Java tutorial
/** * 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.pig.backend.hadoop.accumulo; import java.io.IOException; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import java.util.Map.Entry; import org.apache.commons.cli.ParseException; import org.apache.hadoop.conf.Configuration; import org.junit.Assert; import org.junit.Before; import org.junit.Ignore; import org.junit.Test; public class TestAccumuloStorageConfiguration { protected Configuration original; protected AccumuloStorage storage; @Before public void setup() throws ParseException, IOException { storage = new AccumuloStorage(); original = new Configuration(); original.set("string1", "value1"); original.set("string2", "value2"); original.set("string3", "value3"); original.setBoolean("boolean", true); original.setLong("long", 10); original.setInt("integer", 20); } protected Map<String, String> getContents(Configuration conf) { Map<String, String> contents = new HashMap<String, String>(); Iterator<Entry<String, String>> iter = conf.iterator(); while (iter.hasNext()) { Entry<String, String> entry = iter.next(); contents.put(entry.getKey(), entry.getValue()); } return contents; } @Test public void testClearEquivalenceStrings() { Configuration clearCopy = new Configuration(original); Assert.assertEquals(getContents(original), getContents(clearCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("string1", "foo"); entriesToUnset.put("string3", "bar"); storage.clearUnset(clearCopy, entriesToUnset); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"string1".equals(entry.getKey()) && !"string3".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(clearCopy)); } @Test public void testClearEquivalenceOnTypes() { Configuration clearCopy = new Configuration(original); Assert.assertEquals(getContents(original), getContents(clearCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("long", "foo"); entriesToUnset.put("boolean", "bar"); entriesToUnset.put("integer", "foobar"); storage.clearUnset(clearCopy, entriesToUnset); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"long".equals(entry.getKey()) && !"boolean".equals(entry.getKey()) && !"integer".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(clearCopy)); } @Ignore // Ignored until dependency gets updated to Hadoop >=1.2.0 and we have // Configuration#unset @Test public void testUnsetEquivalenceStrings() { Configuration unsetCopy = new Configuration(original); Assert.assertEquals(getContents(original), getContents(unsetCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("string1", "foo"); entriesToUnset.put("string3", "bar"); storage.simpleUnset(unsetCopy, entriesToUnset); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"string1".equals(entry.getKey()) && !"string2".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(unsetCopy)); } @Ignore // Ignored until dependency gets updated to Hadoop >=1.2.0 and we have // Configuration#unset @Test public void testEquivalenceStrings() { Configuration unsetCopy = new Configuration(original), clearCopy = new Configuration(original); Assert.assertEquals(getContents(unsetCopy), getContents(clearCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("string1", "foo"); entriesToUnset.put("string3", "bar"); storage.simpleUnset(unsetCopy, entriesToUnset); storage.clearUnset(clearCopy, entriesToUnset); Assert.assertEquals(getContents(unsetCopy), getContents(clearCopy)); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"string1".equals(entry.getKey()) && !"string2".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(unsetCopy)); Assert.assertEquals(getContents(originalCopy), getContents(clearCopy)); } @Ignore // Ignored until dependency gets updated to Hadoop >=1.2.0 and we have // Configuration#unset @Test public void testEquivalenceOnTypes() { Configuration unsetCopy = new Configuration(original), clearCopy = new Configuration(original); Assert.assertEquals(getContents(original), getContents(unsetCopy)); Assert.assertEquals(getContents(original), getContents(clearCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("long", "foo"); entriesToUnset.put("boolean", "bar"); entriesToUnset.put("integer", "foobar"); storage.simpleUnset(unsetCopy, entriesToUnset); storage.clearUnset(clearCopy, entriesToUnset); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"long".equals(entry.getKey()) && !"boolean".equals(entry.getKey()) && !"integer".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(unsetCopy)); Assert.assertEquals(getContents(originalCopy), getContents(clearCopy)); } @Ignore // Ignored until dependency gets updated to Hadoop >=1.2.0 and we have // Configuration#unset @Test public void testUnsetEquivalenceOnTypes() { Configuration unsetCopy = new Configuration(original); Assert.assertEquals(getContents(original), getContents(unsetCopy)); Map<String, String> entriesToUnset = new HashMap<String, String>(); entriesToUnset.put("long", "foo"); entriesToUnset.put("boolean", "bar"); entriesToUnset.put("integer", "foobar"); storage.simpleUnset(unsetCopy, entriesToUnset); Configuration originalCopy = new Configuration(); for (Entry<String, String> entry : original) { if (!"long".equals(entry.getKey()) && !"boolean".equals(entry.getKey()) && !"integer".equals(entry.getKey())) { originalCopy.set(entry.getKey(), entry.getValue()); } } Assert.assertEquals(getContents(originalCopy), getContents(unsetCopy)); } }