1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.io.File; 25 import java.io.FileReader; 26 import java.io.IOException; 27 import java.nio.file.Path; 28 import java.nio.file.Paths; 29 import java.util.List; 30 import java.util.Properties; 31 import java.util.spi.ToolProvider; 32 import java.util.stream.Collectors; 33 import java.util.stream.Stream; 34 35 import tests.Helper; 36 import tests.JImageGenerator; 37 import tests.JImageGenerator.JLinkTask; 38 39 /* 40 * @test 41 * @ignore 42 * @bug 8168925 43 * @summary MODULES property should be topologically ordered and space-separated list 44 * @library ../lib 45 * @modules java.base/jdk.internal.jimage 46 * jdk.jdeps/com.sun.tools.classfile 47 * jdk.jlink/jdk.tools.jlink.internal 48 * jdk.jlink/jdk.tools.jmod 49 * jdk.jlink/jdk.tools.jimage 50 * jdk.compiler 51 * jdk.scripting.nashorn 52 * jdk.scripting.nashorn.shell 53 * 54 * @build tests.* 55 * @run main ModuleNamesOrderTest 56 */ 57 public class ModuleNamesOrderTest { 58 static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink") 59 .orElseThrow(() -> 60 new RuntimeException("jlink tool not found") 61 ); 62 63 public static void main(String[] args) throws Exception { 64 Helper helper = Helper.newHelper(); 65 if (helper == null) { 66 System.err.println("Test not run"); 67 return; 68 } 69 70 testDependences(helper); 71 testModulesOrder(helper); 72 } 73 74 private static List<String> modulesProperty(Path outputDir, String modulePath, String... roots) 75 throws IOException 76 { 77 JLinkTask jlinkTask = JImageGenerator.getJLinkTask() 78 .modulePath(modulePath) 79 .output(outputDir); 80 Stream.of(roots).forEach(jlinkTask::addMods); 81 jlinkTask.call().assertSuccess(); 82 83 File release = new File(outputDir.toString(), "release"); 84 if (!release.exists()) { 85 throw new AssertionError("release not generated"); 86 } 87 88 Properties props = new Properties(); 89 try (FileReader reader = new FileReader(release)) { 90 props.load(reader); 91 } 92 93 String modules = props.getProperty("MODULES"); 94 if (!modules.startsWith("\"java.base ")) { 95 throw new AssertionError("MODULES should start with 'java.base'"); 96 } 97 if (modules.charAt(0) != '"' || modules.charAt(modules.length()-1) != '"') { 98 throw new AssertionError("MODULES value should be double quoted"); 99 } 100 101 return Stream.of(modules.substring(1, modules.length()-1).split("\\s+")) 102 .collect(Collectors.toList()); 103 } 104 105 private static void testDependences(Helper helper) throws IOException { 106 Path outputDir = helper.createNewImageDir("test"); 107 List<String> modules = modulesProperty(outputDir, helper.defaultModulePath(), 108 "jdk.scripting.nashorn"); 109 String last = modules.get(modules.size()-1); 110 if (!last.equals("jdk.scripting.nashorn")) { 111 throw new AssertionError("Unexpected MODULES value: " + modules); 112 } 113 114 checkDependency(modules, "java.logging", "java.base"); 115 checkDependency(modules, "jdk.dynalink", "java.logging"); 116 checkDependency(modules, "java.scripting", "java.base"); 117 checkDependency(modules, "jdk.scripting.nashorn", "java.logging"); 118 checkDependency(modules, "jdk.scripting.nashorn", "jdk.dynalink"); 119 checkDependency(modules, "jdk.scripting.nashorn", "java.scripting"); 120 } 121 122 /* 123 * Verify the MODULES list must be the same for the same module graph 124 */ 125 private static void testModulesOrder(Helper helper) throws IOException { 126 Path image1 = helper.createNewImageDir("test1"); 127 List<String> modules1 = modulesProperty(image1, helper.defaultModulePath(), 128 "jdk.scripting.nashorn", "jdk.scripting.nashorn.shell"); 129 Path image2 = helper.createNewImageDir("test2"); 130 List<String> modules2 = modulesProperty(image2, helper.defaultModulePath(), 131 "jdk.scripting.nashorn.shell", "jdk.scripting.nashorn"); 132 if (!modules1.equals(modules2)) { 133 throw new AssertionError("MODULES should be a stable order: " + 134 modules1 + " vs " + modules2); 135 } 136 } 137 138 private static void checkDependency(List<String> modules, String fromMod, String toMod) { 139 int fromModIdx = modules.indexOf(fromMod); 140 if (fromModIdx == -1) { 141 throw new AssertionError(fromMod + " is missing in MODULES"); 142 } 143 int toModIdx = modules.indexOf(toMod); 144 if (toModIdx == -1) { 145 throw new AssertionError(toMod + " is missing in MODULES"); 146 } 147 148 if (toModIdx > fromModIdx) { 149 throw new AssertionError("in MODULES, " + fromMod + " should appear after " + toMod); 150 } 151 } 152 }