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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * under the terms of the GNU General Public License version 2 only, as

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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

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 *

 * 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,

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 *

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 */

/*

 * @test

 * @summary Ensure named modules cannot refer to classpath types.

 * @library /tools/lib

 * @modules jdk.compiler/com.sun.tools.javac.api

 *          jdk.compiler/com.sun.tools.javac.main

 * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask ModuleTestBase

 * @run main ModulesAndClassPathTest

 */

import java.io.File;

import java.nio.file.Files;

import java.nio.file.Path;

import java.util.Arrays;

import java.util.List;

import java.util.Set;

import javax.annotation.processing.AbstractProcessor;

import javax.annotation.processing.RoundEnvironment;

import javax.annotation.processing.SupportedAnnotationTypes;

import javax.lang.model.element.TypeElement;

import toolbox.JarTask;

import toolbox.JavacTask;

import toolbox.Task;

public class ModulesAndClassPathTest extends ModuleTestBase {

    public static void main(String... args) throws Exception {

        new ModulesAndClassPathTest().runTests();

    }

    @Test

    public void testModulesAndClassPath(Path base) throws Exception {

        Path jar = prepareTestJar(base);

        Path moduleSrc = base.resolve("module-src");

        Path m1 = moduleSrc.resolve("m1");

        Path classes = base.resolve("classes");

        Files.createDirectories(classes);

        tb.writeJavaFiles(m1,

                          "module m1 { }",

                          "package impl; public class Impl { api.Api api; }");

        List<String> modLog = new JavacTask(tb)

                                         "-XDrawDiagnostics")

                                .outdir(classes)

                                .files(findJavaFiles(moduleSrc))

                                .run(Task.Expect.FAIL)

                                .writeAll()

                                .getOutputLines(Task.OutputKind.DIRECT);

        List<String> expected = Arrays.asList("Impl.java:1:38: compiler.err.doesnt.exist: api",

                                              "1 error");

        if (!expected.equals(modLog)) {

            throw new Exception("unexpected output: " + modLog);

        }

        new JavacTask(tb)

          .outdir(classes)

          .files(findJavaFiles(moduleSrc))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

        new JavacTask(tb)

                   "-processor", ProcessorImpl.class.getName())

          .outdir(classes)

          .files(findJavaFiles(moduleSrc))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

    }

    @Test

    public void testImplicitSourcePathModuleInfo(Path base) throws Exception {

        Path jar = prepareTestJar(base);

        Path moduleSrc = base.resolve("module-src");

        Path m1 = moduleSrc.resolve("m1");

        Path classes = base.resolve("classes");

        Files.createDirectories(classes);

        tb.writeJavaFiles(m1,

                          "module m1 { }",

                          "package impl; public class Impl { api.Api api; }");

        List<String> modLog = new JavacTask(tb)

                                         "-sourcepath", m1.toString(),

                                         "-XDrawDiagnostics")

                                .outdir(classes)

                                .files(m1.resolve("impl").resolve("Impl.java"))

                                .run(Task.Expect.FAIL)

                                .writeAll()

                                .getOutputLines(Task.OutputKind.DIRECT);

        List<String> expected = Arrays.asList("Impl.java:1:38: compiler.err.doesnt.exist: api",

                                              "1 error");

        if (!expected.equals(modLog)) {

            throw new Exception("unexpected output: " + modLog);

        }

    }

    @Test

    public void testModuleInfoFromOutput(Path base) throws Exception {

        Path jar = prepareTestJar(base);

        Path moduleSrc = base.resolve("module-src");

        Path m1 = moduleSrc.resolve("m1");

        Path classes = base.resolve("classes");

        Files.createDirectories(classes);

        tb.writeJavaFiles(m1,

                          "module m1 { }",

                          "package impl; public class Impl { api.Api api; }");

        new JavacTask(tb)

                   "-XDrawDiagnostics")

          .outdir(classes)

          .files(m1.resolve("module-info.java"))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

        List<String> modLog = new JavacTask(tb)

                                         "-XDrawDiagnostics")

                                .outdir(classes)

                                .files(m1.resolve("impl").resolve("Impl.java"))

                                .run(Task.Expect.FAIL)

                                .writeAll()

                                .getOutputLines(Task.OutputKind.DIRECT);

        List<String> expected = Arrays.asList("Impl.java:1:38: compiler.err.doesnt.exist: api",

                                              "1 error");

        if (!expected.equals(modLog)) {

            throw new Exception("unexpected output: " + modLog);

        }

    }

    private Path prepareTestJar(Path base) throws Exception {

        Path legacySrc = base.resolve("legacy-src");

        tb.writeJavaFiles(legacySrc,

                          "package api; public abstract class Api {}");

        Path legacyClasses = base.resolve("legacy-classes");

        Files.createDirectories(legacyClasses);

        String log = new JavacTask(tb)

                .options()

                .outdir(legacyClasses)

                .files(findJavaFiles(legacySrc))

                .run()

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.isEmpty()) {

            throw new Exception("unexpected output: " + log);

        }

        Path lib = base.resolve("lib");

        Files.createDirectories(lib);

        Path jar = lib.resolve("test-api-1.0.jar");

        new JarTask(tb, jar)

          .baseDir(legacyClasses)

          .files("api/Api.class")

          .run();

        return jar;

    }

    @SupportedAnnotationTypes("*")

    public static class ProcessorImpl extends AbstractProcessor {

        @Override

        public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

            return false;

        }

    }

    @Test

    public void testClassOutputVisibleForIncrementalCompilation(Path base) throws Exception {

        Path moduleSrc = base.resolve("module-src");

        Path m1 = moduleSrc.resolve("m1");

        Path classes = base.resolve("classes");

        Files.createDirectories(classes);

        tb.writeJavaFiles(m1,

                          "module m1 { exports impl; }",

                          "package impl; public class Impl { }",

                          "package src; public class Src { }",

                          "package test; public class TestCP extends impl.Impl { }",

                          "package test; public class TestSP extends src.Src { }");

        new JavacTask(tb)

          .outdir(classes)

          .files(m1.resolve("impl").resolve("Impl.java"))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

        new JavacTask(tb)

          .outdir(classes)

          .files(m1.resolve("module-info.java"))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

        new JavacTask(tb)

          .outdir(classes)

          .files(m1.resolve("test").resolve("TestCP.java"))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

        new JavacTask(tb)

          .options("-sourcepath", m1.toString())

          .outdir(classes)

          .files(m1.resolve("test").resolve("TestSP.java"))

          .run()

          .writeAll()

          .getOutputLines(Task.OutputKind.DIRECT);

    }

}