jdk/test/tools/launcher/modules/showmoduleresolution/ShowModuleResolutionTest.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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.
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/**
 * @test
 * @modules jdk.jdeps jdk.zipfs
 * @library /lib/testlibrary
 * @build ShowModuleResolutionTest jdk.testlibrary.*
 * @run testng ShowModuleResolutionTest
 * @summary Basic test for java --show-module-resolution
 */

import jdk.testlibrary.ProcessTools;

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

@Test
public class ShowModuleResolutionTest {

    /**
     * Test that the resolution does not bind any services
     */
    private void expectJavaBase(String... args) throws Exception {
        int exitValue = ProcessTools.executeTestJava(args)
                .outputTo(System.out)
                .errorTo(System.out)
                .stdoutShouldContain("root java.base")
                .stdoutShouldNotContain("java.base binds")
                .getExitValue();
        assertTrue(exitValue == 0);
    }

    /**
     * Test that the resolution binds services that resolves additional
     * modules
     */
    private void expectProviders(String... args) throws Exception {
        int exitValue = ProcessTools.executeTestJava(args)
                .outputTo(System.out)
                .errorTo(System.out)
                .stdoutShouldContain("root java.base")
                .stdoutShouldContain("root java.compiler")
                .stdoutShouldContain("root jdk.compiler")
                .stdoutShouldContain("root java.compiler")
                .stdoutShouldContain("jdk.compiler requires java.compiler")
                .stdoutShouldContain("java.base binds jdk.compiler")
                .stdoutShouldContain("java.base binds jdk.jdeps")
                .stdoutShouldContain("java.base binds jdk.zipfs")
                .stdoutShouldContain("java.compiler binds jdk.compiler")
                .stdoutShouldContain("jdk.jdeps requires jdk.compiler")
                .getExitValue();
        assertTrue(exitValue == 0);
    }

    public void test() throws Exception {
        expectJavaBase("--show-module-resolution",
                       "--limit-modules", "java.base",
                       "-version");
        expectProviders("--show-module-resolution",
                        "--limit-modules", "java.base,jdk.jdeps,jdk.zipfs",
                        "-version");
    }
}