| /** |
| * 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 com.datatorrent.lib.projection; |
| |
| import java.util.ArrayList; |
| import java.util.Date; |
| import java.util.List; |
| |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Tests for Projection related Activate method |
| */ |
| public class ActivateTest |
| { |
| private static final Logger logger = LoggerFactory.getLogger(ActivateTest.class); |
| |
| public static class DummyPOJO |
| { |
| private long l; |
| private String str; |
| private Date date; |
| |
| public long getL() |
| { |
| return l; |
| } |
| |
| public void setL(long l) |
| { |
| this.l = l; |
| } |
| |
| public String getStr() |
| { |
| return str; |
| } |
| |
| public void setStr(String str) |
| { |
| this.str = str; |
| } |
| |
| public Date getDate() |
| { |
| return date; |
| } |
| |
| public void setDate(Date date) |
| { |
| this.date = date; |
| } |
| } |
| |
| private static ProjectionOperator projection; |
| |
| @Test |
| public void testSelectDropFieldsNull() |
| { |
| logger.debug("start round 0"); |
| projection.setSelectFields(null); |
| projection.setDropFields(null); |
| projection.activate(null); |
| Assert.assertEquals("projected fields", 3, projection.getProjectedFields().size()); |
| Assert.assertEquals("remainder fields", 0, projection.getRemainderFields().size()); |
| projection.deactivate(); |
| logger.debug("start round 0"); |
| } |
| |
| @Test |
| public void testSelectDropFieldsEmpty() |
| { |
| logger.debug("start round 0"); |
| projection.setSelectFields(new ArrayList<String>()); |
| projection.setDropFields(new ArrayList<String>()); |
| projection.activate(null); |
| Assert.assertEquals("projected fields", 3, projection.getProjectedFields().size()); |
| Assert.assertEquals("remainder fields", 0, projection.getRemainderFields().size()); |
| projection.deactivate(); |
| logger.debug("start round 0"); |
| } |
| |
| @Test |
| public void testSelectFields() |
| { |
| logger.debug("start round 0"); |
| List<String> sFields = new ArrayList<>(); |
| sFields.add("l"); |
| sFields.add("str"); |
| projection.setSelectFields(sFields); |
| projection.setDropFields(new ArrayList<String>()); |
| projection.activate(null); |
| Assert.assertEquals("projected fields", 2, projection.getProjectedFields().size()); |
| Assert.assertEquals("remainder fields", 1, projection.getRemainderFields().size()); |
| projection.deactivate(); |
| logger.debug("start round 0"); |
| } |
| |
| @Test |
| public void testDropFields() |
| { |
| logger.debug("start round 0"); |
| List<String> dFields = new ArrayList<>(); |
| dFields.add("str"); |
| dFields.add("date"); |
| projection.setDropFields(new ArrayList<String>()); |
| projection.setDropFields(dFields); |
| projection.activate(null); |
| Assert.assertEquals("projected fields", 1, projection.getProjectedFields().size()); |
| Assert.assertEquals("remainder fields", 2, projection.getRemainderFields().size()); |
| projection.deactivate(); |
| logger.debug("start round 0"); |
| } |
| |
| @Test |
| public void testBothFieldsSpecified() |
| { |
| logger.debug("start round 0"); |
| List<String> sFields = new ArrayList<>(); |
| sFields.add("l"); |
| sFields.add("str"); |
| List<String> dFields = new ArrayList<>(); |
| dFields.add("str"); |
| dFields.add("date"); |
| projection.setSelectFields(sFields); |
| projection.setDropFields(dFields); |
| projection.activate(null); |
| Assert.assertEquals("projected fields", 2, projection.getProjectedFields().size()); |
| Assert.assertEquals("remainder fields", 1, projection.getRemainderFields().size()); |
| projection.deactivate(); |
| logger.debug("start round 0"); |
| } |
| |
| @BeforeClass |
| public static void setup() |
| { |
| projection = new ProjectionOperator(); |
| projection.inClazz = DummyPOJO.class; |
| projection.projectedClazz = DummyPOJO.class; |
| projection.remainderClazz = DummyPOJO.class; |
| } |
| |
| @AfterClass |
| public static void teardown() |
| { |
| projection.teardown(); |
| } |
| } |