code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.destination.dynamodb;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  import com.fasterxml.jackson.databind.JsonNode;
  import io.airbyte.commons.json.Jsons;
  import io.airbyte.protocol.models.*;
  import org.junit.jupiter.api.Test;
  
  class DynamodbDestinationTest {
  
    @Test
    void testGetOutputTableNameWithString() throws Exception {
      final var actual = DynamodbOutputTableHelper.getOutputTableName("test_table", "test_namespace", "test_stream");
      assertEquals("test_table_test_namespace_test_stream", actual);
    }
  
    @Test
    void testGetOutputTableNameWithStream() throws Exception {
      final var stream = new AirbyteStream();
      stream.setName("test_stream");
      stream.setNamespace("test_namespace");
      final var actual = DynamodbOutputTableHelper.getOutputTableName("test_table", stream);
      assertEquals("test_table_test_namespace_test_stream", actual);
    }
  
    @Test
    void testGetDynamodbDestinationdbConfig() throws Exception {
      final JsonNode json = Jsons.deserialize("{\n" +
          "  \"dynamodb_table_name_prefix\": \"test_table\",\n" +
          "  \"dynamodb_region\": \"test_region\",\n" +
          "  \"access_key_id\": \"test_key_id\",\n" +
          "  \"secret_access_key\": \"test_access_key\"\n" +
          "}");
      final var config = DynamodbDestinationConfig.getDynamodbDestinationConfig(json);
  
      assertEquals(config.getTableNamePrefix(), "test_table");
      assertEquals(config.getRegion(), "test_region");
      assertEquals(config.getAccessKeyId(), "test_key_id");
      assertEquals(config.getSecretAccessKey(), "test_access_key");
    }
  
  }
  