/*
* 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 com.facebook.presto.client;
import org.testng.annotations.Test;
import static com.facebook.presto.client.IntervalYearMonth.formatMonths;
import static com.facebook.presto.client.IntervalYearMonth.parseMonths;
import static com.facebook.presto.client.IntervalYearMonth.toMonths;
import static org.testng.Assert.assertEquals;
public class TestIntervalYearMonth
{
@Test
public void testFormat()
{
assertMonths(0, "0-0");
assertMonths(toMonths(0, 0), "0-0");
assertMonths(3, "0-3");
assertMonths(-3, "-0-3");
assertMonths(toMonths(0, 3), "0-3");
assertMonths(toMonths(0, -3), "-0-3");
assertMonths(28, "2-4");
assertMonths(-28, "-2-4");
assertMonths(toMonths(2, 4), "2-4");
assertMonths(toMonths(-2, -4), "-2-4");
assertMonths(Integer.MAX_VALUE, "178956970-7");
assertMonths(Integer.MIN_VALUE + 1, "-178956970-7");
assertMonths(Integer.MIN_VALUE, "-178956970-8");
}
private static void assertMonths(int months, String formatted)
{
assertEquals(formatMonths(months), formatted);
assertEquals(parseMonths(formatted), months);
}
@Test
public void testMaxYears()
{
int years = Integer.MAX_VALUE / 12;
assertEquals(toMonths(years, 0), years * 12);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testOverflow()
{
int days = (Integer.MAX_VALUE / 12) + 1;
toMonths(days, 0);
}
}