gobblin.config.store.hdfs.SimpleHdfsConfigureStoreFactoryTest.java Source code

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Here is the source code for gobblin.config.store.hdfs.SimpleHdfsConfigureStoreFactoryTest.java

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/*
 * 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 gobblin.config.store.hdfs;

import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.testng.Assert;
import org.testng.annotations.Test;

import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
import com.typesafe.config.ConfigValueFactory;

import gobblin.config.store.api.ConfigStoreCreationException;

/**
 * Unit tests for {@link SimpleHDFSConfigStoreFactory}.
 */
@Test(groups = "gobblin.config.store.hdfs", singleThreaded = true)
public class SimpleHdfsConfigureStoreFactoryTest {

    @Test
    public void testGetDefaults() throws URISyntaxException, ConfigStoreCreationException, IOException {
        Path configStoreDir = new Path(SimpleHDFSConfigStore.CONFIG_STORE_NAME);
        FileSystem localFS = FileSystem.getLocal(new Configuration());

        try {
            Assert.assertTrue(localFS.mkdirs(configStoreDir));

            SimpleLocalHDFSConfigStoreFactory simpleLocalHDFSConfigStoreFactory = new SimpleLocalHDFSConfigStoreFactory();

            URI configKey = new URI(simpleLocalHDFSConfigStoreFactory.getScheme(), "", "", "", "");
            SimpleHDFSConfigStore simpleHDFSConfigStore = simpleLocalHDFSConfigStoreFactory
                    .createConfigStore(configKey);

            Assert.assertEquals(simpleHDFSConfigStore.getStoreURI().getScheme(),
                    simpleLocalHDFSConfigStoreFactory.getScheme());
            Assert.assertNull(simpleHDFSConfigStore.getStoreURI().getAuthority());
            Assert.assertEquals(simpleHDFSConfigStore.getStoreURI().getPath(), System.getProperty("user.dir"));
        } finally {
            localFS.delete(configStoreDir, true);
        }
    }

    @Test
    public void testConfiguration() throws Exception {
        FileSystem localFS = FileSystem.getLocal(new Configuration());
        Path testRoot = localFS.makeQualified(new Path("testConfiguration"));
        Path configRoot = localFS.makeQualified(new Path(testRoot, "dir2"));
        Path configStoreRoot = new Path(configRoot, SimpleHDFSConfigStore.CONFIG_STORE_NAME);
        Assert.assertTrue(localFS.mkdirs(configStoreRoot));
        try {
            Config confConf1 = ConfigFactory.empty().withValue(SimpleHDFSConfigStoreFactory.DEFAULT_STORE_URI_KEY,
                    ConfigValueFactory.fromAnyRef(configRoot.toString()));
            SimpleHDFSConfigStoreFactory confFactory = new SimpleHDFSConfigStoreFactory(confConf1);
            Assert.assertTrue(confFactory.hasDefaultStoreURI());
            Assert.assertEquals(confFactory.getDefaultStoreURI(), configRoot.toUri());
            Assert.assertEquals(confFactory.getPhysicalScheme(), "file");
            Assert.assertEquals(confFactory.getDefaultRootDir().toString(),
                    "file:" + System.getProperty("user.home"));

            // Valid path
            SimpleHDFSConfigStore store1 = confFactory.createConfigStore(new URI("simple-file:/d"));
            Assert.assertEquals(store1.getStoreURI().getScheme(), confFactory.getScheme());
            Assert.assertEquals(store1.getStoreURI().getAuthority(),
                    confFactory.getDefaultStoreURI().getAuthority());
            Assert.assertEquals(store1.getStoreURI().getPath(), confFactory.getDefaultStoreURI().getPath());

            // Invalid path
            Config confConf2 = ConfigFactory.empty().withValue(SimpleHDFSConfigStoreFactory.DEFAULT_STORE_URI_KEY,
                    ConfigValueFactory.fromAnyRef(testRoot.toString()));
            try {
                new SimpleHDFSConfigStoreFactory(confConf2);
                Assert.fail("Exception expected");
            } catch (IllegalArgumentException e) {
                Assert.assertTrue(e.getMessage().contains("Path does not appear to be a config store root"));
            }

            // Empty path
            Config confConf3 = ConfigFactory.empty().withValue(SimpleHDFSConfigStoreFactory.DEFAULT_STORE_URI_KEY,
                    ConfigValueFactory.fromAnyRef(""));
            try {
                new SimpleHDFSConfigStoreFactory(confConf3);
                Assert.fail("Exception expected");
            } catch (IllegalArgumentException e) {
                Assert.assertTrue(e.getMessage().contains("Default store URI should be non-empty"));
            }
        } finally {
            localFS.delete(testRoot, true);
        }
    }
}