/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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
*
* 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.elasticsearch.search.sort;
import org.elasticsearch.test.ESTestCase;
import java.util.Locale;
public class SortModeTests extends ESTestCase {
public void testSortMode() {
// we rely on these ordinals in serialization, so changing them breaks bwc.
assertEquals(0, SortMode.MIN.ordinal());
assertEquals(1, SortMode.MAX.ordinal());
assertEquals(2, SortMode.SUM.ordinal());
assertEquals(3, SortMode.AVG.ordinal());
assertEquals(4, SortMode.MEDIAN.ordinal());
assertEquals("min", SortMode.MIN.toString());
assertEquals("max", SortMode.MAX.toString());
assertEquals("sum", SortMode.SUM.toString());
assertEquals("avg", SortMode.AVG.toString());
assertEquals("median", SortMode.MEDIAN.toString());
for (SortMode mode : SortMode.values()) {
assertEquals(mode, SortMode.fromString(mode.toString()));
assertEquals(mode, SortMode.fromString(mode.toString().toUpperCase(Locale.ROOT)));
}
}
public void testParsingFromStringExceptions() {
Exception e = expectThrows(NullPointerException.class, () -> SortMode.fromString(null));
assertEquals("input string is null", e.getMessage());
e = expectThrows(IllegalArgumentException.class, () -> SortMode.fromString("xyz"));
assertEquals("Unknown SortMode [xyz]", e.getMessage());
}
}