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/*
* Copyright (C) 2008-2017, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick;
import com.juick.util.DateFormattersHolder;
import org.apache.commons.lang3.RandomUtils;
import org.junit.Test;
import java.time.Instant;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.TimeZone;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
/**
* Created by aalexeev on 12/7/16.
*/
public class FormatterTest {
@Test
public void forAnyDateFormatterShouldReturnNotEmptyString() throws Exception {
Instant ts = Instant.now();
assertThat(DateFormattersHolder.getMessageFormatterInstance().format(ts), not(isEmptyOrNullString()));
assertThat(DateFormattersHolder.getRssFormatterInstance().format(ts), not(isEmptyOrNullString()));
ts = Instant.ofEpochMilli(RandomUtils.nextLong(1, Long.MAX_VALUE / 10000));
assertThat(DateFormattersHolder.getMessageFormatterInstance().format(ts), not(isEmptyOrNullString()));
assertThat(DateFormattersHolder.getRssFormatterInstance().format(ts), not(isEmptyOrNullString()));
}
@Test
public void forConcreteDateShouldReturnCorrectString() throws Exception {
Calendar calendar = GregorianCalendar.getInstance();
calendar.set(2012, 0, 1, 0, 0, 0);
calendar.setTimeZone(TimeZone.getTimeZone("UTC"));
Date date = calendar.getTime();
assertThat(DateFormattersHolder.getMessageFormatterInstance().format(date.toInstant()), equalTo("2012-01-01 00:00:00"));
assertThat(DateFormattersHolder.getRssFormatterInstance().format(date.toInstant()), equalTo("Sun, 1 Jan 2012 00:00:00"));
assertThat(DateFormattersHolder.getHttpDateFormatter().format(date.toInstant()), equalTo("Sun, 01 Jan 2012 00:00:00 GMT"));
}
}
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