1 /* 2 * Copyright (c) 2014, 2017, 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 /test/lib 27 * @modules jdk.compiler 28 * jdk.jartool 29 * jdk.jlink 30 * @build BasicTest jdk.test.lib.compiler.CompilerUtils 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 import java.util.spi.ToolProvider; 40 41 import jdk.test.lib.compiler.CompilerUtils; 42 import jdk.test.lib.process.ProcessTools; 43 44 import org.testng.annotations.BeforeTest; 45 import org.testng.annotations.Test; 46 import static org.testng.Assert.*; 47 48 49 @Test 50 public class BasicTest { 51 private static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar") 52 .orElseThrow(() -> 53 new RuntimeException("jar tool not found") 54 ); 55 private static final ToolProvider JMOD_TOOL = ToolProvider.findFirst("jmod") 56 .orElseThrow(() -> 57 new RuntimeException("jmod tool not found") 58 ); 59 60 private static final Path USER_DIR = Paths.get(System.getProperty("user.dir")); 61 62 private static final String TEST_SRC = System.getProperty("test.src"); 63 64 private static final Path SRC_DIR = Paths.get(TEST_SRC, "src"); 65 private static final Path MODS_DIR = Paths.get("mods"); 66 67 // the module name of the test module 68 private static final String TEST_MODULE = "test"; 69 70 // the module main class 71 private static final String MAIN_CLASS = "jdk.test.Main"; 72 73 74 @BeforeTest 75 public void compileTestModule() throws Exception { 76 77 // javac -d mods/$TESTMODULE src/$TESTMODULE/** 78 boolean compiled 79 = CompilerUtils.compile(SRC_DIR.resolve(TEST_MODULE), 80 MODS_DIR.resolve(TEST_MODULE)); 81 82 assertTrue(compiled, "test module did not compile"); 83 } 84 85 /** 86 * Execute "java" with the given arguments, returning the exit code. 87 */ 88 private int exec(String... args) throws Exception { 89 return ProcessTools.executeTestJava(args) 90 .outputTo(System.out) 91 .errorTo(System.out) 92 .getExitValue(); 93 } 94 95 96 /** 97 * The initial module is loaded from an exploded module 98 */ 99 public void testRunWithExplodedModule() throws Exception { 100 String dir = MODS_DIR.toString(); 101 String subdir = MODS_DIR.resolve(TEST_MODULE).toString(); 102 String mid = TEST_MODULE + "/" + MAIN_CLASS; 103 104 // java --module-path mods -module $TESTMODULE/$MAINCLASS 105 int exitValue = exec("--module-path", dir, "--module", mid); 106 assertTrue(exitValue == 0); 107 108 // java --module-path mods/$TESTMODULE --module $TESTMODULE/$MAINCLASS 109 exitValue = exec("--module-path", subdir, "--module", mid); 110 assertTrue(exitValue == 0); 111 112 // java --module-path=mods --module=$TESTMODULE/$MAINCLASS 113 exitValue = exec("--module-path=" + dir, "--module=" + mid); 114 assertTrue(exitValue == 0); 115 116 // java --module-path=mods/$TESTMODULE --module=$TESTMODULE/$MAINCLASS 117 exitValue = exec("--module-path=" + subdir, "--module=" + mid); 118 assertTrue(exitValue == 0); 119 120 // java -p mods -m $TESTMODULE/$MAINCLASS 121 exitValue = exec("-p", dir, "-m", mid); 122 assertTrue(exitValue == 0); 123 124 // java -p mods/$TESTMODULE -m $TESTMODULE/$MAINCLASS 125 exitValue = exec("-p", subdir, "-m", mid); 126 assertTrue(exitValue == 0); 127 } 128 129 130 /** 131 * The initial module is loaded from a modular JAR file 132 */ 133 public void testRunWithModularJar() throws Exception { 134 Path dir = Files.createTempDirectory(USER_DIR, "mlib"); 135 Path jar = dir.resolve("m.jar"); 136 137 // jar --create ... 