/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.pig.test;
import java.util.Properties;
import org.apache.pig.backend.hadoop.datastorage.ConfigurationUtil;
import org.junit.Assert;
import org.junit.Test;
public class TestConfigurationUtil {
@Test
public void testExpandForAlternativeNames() {
Properties properties = null;
properties = ConfigurationUtil.expandForAlternativeNames("fs.df.interval", "500");
Assert.assertEquals(1,properties.size());
Assert.assertEquals("500",properties.get("fs.df.interval"));
properties = ConfigurationUtil.expandForAlternativeNames("dfs.df.interval", "600");
Assert.assertEquals(2,properties.size());
Assert.assertEquals("600",properties.get("fs.df.interval"));
Assert.assertEquals("600",properties.get("dfs.df.interval"));
properties = ConfigurationUtil.expandForAlternativeNames("", "");
Assert.assertEquals(1,properties.size());
Assert.assertEquals("",properties.get(""));
}
}