code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.source.elasticsearch;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import com.fasterxml.jackson.databind.JsonNode;
  import io.airbyte.commons.json.Jsons;
  import io.airbyte.commons.resources.MoreResources;
  import io.airbyte.integrations.source.elasticsearch.typemapper.ElasticsearchTypeMapper;
  import io.airbyte.protocol.models.ConnectorSpecification;
  import java.io.IOException;
  import java.util.*;
  import org.junit.jupiter.api.DisplayName;
  import org.junit.jupiter.api.Test;
  
  class ElasticsearchSourcesTest {
  
    @Test
    @DisplayName("Spec should match")
    public void specShouldMatch() throws Exception {
      final ConnectorSpecification actual = new ElasticsearchSource().spec();
      final ConnectorSpecification expected = Jsons.deserialize(
          MoreResources.readResource("expected_spec.json"), ConnectorSpecification.class);
      assertEquals(expected, actual);
    }
  
    @Test
    @DisplayName("Actual mapper keyset should contain expected keyset")
    public void actualMapperKeySetShouldContainExpectedKeySet() {
      final Set<String> expectedKeySet = new HashSet<>(Arrays.asList(
          "binary", "boolean", "keyword", "constant_keyword",
          "wildcard", "long", "unsigned_long",
          "integer", "short", "byte", "double", "float",
          "half_float", "scaled_float", "date", "date_nanos", "ip",
          "text", "geo_point", "geo_shape", "shape", "point"));
      Set<String> actualKeySet = new HashSet<>(ElasticsearchTypeMapper.getMapper().keySet());
  
      assertTrue(actualKeySet.containsAll(expectedKeySet));
    }
  
    @Test
    @DisplayName("Formatter should transform objects conforming to airbyte spec")
    public void testFormatter() throws IOException, UnsupportedDatatypeException {
      final JsonNode input = Jsons.deserialize(
          MoreResources.readResource("sample_input.json"), JsonNode.class);
      final JsonNode expectedOutput = Jsons.deserialize(
          MoreResources.readResource("expected_output.json"), JsonNode.class);
      JsonNode actualOutput = ElasticsearchTypeMapper.formatJSONSchema(input);
      assertEquals(expectedOutput, actualOutput);
    }
  
    @Test
    @DisplayName("Formatter should remove extra fields")
    public void testFormatterRemovals() throws IOException, UnsupportedDatatypeException {
      final JsonNode input = Jsons.deserialize(
          MoreResources.readResource("sample_input_extra_fields.json"), JsonNode.class);
      final JsonNode expectedOutput = Jsons.deserialize(
          MoreResources.readResource("expected_output_extra_fields.json"), JsonNode.class);
      JsonNode actualOutput = ElasticsearchTypeMapper.formatJSONSchema(input);
      assertEquals(expectedOutput, actualOutput);
    }
  
  }
  