Quelle BasicTest.java Sprache: JAVA

/*
* Copyright (c) 2014, 2018, 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 /test/lib
* @modules jdk.compiler
*          jdk.jartool
*          jdk.jlink
* @build BasicTest jdk.test.lib.compiler.CompilerUtils
* @run testng BasicTest
* @bug 8234076
* @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.test.lib.process.ProcessTools;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.Utils;

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";

    // for Windows specific launcher tests
    static final boolean IS_WINDOWS = System.getProperty("os.name", "unknown").startsWith("Windows");

    @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);
    }

    /**
     * Helper method that creates a ProcessBuilder with command line arguments
     * while setting the _JAVA_LAUNCHER_DEBUG environment variable.
     */
    private ProcessBuilder createProcessWithLauncherDebugging(String... cmds) {
        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(Utils.addTestJavaOpts(cmds));
        pb.environment().put("_JAVA_LAUNCHER_DEBUG", "true");

        return pb;
    }

     /**
     * Test the ability for the Windows launcher to do proper application argument
     * detection and expansion, when using the long form module option and all passed in
     * command line arguments are prefixed with a dash.
     *
     * These tests are not expected to work on *nixes, and are ignored.
     */
    public void testWindowsWithLongFormModuleOption() throws Exception {
        if (!IS_WINDOWS) {
            return;
        }

        String dir = MODS_DIR.toString();
        String mid = TEST_MODULE + "/" + MAIN_CLASS;

        // java --module-path=mods --module=$TESTMODULE/$MAINCLASS --help
        // We should be able to find the argument --help as an application argument
        ProcessTools.executeProcess(
            createProcessWithLauncherDebugging(
                "--module-path=" + dir,
                "--module=" + mid,
                "--help"))
            .outputTo(System.out)
            .errorTo(System.out)
            .shouldContain("F--help");

        // java --module-path=mods --module=$TESTMODULE/$MAINCLASS <...src/test>/*.java --help
        // We should be able to see argument expansion happen
        ProcessTools.executeProcess(
            createProcessWithLauncherDebugging(
                "--module-path=" + dir,
                "--module=" + mid,
                SRC_DIR.resolve(TEST_MODULE).toString() + "\\*.java",
                "--help"))
            .outputTo(System.out)
            .errorTo(System.out)
            .shouldContain("F--help")
            .shouldContain("module-info.java");
    }

    /**
     * Test that --module= is terminating for VM argument processing just like --module
     */
    public void testLongFormModuleOptionTermination() throws Exception {
        String dir = MODS_DIR.toString();
        String mid = TEST_MODULE + "/" + MAIN_CLASS;

        // java --module-path=mods --module=$TESTMODULE/$MAINCLASS --module-path=mods --module=$TESTMODULE/$MAINCLASS
        // The first --module= will terminate the VM arguments processing. The second pair of module-path and module will be
        // deemed as application arguments
        OutputAnalyzer output = ProcessTools.executeProcess(
            createProcessWithLauncherDebugging(
                "--module-path=" + dir,
                "--module=" + mid,
                "--module-path=" + dir,
                "--module=" + mid))
            .outputTo(System.out)
            .errorTo(System.out)
            .shouldContain("argv[ 0] = '--module-path=" + dir)
            .shouldContain("argv[ 1] = '--module=" + mid);

        if (IS_WINDOWS) {
            output.shouldContain("F--module-path=" + dir).shouldContain("F--module=" + mid);
        }

        // java --module=$TESTMODULE/$MAINCLASS --module-path=mods
        // This command line will not work as --module= is terminating and the module will be not found
        int exitValue = exec("--module=" + mid, "--module-path" + dir);
        assertTrue(exitValue != 0);
    }
}

quality85%

¤ Dauer der Verarbeitung: 0.17 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.