/* * Copyright (c) 2018, 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 * @bug 4640520 6354623 7198496 * @summary Unit test for java.util.ServiceLoader * @library /test/lib * @build JarUtils jdk.test.lib.process.* * Basic Load FooService FooProvider1 FooProvider2 FooProvider3 BarProvider * @run testng ServiceLoaderBasicTest */ import java.io.File; import java.nio.file.Files; import java.nio.file.Path; import java.util.ArrayList; import java.util.List; import jdk.test.lib.JDKToolFinder; import jdk.test.lib.Utils; import jdk.test.lib.process.ProcessTools; import org.testng.annotations.BeforeClass; import org.testng.annotations.DataProvider; import org.testng.annotations.Test; import static java.nio.file.StandardOpenOption.CREATE; import static java.nio.file.StandardCopyOption.REPLACE_EXISTING; import static java.util.Arrays.asList; public class ServiceLoaderBasicTest { private static final String METAINFO = "META-INF/services/FooService"; private static final Path XTEST_CONFIG = Path.of("x.test").resolve(METAINFO); private static final Path XMETA_CONFIG = Path.of("x.meta").resolve(METAINFO); private static final Path P2JAR = Path.of("p2.jar"); private static final Path P2DUPJAR = Path.of("p2dup.jar"); private static final Path P3JAR = Path.of("x.ext", "p3.jar"); private static final String XTEST = File.pathSeparator + "x.test"; private static final String XMETA = File.pathSeparator + "x.meta"; private static final String P2 = File.pathSeparator + P2JAR.toString(); private static final String P2DUP = File.pathSeparator + P2DUPJAR.toString(); private static final String P3 = File.pathSeparator + P3JAR.toString(); private static final String XTEST_CP = Utils.TEST_CLASS_PATH + XTEST; private static final String P2_CP = Utils.TEST_CLASS_PATH + P2; private static final String P2DUP_CP = P2_CP + P2DUP; private static final String P3P2_CP = Utils.TEST_CLASS_PATH + P3 + P2; private static final String XTESTP2_CP = XTEST_CP + P2; private static final String P3XTEST_CP = Utils.TEST_CLASS_PATH + P3 + XTEST; private static final String P3XTESTP2_CP = P3XTEST_CP + P2; private static final String XMETA_CP = Utils.TEST_CLASS_PATH + XMETA; private static final String XMETAXTEST_CP = XMETA_CP + XTEST; private static final String XTESTXMETA_CP = XTEST_CP + XMETA; private static final String XTESTXMETAP2_CP = XTESTXMETA_CP + P2; @BeforeClass public void initialize() throws Exception { createProviderConfig(XTEST_CONFIG, "FooProvider1"); createProviderConfig(XMETA_CONFIG, "FooProvider42"); createJar(P2JAR, "FooProvider2", List.of("FooProvider2")); createJar(P3JAR, "FooProvider3", List.of("FooProvider3", "FooService")); Files.copy(P2JAR, P2DUPJAR, REPLACE_EXISTING); } @DataProvider public Object[][] testCases() { return new Object[][]{ // CLI options, Test, Runtime arguments // Success cases {List.of("-cp", XTESTP2_CP, "Basic")}, {List.of("-cp", XTEST_CP, "Load", "FooProvider1")}, {List.of("-cp", P2_CP, "Load", "FooProvider2")}, {List.of("-cp", P2DUP_CP, "Load", "FooProvider2")}, {List.of("-cp", P3P2_CP, "Load", "FooProvider3", "FooProvider2")}, {List.of("-cp", XTESTP2_CP, "Load", "FooProvider1", "FooProvider2")}, {List.of("-cp", P3XTEST_CP, "Load", "FooProvider3", "FooProvider1")}, {List.of("-cp", P3XTESTP2_CP, "Load", "FooProvider3", "FooProvider1", "FooProvider2")}, // Failures followed by successes {List.of("-cp", XTESTXMETA_CP, "Load", "FooProvider1", "fail")}, {List.of("-cp", XMETAXTEST_CP, "Load", "fail", "FooProvider1")}, {List.of("-cp", XTESTXMETAP2_CP, "Load", "FooProvider1", "fail", "FooProvider2")} }; } @DataProvider public Object[][] negativeTestCases() { return new Object[][]{ {"blah blah"}, {"9234"}, {"X!"}, {"BarProvider"}, {"FooProvider42"} }; } @Test(dataProvider = "testCases") public void testProvider(List args) throws Throwable { runJava(args); } @Test(dataProvider = "negativeTestCases") public void testBadProvider(String providerName) throws Throwable { Files.write(XMETA_CONFIG, providerName.getBytes()); runJava(List.of("-cp", XMETA_CP, "Load", "fail")); } private void runJava(List opts) throws Throwable { List cmds = new ArrayList<>(); cmds.add(JDKToolFinder.getJDKTool("java")); cmds.addAll(asList(Utils.getTestJavaOpts())); cmds.addAll(opts); ProcessTools.executeCommand(cmds.stream() .filter(t -> !t.isEmpty()) .toArray(String[]::new)) .shouldHaveExitValue(0); } private void createProviderConfig(Path config, String providerName) throws Exception { Files.createDirectories(config.getParent()); Files.write(config, providerName.getBytes(), CREATE); } private void createJar(Path jar, String provider, List files) throws Exception { Path xdir = Path.of(provider); createProviderConfig(xdir.resolve(METAINFO), provider); for (String f : files) { Path source = Path.of(Utils.TEST_CLASSES, f + ".class"); Path target = xdir.resolve(source.getFileName()); Files.copy(source, target, REPLACE_EXISTING); } JarUtils.createJarFile(jar, xdir); } }