diff -r 13588c901957 -r 9cf78a70fa4f test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/MainModuleOnly.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/MainModuleOnly.java Thu Oct 17 20:53:35 2019 +0100 @@ -0,0 +1,257 @@ +/* + * Copyright (c) 2019, 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. + * + */ + +/** + * @test + * @requires vm.cds + * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds + * @modules jdk.jartool/sun.tools.jar + * @run driver MainModuleOnly + * @summary Test some scenarios with a main modular jar specified in the --module-path and -cp options in the command line. + */ + +import java.io.File; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.Arrays; + +import jdk.test.lib.process.OutputAnalyzer; +import jdk.test.lib.Platform; + +public class MainModuleOnly extends DynamicArchiveTestBase { + + private static final Path USER_DIR = Paths.get(System.getProperty("user.dir")); + + private static final String FS = File.separator; + private static final String TEST_SRC = System.getProperty("test.src") + + FS + ".." + FS + "jigsaw" + FS + "modulepath"; + + private static final Path SRC_DIR = Paths.get(TEST_SRC, "src"); + private static final Path MODS_DIR = Paths.get("mods"); + + // the module name of the test module + private static final String TEST_MODULE1 = "com.simple"; + + // the module main class + private static final String MAIN_CLASS = "com.simple.Main"; + + private static Path moduleDir = null; + private static Path moduleDir2 = null; + private static Path destJar = null; + + public static void buildTestModule() throws Exception { + + // javac -d mods/$TESTMODULE --module-path MOD_DIR src/$TESTMODULE/** + JarBuilder.compileModule(SRC_DIR.resolve(TEST_MODULE1), + MODS_DIR.resolve(TEST_MODULE1), + MODS_DIR.toString()); + + + moduleDir = Files.createTempDirectory(USER_DIR, "mlib"); + moduleDir2 = Files.createTempDirectory(USER_DIR, "mlib2"); + + Path srcJar = moduleDir.resolve(TEST_MODULE1 + ".jar"); + destJar = moduleDir2.resolve(TEST_MODULE1 + ".jar"); + String classes = MODS_DIR.resolve(TEST_MODULE1).toString(); + JarBuilder.createModularJar(srcJar.toString(), classes, MAIN_CLASS); + Files.copy(srcJar, destJar); + + } + + static void testDefaultBase() throws Exception { + String topArchiveName = getNewArchiveName("top"); + doTest(topArchiveName); + } + + public static void main(String... args) throws Exception { + runTest(MainModuleOnly::testDefaultBase); + } + + public static void doTest(String topArchiveName) throws Exception { + // compile the modules and create the modular jar files + buildTestModule(); + // create an archive with both -cp and --module-path in the command line. + // Only the class in the modular jar in the --module-path will be archived; + // the class in the modular jar in the -cp won't be archived. + dump2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug", + "-cp", destJar.toString(), + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertNormalExit(output -> { + output.shouldContain("Buffer-space to target-space delta") + .shouldContain("Written dynamic archive 0x"); + }); + + // run with the archive using the same command line as in dump time. + // The main class should be loaded from the archive. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertNormalExit(output -> { + output.shouldContain("[class,load] com.simple.Main source: shared objects file") + .shouldHaveExitValue(0); + }); + + // run with the archive with the main class name inserted before the -m. + // The main class name will be picked up before the module name. So the + // main class should be loaded from the jar in the -cp. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--module-path", moduleDir.toString(), + MAIN_CLASS, "-m", TEST_MODULE1) + .assertNormalExit(out -> + out.shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar")); + + // run with the archive with exploded module. Since during dump time, we + // only archive classes from the modular jar in the --module-path, the + // main class should be loaded from the exploded module directory. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--module-path", MODS_DIR.toString(), + "-m", TEST_MODULE1 + "/" + MAIN_CLASS) + .assertNormalExit(out -> { + out.shouldMatch(".class.load. com.simple.Main source:.*com.simple") + .shouldContain(MODS_DIR.toString()); + }); + + // run with the archive with the --upgrade-module-path option. + // CDS will be disabled with this options and the main class will be + // loaded from the modular jar. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--upgrade-module-path", moduleDir.toString(), + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertSilentlyDisabledCDS(out -> { + out.shouldHaveExitValue(0) + .shouldMatch("CDS is disabled when the.*option is specified") + .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); + }); + // run with the archive with the --limit-modules option. + // CDS will be disabled with this options and the main class will be + // loaded from the modular jar. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--limit-modules", "java.base," + TEST_MODULE1, + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertSilentlyDisabledCDS(out -> { + out.shouldHaveExitValue(0) + .shouldMatch("CDS is disabled when the.*option is specified") + .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); + }); + // run with the archive with the --patch-module option. + // CDS will be disabled with this options and the main class will be + // loaded from the modular jar. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--patch-module", TEST_MODULE1 + "=" + MODS_DIR.toString(), + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertSilentlyDisabledCDS(out -> { + out.shouldHaveExitValue(0) + .shouldMatch("CDS is disabled when the.*option is specified") + .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); + }); + // modify the timestamp of the jar file + (new File(destJar.toString())).setLastModified(System.currentTimeMillis() + 2000); + // run with the archive and the jar with modified timestamp. + // It should fail due to timestamp of the jar doesn't match the one + // used during dump time. + run2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", + "-cp", destJar.toString(), + "--module-path", moduleDir.toString(), + "-m", TEST_MODULE1) + .assertAbnormalExit( + "A jar file is not the one used while building the shared archive file:"); + // create an archive with a non-empty directory in the --module-path. + // The dumping process will exit with an error due to non-empty directory + // in the --module-path. + dump2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug", + "-cp", destJar.toString(), + "--module-path", MODS_DIR.toString(), + "-m", TEST_MODULE1 + "/" + MAIN_CLASS) + .assertAbnormalExit(output -> { + output.shouldMatch("Error: non-empty directory.*com.simple"); + }); + + // test module path with very long length + // + // This test can't be run on the windows platform due to an existing + // issue in ClassLoader::get_canonical_path() (JDK-8190737). + if (Platform.isWindows()) { + System.out.println("Long module path test cannot be tested on the Windows platform."); + return; + } + Path longDir = USER_DIR; + int pathLen = longDir.toString().length(); + int PATH_LEN = 2034; + int MAX_DIR_LEN = 250; + while (pathLen < PATH_LEN) { + int remaining = PATH_LEN - pathLen; + int subPathLen = remaining > MAX_DIR_LEN ? MAX_DIR_LEN : remaining; + char[] chars = new char[subPathLen]; + Arrays.fill(chars, 'x'); + String subPath = new String(chars); + longDir = Paths.get(longDir.toString(), subPath); + pathLen = longDir.toString().length(); + } + File longDirFile = new File(longDir.toString()); + try { + longDirFile.mkdirs(); + } catch (Exception e) { + throw e; + } + Path longDirJar = longDir.resolve(TEST_MODULE1 + ".jar"); + // IOException results from the Files.copy() call on platform + // such as MacOS X. Test can't be proceeded further with the + // exception. + try { + Files.copy(destJar, longDirJar); + } catch (java.io.IOException ioe) { + System.out.println("Caught IOException from Files.copy(). Cannot continue."); + return; + } + dump2(null, topArchiveName, + "-Xlog:cds+dynamic=debug,cds=debug", + "-cp", destJar.toString(), + "-Xlog:exceptions=trace", + "--module-path", longDirJar.toString(), + "-m", TEST_MODULE1) + .ifAbnormalExit(output -> { + output.shouldMatch("os::stat error.*CDS dump aborted"); + }); + } +}