jdk

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MissingModuleTest.java 
129 строк · 4.7 Кб
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/*
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 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/*
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 * @test
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 * @bug 8172240
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 * @summary javac should not need the transitive closure to compile a module
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 * @library /tools/lib
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 * @modules
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 *      jdk.compiler/com.sun.tools.javac.api
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 *      jdk.compiler/com.sun.tools.javac.code
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 *      jdk.compiler/com.sun.tools.javac.main
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 *      jdk.compiler/com.sun.tools.javac.processing
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 * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase
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 * @run main MissingModuleTest
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 */
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Arrays;
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import java.util.List;
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import toolbox.JavacTask;
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import toolbox.Task;
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import toolbox.Task.Expect;
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public class MissingModuleTest extends ModuleTestBase {
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    public static void main(String... args) throws Exception {
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        new MissingModuleTest().runTests();
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    }
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    @Test
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    public void testMissingNotNeeded(Path base) throws Exception {
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        doTest(base, "m1x", new String[0]);
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    }
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    @Test
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    public void testMissingNeededTransitive(Path base) throws Exception {
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        doTest(base, "m2x", "- compiler.err.module.not.found: m2x", "1 error");
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    }
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    @Test
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    public void testMissingNeededDirect(Path base) throws Exception {
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        doTest(base, "m3x", "module-info.java:1:24: compiler.err.module.not.found: m3x", "1 error");
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    }
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    @Test
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    public void testMultipleErrors(Path base) throws Exception {
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        doTest(base, "m4x", "module-info.java:1:38: compiler.err.module.not.found: m4x", "1 error");
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    }
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    private void doTest(Path base, String toDelete, String... errors) throws Exception {
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        //note: avoiding use of java.base, as that gets special handling on some places:
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        Path srcMP = base.resolve("src-mp");
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        Path m1x = srcMP.resolve("m1x");
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        tb.writeJavaFiles(m1x,
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                          "module m1x { exports api1; }",
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                          "package api1; public interface Api { }");
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        Path m2x = srcMP.resolve("m2x");
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        tb.writeJavaFiles(m2x,
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                          "module m2x { requires m1x; exports api2; }",
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                          "package api2; public interface Api { }");
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        Path m3x = srcMP.resolve("m3x");
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        tb.writeJavaFiles(m3x,
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                          "module m3x { requires transitive m2x; }");
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        Path m4x = srcMP.resolve("m4x");
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        tb.writeJavaFiles(m4x,
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                          "module m4x { requires transitive m2x; }");
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        Path m5x = srcMP.resolve("m5x");
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        tb.writeJavaFiles(m5x,
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                          "module m5x { requires transitive m4x; }");
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        Path classesMP = base.resolve("classes-mp");
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        tb.createDirectories(classesMP);
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        new JavacTask(tb)
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            .options("--module-source-path", srcMP.toString())
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            .outdir(classesMP)
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            .files(findJavaFiles(srcMP))
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            .run()
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            .writeAll();
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        tb.cleanDirectory(classesMP.resolve(toDelete));
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        Files.delete(classesMP.resolve(toDelete));
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        Path src = base.resolve("src");
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        tb.writeJavaFiles(src,
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                          "module test { requires m3x; requires m4x; requires m5x; } ");
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        Path classes = base.resolve("classes");
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        tb.createDirectories(classes);
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        List<String> log = new JavacTask(tb)
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                .options("--module-path", classesMP.toString(),
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                         "-XDrawDiagnostics")
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                .outdir(classes)
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                .files(findJavaFiles(src))
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                .run(errors.length > 0 ? Expect.FAIL : Expect.SUCCESS)
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                .writeAll()
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                .getOutputLines(Task.OutputKind.DIRECT);
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        if (errors.length == 0) {
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            errors = new String[] {""};
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        }
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        if (!log.equals(Arrays.asList(errors)))
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            throw new Exception("expected output not found: " + log);
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    }
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}
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