| /* |
| * 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 java.io.IOException; |
| |
| import org.apache.pig.data.Tuple; |
| import org.apache.pig.data.TupleFactory; |
| import org.apache.pig.piggybank.evaluation.string.Stuff; |
| import org.junit.Test; |
| |
| public class TestStuff { |
| |
| Stuff udf = new Stuff(); |
| |
| @Test |
| public void test() throws IOException { |
| Tuple tupleWithNullElement = TupleFactory.getInstance().newTuple(1); |
| String result = udf.exec(tupleWithNullElement); |
| assertNull(result); |
| |
| Tuple t = TupleFactory.getInstance().newTuple(4); |
| t.set(0, "Chocolate Cake"); |
| t.set(1, 10); |
| t.set(2, 4); |
| t.set(3, "Pie"); |
| result = udf.exec(t); |
| assertEquals("Chocolate Pie", result); |
| |
| t.set(0, "Old Zealand"); |
| t.set(1, 0); |
| t.set(2, 3); |
| t.set(3, "New"); |
| result = udf.exec(t); |
| assertEquals("New Zealand", result); |
| |
| t.set(0, "Take a look"); |
| t.set(1, 5); |
| t.set(2, 1); |
| t.set(3, "b"); |
| result = udf.exec(t); |
| assertEquals("Take b look", result); |
| |
| t.set(0, "Take a look"); |
| t.set(1, 5); |
| t.set(2, 6);// replace until the end |
| t.set(3, "b"); |
| result = udf.exec(t); |
| assertEquals("Take b", result); |
| |
| t.set(0, "Take a look"); |
| t.set(1, 4); |
| t.set(2, 7);// replace until the end |
| t.set(3, null);// delete the specified portion |
| result = udf.exec(t); |
| assertEquals("Take", result); |
| |
| } |
| |
| @Test(expected = IOException.class) |
| public void testArgumentCountMismatch() throws IOException { |
| Tuple t = TupleFactory.getInstance().newTuple(1); |
| t.set(0, "some_val"); |
| udf.exec(t); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testIndexOutOfBounds() throws IOException { |
| Tuple t = TupleFactory.getInstance().newTuple(4); |
| t.set(0, "Replace me now!"); |
| t.set(1, -1); |
| t.set(2, 2); |
| t.set(3, "test"); |
| udf.exec(t); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testNegativeNumCharsToDelete() throws IOException { |
| Tuple t = TupleFactory.getInstance().newTuple(4); |
| t.set(0, "Replace me now!"); |
| t.set(1, 0); |
| t.set(2, -2); |
| t.set(3, "test"); |
| udf.exec(t); |
| } |
| |
| @Test |
| public void testWithOtherTypes() throws IOException { |
| Tuple t = TupleFactory.getInstance().newTuple(4); |
| t.set(0, "Replace me now!"); |
| t.set(1, new Double(8)); |
| t.set(2, 2); |
| t.set(3, "ZZ"); |
| String result = udf.exec(t); |
| assertEquals("Replace ZZ now!", result); |
| |
| t = TupleFactory.getInstance().newTuple(4); |
| t.set(0, "Replace me now!"); |
| t.set(1, new Float(14)); |
| t.set(2, 1); |
| t.set(3, ";"); |
| result = udf.exec(t); |
| assertEquals("Replace me now;", result); |
| } |
| } |