| /* |
| * 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.piggybank.test.evaluation.string; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| import org.apache.pig.EvalFunc; |
| import org.apache.pig.PigServer; |
| import org.apache.pig.data.Tuple; |
| import org.apache.pig.data.TupleFactory; |
| import org.apache.pig.piggybank.evaluation.string.REPLACE_MULTI; |
| import org.apache.pig.test.Util; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestReplaceMulti { |
| |
| private static PigServer pigServer; |
| |
| @Before |
| public void setUp() throws Exception { |
| Properties properties = new Properties(); |
| properties.put("udf.import.list", "org.apache.pig.builtin:org.apache.pig.piggybank.evaluation.string"); |
| pigServer = new PigServer(Util.getLocalTestMode(), properties); |
| } |
| |
| @Test |
| public void testNullSourceStringToReplaceMultiUDF() throws Exception { |
| Tuple input; |
| String output; |
| |
| String inputStr = null; |
| |
| List<Object> list = new LinkedList<Object>(); |
| EvalFunc<String> strFunc = new REPLACE_MULTI(); |
| list.add(inputStr); |
| Map<String, String> map = new HashMap<String, String>(); |
| list.add(map); |
| input = TupleFactory.getInstance().newTuple(list); |
| output = strFunc.exec(input); |
| assertNull(output); |
| |
| } |
| |
| @Test |
| public void testSearchReplacementMapNullToReplaceMultiUDF() |
| throws Exception { |
| Tuple input; |
| String output; |
| |
| String inputStr = "Hello World!"; |
| String expected = "Hello World!"; |
| |
| List<Object> list = new LinkedList<Object>(); |
| EvalFunc<String> strFunc = new REPLACE_MULTI(); |
| list.add(inputStr); |
| Map<String, String> map = null; |
| list.add(map); |
| input = TupleFactory.getInstance().newTuple(list); |
| output = strFunc.exec(input); |
| assertTrue(output.equals(expected)); |
| |
| } |
| |
| @Test |
| public void testEmptyMapToReplaceMultiUDF() throws Exception { |
| Tuple input; |
| String output; |
| |
| String inputStr = "Hello World!"; |
| String expected = "Hello World!"; |
| |
| List<Object> list = new LinkedList<Object>(); |
| EvalFunc<String> strFunc = new REPLACE_MULTI(); |
| list.add(inputStr); |
| Map<String, String> map = new HashMap<String, String>(); |
| list.add(map); |
| input = TupleFactory.getInstance().newTuple(list); |
| output = strFunc.exec(input); |
| assertTrue(output.equals(expected)); |
| |
| } |
| |
| @Test |
| public void testReplaceMultiUDF() throws Exception { |
| Tuple input; |
| String output; |
| |
| String inputStr = "Hello World!"; |
| String expected = "Halloo_Woorld"; |
| |
| List<Object> list = new LinkedList<Object>(); |
| EvalFunc<String> strFunc = new REPLACE_MULTI(); |
| list.add(inputStr); |
| Map<String, String> map = new HashMap<String, String>(); |
| map.put(" ", "_"); |
| map.put("e", "a"); |
| map.put("!", ""); |
| map.put("o", "oo"); |
| list.add(map); |
| input = TupleFactory.getInstance().newTuple(list); |
| output = strFunc.exec(input); |
| assertTrue(output.equals(expected)); |
| |
| } |
| |
| @Test |
| public void testPigScriptForReplaceMultiUDFNullParameters() |
| throws Exception { |
| String inputStr = "Hello World!"; |
| |
| File inputFile = Util.createInputFile("tmp", "testReplaceMultiIn.txt", |
| new String[] { inputStr }); |
| |
| // test typed data |
| pigServer.registerQuery("A = LOAD '" |
| + Util.encodeEscape(inputFile.getAbsolutePath()) |
| + "' AS (name: chararray);"); |
| pigServer |
| .registerQuery("B = FOREACH A GENERATE org.apache.pig.piggybank.evaluation.string.REPLACE_MULTI(NULL, NULL);"); |
| |
| Iterator<Tuple> it = pigServer.openIterator("B"); |
| assertTrue(it.hasNext()); |
| Tuple t = it.next(); |
| assertNull(t.get(0)); |
| } |
| |
| @Test |
| public void testPigScriptForReplaceMultiUDFNullMap() throws Exception { |
| String inputStr = "Hello World!"; |
| |
| File inputFile = Util.createInputFile("tmp", "testReplaceMultiIn.txt", |
| new String[] { inputStr }); |
| |
| // test typed data |
| pigServer.registerQuery("A = LOAD '" |
| + Util.encodeEscape(inputFile.getAbsolutePath()) |
| + "' AS (name: chararray);"); |
| pigServer |
| .registerQuery("B = FOREACH A GENERATE REPLACE_MULTI(name, NULL);"); |
| |
| Iterator<Tuple> it = pigServer.openIterator("B"); |
| assertTrue(it.hasNext()); |
| Tuple t = it.next(); |
| assertEquals(inputStr, t.get(0)); |
| } |
| |
| @Test |
| public void testPigScriptForReplaceMultiUDF() throws Exception { |
| String inputStr = "Hello World!"; |
| |
| File inputFile = Util.createInputFile("tmp", "testReplaceMultiIn.txt", |
| new String[] { inputStr }); |
| |
| // test typed data |
| pigServer.registerQuery("A = LOAD '" |
| + Util.encodeEscape(inputFile.getAbsolutePath()) |
| + "' AS (name: chararray);"); |
| pigServer |
| .registerQuery("B = FOREACH A GENERATE REPLACE_MULTI(name, [' '#'_','e'#'a','o'#'oo','!'#'']);"); |
| |
| Iterator<Tuple> it = pigServer.openIterator("B"); |
| assertTrue(it.hasNext()); |
| Tuple t = it.next(); |
| assertEquals("Halloo_Woorld", t.get(0)); |
| } |
| |
| } |