// Copyright 2009 Google Inc.
//
// 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.google.visualization.datasource.query.engine;
import com.google.visualization.datasource.datatable.value.NumberValue;
import com.google.visualization.datasource.datatable.value.Value;
import junit.framework.TestCase;
import java.util.List;
/**
* Tests for the AggregationPath class
*
* @author Yoav G.
*/
public class AggregationPathTest extends TestCase {
public void simpleTest() {
AggregationPath path = new AggregationPath();
path.add(new NumberValue(3));
path.add(new NumberValue(4));
List<Value> values = path.getValues();
assertEquals(3.0, ((NumberValue) values.get(0)).getValue());
assertEquals(4.0, ((NumberValue) values.get(1)).getValue());
}
public void testReverse() {
AggregationPath path = new AggregationPath();
path.add(new NumberValue(3));
path.add(new NumberValue(4));
path.reverse();
List<Value> values = path.getValues();
assertEquals(4.0, ((NumberValue) values.get(0)).getValue());
assertEquals(3.0, ((NumberValue) values.get(1)).getValue());
}
public void testEmptyPath() {
AggregationPath path = new AggregationPath();
path.reverse();
List<Value> values = path.getValues();
assertEquals(0, values.size());
}
}