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8152062: obscure error message for bad 'provides'

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Reviewed-by: jjg
This commit is contained in:
Vicente Romero 2016-05-31 13:00:17 -04:00
parent dee728f027
commit 8d93dc2a15
5 changed files with 109 additions and 5 deletions
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64
langtools/test/tools/javac/modules/ObscureMessageForBadProvidesTest.java Normal file
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/*
* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
* 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8152062
* @summary obscure error message for bad 'provides'
* @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 ObscureMessageForBadProvidesTest
*/
import java.nio.file.Path;
import toolbox.JavacTask;
import toolbox.Task;
import toolbox.ToolBox;
public class ObscureMessageForBadProvidesTest extends ModuleTestBase {
public static void main(String... args) throws Exception {
new ObscureMessageForBadProvidesTest().runTests();
}
@Test
public void theTest(Path base) throws Exception {
Path mod = base.resolve("mod");
tb.writeJavaFiles(mod, "module mod { provides java.lang.String with java.io.File; }");
Path classes = base.resolve("classes");
tb.createDirectories(classes);
String log = new JavacTask(tb)
.options("-XDrawDiagnostics")
.outdir(classes)
.files(findJavaFiles(mod))
.run(Task.Expect.FAIL)
.writeAll()
.getOutput(Task.OutputKind.DIRECT);
if (!log.startsWith("module-info.java:1:52: compiler.err.service.implementation.must.be.subtype.of.service.interface"))
throw new Exception("expected output not found");
}
}