1 /*
   2  * Copyright (c) 2015, 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.IOException;
  25 import java.io.PrintWriter;
  26 import java.io.StringWriter;
  27 import java.lang.module.ModuleDescriptor;
  28 import java.lang.reflect.Layer;
  29 import java.nio.file.Files;
  30 import java.nio.file.Path;
  31 import java.nio.file.Paths;
  32 import java.util.ArrayList;
  33 import java.util.Collections;
  34 import java.util.List;
  35 import java.util.spi.ToolProvider;
  36 import java.util.stream.Stream;
  37 
  38 import jdk.tools.jlink.plugin.Plugin;
  39 import jdk.tools.jlink.internal.PluginRepository;
  40 import tests.Helper;
  41 import tests.JImageGenerator;
  42 
  43 /*
  44  * @test
  45  * @summary Test image creation
  46  * @author Jean-Francois Denise
  47  * @library ../lib
  48  * @modules java.base/jdk.internal.jimage
  49  *          jdk.jdeps/com.sun.tools.classfile
  50  *          jdk.jlink/jdk.tools.jlink.internal
  51  *          jdk.jlink/jdk.tools.jimage
  52  *          jdk.compiler
  53  * @build tests.*
  54  * @run main/othervm -Xmx1g JLinkTest
  55  */
  56 public class JLinkTest {
  57     static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink")
  58         .orElseThrow(() ->
  59             new RuntimeException("jlink tool not found")
  60         );
  61 
  62     // number of built-in plugins from jdk.jlink module
  63     private static int getNumJlinkPlugins() {
  64         ModuleDescriptor desc = Plugin.class.getModule().getDescriptor();
  65         return desc.provides().stream()
  66                 .filter(p -> p.service().equals(Plugin.class.getName()))
  67                 .map(p -> p.providers().size())
  68                 .findAny()
  69                 .orElse(0);
  70     }
  71 
  72     private static boolean isOfJLinkModule(Plugin p) {
  73         return p.getClass().getModule() == Plugin.class.getModule();
  74     }
  75 
  76     public static void main(String[] args) throws Exception {
  77 
  78         Helper helper = Helper.newHelper();
  79         if (helper == null) {
  80             System.err.println("Test not run");
  81             return;
  82         }
  83         helper.generateDefaultModules();
  84         // expected num. of plugins from jdk.jlink module
  85         int expectedJLinkPlugins = getNumJlinkPlugins();
  86         int totalPlugins = 0;
  87         {
  88             // number of built-in plugins
  89             List<Plugin> builtInPlugins = new ArrayList<>();
  90             builtInPlugins.addAll(PluginRepository.getPlugins(Layer.boot()));
  91             totalPlugins = builtInPlugins.size();
  92             // actual num. of plugins loaded from jdk.jlink module
  93             int actualJLinkPlugins = 0;
  94             for (Plugin p : builtInPlugins) {
  95                 p.getState();
  96                 p.getType();
  97                 if (isOfJLinkModule(p)) {
  98                     actualJLinkPlugins++;
  99                 }
 100             }
 101             if (expectedJLinkPlugins != actualJLinkPlugins) {
 102                 throw new AssertionError("Actual plugins loaded from jdk.jlink: " +
 103                         actualJLinkPlugins + " which doesn't match expected number : " +
 104                         expectedJLinkPlugins);
 105             }
 106         }
 107 
 108         {
 109             String moduleName = "bug8134651";
 110             JImageGenerator.getJLinkTask()
 111                     .modulePath(helper.defaultModulePath())
 112                     .output(helper.createNewImageDir(moduleName))
 113                     .addMods("leaf1")
 114                     .call().assertSuccess();
 115             JImageGenerator.getJLinkTask()
 116                     .modulePath(helper.defaultModulePath())
 117                     .addMods("leaf1")
 118                     .option("--output")
 119                     .call().assertFailure("Error: no value given for --output");
 120             JImageGenerator.getJLinkTask()
 121                     .modulePath("")
 122                     .output(helper.createNewImageDir(moduleName))
 123                     .addMods("leaf1")
 124                     .call().assertFailure("Error: no value given for --module-path");
 125         }
 126 
 127         {
 128             String moduleName = "m"; // 8163382
