haikuwebkit/LayoutTests/workers/tests/string-tagcloud.js

/*
 * Copyright (C) 2007 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

/*
    Portions from:
    json.js
    2007-10-10

    Public Domain
*/

// This test parses a JSON string giving tag names and popularity, and
// generates html markup for a "tagcloud" view.

if (!Object.prototype.toJSONString) {

    Array.prototype.toJSONString = function (w) {
        var a = [],     // The array holding the partial texts.
            i,          // Loop counter.
            l = this.length,
            v;          // The value to be stringified.

        for (i = 0; i < l; i += 1) {
            v = this[i];
            switch (typeof v) {
            case 'object':

                if (v && typeof v.toJSONString === 'function') {
                    a.push(v.toJSONString(w));
                } else {
                    a.push('null');
                }
                break;

            case 'string':
            case 'number':
            case 'boolean':
                a.push(v.toJSONString());
                break;
            default:
                a.push('null');
            }
        }

        return '[' + a.join(',') + ']';
    };


    Boolean.prototype.toJSONString = function () {
        return String(this);
    };


    Date.prototype.toJSONString = function () {

        function f(n) {

            return n < 10 ? '0' + n : n;
        }

        return '"' + this.getUTCFullYear()   + '-' +
                   f(this.getUTCMonth() + 1) + '-' +
                   f(this.getUTCDate())      + 'T' +
                   f(this.getUTCHours())     + ':' +
                   f(this.getUTCMinutes())   + ':' +
                   f(this.getUTCSeconds())   + 'Z"';
    };


    Number.prototype.toJSONString = function () {

        return isFinite(this) ? String(this) : 'null';
    };


    Object.prototype.toJSONString = function (w) {
        var a = [],     // The array holding the partial texts.
            k,          // The current key.
            i,          // The loop counter.
            v;          // The current value.

        if (w) {
            for (i = 0; i < w.length; i += 1) {
                k = w[i];
                if (typeof k === 'string') {
                    v = this[k];
                    switch (typeof v) {
                    case 'object':

                        if (v) {
                            if (typeof v.toJSONString === 'function') {
                                a.push(k.toJSONString() + ':' +
                                       v.toJSONString(w));
                            }
                        } else {
                            a.push(k.toJSONString() + ':null');
                        }
                        break;

                    case 'string':
                    case 'number':
                    case 'boolean':
                        a.push(k.toJSONString() + ':' + v.toJSONString());

                    }
                }
            }
        } else {

            for (k in this) {
                if (typeof k === 'string' &&
                        Object.prototype.hasOwnProperty.apply(this, [k])) {
                    v = this[k];
                    switch (typeof v) {
                    case 'object':

                        if (v) {
                            if (typeof v.toJSONString === 'function') {
                                a.push(k.toJSONString() + ':' +
                                       v.toJSONString());
                            }
                        } else {
                            a.push(k.toJSONString() + ':null');
                        }
                        break;

                    case 'string':
                    case 'number':
                    case 'boolean':
                        a.push(k.toJSONString() + ':' + v.toJSONString());

                    }
                }
            }
        }

        return '{' + a.join(',') + '}';
    };


    (function (s) {

        var m = {
            '\b': '\\b',
            '\t': '\\t',
            '\n': '\\n',
            '\f': '\\f',
            '\r': '\\r',
            '"' : '\\"',
            '\\': '\\\\'
        };


        s.parseJSON = function (filter) {
            var j;

            function walk(k, v) {
                var i, n;
                if (v && typeof v === 'object') {
                    for (i in v) {
                        if (Object.prototype.hasOwnProperty.apply(v, [i])) {
                            n = walk(i, v[i]);
                            if (n !== undefined) {
                                v[i] = n;
                            }
                        }
                    }
                }
                return filter(k, v);
            }

            if (/^[\],:{}\s]*$/.test(this.replace(/\\./g, '@').
                    replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(:?[eE][+\-]?\d+)?/g, ']').
                    replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {

