1 /*
   2  * Copyright (c) 2014, 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 /**
  25  * @test
  26  * @library /lib/testlibrary
  27  * @modules jdk.jartool/sun.tools.jar
  28  *          jdk.jlink/jdk.tools.jmod
  29  *          jdk.compiler
  30  * @build BasicTest CompilerUtils jdk.testlibrary.*
  31  * @run testng BasicTest
  32  * @summary Basic test of starting an application as a module
  33  */
  34 
  35 import java.io.File;
  36 import java.nio.file.Files;
  37 import java.nio.file.Path;
  38 import java.nio.file.Paths;
  39 
  40 import static jdk.testlibrary.ProcessTools.*;
  41 
  42 import org.testng.annotations.BeforeTest;
  43 import org.testng.annotations.Test;
  44 import static org.testng.Assert.*;
  45 
  46 
  47 @Test
  48 public class BasicTest {
  49 
  50     private static final Path USER_DIR = Paths.get(System.getProperty("user.dir"));
  51 
  52     private static final String TEST_SRC = System.getProperty("test.src");
  53 
  54     private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
  55     private static final Path MODS_DIR = Paths.get("mods");
  56 
  57     // the module name of the test module
  58     private static final String TEST_MODULE = "test";
  59 
  60     // the module main class
  61     private static final String MAIN_CLASS = "jdk.test.Main";
  62 
  63 
  64     @BeforeTest
  65     public void compileTestModule() throws Exception {
  66 
  67         // javac -d mods/$TESTMODULE src/$TESTMODULE/**
  68         boolean compiled
  69             = CompilerUtils.compile(SRC_DIR.resolve(TEST_MODULE),
  70                                     MODS_DIR.resolve(TEST_MODULE));
  71 
  72         assertTrue(compiled, "test module did not compile");
  73     }
  74 
  75 
  76     /**
  77      * The initial module is loaded from an exploded module
  78      */
  79     public void testRunWithExplodedModule() throws Exception {
  80         String dir = MODS_DIR.toString();
  81         String subdir = MODS_DIR.resolve(TEST_MODULE).toString();
  82         String mid = TEST_MODULE + "/" + MAIN_CLASS;
  83 
  84         // java -mp mods -m $TESTMODULE/$MAINCLASS
  85         int exitValue
  86             = executeTestJava("-mp", dir, "-m", mid)
  87                 .outputTo(System.out)
  88                 .errorTo(System.out)
  89                 .getExitValue();
  90         assertTrue(exitValue == 0);
  91 
  92         // java -mp mods/$TESTMODULE -m $TESTMODULE/$MAINCLASS
  93         exitValue
  94             = executeTestJava("-mp", subdir, "-m", mid)
  95                 .outputTo(System.out)
  96                 .errorTo(System.out)
  97                 .getExitValue();
  98         assertTrue(exitValue == 0);
  99     }
 100 
 101 
 102     /**
 103      * The initial module is loaded from a modular JAR file
 104      */
 105     public void testRunWithModularJar() throws Exception {
 106         Path dir = Files.createTempDirectory(USER_DIR, "mlib");
 107         Path jar = dir.resolve("m.jar");
 108 
 109         // jar --create ...
 110         String classes = MODS_DIR.resolve(TEST_MODULE).toString();
 111         String[] args = {
 112             "--create",
 113             "--file=" + jar,
 114             "--main-class=" + MAIN_CLASS,
 115             "-C", classes, "."
 116         };
 117         boolean success
 118             = new sun.tools.jar.Main(System.out, System.out, "jar")
 119                 .run(args);
 120         assertTrue(success);
 121 
 122         // java -mp mlib -m $TESTMODULE
 123         int exitValue
 124             = executeTestJava("-mp", dir.toString(),
 125                               "-m", TEST_MODULE)
 126                 .outputTo(System.out)
 127                 .errorTo(System.out)
 128                 .getExitValue();
 129         assertTrue(exitValue == 0);
 130 
 131         // java -mp mlib/m.jar -m $TESTMODULE
 132         exitValue
 133             = executeTestJava("-mp", jar.toString(),
 134                               "-m", TEST_MODULE)
 135                 .outputTo(System.out)
 136                 .errorTo(System.out)
 137                 .getExitValue();
 138         assertTrue(exitValue == 0);
 139     }
 140 
 141 
 142     /**
 143      * Attempt to run with the initial module packaged as a JMOD file.
 144      */
 145     public void testTryRunWithJMod() throws Exception {
 146         Path dir = Files.createTempDirectory(USER_DIR, "mlib");
 147 
 148         // jmod create ...
