code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.source.relationaldb.state;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import io.airbyte.protocol.models.StreamDescriptor;
  import org.junit.jupiter.api.Test;
  
  /**
   * Test suite for the {@link StateGeneratorUtils} class.
   */
  public class StateGeneratorUtilsTest {
  
    @Test
    void testValidStreamDescriptor() {
      final StreamDescriptor streamDescriptor1 = null;
      final StreamDescriptor streamDescriptor2 = new StreamDescriptor();
      final StreamDescriptor streamDescriptor3 = new StreamDescriptor().withName("name");
      final StreamDescriptor streamDescriptor4 = new StreamDescriptor().withNamespace("namespace");
      final StreamDescriptor streamDescriptor5 = new StreamDescriptor().withName("name").withNamespace("namespace");
      final StreamDescriptor streamDescriptor6 = new StreamDescriptor().withName("name").withNamespace("");
      final StreamDescriptor streamDescriptor7 = new StreamDescriptor().withName("").withNamespace("namespace");
      final StreamDescriptor streamDescriptor8 = new StreamDescriptor().withName("").withNamespace("");
  
      assertFalse(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor1));
      assertFalse(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor2));
      assertTrue(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor3));
      assertFalse(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor4));
      assertTrue(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor5));
      assertTrue(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor6));
      assertTrue(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor7));
      assertTrue(StateGeneratorUtils.isValidStreamDescriptor(streamDescriptor8));
    }
  
  }
  