                j = eval('(' + this + ')');

                return typeof filter === 'function' ? walk('', j) : j;
            }

            throw new SyntaxError('parseJSON');
        };


        s.toJSONString = function () {

            if (/["\\\x00-\x1f]/.test(this)) {
                return '"' + this.replace(/[\x00-\x1f\\"]/g, function (a) {
                    var c = m[a];
                    if (c) {
                        return c;
                    }
                    c = a.charCodeAt();
                    return '\\u00' + Math.floor(c / 16).toString(16) +
                                               (c % 16).toString(16);
                }) + '"';
            }
            return '"' + this + '"';
        };
    })(String.prototype);
}

var tagInfoJSON = '[\n  {\n    \"tag\": "titillation",\n    \"popularity\": 4294967296\n  },\n  {\n    \"tag\": "foamless",\n    \"popularity\": 1257718401\n  },\n  {\n    \"tag\": "snarler",\n    \"popularity\": 613166183\n  },\n  {\n    \"tag\": "multangularness",\n    \"popularity\": 368304452\n  },\n  {\n    \"tag\": "Fesapo unventurous",\n    \"popularity\": 248026512\n  },\n  {\n    \"tag\": "esthesioblast",\n    \"popularity\": 179556755\n  },\n  {\n    \"tag\": "echeneidoid",\n    \"popularity\": 136641578\n  },\n  {\n    \"tag\": "embryoctony",\n    \"popularity\": 107852576\n  },\n  {\n    \"tag\": "undilatory",\n    \"popularity\": 87537981\n  },\n  {\n    \"tag\": "predisregard",\n    \"popularity\": 72630939\n  },\n  {\n    \"tag\": "allergenic",\n    \"popularity\": 61345190\n  },\n  {\n    \"tag\": "uncloudy",\n    \"popularity\": 52580571\n  },\n  {\n    \"tag\": "unforeseeably",\n    \"popularity\": 45628109\n  },\n  {\n    \"tag\": "sturniform",\n    \"popularity\": 40013489\n  },\n  {\n    \"tag\": "anesthetize",\n    \"popularity\": 35409226\n  },\n  {\n    \"tag\": "ametabolia",\n    \"popularity\": 31583050\n  },\n  {\n    \"tag\": "angiopathy",\n    \"popularity\": 28366350\n  },\n  {\n    \"tag\": "sultanaship",\n    \"popularity\": 25634218\n  },\n  {\n    \"tag\": "Frenchwise",\n    \"popularity\": 23292461\n  },\n  {\n    \"tag\": "cerviconasal",\n    \"popularity\": 21268909\n  },\n  {\n    \"tag\": "mercurialness",\n    \"popularity\": 19507481\n  },\n  {\n    \"tag\": "glutelin venditate",\n    \"popularity\": 17964042\n  },\n  {\n    \"tag\": "acred overblack",\n    \"popularity\": 16603454\n  },\n  {\n    \"tag\": "Atik",\n    \"popularity\": 15397451\n  },\n  {\n    \"tag\": "puncturer",\n    \"popularity\": 14323077\n  },\n  {\n    \"tag\": "pukatea",\n    \"popularity\": 13361525\n  },\n  {\n    \"tag\": "suberize",\n    \"popularity\": 12497261\n  },\n  {\n    \"tag\": "Godfrey",\n    \"popularity\": 11717365\n  },\n  {\n    \"tag\": "tetraptote",\n    \"popularity\": 11011011\n  },\n  {\n    \"tag\": "lucidness",\n    \"popularity\": 10369074\n  },\n  {\n    \"tag\": "tartness",\n    \"popularity\": 9783815\n  },\n  {\n    \"tag\": "axfetch",\n    \"popularity\": 9248634\n  },\n  {\n    \"tag\": "preacquittal",\n    \"popularity\": 8757877\n  },\n  {\n    \"tag\": "matris",\n    \"popularity\": 8306671\n  },\n  {\n    \"tag\": "hyphenate",\n    \"popularity\": 7890801\n  },\n  {\n    \"tag\": "semifabulous",\n    \"popularity\": 7506606\n  },\n  {\n    \"tag\": "oppressiveness",\n    \"popularity\": 7150890\n  },\n  {\n    \"tag\": "Protococcales",\n    \"popularity\": 6820856\n  },\n  {\n    \"tag\": "unpreventive",\n    \"popularity\": 6514045\n  },\n  {\n    \"tag\": "Cordia",\n    \"popularity\": 6228289\n  },\n  {\n    \"tag\": "Wakamba leaflike",\n    \"popularity\": 5961668\n  },\n  {\n    \"tag\": "dacryoma",\n    \"popularity\": 5712480\n  },\n  {\n    \"tag\": "inguinal",\n    \"popularity\": 5479211\n  },\n  {\n    \"tag\": "responseless",\n    \"popularity\": 5260507\n  },\n  {\n    \"tag\": "supplementarily",\n    \"popularity\": 5055158\n  },\n  {\n    \"tag\": "emu",\n    \"popularity\": 4862079\n  },\n  {\n    \"tag\": "countermeet",\n    \"popularity\": 4680292\n  },\n  {\n    \"tag\": "purrer",\n    \"popularity\": 4508918\n  },\n  {\n    \"tag\": "Corallinaceae",\n    \"popularity\": 4347162\n  },\n  {\n    \"tag\": "speculum",\n    \"popularity\": 4194304\n  },\n  {\n    \"tag\": "crimpness",\n    \"popularity\": 4049690\n  },\n  {\n    \"tag\": "antidetonant",\n    \"popularity\": 3912727\n  },\n  {\n    \"tag\": "topeewallah",\n    \"popularity\": 3782875\n  },\n  {\n    \"tag\": "fidalgo ballant",\n    \"popularity\": 3659640\n  },\n  {\n    \"tag\": "utriculose",\n    \"popularity\": 3542572\n  },\n  {\n    \"tag\": "testata",\n    \"popularity\": 3431259\n  },\n  {\n    \"tag\": "beltmaking",\n    \"popularity\": 3325322\n  },\n  {\n    \"tag\": "necrotype",\n    \"popularity\": 3224413\n  },\n  {\n    \"tag\": "ovistic",\n    \"popularity\": 3128215\n  },\n 

