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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

 * 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,

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/**

 * @test 8145012

 * @summary Javac doesn't report errors on duplicate uses or provides

 * @library /tools/lib

 * @modules

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

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

 * @run main RepeatedUsesAndProvidesTest

 */

import java.nio.file.Files;

import java.nio.file.Path;

public class RepeatedUsesAndProvidesTest extends ModuleTestBase {

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

        RepeatedUsesAndProvidesTest t = new RepeatedUsesAndProvidesTest();

        t.runTests();

    }

    @Test

    void testDuplicateUses(Path base) throws Exception {

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

        tb.writeJavaFiles(src,

                "module m { uses p1.C1; uses p1.C1; }",

                "package p1; public class C1 {}");

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

        Files.createDirectories(classes);

                .options("-XDrawDiagnostics")

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        if (!log.contains("module-info.java:1:24: compiler.err.duplicate.uses: p1.C1"))

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

    }

    @Test

    void testDuplicateProvides(Path base) throws Exception {

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

        tb.writeJavaFiles(src,

                "module m { provides p1.C1 with p2.C2; provides p1.C1 with p2.C2; }",

                "package p1; public class C1 {}",

                "package p2; public class C2 extends p1.C1 {}");

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

        Files.createDirectories(classes);

                .options("-XDrawDiagnostics")

                .outdir(classes)

                .files(findJavaFiles(src))

                .writeAll()

        if (!log.contains("module-info.java:1:39: compiler.err.duplicate.provides"))

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

    }

}