/*
 * Copyright (c) 2017-2020. Developed by Hedgecode.
 *
 * Licensed 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.hedgecode.snooker;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;

import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/**
 * Tests for {@link SnookerDateUtils}.
 *
 * @author Dmitry Samoshin aka gotty
 */
@RunWith(JUnit4.class)
public class SnookerDateUtilsTest extends Assert {

    private static final String DATE_PATTERN = SnookerScoreProperties.get("snooker.date.format");
    private static final String TIME_PATTERN = SnookerScoreProperties.get("snooker.time.format");
    private static final String DATETIME_PATTERN = String.format("%s %s", TIME_PATTERN , DATE_PATTERN);

    private static final TimeZone SNOOKER_TIMEZONE = TimeZone.getTimeZone(
            SnookerScoreProperties.get("snooker.timezone")
    );
    private static final TimeZone LOCAL_TIMEZONE = TimeZone.getDefault();

    @Test
    public void testFormatDate() throws Exception {
        Date currentDate = new Date();
        DateFormat dateFormat = new SimpleDateFormat(DATE_PATTERN);
        assertEquals(
                dateFormat.format(currentDate),
                SnookerDateUtils.formatDate(currentDate)
        );
    }

    @Test
    public void testFormatTime() throws Exception {
        Date currentTime = new Date();
        DateFormat timeFormat = new SimpleDateFormat(TIME_PATTERN);
        timeFormat.setTimeZone(SNOOKER_TIMEZONE);
        assertEquals(
                timeFormat.format(currentTime),
                SnookerDateUtils.formatTime(currentTime)
        );
        DateFormat datetimeFormat = new SimpleDateFormat(DATETIME_PATTERN);
        datetimeFormat.setTimeZone(SNOOKER_TIMEZONE);
        assertEquals(
                datetimeFormat.format(currentTime),
                SnookerDateUtils.formatTime(currentTime, true)
        );
    }

    @Test
    public void testFormatLocalTime() throws Exception {
        Date currentTime = new Date();
        DateFormat timeFormat = new SimpleDateFormat(TIME_PATTERN);
        timeFormat.setTimeZone(LOCAL_TIMEZONE);
        assertEquals(
                timeFormat.format(currentTime),
                SnookerDateUtils.formatLocalTime(currentTime)
        );
        DateFormat datetimeFormat = new SimpleDateFormat(DATETIME_PATTERN);
        datetimeFormat.setTimeZone(LOCAL_TIMEZONE);
        assertEquals(
                datetimeFormat.format(currentTime),
                SnookerDateUtils.formatLocalTime(currentTime, true)
        );
    }

    @Test
    public void testGetInstance() throws Exception {
        assertNotNull(
                SnookerDateUtils.getInstance()
        );
    }

}