/*
    Licensed to the Apache Software Foundation (ASF) under one
    or more contributor license agreements.  See the NOTICE file
    distributed with this work for additional information
    regarding copyright ownership.  The ASF licenses this file
    to you under the Apache License, Version 2.0 (the
    "License"); you may not use this file except in compliance
    with the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing,
    software distributed under the License is distributed on an
    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, either express or implied.  See the License for the
    specific language governing permissions and limitations
    under the License.
 */
package org.apache.wiki.render;

import net.sf.ehcache.CacheManager;
import org.apache.commons.lang3.time.StopWatch;
import org.apache.wiki.TestEngine;
import org.apache.wiki.WikiContext;
import org.apache.wiki.api.core.Page;
import org.apache.wiki.pages.PageManager;
import org.apache.wiki.parser.MarkupParser;
import org.apache.wiki.parser.WikiDocument;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;

public class RenderingManagerTest {

    TestEngine       m_engine = TestEngine.build();
    RenderingManager m_manager = m_engine.getManager( RenderingManager.class );

    @AfterEach
    public void tearDown() throws Exception {
        m_engine.getManager( PageManager.class ).deletePage( "TestPage" );
        CacheManager.getInstance().removeAllCaches();
    }

    @Test
    public void testBeautifyTitle() {
        final String src = "WikiNameThingy";
        Assertions.assertEquals("Wiki Name Thingy", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    /**
     *  Acronyms should be treated wisely.
     */
    @Test
    public void testBeautifyTitleAcronym() {
        final String src = "JSPWikiPage";
        Assertions.assertEquals("JSP Wiki Page", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    /**
     *  Acronyms should be treated wisely.
     */
    @Test
    public void testBeautifyTitleAcronym2() {
        final String src = "DELETEME";
        Assertions.assertEquals("DELETEME", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    @Test
    public void testBeautifyTitleAcronym3() {
        final String src = "JSPWikiFAQ";
        Assertions.assertEquals("JSP Wiki FAQ", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    @Test
    public void testBeautifyTitleNumbers() {
        final String src = "TestPage12";
        Assertions.assertEquals("Test Page 12", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    /**
     *  English articles too.
     */
    @Test
    public void testBeautifyTitleArticle() {
        final String src = "ThisIsAPage";
        Assertions.assertEquals("This Is A Page", m_engine.getManager( RenderingManager.class ).beautifyTitle( src ) );
    }

    @Test
    public void testGetHTML() throws Exception {
        final String text = "''Foobar.''";
        final String name = "Test1";
        m_engine.saveText( name, text );

        final String data = m_engine.getManager( RenderingManager.class ).getHTML( name );
        Assertions.assertEquals( "<i>Foobar.</i>\n", data );
    }

    /**
     * Tests the relative speed of the DOM cache with respect to
     * page being parsed every single time.
     * @throws Exception
     */
    @Test
    public void testCache()
        throws Exception
    {
        m_engine.saveText( "TestPage", TEST_TEXT );

        final StopWatch sw = new StopWatch();

        // System.out.println("DOM cache speed test:");
        sw.start();

        for( int i = 0; i < 300; i++ )
        {
            final Page page = m_engine.getManager( PageManager.class ).getPage( "TestPage" );
            final String pagedata = m_engine.getManager( PageManager.class ).getPureText( page );

            final WikiContext context = new WikiContext( m_engine, page );

            final MarkupParser p = m_manager.getParser( context, pagedata );

            final WikiDocument d = p.parse();

            final String html = m_manager.getHTML( context, d );
            Assertions.assertNotNull( "noncached got null response",html);
        }

        sw.stop();
        // System.out.println("  Nocache took "+sw);

        // long nocachetime = sw.getTime();

        sw.reset();
        sw.start();

        for( int i = 0; i < 300; i++ ) {
            final Page page = m_engine.getManager( PageManager.class ).getPage( "TestPage" );
            final String pagedata = m_engine.getManager( PageManager.class ).getPureText( page );
            final WikiContext context = new WikiContext( m_engine, page );
            final String html = m_manager.getHTML( context, pagedata );

            Assertions.assertNotNull("cached got null response",html);
        }

        sw.stop();
        // System.out.println("  Cache took "+sw);

        // long speedup = nocachetime / sw.getTime();
        // System.out.println("  Approx speedup: "+speedup+"x");
    }

    private static final String TEST_TEXT =
        "Please ''check [RecentChanges].\n" +
        "\n" +
        "Testing. fewfwefe\n" +
        "\n" +
        "CHeck [testpage]\n" +
        "\n" +
        "More testing.\n" +
        "dsadsadsa''\n" +
        "Is this {{truetype}} or not?\n" +
        "What about {{{This}}}?\n" +
        "How about {{this?\n" +
        "\n" +
        "{{{\n" +
        "{{text}}\n" +
        "}}}\n" +
        "goo\n" +
        "\n" +
        "<b>Not bold</b>\n" +
        "\n" +
        "motto\n" +
        "\n" +
        "* This is a list which we\n" +
        "shall continue on a other line.\n" +
        "* There is a list item here.\n" +
        "*  Another item.\n" +
        "* More stuff, which continues\n" +
        "on a second line.  And on\n" +
        "a third line as well.\n" +
        "And a fourth line.\n" +
        "* Third item.\n" +
        "\n" +
        "Foobar.\n" +
        "\n" +
        "----\n" +
        "\n" +
        "!!!Really big heading\n" +
        "Text.\n" +
        "!! Just a normal heading [with a hyperlink|Main]\n" +
        "More text.\n" +
        "!Just a small heading.\n" +
        "\n" +
        "This should be __bold__ text.\n" +
        "\n" +
        "__more bold text continuing\n" +
        "on the next line.__\n" +
        "\n" +
        "__more bold text continuing\n" +
        "\n" +
        "on the next paragraph.__\n" +
        "\n" +
        "\n" +
        "This should be normal.\n" +
        "\n" +
        "Now, let's try ''italic text''.\n" +
        "\n" +
        "Bulleted lists:\n" +
        "* One\n" +
        "Or more.\n" +
        "* Two\n" +
        "\n" +
        "** Two.One\n" +
        "\n" +
        "*** Two.One.One\n" +
        "\n" +
        "* Three\n" +
        "\n" +
        "Numbered lists.\n" +
        "# One\n" +
        "# Two\n" +
        "# Three\n" +
        "## Three.One\n" +
        "## Three.Two\n" +
        "## Three.Three\n" +
        "### Three.Three.One\n" +
        "# Four\n" +
        "\n" +
        "End?\n" +
        "\n" +
        "No, let's {{break}} things.\\ {{{ {{{ {{text}} }}} }}}\n" +
        "\n" +
        "More breaking.\n" +
        "\n" +
        "{{{\n" +
        "code.}}\n" +
        "----\n" +
        "author: [Asser], [Ebu], [JanneJalkanen], [Jarmo|mailto:jarmo@regex.com.au]\n";
}
