/*

 * Copyright (c) 2002, 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

 * @modules java.base/sun.net.www

 * @summary Tests for HeaderParser and MessageHeader

 *

 * Test of HeaderParser, MessageHeader changes

 * introduced for bug fix 4722333.

 */

import sun.net.www.HeaderParser;

import sun.net.www.MessageHeader;

import java.io.*;

import java.util.Iterator;

public class HeaderTests {

    static MessageHeader createMessageHeader (String s) {

        ByteArrayInputStream bis = new ByteArrayInputStream (s.getBytes());

        MessageHeader h = new MessageHeader ();

        try {

            h.parseHeader (bis);

        } catch (IOException e) {

            throw new RuntimeException ("IOException parsing header");

        }

        return h;

    }

    /* String to parse */

    static String s1 =

                "Foo: bar\r\n"+

                "Fub: abc\r\n"+

                "Foo:\r\n"+

                "Fub: \r\n"+

                "Foo: param1=one param2=\"two\" param3 param4=\"value=4\"\r\n"+

                "Fub: xparam1=one xparam2=\"two\" xparam3 xparam4=\"value=4\"\r\n";

    static String s2 = "p1=1 p2=2 p3=3 p4=4 p5=5 p6=\"six\" p7=7 p8=8 p9=9 p10=10 p11=11 p12=12";

    static String s3 = "p1=1, p2=2, p3=3, p4=4, p5=5, p6=\"six\", p7=7, p8=8, p9=9, p10=10, p11=11, p12=12";

    static String s23_expect[][] = {{"p2","2"},{"p3","3"},{"p4","4"},{"p5","5"},{"p6","six"},

                                    {"p7","7"},{"p8","8"},{"p9","9"},{"p10","10"},{"p11","11"},{"p12","12"}};

    static String s23_expect1[][] = {{"p1","1"},{"p2","2"},{"p3","3"},{"p4","4"},{"p5","5"},{"p6","six"},

                                    {"p7","7"},{"p8","8"},{"p9","9"},{"p10","10"},{"p11","11"}};

    static String s23_expect2[][] = {{"p5","5"},{"p6","six"}};

    /* Expected header parser contents for Foo headers */

    static String s1_Foo[][][] = {{{"bar", null}

                                  },

                                  {{"param1","one"},{"param2","two"},

                                   {"param3", null},{"param4","value=4"}

                                  }

                                 };

    /* Expected header parser contents for Fub headers */

    static String s1_Fub[][][] = {{{"abc", null}

                                  },

                                  {{"xparam1","one"},{"xparam2","two"},

                                   {"xparam3", null},{"xparam4","value=4"}

                                  }

                                 };

    public static void main (String args[]) {

        MessageHeader head = createMessageHeader (s1);

        Iterator iter = head.multiValueIterator ("Foo");

        checkHeader (iter, s1_Foo);

        iter = head.multiValueIterator ("Fub");

        checkHeader (iter, s1_Fub);

        HeaderParser hp = new HeaderParser (s2).subsequence (1,12);

        check (hp, s23_expect);

        hp = new HeaderParser (s3).subsequence (1,12);

        check (hp, s23_expect);

        hp = new HeaderParser (s3).subsequence (0,11);

        check (hp, s23_expect1);

        hp = new HeaderParser (s2).subsequence (4,6);

        check (hp, s23_expect2);

    }

    static void checkHeader (Iterator iter, String[][][] expect) {

        for (int i=0; iter.hasNext (); ) {

            String s = (String) iter.next();

            HeaderParser p = new HeaderParser (s);

            boolean empty = check (p, expect[i]);

            if (!empty) {

                i++;

            }

        }

    }

        static boolean check (HeaderParser p, String[][]expect) {

            Iterator keys = p.keys();

            Iterator vals = p.values();

            boolean empty = true;

            for (int j=0; keys.hasNext(); j++) {

                empty = false;

                String key = (String)keys.next();

                String ival = (String)vals.next();

                String val = p.findValue (key);

                if (val == null && ival == null)

                    continue;

                if (!val.equals(ival)) {

                    throw new RuntimeException ("Error " + val + "/" + ival);

                }

                if (!expect[j][0].equals (key)) {

                    throw new RuntimeException ("Error "+key+"/" + expect[j][0]);

                }

                if (expect[j][1] != null && !expect[j][1].equals (val)) {

                    throw new RuntimeException ("Error "+val+"/" + expect[j][1]);

                }

            }

            return empty;

        }

}