 149         String cp = MODS_DIR.resolve(TEST_MODULE).toString();
 150         String jmod = dir.resolve("m.jmod").toString();
 151         String[] args = {
 152             "create",
 153             "--class-path", cp,
 154             "--main-class", MAIN_CLASS,
 155             jmod
 156         };
 157         jdk.tools.jmod.JmodTask task = new jdk.tools.jmod.JmodTask();
 158         assertEquals(task.run(args), 0);
 159 
 160         // java -mp mods -m $TESTMODULE
 161         int exitValue
 162             = executeTestJava("-mp", dir.toString(),
 163                 "-m", TEST_MODULE)
 164                 .outputTo(System.out)
 165                 .errorTo(System.out)
 166                 .getExitValue();
 167 
 168         assertTrue(exitValue != 0);
 169     }
 170 
 171 
 172     /**
 173      * Run the test with a non-existent file on the application module path.
 174      * It should be silently ignored.
 175      */
 176     public void testRunWithNonExistentEntry() throws Exception {
 177         String mp = "DoesNotExist" + File.pathSeparator + MODS_DIR.toString();
 178         String mid = TEST_MODULE + "/" + MAIN_CLASS;
 179 
 180         // java -mp mods -m $TESTMODULE/$MAINCLASS
 181         int exitValue
 182             = executeTestJava("-mp", mp,
 183                               "-m", mid)
 184                 .outputTo(System.out)
 185                 .errorTo(System.out)
 186                 .getExitValue();
 187 
 188         assertTrue(exitValue == 0);
 189     }
 190 
 191 
 192     /**
 193      * Attempt to run an unknown initial module
 194      */
 195     public void testTryRunWithBadModule() throws Exception {
 196         String modulepath = MODS_DIR.toString();
 197 
 198         // java -mp mods -m $TESTMODULE
 199         int exitValue
 200             = executeTestJava("-mp", modulepath,
 201                               "-m", "rhubarb")
 202                 .outputTo(System.out)
 203                 .errorTo(System.out)
 204                 .shouldContain("not found")
 205                 .getExitValue();
 206 
 207         assertTrue(exitValue != 0);
 208     }
 209 
 210 
 211     /**
 212      * Attempt to run with -m specifying a main class that does not
 213      * exist.
 214      */
 215     public void testTryRunWithBadMainClass() throws Exception {
 216         String modulepath = MODS_DIR.toString();
 217         String mid = TEST_MODULE + "/p.rhubarb";
 218 
 219         // java -mp mods -m $TESTMODULE/$MAINCLASS
 220         int exitValue
 221             = executeTestJava("-mp", modulepath,
 222                               "-m", mid)
 223                 .outputTo(System.out)
 224                 .errorTo(System.out)
 225                 .getExitValue();
 226 
 227         assertTrue(exitValue != 0);
 228     }
 229 
 230 
 231     /**
 232      * Attempt to run with -m specifying a modular JAR that does not have
 233      * a MainClass attribute
 234      */
 235     public void testTryRunWithMissingMainClass() throws Exception {
 236         Path dir = Files.createTempDirectory(USER_DIR, "mlib");
 237 
 238         // jar --create ...
 239         String classes = MODS_DIR.resolve(TEST_MODULE).toString();
 240         String jar = dir.resolve("m.jar").toString();
 241         String[] args = {
 242             "--create",
 243             "--file=" + jar,
 244             "-C", classes, "."
 245         };
 246         boolean success
 247             = new sun.tools.jar.Main(System.out, System.out, "jar")
 248                 .run(args);
 249         assertTrue(success);
 250 
 251         // java -mp mods -m $TESTMODULE
 252         int exitValue
 253             = executeTestJava("-mp", dir.toString(),
 254                               "-m", TEST_MODULE)
 255                 .outputTo(System.out)
 256                 .errorTo(System.out)
 257                 .shouldContain("does not have a MainClass attribute")
 258                 .getExitValue();
 259 
 260         assertTrue(exitValue != 0);
 261     }
 262 
 263 
 264     /**
 265      * Attempt to run with -m specifying a main class that is a different
 266      * module to that specified to -m
 267      */
 268     public void testTryRunWithMainClassInWrongModule() throws Exception {
 269         String modulepath = MODS_DIR.toString();
 270         String mid = "java.base/" + MAIN_CLASS;
 271 
 272         // java -mp mods -m $TESTMODULE/$MAINCLASS
 273         int exitValue
 274             = executeTestJava("-mp", modulepath,
 275                               "-m", mid)
 276                 .outputTo(System.out)
 277                 .errorTo(System.out)
 278                 .getExitValue();
 279 
 280         assertTrue(exitValue != 0);
 281     }
 282 
 283 }