var log2 = Math.log(2);
var tagInfo = tagInfoJSON.parseJSON(function(a, b) { if (a == "popularity") { return Math.log(b) / log2; } else {return b; } });

function makeTagCloud(tagInfo)
{
    var output = '<div class="tagCloud" style="width: 100%">';

    tagInfo.sort(function(a, b) { if (a.tag < b.tag) { return -1; } else if (a.tag == b.tag) { return 0; } else return 1; });

    for (var i = 0; i < tagInfo.length; i++) {
        var tag = tagInfo[i].tag;

        var validates = true;
        for (var j = 0; j < tag.length; j++) {
            var ch = tag.charCodeAt(j);
            if (ch < 0x20 || ch >= 0x7f) {
                validates = false;
                break;
            }
        }

        if (!validates)
            continue;

        var url = "http://example.com/tag/" + tag.replace(" ", "").toLowerCase();
        var popularity = tagInfo[i].popularity;
        var color = 'rgb(' + Math.floor(255 * (popularity - 12) / 20) + ', 0, 255)';
        output += ' <a href="' + url + '" style="font-size: ' + popularity + 'px; color: ' + color + '">' + tag + '</a> \n';
    }

    output += '</div>';
    output.replace(" ", "&nbsp;");

    return output;
}

var tagcloud = makeTagCloud(tagInfo);

var expectedMinLength = 315000;

if (tagcloud.length < expectedMinLength)
    throw "ERROR: bad result: expected length at least " + expectedMinLength + " but got " + tagcloud.length;

tagInfo = null;

postMessage("done");
close();