test/jdk/tools/launcher/modules/basic/BasicTest.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2014, 2017, 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
  * @library /lib/testlibrary /test/lib
  * @modules jdk.compiler
  *          jdk.jartool
  *          jdk.jlink
  * @build BasicTest jdk.test.lib.compiler.CompilerUtils jdk.testlibrary.*
  * @run testng BasicTest
  * @summary Basic test of starting an application as a module
  */

 import java.io.File;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.spi.ToolProvider;

 import jdk.test.lib.compiler.CompilerUtils;
 import jdk.testlibrary.ProcessTools;

 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 import static org.testng.Assert.*;


 @Test
 public class BasicTest {
     private static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar")
         .orElseThrow(() ->
             new RuntimeException("jar tool not found")
         );
     private static final ToolProvider JMOD_TOOL = ToolProvider.findFirst("jmod")
         .orElseThrow(() ->
             new RuntimeException("jmod tool not found")
         );

     private static final Path USER_DIR = Paths.get(System.getProperty("user.dir"));

     private static final String TEST_SRC = System.getProperty("test.src");

     private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
     private static final Path MODS_DIR = Paths.get("mods");

     // the module name of the test module
     private static final String TEST_MODULE = "test";

     // the module main class
     private static final String MAIN_CLASS = "jdk.test.Main";


     @BeforeTest
     public void compileTestModule() throws Exception {

         // javac -d mods/$TESTMODULE src/$TESTMODULE/**
         boolean compiled
             = CompilerUtils.compile(SRC_DIR.resolve(TEST_MODULE),
                                     MODS_DIR.resolve(TEST_MODULE));

         assertTrue(compiled, "test module did not compile");
     }

     /**
      * Execute "java" with the given arguments, returning the exit code.
      */
     private int exec(String... args) throws Exception {
        return ProcessTools.executeTestJava(args)
                 .outputTo(System.out)
                 .errorTo(System.out)
                 .getExitValue();
     }


     /**
      * The initial module is loaded from an exploded module
      */
     public void testRunWithExplodedModule() throws Exception {
         String dir = MODS_DIR.toString();
         String subdir = MODS_DIR.resolve(TEST_MODULE).toString();
         String mid = TEST_MODULE + "/" + MAIN_CLASS;

         // java --module-path mods -module $TESTMODULE/$MAINCLASS
         int exitValue = exec("--module-path", dir, "--module", mid);
         assertTrue(exitValue == 0);

         // java --module-path mods/$TESTMODULE --module $TESTMODULE/$MAINCLASS
         exitValue = exec("--module-path", subdir, "--module", mid);
         assertTrue(exitValue == 0);

         // java --module-path=mods --module=$TESTMODULE/$MAINCLASS
         exitValue = exec("--module-path=" + dir, "--module=" + mid);
         assertTrue(exitValue == 0);

         // java --module-path=mods/$TESTMODULE --module=$TESTMODULE/$MAINCLASS
         exitValue = exec("--module-path=" + subdir, "--module=" + mid);
         assertTrue(exitValue == 0);

         // java -p mods -m $TESTMODULE/$MAINCLASS
         exitValue = exec("-p", dir, "-m", mid);
         assertTrue(exitValue == 0);

         // java -p mods/$TESTMODULE -m $TESTMODULE/$MAINCLASS
         exitValue = exec("-p", subdir, "-m", mid);
         assertTrue(exitValue == 0);
     }


     /**
      * The initial module is loaded from a modular JAR file
      */
     public void testRunWithModularJar() throws Exception {
         Path dir = Files.createTempDirectory(USER_DIR, "mlib");
         Path jar = dir.resolve("m.jar");

         // jar --create ...
         String classes = MODS_DIR.resolve(TEST_MODULE).toString();
         String[] args = {
             "--create",
             "--file=" + jar,
             "--main-class=" + MAIN_CLASS,
             "-C", classes, "."
         };
         int rc = JAR_TOOL.run(System.out, System.out, args);
         assertTrue(rc == 0);

