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 * 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
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 *   http://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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package api.i18n;

import com.sun.star.i18n.CalendarDisplayCode;
import com.sun.star.i18n.NativeNumberMode;
import com.sun.star.i18n.XExtendedCalendar;
import com.sun.star.i18n.XLocaleData;
import com.sun.star.lang.Locale;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Assert;
import org.junit.Test;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import org.openoffice.test.uno.UnoApp;


/**
 *
 */
public class XExtendedCalendarTest {
    private static final UnoApp app = new UnoApp();

    private XComponentContext xContext = null;
    public XExtendedCalendar oObj = null;
    boolean useUSENLocale = false;

    // setup and close connections
    @BeforeClass
    public static void setUpConnection() throws Exception
    {
        app.start();
    }

    @AfterClass
    public static void tearDownConnection() throws InterruptedException, com.sun.star.uno.Exception
    {
        app.close();
    }

    /**
     * Load a calendar
     */
    @Before
    public void before() throws Exception {
        xContext = app.getComponentContext();
        Locale[] installed_locales = null;
        XLocaleData locData = null;
        locData = UnoRuntime.queryInterface(
            XLocaleData.class,
            xContext.getServiceManager().createInstanceWithContext("com.sun.star.i18n.LocaleData", xContext)
        );
        oObj = UnoRuntime.queryInterface(
            XExtendedCalendar.class,
            xContext.getServiceManager().createInstanceWithContext("com.sun.star.i18n.LocaleCalendar", xContext)
        );
        installed_locales = locData.getAllInstalledLocaleNames();
        // use first Locale as fallback, if US-English is not found
        Locale lo = installed_locales[0];
        for (int i=0; i<installed_locales.length; i++) {
            // search for "en" and "US"
            if (installed_locales[i].Language.equals("en") &&
                            installed_locales[i].Country.equals("US")) {
                lo = installed_locales[i];
                useUSENLocale = true;
            }
        }
        System.out.println("Choose Locale: '" + lo.Language + "', '" + lo.Country + "'");
        oObj.loadDefaultCalendar(lo);
    }

    @Test
    public void _getDisplayString() {
        // against regression: the current state is the right one.
        boolean result = true;
        String[] displayString = new String[6];
        // build the defaults with the Java Calendar functions
        String[] expectedStringResult = new String[6];
        Calendar cal = new GregorianCalendar();
        Date actualDate = cal.getTime();

        SimpleDateFormat sdf = getSDF("yy");
        expectedStringResult[0] = "AD" + sdf.format(actualDate);

        sdf = getSDF("yyyy");
        expectedStringResult[1] = "AD" + sdf.format(actualDate);

        sdf = getSDF("MM");
        expectedStringResult[2] = sdf.format(actualDate);

        int month = cal.get(Calendar.MONTH) + 1;
        String quarter = "Q1";
        String longQuarter = "1st quarter";
        if (4 <= month && month <= 6) { quarter = "Q2"; longQuarter = "2nd quarter"; }
        else if (7 <= month && month <= 9) { quarter = "Q3"; longQuarter = "3rd quarter"; }
        else if (10 <= month && month <= 12) {quarter = "Q4"; longQuarter = "4th quarter"; }
        expectedStringResult[3] = quarter;
        expectedStringResult[4] = longQuarter;

        sdf = getSDF("MMMM");
        expectedStringResult[5] = sdf.format(actualDate);

        displayString[0] = oObj.getDisplayString(CalendarDisplayCode.SHORT_YEAR_AND_ERA, NativeNumberMode.NATNUM0);
        displayString[1] = oObj.getDisplayString(CalendarDisplayCode.LONG_YEAR_AND_ERA, NativeNumberMode.NATNUM0);
        displayString[2] = oObj.getDisplayString(CalendarDisplayCode.LONG_MONTH, NativeNumberMode.NATNUM0);
        displayString[3] = oObj.getDisplayString(CalendarDisplayCode.SHORT_QUARTER, NativeNumberMode.NATNUM0);
        displayString[4] = oObj.getDisplayString(CalendarDisplayCode.LONG_QUARTER, NativeNumberMode.NATNUM0);
        displayString[5] = oObj.getDisplayString(CalendarDisplayCode.LONG_MONTH_NAME, NativeNumberMode.NATNUM0);

        for (int i=0; i<displayString.length; i++) {
            boolean locResult = false;
            if (useUSENLocale) {
                locResult = displayString[i].equals(expectedStringResult[i]);
                if (!locResult)
                    System.out.println("getDisplayString() result " + i + ": '" + displayString[i]
                                        + "', expected: '" + expectedStringResult[i] + "'");
                result &= locResult;
            }
            else { // no defaults for other locales, just expect a String
                locResult &= displayString[i] != null;
                if (!locResult)
                    System.out.println("getDisplayString() result " + i + " was 'null'");
                result &= locResult;
            }
        }
        Assert.assertTrue("getDisplayString()", result);
    }

    private SimpleDateFormat getSDF(String format){
        if (useUSENLocale) return new SimpleDateFormat(format, java.util.Locale.US);
        return new SimpleDateFormat(format);
    }
}