Sequelize/packages/core/test/unit/dialects/abstract/query-interface.test.ts

import { expect } from 'chai';
import { sequelize } from '../../../support';

describe('QueryInterface', () => {
  describe('quoteIdentifier', () => {
    // regression test which covers https://github.com/sequelize/sequelize/issues/12627
    it('should quote the identifier', () => {
      const identifier = 'identifier';
      const quotedIdentifier = sequelize.queryInterface.quoteIdentifier(identifier);
      const expectedQuotedIdentifier =
        sequelize.queryInterface.queryGenerator.quoteIdentifier(identifier);

      expect(quotedIdentifier).not.to.be.undefined;
      expect(expectedQuotedIdentifier).not.to.be.undefined;
      expect(quotedIdentifier).to.equal(expectedQuotedIdentifier);
    });
  });

  describe('quoteIdentifiers', () => {
    // regression test which covers https://github.com/sequelize/sequelize/issues/12627
    it('should quote the identifiers', () => {
      const identifier = 'table.identifier';
      const quotedIdentifiers = sequelize.queryInterface.quoteIdentifiers(identifier);
      const expectedQuotedIdentifiers =
        sequelize.queryInterface.queryGenerator.quoteIdentifiers(identifier);

      expect(quotedIdentifiers).not.to.be.undefined;
      expect(expectedQuotedIdentifiers).not.to.be.undefined;
      expect(quotedIdentifiers).to.equal(expectedQuotedIdentifiers);
    });
  });
});