         // java --module-path mlib -module $TESTMODULE
         int exitValue = exec("--module-path", dir.toString(),
                              "--module", TEST_MODULE);
         assertTrue(exitValue == 0);

         // java --module-path mlib/m.jar -module $TESTMODULE
         exitValue = exec("--module-path", jar.toString(),
                          "--module", TEST_MODULE);
         assertTrue(exitValue == 0);
     }


     /**
      * Attempt to run with the initial module packaged as a JMOD file.
      */
     public void testTryRunWithJMod() throws Exception {
         Path dir = Files.createTempDirectory(USER_DIR, "mlib");

         // jmod create ...
         String cp = MODS_DIR.resolve(TEST_MODULE).toString();
         String jmod = dir.resolve("m.jmod").toString();
         String[] args = {
             "create",
             "--class-path", cp,
             "--main-class", MAIN_CLASS,
             jmod
         };

         assertEquals(JMOD_TOOL.run(System.out, System.out, args), 0);

         // java --module-path mods --module $TESTMODULE
         int exitValue = exec("--module-path", dir.toString(),
                              "--module", TEST_MODULE);
         assertTrue(exitValue != 0);
     }


     /**
      * Run the test with a non-existent file on the application module path.
      * It should be silently ignored.
      */
     public void testRunWithNonExistentEntry() throws Exception {
         String mp = "DoesNotExist" + File.pathSeparator + MODS_DIR.toString();
         String mid = TEST_MODULE + "/" + MAIN_CLASS;

         // java --module-path mods --module $TESTMODULE/$MAINCLASS
         int exitValue = exec("--module-path", mp, "--module", mid);
         assertTrue(exitValue == 0);
     }


     /**
      * Attempt to run an unknown initial module
      */
     public void testTryRunWithBadModule() throws Exception {
         String modulepath = MODS_DIR.toString();

         // java --module-path mods -m $TESTMODULE
         int exitValue = exec("--module-path", modulepath, "-m", "rhubarb");
         assertTrue(exitValue != 0);
     }


     /**
      * Attempt to run with -m specifying a main class that does not
      * exist.
      */
     public void testTryRunWithBadMainClass() throws Exception {
         String modulepath = MODS_DIR.toString();
         String mid = TEST_MODULE + "/p.rhubarb";

         // java --module-path mods -m $TESTMODULE/$MAINCLASS
         int exitValue = exec("--module-path", modulepath, "-m", mid);
         assertTrue(exitValue != 0);
     }


     /**
      * Attempt to run with -m specifying a modular JAR that does not have
      * a MainClass attribute
      */
     public void testTryRunWithMissingMainClass() throws Exception {
         Path dir = Files.createTempDirectory(USER_DIR, "mlib");

         // jar --create ...
         String classes = MODS_DIR.resolve(TEST_MODULE).toString();
         String jar = dir.resolve("m.jar").toString();
         String[] args = {
             "--create",
             "--file=" + jar,
             "-C", classes, "."
         };
         int rc = JAR_TOOL.run(System.out, System.out, args);
         assertTrue(rc == 0);

         // java --module-path mods -m $TESTMODULE
         int exitValue = exec("--module-path", dir.toString(), "-m", TEST_MODULE);
         assertTrue(exitValue != 0);
     }


     /**
      * Attempt to run with -m specifying a main class that is a different
      * module to that specified to -m
      */
     public void testTryRunWithMainClassInWrongModule() throws Exception {
         String modulepath = MODS_DIR.toString();
         String mid = "java.base/" + MAIN_CLASS;

         // java --module-path mods --module $TESTMODULE/$MAINCLASS
         int exitValue = exec("--module-path", modulepath, "--module", mid);
         assertTrue(exitValue != 0);
     }

