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   * 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,
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   * See the License for the specific language governing permissions and
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  package org.apache.activemq.artemis.tests.unit.core.remoting.impl.invm;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import org.apache.activemq.artemis.api.core.TransportConfiguration;
  import org.apache.activemq.artemis.core.remoting.impl.invm.InVMConnector;
  import org.apache.activemq.artemis.core.remoting.impl.invm.InVMConnectorFactory;
  import org.junit.jupiter.api.Test;
  
  public class InVMConnectorFactoryTest {
  
     @Test
     public void testCreateConnectorSetsDefaults() {
        // Test defaults are added when TransportConfig params are empty
        TransportConfiguration tc = new TransportConfiguration(InVMConnectorFactory.class.getName(), new HashMap<>());
        assertEquals(InVMConnector.DEFAULT_CONFIG, tc.getParams());
  
        // Test defaults are added when TransportConfig params are null
        tc = new TransportConfiguration(InVMConnectorFactory.class.getName(), null);
        assertEquals(InVMConnector.DEFAULT_CONFIG, tc.getParams());
  
        // Test defaults are added when TransportConfig params are null
        tc = new TransportConfiguration(InVMConnectorFactory.class.getName());
        assertEquals(InVMConnector.DEFAULT_CONFIG, tc.getParams());
  
        // Test defaults are not set when TransportConfig params are not empty
        Map<String, Object> params = new HashMap<>();
        params.put("Foo", "Bar");
        tc = new TransportConfiguration(InVMConnectorFactory.class.getName(), params);
        assertEquals(1, tc.getParams().size());
        assertTrue(tc.getParams().containsKey("Foo"));
     }
  }
  