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 * 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.

 *

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 */

/*

 * @test

 * @summary tests for multi-module mode compilation

 * @library /tools/lib

 * @modules

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

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

 * @run main XModuleTest

 */

import java.nio.file.Path;

import java.util.Arrays;

import java.util.List;

public class XModuleTest extends ModuleTestBase {

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

        new XModuleTest().runTests();

    }

    @Test

    void testCorrectXModule(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

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

        tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");

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

        tb.createDirectories(classes);

                .options("-Xmodule:java.compiler")

                .outdir(classes)

                .files(findJavaFiles(src))

                .run()

                .writeAll()

        if (!log.isEmpty())

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testSourcePath(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

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

        tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element, Other { }", "package javax.lang.model.element; interface Other { }");

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

        tb.createDirectories(classes);

                .options("-Xmodule:java.compiler", "-sourcepath", src.toString())

                .outdir(classes)

                .files(src.resolve("javax/lang/model/element/Extra.java"))

                .run()

                .writeAll()

        if (!log.isEmpty())

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testClassPath(Path base) throws Exception {

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

        tb.writeJavaFiles(cpSrc, "package p; public interface Other { }");

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

        tb.createDirectories(cpClasses);

                .outdir(cpClasses)

                .files(findJavaFiles(cpSrc))

                .run()

                .writeAll()

        if (!cpLog.isEmpty())

            throw new Exception("expected output not found: " + cpLog);

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

        //note: avoiding use of java.base, as that gets special handling on some places:

        tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element, p.Other { }");

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

        tb.createDirectories(classes);

                .options("-Xmodule:java.compiler", "-classpath", cpClasses.toString())

                .outdir(classes)

                .files(src.resolve("javax/lang/model/element/Extra.java"))

                .run()

                .writeAll()

        if (!log.isEmpty())

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testNoModuleInfoOnSourcePath(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

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

        tb.writeJavaFiles(src,

                          "module java.compiler {}",

                          "package javax.lang.model.element; public interface Extra { }");

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

        tb.createDirectories(classes);

                .options("-XDrawDiagnostics", "-Xmodule:java.compiler")

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        List<String> expected = Arrays.asList("Extra.java:1:1: compiler.err.module-info.with.xmodule.sourcepath",

                                              "1 error");

        if (!expected.equals(log))

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testNoModuleInfoInClassOutput(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

        Path srcMod = base.resolve("src-mod");

        tb.writeJavaFiles(srcMod,

                          "module mod {}");

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

        tb.createDirectories(classes);

                .options()

                .outdir(classes)

                .files(findJavaFiles(srcMod))

                .run()

                .writeAll()

        if (!logMod.isEmpty())

            throw new Exception("unexpected output found: " + logMod);

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

        tb.writeJavaFiles(src,

                          "package javax.lang.model.element; public interface Extra { }");

        tb.createDirectories(classes);

                .options("-XDrawDiagnostics", "-Xmodule:java.compiler")

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        List<String> expected = Arrays.asList("Extra.java:1:1: compiler.err.module-info.with.xmodule.classpath",

                                              "1 error");

        if (!expected.equals(log))

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testModuleSourcePathXModule(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

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

        tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");

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

        tb.createDirectories(classes);

                .options("-XDrawDiagnostics", "-Xmodule:java.compiler", "-modulesourcepath", src.toString())

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        List<String> expected = Arrays.asList("- compiler.err.xmodule.no.module.sourcepath",

                                              "1 error");

        if (!expected.equals(log))

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testXModuleTooMany(Path base) throws Exception {

        //note: avoiding use of java.base, as that gets special handling on some places:

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

        tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");

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

        tb.createDirectories(classes);

                .options("-XDrawDiagnostics", "-Xmodule:java.compiler", "-Xmodule:java.compiler")

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        List<String> expected = Arrays.asList("javac: option -Xmodule: can only be specified once",

                                              "Usage: javac <options> <source files>",

                                              "use -help for a list of possible options");

        if (!expected.equals(log))

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testWithModulePath(Path base) throws Exception {

        Path module = base.resolve("modules");

        new ModuleBuilder("m1")

                .classes("package pkg1; public interface E { }")

                .build(module);

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

        tb.writeJavaFiles(src, "package p; interface A extends pkg1.E { }");

                .options("-modulepath", module.toString(),

                        "-Xmodule:m1")

                .files(findJavaFiles(src))

                .run()

                .writeAll();

        //checks module bounds still exist

        new ModuleBuilder("m2")

                .classes("package pkg2; public interface D { }")

                .build(module);

        Path src2 = base.resolve("src2");

        tb.writeJavaFiles(src2, "package p; interface A extends pkg2.D { }");

                .options("-XDrawDiagnostics",

                        "-modulepath", module.toString(),

                        "-Xmodule:m1")

                .files(findJavaFiles(src2))

                .writeAll()

        List<String> expected = Arrays.asList("A.java:1:36: compiler.err.doesnt.exist: pkg2",

                "1 error");

        if (!expected.equals(log))

            throw new Exception("expected output not found: " + log);

    }

    @Test

    void testWithUpgradeModulePath(Path base) throws Exception {

        Path module = base.resolve("modules");

        new ModuleBuilder("m1")

                .classes("package pkg1; public interface E { }")

                .build(module);

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

        new ModuleBuilder("m1")

                .classes("package pkg1; public interface D { }")

                .build(upgrade);

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

        tb.writeJavaFiles(src, "package p; interface A extends pkg1.D { }");

                .options("-modulepath", module.toString(),

                        "-upgrademodulepath", upgrade.toString(),

                        "-Xmodule:m1")

                .files(findJavaFiles(src))

                .run()

                .writeAll();

    }

}