138 String classes = MODS_DIR.resolve(TEST_MODULE).toString(); 139 String[] args = { 140 "--create", 141 "--file=" + jar, 142 "--main-class=" + MAIN_CLASS, 143 "-C", classes, "." 144 }; 145 int rc = JAR_TOOL.run(System.out, System.out, args); 146 assertTrue(rc == 0); 147 148 // java --module-path mlib -module $TESTMODULE 149 int exitValue = exec("--module-path", dir.toString(), 150 "--module", TEST_MODULE); 151 assertTrue(exitValue == 0); 152 153 // java --module-path mlib/m.jar -module $TESTMODULE 154 exitValue = exec("--module-path", jar.toString(), 155 "--module", TEST_MODULE); 156 assertTrue(exitValue == 0); 157 } 158 159 160 /** 161 * Attempt to run with the initial module packaged as a JMOD file. 162 */ 163 public void testTryRunWithJMod() throws Exception { 164 Path dir = Files.createTempDirectory(USER_DIR, "mlib"); 165 166 // jmod create ... 167 String cp = MODS_DIR.resolve(TEST_MODULE).toString(); 168 String jmod = dir.resolve("m.jmod").toString(); 169 String[] args = { 170 "create", 171 "--class-path", cp, 172 "--main-class", MAIN_CLASS, 173 jmod 174 }; 175 176 assertEquals(JMOD_TOOL.run(System.out, System.out, args), 0); 177 178 // java --module-path mods --module $TESTMODULE 179 int exitValue = exec("--module-path", dir.toString(), 180 "--module", TEST_MODULE); 181 assertTrue(exitValue != 0); 182 } 183 184 185 /** 186 * Run the test with a non-existent file on the application module path. 187 * It should be silently ignored. 188 */ 189 public void testRunWithNonExistentEntry() throws Exception { 190 String mp = "DoesNotExist" + File.pathSeparator + MODS_DIR.toString(); 191 String mid = TEST_MODULE + "/" + MAIN_CLASS; 192 193 // java --module-path mods --module $TESTMODULE/$MAINCLASS 194 int exitValue = exec("--module-path", mp, "--module", mid); 195 assertTrue(exitValue == 0); 196 } 197 198 199 /** 200 * Attempt to run an unknown initial module 201 */ 202 public void testTryRunWithBadModule() throws Exception { 203 String modulepath = MODS_DIR.toString(); 204 205 // java --module-path mods -m $TESTMODULE 206 int exitValue = exec("--module-path", modulepath, "-m", "rhubarb"); 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 --module-path mods -m $TESTMODULE/$MAINCLASS 220 int exitValue = exec("--module-path", modulepath, "-m", mid); 221 assertTrue(exitValue != 0); 222 } 223 224 225 /** 226 * Attempt to run with -m specifying a modular JAR that does not have 227 * a MainClass attribute 228 */ 229 public void testTryRunWithMissingMainClass() throws Exception { 230 Path dir = Files.createTempDirectory(USER_DIR, "mlib"); 231 232 // jar --create ... 233 String classes = MODS_DIR.resolve(TEST_MODULE).toString(); 234 String jar = dir.resolve("m.jar").toString(); 235 String[] args = { 236 "--create", 237 "--file=" + jar, 238 "-C", classes, "." 239 }; 240 int rc = JAR_TOOL.run(System.out, System.out, args); 241 assertTrue(rc == 0); 242 243 // java --module-path mods -m $TESTMODULE 244 int exitValue = exec("--module-path", dir.toString(), "-m", TEST_MODULE); 245 assertTrue(exitValue != 0); 246 } 247 248 249 /** 250 * Attempt to run with -m specifying a main class that is a different 251 * module to that specified to -m 252 */ 253 public void testTryRunWithMainClassInWrongModule() throws Exception { 254 String modulepath = MODS_DIR.toString(); 255 String mid = "java.base/" + MAIN_CLASS; 256 257 // java --module-path mods --module $TESTMODULE/$MAINCLASS 258 int exitValue = exec("--module-path", modulepath, "--module", mid); 259 assertTrue(exitValue != 0); 260 } 261 262 }