content: /*
   * 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.operator;
  
  import io.siddhi.core.SiddhiAppRuntime;
  import io.siddhi.core.SiddhiManager;
  import io.siddhi.core.event.Event;
  import io.siddhi.core.stream.input.InputHandler;
  import io.siddhi.core.stream.output.StreamCallback;
  import org.junit.After;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class SiddhiSyntaxTest {
  
      private SiddhiManager siddhiManager;
  
      @Before
      public void setUp() {
          siddhiManager = new SiddhiManager();
      }
  
      @After
      public void after() {
          siddhiManager = new SiddhiManager();
      }
  
      @Test
      public void testSimplePlan() throws InterruptedException {
          SiddhiAppRuntime runtime = siddhiManager.createSiddhiAppRuntime(
              "define stream inStream (name string, value double);"
                  + "from inStream insert into outStream");
          runtime.start();
  
          final List<Object[]> received = new ArrayList<>(3);
          InputHandler inputHandler = runtime.getInputHandler("inStream");
          Assert.assertNotNull(inputHandler);
  
          try {
              runtime.getInputHandler("unknownStream");
              Assert.fail("Should throw exception for getting input handler for unknown streamId.");
          } catch (Exception ex) {
              // Expected exception for getting input handler for illegal streamId.
          }
  
          runtime.addCallback("outStream", new StreamCallback() {
              @Override
              public void receive(Event[] events) {
                  for (Event event : events) {
                      received.add(event.getData());
                  }
              }
          });
  
          inputHandler.send(new Object[]{"a", 1.1});
          inputHandler.send(new Object[]{"b", 1.2});
          inputHandler.send(new Object[]{"c", 1.3});
          Thread.sleep(100);
          Assert.assertEquals(3, received.size());
          Assert.assertArrayEquals(received.get(0), new Object[]{"a", 1.1});
          Assert.assertArrayEquals(received.get(1), new Object[]{"b", 1.2});
          Assert.assertArrayEquals(received.get(2), new Object[]{"c", 1.3});
      }
  }
  