Github user haoch commented on a diff in the pull request:
https://github.com/apache/bahir-flink/pull/22#discussion_r152175023
--- Diff:
flink-library-siddhi/src/test/java/org/apache/flink/streaming/siddhi/SiddhiCEPITCase.java
---
@@ -0,0 +1,404 @@
+/*
+ * 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
+ * <p/>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p/>
+ * 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.flink.streaming.siddhi;
+
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.flink.api.common.functions.InvalidTypesException;
+import org.apache.flink.api.common.functions.MapFunction;
+import org.apache.flink.api.common.typeinfo.TypeInformation;
+import org.apache.flink.api.java.tuple.Tuple1;
+import org.apache.flink.api.java.tuple.Tuple4;
+import org.apache.flink.api.java.tuple.Tuple5;
+import
org.apache.flink.streaming.siddhi.exception.UndefinedStreamException;
+import
org.apache.flink.streaming.siddhi.extension.CustomPlusFunctionExtension;
+import org.apache.flink.streaming.siddhi.source.Event;
+import org.apache.flink.streaming.siddhi.source.RandomEventSource;
+import org.apache.flink.streaming.siddhi.source.RandomTupleSource;
+import org.apache.flink.streaming.siddhi.source.RandomWordSource;
+import org.apache.flink.core.fs.FileSystem;
+import org.apache.flink.streaming.api.TimeCharacteristic;
+import org.apache.flink.streaming.api.datastream.DataStream;
+import
org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import
org.apache.flink.streaming.api.functions.timestamps.AscendingTimestampExtractor;
+import org.apache.flink.streaming.api.operators.StreamMap;
+import org.apache.flink.streaming.util.StreamingMultipleProgramsTestBase;
+import org.junit.Assert;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Flink-siddhi library integration test cases
+ */
+public class SiddhiCEPITCase extends StreamingMultipleProgramsTestBase
implements Serializable {
+
+ @Rule
+ public transient TemporaryFolder tempFolder = new TemporaryFolder();
+
+ @Test
+ public void testSimpleWriteAndRead() throws Exception {
+ StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+ DataStream<Event> input = env.fromElements(
+ Event.of(1, "start", 1.0),
+ Event.of(2, "middle", 2.0),
+ Event.of(3, "end", 3.0),
+ Event.of(4, "start", 4.0),
+ Event.of(5, "middle", 5.0),
+ Event.of(6, "end", 6.0)
+ );
+
+ String path = tempFolder.newFile().toURI().toString();
+ input.transform("transformer", TypeInformation.of(Event.class),
new StreamMap<>(new MapFunction<Event, Event>() {
+ @Override
+ public Event map(Event event) throws Exception {
+ return event;
+ }
+ })).writeAsText(path);
+ env.execute();
+ Assert.assertEquals(6, getLineCount(path));
+ }
+
+ @Test
+ public void testSimplePojoStreamAndReturnPojo() throws Exception {
+ StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+ DataStream<Event> input = env.fromElements(
+ Event.of(1, "start", 1.0),
+ Event.of(2, "middle", 2.0),
+ Event.of(3, "end", 3.0),
+ Event.of(4, "start", 4.0),
+ Event.of(5, "middle", 5.0),
+ Event.of(6, "end", 6.0)
+ );
+
+ DataStream<Event> output = SiddhiCEP
+ .define("inputStream", input, "id", "name", "price")
+ .cql("from inputStream insert into outputStream")
+ .returns("outputStream", Event.class);
+ String path = tempFolder.newFile().toURI().toString();
+ output.print();
+ env.execute();
+ // Assert.assertEquals(6, getLineCount(path));
--- End diff --
Resolved
---
