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 * 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

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 * questions.

 */

/*

  @test

  @key headful

  @bug 4718897

  @summary tests that a Unicode string can be transferred between JVMs.

  @author das@sparc.spb.su area=datatransfer

  @library ../../regtesthelpers/process

  @build ProcessResults ProcessCommunicator

  @run main UnicodeTransferTest

*/

import java.awt.datatransfer.*;

import java.awt.*;

import java.text.Normalizer;

import test.java.awt.regtesthelpers.process.ProcessResults;

import test.java.awt.regtesthelpers.process.ProcessCommunicator;

public class UnicodeTransferTest {

    private static final Toolkit tk = Toolkit.getDefaultToolkit();

    private static final Clipboard clipboard = tk.getSystemClipboard();

    private static final Transferable t = new StringSelection(Util.getTestString());

    public static void main(String[] args) throws Exception {

        Util.setClipboardContents(clipboard, t, null);

        ProcessResults result = ProcessCommunicator.executeChildProcess(

                UnicodeTransferTestChild.class, new String[0]);

        verifyTestResults(result);

    }

    private static void verifyTestResults(ProcessResults processResults) {

        if (processResults.getExitValue() != 0) {

            processResults.printProcessErrorOutput(System.err);

            throw new RuntimeException("TEST IS FAILED. See child stderr");

        }

        processResults.verifyStdErr(System.err);

        processResults.verifyProcessExitValue(System.err);

        processResults.printProcessStandartOutput(System.out);

    }

}

class Util {

    private static String testString = null;

    static {

        StringBuilder buf = new StringBuilder();

        for (int i = 1; i < 0x10000; i++) {

            // Skip surrogates.

            if (i < 0xD800 || (i > 0xDFFF && i < 0xFFF0)) {

                buf.append((char) i);

            } else {

                buf.append(0x20);

            }

        }

        // On OS X the unicode string is normalized but the clipboard,

        // so we need to use normalized strings as well to be able to

        // check the result

        testString = Normalizer.normalize(buf.toString(), Normalizer.Form.NFC);

    }

    public static String getTestString() {

        return testString;

    }

    public static void setClipboardContents(Clipboard cb,

                                            Transferable contents,

                                            ClipboardOwner owner) {

        boolean set = false;

        while (!set) {

            try {

                cb.setContents(contents, owner);

                set = true;

            } catch (IllegalStateException ise) {

                try {

                    Thread.sleep(100);

                } catch (InterruptedException e) {

                    e.printStackTrace();

                }

            }

        }

    }

    public static Transferable getClipboardContents(Clipboard cb,

                                                    Object requestor) {

        while (true) {

            try {

                return cb.getContents(requestor);

            } catch (IllegalStateException ise) {

                try {

                    Thread.sleep(100);

                } catch (InterruptedException e) {

                    e.printStackTrace();

                }

            }

        }

    }

}

class UnicodeTransferTestChild {

    private static final Toolkit tk = Toolkit.getDefaultToolkit();

    private static final Clipboard clipboard = tk.getSystemClipboard();

    public static void main(String[] args) {

        Transferable t = Util.getClipboardContents(clipboard, null);

        if (t.isDataFlavorSupported(DataFlavor.stringFlavor)) {

            Object o = null;

            try {

                o = t.getTransferData(DataFlavor.stringFlavor);

            } catch (Exception e) {

                e.printStackTrace();

            }

            String testStr = Util.getTestString();

            if (!testStr.equals(o)) {

                if (o instanceof String) {

                    String s = (String)o;

                    if (s.length() != testStr.length()) {

                        System.err.println("Received length:" + s.length() +

                                " Expected length: " +

                                testStr.length());

                    } else {

                        for (int i = 0; i < s.length(); i++) {

                            char ch = s.charAt(i);

                            char expected = testStr.charAt(i);

                            if (ch != expected) {

                                System.err.println("i=" + i +

                                        " char=" +

                                        Integer.toHexString((int)ch) +

                                        " expected=" +

                                        Integer.toHexString(expected));

                            }

                        }

                    }

                } else {

                    System.err.println("Received object:" + o);

                }

                throw new RuntimeException("String doesn't match.");

            }

        } else {

            throw new RuntimeException("Clipboard content was not set");

        }

    }

}