/*
* GSON Joda Time Serialisers
*
* Copyright 2013-2017 Greg Kopff
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.fatboyindustrial.gsonjodatime;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.junit.Test;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
/**
* Tests for {@link DateTimeConverter}.
*/
public class DateTimeConverterTest
{
/**
* Tests that the {@link DateTime} can be round-tripped.
*/
@Test
public void testRoundtrip()
{
final Gson gson = Converters.registerDateTime(new GsonBuilder()).create();
final DateTime dt = new DateTime();
assertThat(gson.fromJson(gson.toJson(dt), DateTime.class), is(dt));
}
/**
* Tests that deserialising an empty string returns null
*/
@Test
public void testDeserialiseEmptyString()
{
final Gson gson = Converters.registerDateTime(new GsonBuilder()).create();
assertThat(gson.fromJson("", DateTime.class), is(nullValue()));
}
/**
* Tests that deserialising a null string returns null
*/
@Test
public void testDeserialiseNullString()
{
final Gson gson = Converters.registerDateTime(new GsonBuilder()).create();
assertThat(gson.fromJson((String) null, DateTime.class), is(nullValue()));
}
/**
* Tests that deserialising an ISO 8601 string with a milliseconds value works
*/
@Test
public void testDeserializeWithMilliseconds()
{
final Gson gson = Converters.registerDateTime(new GsonBuilder()).create();
final String str = "\"2016-07-01T12:30:25.0Z\"";
final DateTime expected = new DateTime(2016, 7, 1, 12, 30, 25,
DateTimeZone.UTC).withZone(DateTimeZone.getDefault());
assertThat(gson.fromJson(str, DateTime.class), is(expected));
}
/**
* Tests that deserialising an ISO 8601 string without a milliseconds value works
*/
@Test
public void testDeserializeWithoutMilliseconds()
{
final Gson gson = Converters.registerDateTime(new GsonBuilder()).create();
final String str = "\"2016-07-01T12:30:25Z\"";
final DateTime expected = new DateTime(2016, 7, 1, 12, 30, 25,
DateTimeZone.UTC).withZone(DateTimeZone.getDefault());
assertThat(gson.fromJson(str, DateTime.class), is(expected));
}
}