addFieldToSource(sourceMap, "urlExpr", urlExpr);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

import static org.junit.jupiter.api.Assertions.assertNotSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.lang.reflect.Field;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

                    // remove
                    String[] ignoreFields;
                    if (paramMap.containsKey("ignore.field.names")) {
                        ignoreFields = ((String) paramMap.get("ignore.field.names")).split(",");
                    } else {
                        ignoreFields = new String[] { Constants.INDEXING_TARGET, Constants.SESSION_ID };
                    }

            addFieldToSource(sourceMap, "updatedTime", updatedTime);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

            addFieldToSource(sourceMap, "virtualHost", virtualHost);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

            addFieldToSource(sourceMap, "webConfigId", webConfigId);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

        doc.put("lang", "ja");
        doc.put("title", "タイトル");
        // content field is missing

        languageHelper.updateDocument(doc);

        assertEquals("ja", doc.get("lang"));
        assertEquals("タイトル", doc.get("title_ja"));
        assertNull(doc.get("content_ja")); // content field was not present
    }

    public void test_getSupportedLanguage_withWhitespace() {

            // We need to override the parent ServerMessageBlock2's encode
            // to properly simulate setting the length field
            int start = dstIndex;
            dstIndex += writeHeaderWireFormat(dst, dstIndex);
            dstIndex += writeBytesWireFormat(dst, dstIndex);

            // Set the length field that will be checked by ServerMessageBlock2Request.encode()
            int calculatedLength = testEncodedLength;

            addFieldToSource(sourceMap, "updatedTime", updatedTime);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

            addFieldToSource(sourceMap, "url", url);
        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override