content: package com.alibaba.cloudapp.starter.messaging.configuration;
  
  import com.alibaba.cloudapp.starter.messaging.factory.CloudAppKafkaBeanFactory;
  import com.alibaba.cloudapp.starter.messaging.properties.CloudAppKafkaProperties;
  import com.alibaba.cloudapp.starter.messaging.refresh.KafkaRefreshComponent;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.springframework.boot.autoconfigure.kafka.KafkaProperties;
  
  class CloudAppKafkaConfigurationTest {
      
      private CloudAppKafkaConfiguration configuration;
      
      @BeforeEach
      void setUp() {
          configuration = new CloudAppKafkaConfiguration();
      }
      
      @Test
      void testKafkaRefreshComponent() {
          // Setup
          final CloudAppKafkaProperties properties = new CloudAppKafkaProperties();
          properties.setEnabled(false);
          properties.setMechanism("mechanism");
          properties.setServers("servers");
          final KafkaProperties.Ssl ssl = new KafkaProperties.Ssl();
          ssl.setKeyPassword("keyPassword");
          properties.setSsl(ssl);
          
          final CloudAppKafkaBeanFactory beanFactory = new CloudAppKafkaBeanFactory();
          
          // Run the test
          final KafkaRefreshComponent result = configuration.kafkaRefreshComponent(
                  properties, beanFactory);
          
          // Verify the results
      }
      
      @Test
      void testCloudAppKafkaBeanFactory() {
          // Setup
          // Run the test
          final CloudAppKafkaBeanFactory result = CloudAppKafkaConfiguration.cloudAppKafkaBeanFactory();
          
          // Verify the results
      }
      
  }
  