/*

 * Copyright (c) 2008, 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 6508981

 * @summary cleanup file separator handling in JavacFileManager

 * (This test is specifically to test the new impl of inferBinaryName)

 * @build p.A

 * @run main TestInferBinaryName

 */

import java.io.*;

import java.util.*;

import javax.tools.*;

import com.sun.tools.javac.file.JavacFileManager;

import com.sun.tools.javac.util.Context;

import com.sun.tools.javac.util.Options;

import static javax.tools.JavaFileObject.Kind.*;

import static javax.tools.StandardLocation.*;

/**

 * Verify the various implementations of inferBinaryName, but configuring

 * different instances of a file manager, getting a file object, and checking

 * the impl of inferBinaryName for that file object.

 */

public class TestInferBinaryName {

    static final boolean IGNORE_SYMBOL_FILE = false;

    static final boolean USE_SYMBOL_FILE = true;

    static final boolean DONT_USE_ZIP_FILE_INDEX = false;

    static final boolean USE_ZIP_FILE_INDEX = true;

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

        new TestInferBinaryName().run();

    }

    void run() throws Exception {

        //System.err.println(System.getProperties());

        testDirectory();

        testSymbolArchive();

        testZipArchive();

        testZipFileIndexArchive();

        testZipFileIndexArchive2();

        if (errors > 0)

            throw new Exception(errors + " error found");

    }

    void testDirectory() throws IOException {

        String testClassName = "p.A";

        JavaFileManager fm =

            getFileManager("test.classes", USE_SYMBOL_FILE, USE_ZIP_FILE_INDEX);

        test("testDirectory",

             fm, testClassName, "com.sun.tools.javac.file.RegularFileObject");

    }

    void testSymbolArchive() throws IOException {

        String testClassName = "java.lang.String";

        JavaFileManager fm =

            getFileManager("sun.boot.class.path", USE_SYMBOL_FILE, DONT_USE_ZIP_FILE_INDEX);

        test("testSymbolArchive",

             fm, testClassName, "com.sun.tools.javac.file.SymbolArchive$SymbolFileObject");

    }

    void testZipArchive() throws IOException {

        String testClassName = "java.lang.String";

        JavaFileManager fm =

            getFileManager("sun.boot.class.path", IGNORE_SYMBOL_FILE, DONT_USE_ZIP_FILE_INDEX);

        test("testZipArchive",

             fm, testClassName, "com.sun.tools.javac.file.ZipArchive$ZipFileObject");

    }

    void testZipFileIndexArchive() throws IOException {

        String testClassName = "java.lang.String";

        JavaFileManager fm =

            getFileManager("sun.boot.class.path", USE_SYMBOL_FILE, USE_ZIP_FILE_INDEX);

        test("testZipFileIndexArchive",

             fm, testClassName, "com.sun.tools.javac.file.ZipFileIndexArchive$ZipFileIndexFileObject");

    }

    void testZipFileIndexArchive2() throws IOException {

        String testClassName = "java.lang.String";

        JavaFileManager fm =

            getFileManager("sun.boot.class.path", IGNORE_SYMBOL_FILE, USE_ZIP_FILE_INDEX);

        test("testZipFileIndexArchive2",

             fm, testClassName, "com.sun.tools.javac.file.ZipFileIndexArchive$ZipFileIndexFileObject");

    }

    /**

     * @param testName for debugging

     * @param fm suitably configured file manager

     * @param testClassName the classname to test

     * @param implClassName the expected classname of the JavaFileObject impl,

     *     used for checking that we are checking the expected impl of

     *     inferBinaryName

     */

    void test(String testName,

              JavaFileManager fm, String testClassName, String implClassName) throws IOException {

        JavaFileObject fo = fm.getJavaFileForInput(CLASS_PATH, testClassName, CLASS);

        if (fo == null) {

            System.err.println("Can't find " + testClassName);

            errors++;

            return;

        }

        String cn = fo.getClass().getName();

        String bn = fm.inferBinaryName(CLASS_PATH, fo);

        System.err.println(testName + " " + cn + " " + bn);

        check(cn, implClassName);

        check(bn, testClassName);

        System.err.println("OK");

    }

    JavaFileManager getFileManager(String classpathProperty,

                                   boolean symFileKind,

                                   boolean zipFileIndexKind)

            throws IOException {

        Context ctx = new Context();

        // uugh, ugly back door, should be cleaned up, someday

        if (zipFileIndexKind == USE_ZIP_FILE_INDEX)

            System.clearProperty("useJavaUtilZip");

        else

            System.setProperty("useJavaUtilZip", "true");

        Options options = Options.instance(ctx);

        if (symFileKind == IGNORE_SYMBOL_FILE)

            options.put("ignore.symbol.file", "true");

        JavacFileManager fm = new JavacFileManager(ctx, false, null);

        List<File> path = getPath(System.getProperty(classpathProperty));

        fm.setLocation(CLASS_PATH, path);

        return fm;

    }

    List<File> getPath(String s) {

        List<File> path = new ArrayList<File>();

        for (String f: s.split(File.pathSeparator)) {

            if (f.length() > 0)

                path.add(new File(f));

        }

        //System.err.println("path: " + path);

        return path;

    }

    void check(String found, String expect) {

        if (!found.equals(expect)) {

            System.err.println("Expected: " + expect);

            System.err.println("   Found: " + found);

            errors++;

        }

    }

    private int errors;

}

class A { }