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/*
    SpecRunner - Acceptance Test Driven Development Tool
    Copyright (C) 2011-2016  Thiago Santos

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program 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 for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see 
 */
package org.specrunner.htmlunit.assertions;

import java.util.List;

import nu.xom.Node;
import nu.xom.Nodes;

import org.specrunner.context.IContext;
import org.specrunner.plugins.PluginException;
import org.specrunner.result.IResultSet;

import com.gargoylesoftware.htmlunit.Page;
import com.gargoylesoftware.htmlunit.WebClient;
import com.gargoylesoftware.htmlunit.html.HtmlElement;
import com.gargoylesoftware.htmlunit.html.HtmlOption;
import com.gargoylesoftware.htmlunit.html.HtmlSelect;

/**
 * Check select selected items.
 * 
 * @author Thiago Santos
 * 
 */
public class PluginSelected extends AbstractPluginSelection {

    @Override
    protected int checkSelection(IContext context, IResultSet result, WebClient client, Page page, HtmlElement element) throws PluginException {
        Node node = context.getNode();
        Nodes expectedSelection = node.query(getOptionsPath());
        if (expectedSelection.size() == 0) {
            expectedSelection = new Nodes(node);
        }
        HtmlSelect select = (HtmlSelect) element;
        List currentSelection = select.getSelectedOptions();
        return testList(context, result, page, expectedSelection, currentSelection, false);
    }

    /**
     * The XPath for options.
     * 
     * @return The XPath.
     */
    protected String getOptionsPath() {
        return "descendant::li | descendant::option";
    }

}