 }
	/*
	* Copyright (c) 2014, 2017, 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
	* @library /lib/testlibrary /test/lib
	* @modules jdk.compiler
	* jdk.jartool
	* jdk.jlink
	* @build BasicTest jdk.test.lib.compiler.CompilerUtils jdk.testlibrary.*
	* @run testng BasicTest
	* @summary Basic test of starting an application as a module
	*/

	import java.io.File;
	import java.nio.file.Files;
	import java.nio.file.Path;
	import java.nio.file.Paths;
	import java.util.spi.ToolProvider;

	import jdk.test.lib.compiler.CompilerUtils;
	import jdk.testlibrary.ProcessTools;

	import org.testng.annotations.BeforeTest;
	import org.testng.annotations.Test;
	import static org.testng.Assert.*;


	@Test
	public class BasicTest {
	private static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar")
	.orElseThrow(() ->
	new RuntimeException("jar tool not found")
	);
	private static final ToolProvider JMOD_TOOL = ToolProvider.findFirst("jmod")
	.orElseThrow(() ->
	new RuntimeException("jmod tool not found")
	);

	private static final Path USER_DIR = Paths.get(System.getProperty("user.dir"));

	private static final String TEST_SRC = System.getProperty("test.src");

	private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
	private static final Path MODS_DIR = Paths.get("mods");

	// the module name of the test module
	private static final String TEST_MODULE = "test";

	// the module main class
	private static final String MAIN_CLASS = "jdk.test.Main";


	@BeforeTest
	public void compileTestModule() throws Exception {

	// javac -d mods/$TESTMODULE src/$TESTMODULE/**
	boolean compiled
	= CompilerUtils.compile(SRC_DIR.resolve(TEST_MODULE),
	MODS_DIR.resolve(TEST_MODULE));

	assertTrue(compiled, "test module did not compile");
	}

	/**
	* Execute "java" with the given arguments, returning the exit code.
	*/
	private int exec(String... args) throws Exception {
	return ProcessTools.executeTestJava(args)
	.outputTo(System.out)
	.errorTo(System.out)
	.getExitValue();
	}


	/**
	* The initial module is loaded from an exploded module
	*/
	public void testRunWithExplodedModule() throws Exception {
	String dir = MODS_DIR.toString();
	String subdir = MODS_DIR.resolve(TEST_MODULE).toString();
	String mid = TEST_MODULE + "/" + MAIN_CLASS;

	// java --module-path mods -module $TESTMODULE/$MAINCLASS
	int exitValue = exec("--module-path", dir, "--module", mid);
	assertTrue(exitValue == 0);

	// java --module-path mods/$TESTMODULE --module $TESTMODULE/$MAINCLASS
	exitValue = exec("--module-path", subdir, "--module", mid);
	assertTrue(exitValue == 0);

	// java --module-path=mods --module=$TESTMODULE/$MAINCLASS
	exitValue = exec("--module-path=" + dir, "--module=" + mid);
	assertTrue(exitValue == 0);

	// java --module-path=mods/$TESTMODULE --module=$TESTMODULE/$MAINCLASS
	exitValue = exec("--module-path=" + subdir, "--module=" + mid);
	assertTrue(exitValue == 0);

	// java -p mods -m $TESTMODULE/$MAINCLASS
	exitValue = exec("-p", dir, "-m", mid);
	assertTrue(exitValue == 0);

	// java -p mods/$TESTMODULE -m $TESTMODULE/$MAINCLASS
	exitValue = exec("-p", subdir, "-m", mid);
	assertTrue(exitValue == 0);
	}


	/**
	* The initial module is loaded from a modular JAR file
	*/
	public void testRunWithModularJar() throws Exception {
	Path dir = Files.createTempDirectory(USER_DIR, "mlib");
	Path jar = dir.resolve("m.jar");

	// jar --create ...
	String classes = MODS_DIR.resolve(TEST_MODULE).toString();
	String[] args = {
	"--create",
	"--file=" + jar,
	"--main-class=" + MAIN_CLASS,
	"-C", classes, "."
	};
	int rc = JAR_TOOL.run(System.out, System.out, args);
	assertTrue(rc == 0);

