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

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 * version 2 for more details (a copy is included in the LICENSE file that

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 *

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 * 2 along with this work; if not, write to the Free Software Foundation,

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/*

 * @test

 * @summary Test the --limit-modules option

 * @library /tools/lib

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

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

 * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase

 * @run main LimitModulesTest

 */

import java.nio.file.Path;

import toolbox.JavacTask;

import toolbox.Task;

import toolbox.ToolBox;

public class LimitModulesTest extends ModuleTestBase {

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

        new LimitModulesTest().runTests();

    }

    @Test

    public void testEmpty(Path base) throws Exception {

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

        tb.writeJavaFiles(src, "class Dummy { }");

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

        tb.createDirectories(classes);

        String log = new JavacTask(tb, Task.Mode.CMDLINE)

                .options("--module-source-path", src.toString(),

                         "--limit-modules", "")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run(Task.Expect.FAIL)

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.contains("javac: no value for --limit-modules option"))

            throw new Exception("expected output not found");

        log = new JavacTask(tb, Task.Mode.CMDLINE)

                .options("--module-source-path", src.toString(),

                         "--limit-modules=")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run(Task.Expect.FAIL)

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.contains("javac: no value for --limit-modules option"))

            throw new Exception("expected output not found");

    }

    @Test

    public void testEmptyItem(Path base) throws Exception {

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

        Path src_m1 = src.resolve("m1");

        tb.writeJavaFiles(src_m1,

                          "module m1 { }");

        Path src_m2 = src.resolve("m2");

        tb.writeJavaFiles(src_m2,

                          "module m2 { }");

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

        tb.createDirectories(classes);

        new JavacTask(tb)

                .options("--module-source-path", src.toString(),

                         "--limit-modules", ",m1")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll();

        new JavacTask(tb)

                .options("--module-source-path", src.toString(),

                         "--limit-modules", "m1,,m2")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll();

        new JavacTask(tb)

                .options("--module-source-path", src.toString(),

                         "--limit-modules", "m1,")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll();

    }

    @Test

    public void testEmptyList(Path base) throws Exception {

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

        tb.writeJavaFiles(src, "class Dummy { }");

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

        tb.createDirectories(classes);

        String log = new JavacTask(tb, Task.Mode.CMDLINE)

                .options("--module-source-path", src.toString(),

                         "--limit-modules", ",")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run(Task.Expect.FAIL)

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.contains("javac: bad value for --limit-modules option"))

            throw new Exception("expected output not found");

    }

    @Test

    public void testInvalidName(Path base) throws Exception {

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

        tb.writeJavaFiles(src, "class Dummy { }");

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

        tb.createDirectories(classes);

        String log = new JavacTask(tb)

                .options("-XDrawDiagnostics",

                         "--limit-modules", "BadModule!")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.contains("- compiler.warn.bad.name.for.option: --limit-modules, BadModule!"))

            throw new Exception("expected output not found");

    }

    @Test

    public void testLastOneWins(Path base) throws Exception {

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

        tb.writeJavaFiles(src,

                          "package p; class C { com.sun.tools.javac.Main main; }");

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

        tb.createDirectories(classes);

        System.err.println("case 1:");

        new JavacTask(tb)

                .options("-XDrawDiagnostics",

                         "--limit-modules", "java.base",

                         "--limit-modules", "jdk.compiler")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll();

        System.err.println("case 2:");

        String log = new JavacTask(tb)

                .options("-XDrawDiagnostics",

                         "--limit-modules", "jdk.compiler",

                         "--limit-modules", "java.base")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run(Task.Expect.FAIL)

                .writeAll()

                .getOutput(Task.OutputKind.DIRECT);

        if (!log.contains("C.java:1:41: compiler.err.doesnt.exist: com.sun.tools.javac"))

            throw new Exception("expected output not found");

    }

}