branch-2.0.4-alpha/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/util/TestConverterUtils.java

/**
* 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.hadoop.yarn.util;

import static org.junit.Assert.*;

import java.net.URISyntaxException;

import org.apache.hadoop.fs.Path;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.URL;
import org.junit.Test;

public class TestConverterUtils {
  
  @Test
  public void testConvertUrlWithNoPort() throws URISyntaxException {
    Path expectedPath = new Path("hdfs://foo.com");
    URL url = ConverterUtils.getYarnUrlFromPath(expectedPath);
    Path actualPath = ConverterUtils.getPathFromYarnURL(url);
    assertEquals(expectedPath, actualPath);
  }

  @Test
  public void testContainerId() throws URISyntaxException {
    ContainerId id = BuilderUtils.newContainerId(0, 0, 0, 0);
    String cid = ConverterUtils.toString(id);
    assertEquals("container_0_0000_00_000000", cid);
    ContainerId gen = ConverterUtils.toContainerId(cid);
    assertEquals(gen, id);
  }

  @Test
  public void testContainerIdNull() throws URISyntaxException {
    assertNull(ConverterUtils.toString((ContainerId)null));
  }  
}