| /** |
| * 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.contrib.r; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.datatorrent.lib.testbench.CountAndLastTupleTestSink; |
| |
| public class RScriptOperatorStrTest |
| { |
| |
| // R scripts are placed at src/main/resources/r |
| RScript oper = new RScript("r/aString.R", "aString", "retVal"); |
| |
| @Test |
| public void testString() |
| { |
| |
| oper.setup(null); |
| oper.beginWindow(0); |
| |
| CountAndLastTupleTestSink<Object> hashSink = new CountAndLastTupleTestSink<Object>(); |
| oper.strOutput.setSink(hashSink); |
| |
| Map<String, RScript.REXP_TYPE> argTypeMap = new HashMap<String, RScript.REXP_TYPE>(); |
| argTypeMap.put("str1", RScript.REXP_TYPE.REXP_STR); |
| argTypeMap.put("str2", RScript.REXP_TYPE.REXP_STR); |
| argTypeMap.put("seperator", RScript.REXP_TYPE.REXP_STR); |
| oper.setArgTypeMap(argTypeMap); |
| |
| HashMap<String, Object> map = new HashMap<String, Object>(); |
| |
| map.put("str1", "Hello "); |
| map.put("str2", " World"); |
| map.put("seperator", " "); |
| |
| oper.inBindings.process(map); |
| Assert.assertEquals("Mismatch in number of string emitted : ", 1, hashSink.count); |
| Assert.assertEquals("Mismatch in returned string : ", "Hello World", hashSink.tuple); |
| map = new HashMap<String, Object>(); |
| |
| map.put("str1", "Have a"); |
| map.put("str2", "great day!!!"); |
| map.put("seperator", "-"); |
| oper.inBindings.process(map); |
| |
| oper.endWindow(); |
| oper.teardown(); |
| |
| Assert.assertEquals("Mismatch in number of string emitted : ", 2, hashSink.count); |
| Assert.assertEquals("Mismatch in returned string : ", "Have a-great day!!!", hashSink.tuple); |
| } |
| } |