 129             Path jmod = helper.generateDefaultJModule(moduleName).assertSuccess();
 130             JImageGenerator.getJLinkTask()
 131                     .modulePath(helper.defaultModulePath())
 132                     .output(helper.createNewImageDir(moduleName))
 133                     .addMods("m")
 134                     .call().assertSuccess();
 135             moduleName = "mod";
 136             jmod = helper.generateDefaultJModule(moduleName).assertSuccess();
 137             JImageGenerator.getJLinkTask()
 138                     .modulePath(helper.defaultModulePath())
 139                     .output(helper.createNewImageDir(moduleName))
 140                     .addMods("m")
 141                     .call().assertSuccess();
 142         }
 143 
 144         {
 145             String moduleName = "m_8165735"; // JDK-8165735
 146             helper.generateDefaultJModule(moduleName+"dependency").assertSuccess();
 147             Path jmod = helper.generateDefaultJModule(moduleName, moduleName+"dependency").assertSuccess();
 148             JImageGenerator.getJLinkTask()
 149                     .modulePath(helper.defaultModulePath())
 150                     .repeatedModulePath(".") // second --module-path overrides the first one
 151                     .output(helper.createNewImageDir(moduleName))
 152                     .addMods(moduleName)
 153                     // second --module-path does not have that module
 154                     .call().assertFailure("Error: Module m_8165735 not found");
 155 
 156             JImageGenerator.getJLinkTask()
 157                     .modulePath(".") // first --module-path overridden later
 158                     .repeatedModulePath(helper.defaultModulePath())
 159                     .output(helper.createNewImageDir(moduleName))
 160                     .addMods(moduleName)
 161                     // second --module-path has that module
 162                     .call().assertSuccess();
 163 
 164             JImageGenerator.getJLinkTask()
 165                     .modulePath(helper.defaultModulePath())
 166                     .output(helper.createNewImageDir(moduleName))
 167                     .limitMods(moduleName)
 168                     .repeatedLimitMods("java.base") // second --limit-modules overrides first
 169                     .addMods(moduleName)
 170                     .call().assertFailure("Error: Module m_8165735dependency not found, required by m_8165735");
 171 
 172             JImageGenerator.getJLinkTask()
 173                     .modulePath(helper.defaultModulePath())
 174                     .output(helper.createNewImageDir(moduleName))
 175                     .limitMods("java.base")
 176                     .repeatedLimitMods(moduleName) // second --limit-modules overrides first
 177                     .addMods(moduleName)
 178                     .call().assertSuccess();
 179         }
 180 
 181         {
 182             // Help
 183             StringWriter writer = new StringWriter();
 184             PrintWriter pw = new PrintWriter(writer);
 185             JLINK_TOOL.run(pw, pw, "--help");
 186             String output = writer.toString();
 187             if (output.split("\n").length < 10) {
 188                 System.err.println(output);
 189                 throw new AssertionError("Help");
 190             }
 191         }
 192 
 193         {
 194             // License files
 195             Path file = Paths.get("LICENSE");
 196             Files.createFile(file);
 197             String copied = "LICENSE";
 198             String[] arr = copied.split(",");
 199             String[] copyFiles = new String[2];
 200             copyFiles[0] = "--copy-files";
 201             copyFiles[1] = file.toAbsolutePath().toString();
 202             Path imageDir = helper.generateDefaultImage(copyFiles, "composite2").assertSuccess();
 203             helper.checkImage(imageDir, "composite2", null, null, arr);
 204         }
 205 
 206         {
 207             // List plugins
 208             StringWriter writer = new StringWriter();
 209             PrintWriter pw = new PrintWriter(writer);
 210 
 211             JLINK_TOOL.run(pw, pw, "--list-plugins");
 212             String output = writer.toString();
 213             long number = Stream.of(output.split("\\R"))
 214                     .filter((s) -> s.matches("Plugin Name:.*"))
