/**
* 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.mahout.clustering.topdown;
import org.apache.hadoop.fs.Path;
import org.apache.mahout.common.MahoutTestCase;
import org.junit.Test;
import java.io.File;
public final class PathDirectoryTest extends MahoutTestCase {
private final Path output = new Path("output");
@Test
public void shouldReturnTopLevelClusterPath() {
Path expectedPath = new Path(output, PathDirectory.TOP_LEVEL_CLUSTER_DIRECTORY);
assertEquals(expectedPath, PathDirectory.getTopLevelClusterPath(output));
}
@Test
public void shouldReturnClusterPostProcessorOutputDirectory() {
Path expectedPath = new Path(output, PathDirectory.POST_PROCESS_DIRECTORY);
assertEquals(expectedPath, PathDirectory.getClusterPostProcessorOutputDirectory(output));
}
@Test
public void shouldReturnClusterOutputClusteredPoints() {
Path expectedPath = new Path(output, PathDirectory.CLUSTERED_POINTS_DIRECTORY + File.separator + '*');
assertEquals(expectedPath, PathDirectory.getClusterOutputClusteredPoints(output));
}
@Test
public void shouldReturnBottomLevelClusterPath() {
Path expectedPath = new Path(output + File.separator
+ PathDirectory.BOTTOM_LEVEL_CLUSTER_DIRECTORY + File.separator
+ '1');
assertEquals(expectedPath, PathDirectory.getBottomLevelClusterPath(output, "1"));
}
@Test
public void shouldReturnClusterPathForClusterId() {
Path expectedPath = new Path(PathDirectory.getClusterPostProcessorOutputDirectory(output), new Path("1"));
assertEquals(expectedPath, PathDirectory.getClusterPathForClusterId(
PathDirectory.getClusterPostProcessorOutputDirectory(output), "1"));
}
}