/*
* Copyright 2013 Cloudera.
*
* 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.cloudera.cdk.data.hcatalog;
import com.cloudera.cdk.data.DatasetDescriptor;
import com.cloudera.cdk.data.MetadataProvider;
import com.cloudera.cdk.data.TestMetadataProviders;
import com.google.common.io.Files;
import junit.framework.Assert;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.junit.After;
import org.junit.Test;
public class TestExternalHCatalogMetadataProvider extends TestMetadataProviders {
private Path testDirectory;
public TestExternalHCatalogMetadataProvider(boolean distributed) {
super(distributed);
}
@Override
public MetadataProvider newProvider(Configuration conf) {
this.testDirectory = new Path(Files.createTempDir().getAbsolutePath());
return new HCatalogExternalMetadataProvider(conf, testDirectory);
}
@After
public void cleanHCatalog() {
// ensures all tables are removed
HCatalog hcat = new HCatalog(conf);
for (String tableName : hcat.getAllTables("default")) {
hcat.dropTable("default", tableName);
}
}
@Test
public void testCreateAssignsCorrectLocation() {
ensureCreated();
DatasetDescriptor loaded = provider.load(NAME);
Path assignedPath = new Path(loaded.getLocation().getPath());
Assert.assertEquals("Path should be in the test directory",
new Path(testDirectory, NAME), assignedPath);
}
// TODO:
// * check table metadata for Avro/Parquet and compatibility
}