 215                     .count();
 216             if (number != totalPlugins) {
 217                 System.err.println(output);
 218                 throw new AssertionError("Found: " + number + " expected " + totalPlugins);
 219             }
 220         }
 221 
 222         // filter out files and resources + Skip debug + compress
 223         {
 224             String[] userOptions = {"--compress", "2", "--strip-debug",
 225                 "--exclude-resources", "*.jcov, */META-INF/*", "--exclude-files",
 226                 "*" + Helper.getDebugSymbolsExtension()};
 227             String moduleName = "excludezipskipdebugcomposite2";
 228             helper.generateDefaultJModule(moduleName, "composite2");
 229             String[] res = {".jcov", "/META-INF/"};
 230             String[] files = {Helper.getDebugSymbolsExtension()};
 231             Path imageDir = helper.generateDefaultImage(userOptions, moduleName).assertSuccess();
 232             helper.checkImage(imageDir, moduleName, res, files);
 233         }
 234 
 235         // filter out + Skip debug + compress with filter + sort resources
 236         {
 237             String[] userOptions2 = {"--compress=2:compress-filter=^/java.base/*",
 238                 "--strip-debug", "--exclude-resources",
 239                 "*.jcov, */META-INF/*", "--order-resources",
 240                 "*/module-info.class,/sortcomposite2/*,*/javax/management/*"};
 241             String moduleName = "excludezipfilterskipdebugcomposite2";
 242             helper.generateDefaultJModule(moduleName, "composite2");
 243             String[] res = {".jcov", "/META-INF/"};
 244             Path imageDir = helper.generateDefaultImage(userOptions2, moduleName).assertSuccess();
 245             helper.checkImage(imageDir, moduleName, res, null);
 246         }
 247 
 248         // default compress
 249         {
 250             testCompress(helper, "compresscmdcomposite2", "--compress", "2");
 251         }
 252 
 253         {
 254             testCompress(helper, "compressfiltercmdcomposite2",
 255                     "--compress=2:filter=^/java.base/java/lang/*");
 256         }
 257 
 258         // compress 0
 259         {
 260             testCompress(helper, "compress0filtercmdcomposite2",
 261                     "--compress=0:filter=^/java.base/java/lang/*");
 262         }
 263 
 264         // compress 1
 265         {
 266             testCompress(helper, "compress1filtercmdcomposite2",
 267                     "--compress=1:filter=^/java.base/java/lang/*");
 268         }
 269 
 270         // compress 2
 271         {
 272             testCompress(helper, "compress2filtercmdcomposite2",
 273                     "--compress=2:filter=^/java.base/java/lang/*");
 274         }
 275 
 276         // invalid compress level
 277         {
 278             String[] userOptions = {"--compress", "invalid"};
 279             String moduleName = "invalidCompressLevel";
 280             helper.generateDefaultJModule(moduleName, "composite2");
 281             helper.generateDefaultImage(userOptions, moduleName).assertFailure("Error: Invalid compression level invalid");
 282         }
 283 
 284         // orphan argument - JDK-8166810
 285         {
 286             String[] userOptions = {"--compress", "2", "foo" };
 287             String moduleName = "orphanarg1";
 288             helper.generateDefaultJModule(moduleName, "composite2");
 289             helper.generateDefaultImage(userOptions, moduleName).assertFailure("Error: orphan argument: foo");
 290         }
 291 
 292         // orphan argument - JDK-8166810
 293         {
 294             String[] userOptions = {"--output", "foo", "bar" };
 295             String moduleName = "orphanarg2";
 296             helper.generateDefaultJModule(moduleName, "composite2");
 297             helper.generateDefaultImage(userOptions, moduleName).assertFailure("Error: orphan argument: bar");
 298         }
 299     }
 300 
 301     private static void testCompress(Helper helper, String moduleName, String... userOptions) throws IOException {
 302         helper.generateDefaultJModule(moduleName, "composite2");
 303         Path imageDir = helper.generateDefaultImage(userOptions, moduleName).assertSuccess();
 304         helper.checkImage(imageDir, moduleName, null, null);
 305     }
 306 }