"--add-modules", "m3",
"-m", "m5/p5.Main")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
private void createJmods(String... modules) throws IOException {
ModuleTargetHelper.ModuleTarget mt = ModuleTargetHelper.getJavaBaseTarget();
if (mt == null) {
throw new RuntimeException("ModuleTarget is missing for java.base");
}
String[] values = mt.targetPlatform().split("-");
String osName = values[0];
String osArch = values[1];
// create JMOD files
Files.createDirectories(JMODS_DIR);
Stream.of(modules).forEach(mn ->
assertTrue(jmod("create",
"--class-path", MODS_DIR.resolve(mn).toString(),
"--target-platform", mt.targetPlatform(),
"--main-class", mn.replace('m', 'p') + ".Main",
JMODS_DIR.resolve(mn + ".jmod").toString()) == 0)
);
}
/**
* Verify the module descriptor if package p4.dummy is excluded at link time.
*/
@Test
public void testModulePackagesAttribute() throws Throwable {
if (!hasJmods()) return;
// create an image using JMOD files
Path dir = Paths.get("packagesTest");
String mp = Paths.get(JAVA_HOME, "jmods").toString() +
File.pathSeparator + JMODS_DIR.toString();
Set<String> modules = Set.of("m1", "m4");
assertTrue(JLINK_TOOL.run(System.out, System.out,
"--output", dir.toString(),
"--exclude-resources", "m4/p4/dummy/*",
"--add-modules", modules.stream().collect(Collectors.joining(",")),
"--module-path", mp) == 0);
// verify ModuleDescriptor
Path java = dir.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(),
"--add-exports", "java.base/jdk.internal.module=m1,m4",
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=m1,m4",
"--add-modules=m1", "-m", "m4")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
/**
* Verify the plugin to retain ModuleTarget attribute
*/
@Test
public void testRetainModuleTarget() throws Throwable {
if (!hasJmods()) return;
// create an image using JMOD files
Path dir = Paths.get("retainModuleTargetTest");
String mp = Paths.get(JAVA_HOME, "jmods").toString() +
File.pathSeparator + JMODS_DIR.toString();
Set<String> modules = Set.of("m1", "m4");
assertTrue(JLINK_TOOL.run(System.out, System.out,
"--output", dir.toString(),
"--system-modules", "retainModuleTarget",
"--exclude-resources", "m4/p4/dummy/*",
"--add-modules", modules.stream().collect(Collectors.joining(",")),
"--module-path", mp) == 0);
// verify ModuleDescriptor
Path java = dir.resolve("bin").resolve("java");
assertTrue(executeProcess(java.toString(),
"--add-exports", "java.base/jdk.internal.module=m1,m4",
"--add-exports", "java.base/jdk.internal.org.objectweb.asm=m1,m4",
"--add-modules=m1", "-m", "m4", "retainModuleTarget")
.outputTo(System.out)
.errorTo(System.out)
.getExitValue() == 0);
}
static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink")
.orElseThrow(() ->
new RuntimeException("jlink tool not found")
);
static final ToolProvider JMOD_TOOL = ToolProvider.findFirst("jmod")
.orElseThrow(() ->
new RuntimeException("jmod tool not found")
);
static final String MODULE_PATH = Paths.get(JAVA_HOME, "jmods").toString()
+ File.pathSeparator + MODS_DIR.toString();
private void createImage(Path outputDir, String... modules) throws Throwable {
assertTrue(JLINK_TOOL.run(System.out, System.out,
"--output", outputDir.toString(),
"--add-modules", Arrays.stream(modules).collect(Collectors.joining(",")),
"--module-path", MODULE_PATH) == 0);
}
private static int jmod(String... options) {
System.out.println("jmod " + Arrays.asList(options));
return JMOD_TOOL.run(System.out, System.out, options);
}
}