/**
* Copyright 2011-2014 Asakusa Framework Team.
*
* 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.asakusafw.windgate.hadoopfs;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.compress.DefaultCodec;
import org.junit.Before;
import org.junit.Test;
import com.asakusafw.runtime.util.hadoop.ConfigurationProvider;
import com.asakusafw.windgate.core.ParameterList;
import com.asakusafw.windgate.core.ProfileContext;
import com.asakusafw.windgate.core.resource.ResourceProfile;
/**
* Test for {@link HadoopFsProfile}.
*/
public class HadoopFsProfileTest {
private Configuration hadoopConf;
/**
* Initializes the test.
* @throws Exception if some errors were occurred
*/
@Before
public void setUp() throws Exception {
hadoopConf = new ConfigurationProvider().newInstance();
}
/**
* Converts a simple resource profile.
* @throws Exception if failed
*/
@Test
public void convert() throws Exception {
hadoopConf.set("fs.default.name", "file:/");
Map<String, String> conf = new HashMap<String, String>();
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile profile = HadoopFsProfile.convert(hadoopConf, resourceProfile);
assertThat(profile.getResourceName(), is("testing"));
assertThat(profile.getBasePath().toUri().getScheme(), is("file"));
}
/**
* Converts a resource profile with base path.
* @throws Exception if failed
*/
@Test
public void convert_basePath() throws Exception {
File current = new File(".").getAbsoluteFile().getCanonicalFile();
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_BASE_PATH, current.toURI().toString());
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile profile = HadoopFsProfile.convert(hadoopConf, resourceProfile);
assertThat(profile.getResourceName(), is("testing"));
assertThat(profile.getBasePath(), is(new Path(current.toURI())));
}
/**
* Converts a resource profile with base path.
* @throws Exception if failed
*/
@Test
public void convert_basePath_relative() throws Exception {
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_BASE_PATH, "target");
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile profile = HadoopFsProfile.convert(hadoopConf, resourceProfile);
assertThat(profile.getResourceName(), is("testing"));
assertThat(profile.getBasePath().getName(), is("target"));
}
/**
* Converts a resource profile with base path.
* @throws Exception if failed
*/
@Test
public void convert_basePath_parameterize() throws Exception {
File current = new File(".").getAbsoluteFile().getCanonicalFile();
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_BASE_PATH, current.toURI().toString() + "/${var}");
Map<String, String> env = new HashMap<String, String>();
env.put("var", "replacement");
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList(env)),
conf);
HadoopFsProfile profile = HadoopFsProfile.convert(hadoopConf, resourceProfile);
assertThat(profile.getResourceName(), is("testing"));
assertThat(profile.getBasePath().getName(), is("replacement"));
}
/**
* Converts a resource profile with base path which includes undefined variables.
* @throws Exception if failed
*/
@Test(expected = IllegalArgumentException.class)
public void convert_basePath_unresolved() throws Exception {
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_BASE_PATH, "${__UNDEFINED__}");
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile.convert(hadoopConf, resourceProfile);
}
/**
* Converts a resource profile with base path which includes undefined variables.
* @throws Exception if failed
*/
@Test(expected = IOException.class)
public void convert_basePath_invalid() throws Exception {
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_BASE_PATH, "INVALIDFS:UNKNOWN");
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile.convert(hadoopConf, resourceProfile);
}
/**
* Converts a resource profile with compression codec.
* @throws Exception if failed
*/
@Test
public void convert_compression() throws Exception {
Map<String, String> conf = new HashMap<String, String>();
conf.put(HadoopFsProfile.KEY_COMPRESSION, DefaultCodec.class.getName());
ResourceProfile resourceProfile = new ResourceProfile(
"testing",
HadoopFsProvider.class,
new ProfileContext(getClass().getClassLoader(), new ParameterList()),
conf);
HadoopFsProfile profile = HadoopFsProfile.convert(hadoopConf, resourceProfile);
assertThat(profile.getResourceName(), is("testing"));
// may occur warn log
}
}