/*

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

 *

 * This code is free software; you can redistribute it and/or modify it

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 * 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

 * @bug 6930108

 * @summary IllegalArgumentException in AbstractDiagnosticFormatter for tools/javac/api/TestJavacTaskScanner.java

 * @library ./lib

 * @build ToolTester

 * @run main TestResolveError

 */

import java.io.*;

import javax.lang.model.element.Element;

import javax.lang.model.element.TypeElement;

import javax.lang.model.type.DeclaredType;

import javax.lang.model.type.TypeMirror;

import javax.lang.model.util.Elements;

import javax.lang.model.util.Types;

import javax.tools.*;

import com.sun.tools.javac.api.JavacTaskImpl;

/*

 * This is a cut down version of TestJavacTaskScanner, which as originally written

 * caused an IllegalArgumentException in AbstractDiagnosticFormatter as a result

 * of calling task.parseType with a name whose resolution depended on the setting

 * of the bootclasspath.

 * This test has the same call, task.parseType("List<String>", clazz), but checks

 * that the error is handled in a reasonable way by javac.

 */

public class TestResolveError extends ToolTester {

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

        try (TestResolveError t = new TestResolveError()) {

            t.run();

        }

    }

    void run() throws Exception {

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        File file = new File(test_src, "TestResolveError.java");

        final Iterable<? extends JavaFileObject> compilationUnits =

            fm.getJavaFileObjects(new File[] {file});

        task = (JavacTaskImpl)tool.getTask(pw, fm, null, null, null, compilationUnits);

        elements = task.getElements();

        types = task.getTypes();

        Iterable<? extends TypeElement> toplevels;

        toplevels = task.enter(task.parse());

        for (TypeElement clazz : toplevels) {

            System.out.format("Testing %s:%n%n", clazz.getSimpleName());

            // this should not cause any exception from the compiler,

            // such as IllegalArgumentException

            testParseType(clazz);

        }

        pw.close();

        String out = sw.toString();

        System.out.println(out);

        if (out.contains("com.sun.tools.javac.util"))

            throw new Exception("Unexpected output from compiler");

    }

    void testParseType(TypeElement clazz) {

        DeclaredType type = (DeclaredType)task.parseType("List<String>", clazz);

        for (Element member : elements.getAllMembers((TypeElement)type.asElement())) {

            TypeMirror mt = types.asMemberOf(type, member);

            System.out.format("%s : %s -> %s%n", member.getSimpleName(), member.asType(), mt);

        }

    }

    JavacTaskImpl task;

    Elements elements;

    Types types;

}