	// java --module-path mlib -module $TESTMODULE
	int exitValue = exec("--module-path", dir.toString(),
	"--module", TEST_MODULE);
	assertTrue(exitValue == 0);

	// java --module-path mlib/m.jar -module $TESTMODULE
	exitValue = exec("--module-path", jar.toString(),
	"--module", TEST_MODULE);
	assertTrue(exitValue == 0);
	}


	/**
	* Attempt to run with the initial module packaged as a JMOD file.
	*/
	public void testTryRunWithJMod() throws Exception {
	Path dir = Files.createTempDirectory(USER_DIR, "mlib");

	// jmod create ...
	String cp = MODS_DIR.resolve(TEST_MODULE).toString();
	String jmod = dir.resolve("m.jmod").toString();
	String[] args = {
	"create",
	"--class-path", cp,
	"--main-class", MAIN_CLASS,
	jmod
	};

	assertEquals(JMOD_TOOL.run(System.out, System.out, args), 0);

	// java --module-path mods --module $TESTMODULE
	int exitValue = exec("--module-path", dir.toString(),
	"--module", TEST_MODULE);
	assertTrue(exitValue != 0);
	}


	/**
	* Run the test with a non-existent file on the application module path.
	* It should be silently ignored.
	*/
	public void testRunWithNonExistentEntry() throws Exception {
	String mp = "DoesNotExist" + File.pathSeparator + MODS_DIR.toString();
	String mid = TEST_MODULE + "/" + MAIN_CLASS;

	// java --module-path mods --module $TESTMODULE/$MAINCLASS
	int exitValue = exec("--module-path", mp, "--module", mid);
	assertTrue(exitValue == 0);
	}


	/**
	* Attempt to run an unknown initial module
	*/
	public void testTryRunWithBadModule() throws Exception {
	String modulepath = MODS_DIR.toString();

	// java --module-path mods -m $TESTMODULE
	int exitValue = exec("--module-path", modulepath, "-m", "rhubarb");
	assertTrue(exitValue != 0);
	}


	/**
	* Attempt to run with -m specifying a main class that does not
	* exist.
	*/
	public void testTryRunWithBadMainClass() throws Exception {
	String modulepath = MODS_DIR.toString();
	String mid = TEST_MODULE + "/p.rhubarb";

	// java --module-path mods -m $TESTMODULE/$MAINCLASS
	int exitValue = exec("--module-path", modulepath, "-m", mid);
	assertTrue(exitValue != 0);
	}


	/**
	* Attempt to run with -m specifying a modular JAR that does not have
	* a MainClass attribute
	*/
	public void testTryRunWithMissingMainClass() throws Exception {
	Path dir = Files.createTempDirectory(USER_DIR, "mlib");

	// jar --create ...
	String classes = MODS_DIR.resolve(TEST_MODULE).toString();
	String jar = dir.resolve("m.jar").toString();
	String[] args = {
	"--create",
	"--file=" + jar,
	"-C", classes, "."
	};
	int rc = JAR_TOOL.run(System.out, System.out, args);
	assertTrue(rc == 0);

	// java --module-path mods -m $TESTMODULE
	int exitValue = exec("--module-path", dir.toString(), "-m", TEST_MODULE);
	assertTrue(exitValue != 0);
	}


	/**
	* Attempt to run with -m specifying a main class that is a different
	* module to that specified to -m
	*/
	public void testTryRunWithMainClassInWrongModule() throws Exception {
	String modulepath = MODS_DIR.toString();
	String mid = "java.base/" + MAIN_CLASS;

	// java --module-path mods --module $TESTMODULE/$MAINCLASS
	int exitValue = exec("--module-path", modulepath, "--module", mid);
	assertTrue(exitValue != 0);
	}

	}