'use strict';

const forEach = require('lodash/forEach');

const chai = require('chai');
const sinon = require('sinon');

const expect = chai.expect;
const Support = require('../support');

const { DataTypes, Op, Sequelize } = require('@sequelize/core');

const dayjs = require('dayjs');
const promiseProps = require('p-props');

const current = Support.sequelize;
const dialect = current.dialect;
const dialectName = Support.getTestDialect();

describe(Support.getTestDialectTeaser('Model'), () => {
  beforeEach(async function () {
    this.User = this.sequelize.define('User', {
      username: DataTypes.STRING,
      secretValue: DataTypes.STRING,
      data: DataTypes.STRING,
      intVal: DataTypes.INTEGER,
      theDate: DataTypes.DATE,
      aBool: DataTypes.BOOLEAN,
      binary: DataTypes.BLOB,
    });

    await this.User.sync({ force: true });
  });

  describe('findAll', () => {
    if (current.dialect.supports.transactions) {
      it('supports transactions', async function () {
        const sequelize = await Support.createSingleTransactionalTestSequelizeInstance(
          this.sequelize,
        );
        const User = sequelize.define('User', { username: DataTypes.STRING });

        await User.sync({ force: true });
        const t = await sequelize.startUnmanagedTransaction();
        await User.create({ username: 'foo' }, { transaction: t });
        const users1 = await User.findAll({ where: { username: 'foo' } });
        const users2 = await User.findAll({ transaction: t });
        const users3 = await User.findAll({ where: { username: 'foo' }, transaction: t });
        expect(users1.length).to.equal(0);
        expect(users2.length).to.equal(1);
        expect(users3.length).to.equal(1);
        await t.rollback();
      });
    }

    it('should not crash on an empty where array', async function () {
      await this.User.findAll({
        where: [],
      });
    });

    it('should throw on an attempt to fetch no attributes', async function () {
      await expect(this.User.findAll({ attributes: [] })).to.be.rejectedWith(
        Sequelize.QueryError,
        /^Attempted a SELECT query.+without selecting any columns$/,
      );
    });

    it('should not throw if overall attributes are nonempty', async function () {
      const Post = this.sequelize.define('Post', { foo: DataTypes.STRING });
      const Comment = this.sequelize.define('Comment', { bar: DataTypes.STRING });
      Post.hasMany(Comment, { as: 'comments' });
      await Post.sync({ force: true });
      await Comment.sync({ force: true });

      // Should not throw in this case, even
      // though `attributes: []` is set for the main model
      await Post.findAll({
        raw: true,
        attributes: [],
        include: [
          {
            model: Comment,
            as: 'comments',
            attributes: [[Sequelize.fn('COUNT', Sequelize.col('comments.id')), 'commentCount']],
          },
        ],
      });
    });

    describe('special where conditions/smartWhere object', () => {
      beforeEach(async function () {
        this.buf = Buffer.alloc(16);
        this.buf.fill('\u0001');

        await this.User.bulkCreate([
          { username: 'boo', intVal: 5, theDate: '2013-01-01 12:00' },
          { username: 'boo2', intVal: 10, theDate: '2013-01-10 12:00', binary: this.buf },
        ]);
      });

      it('should be able to find rows where attribute is in a list of values', async function () {
        const users = await this.User.findAll({
          where: {
            username: ['boo', 'boo2'],
          },
        });

        expect(users).to.have.length(2);
      });

      it('should not break when trying to find rows using an array of primary keys', async function () {
        await this.User.findAll({
          where: {
            id: [1, 2, 3],
          },
        });
      });

      it('should not break when using smart syntax on binary fields', async function () {
        const users = await this.User.findAll({
          where: {
            binary: [this.buf, this.buf],
          },
        });

        expect(users).to.have.length(1);
        expect(users[0].binary.toString()).to.equal(this.buf.toString());
        expect(users[0].username).to.equal('boo2');
      });

      it('should be able to find a row using like', async function () {
        const users = await this.User.findAll({
          where: {
            username: {
              [Op.like]: '%2',
            },
          },
        });

        expect(users).to.be.an.instanceof(Array);
        expect(users).to.have.length(1);
        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row using not like', async function () {
        const users = await this.User.findAll({
          where: {
            username: {
              [Op.notLike]: '%2',
            },
          },
        });

        expect(users).to.be.an.instanceof(Array);
        expect(users).to.have.length(1);
        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      if (dialectName === 'postgres') {
        it('should be able to find a row using ilike', async function () {
          const users = await this.User.findAll({
            where: {
              username: {
                [Op.iLike]: '%2',
              },
            },
          });

          expect(users).to.be.an.instanceof(Array);
          expect(users).to.have.length(1);
          expect(users[0].username).to.equal('boo2');
          expect(users[0].intVal).to.equal(10);
        });

        it('should be able to find a row using not ilike', async function () {
          const users = await this.User.findAll({
            where: {
              username: {
                [Op.notILike]: '%2',
              },
            },
          });

          expect(users).to.be.an.instanceof(Array);
          expect(users).to.have.length(1);
          expect(users[0].username).to.equal('boo');
          expect(users[0].intVal).to.equal(5);
        });
      }

      it('should be able to find a row between a certain date using the between shortcut', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.between]: ['2013-01-02', '2013-01-11'],
            },
          },
        });

        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row not between a certain integer using the not between shortcut', async function () {
        const users = await this.User.findAll({
          where: {
            intVal: {
              [Op.notBetween]: [8, 10],
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      it('should be able to handle false/true values just fine...', async function () {
        const User = this.User;

        await User.bulkCreate([
          { username: 'boo5', aBool: false },
          { username: 'boo6', aBool: true },
        ]);

        const users = await User.findAll({ where: { aBool: false } });
        expect(users).to.have.length(1);
        expect(users[0].username).to.equal('boo5');
        const _users = await User.findAll({ where: { aBool: true } });
        expect(_users).to.have.length(1);
        expect(_users[0].username).to.equal('boo6');
      });

      it('should be able to handle false/true values through associations as well...', async function () {
        const User = this.User;
        const Passports = this.sequelize.define('Passports', {
          isActive: DataTypes.BOOLEAN,
        });

        User.hasMany(Passports);
        Passports.belongsTo(User);

        await User.sync({ force: true });
        await Passports.sync({ force: true });

        await User.bulkCreate([
          { username: 'boo5', aBool: false },
          { username: 'boo6', aBool: true },
        ]);

        await Passports.bulkCreate([{ isActive: true }, { isActive: false }]);

        const user = await User.findByPk(1);
        const passport = await Passports.findByPk(1);
        await user.setPassports([passport]);
        const _user = await User.findByPk(2);
        const _passport = await Passports.findByPk(2);
        await _user.setPassports([_passport]);
        const theFalsePassport = await _user.getPassports({ where: { isActive: false } });
        const theTruePassport = await user.getPassports({ where: { isActive: true } });
        expect(theFalsePassport).to.have.length(1);
        expect(theFalsePassport[0].isActive).to.be.false;
        expect(theTruePassport).to.have.length(1);
        expect(theTruePassport[0].isActive).to.be.true;
      });

      // On IBM i, can't have a primaryKey that is a CLOB or BLOB data type
      if (dialectName !== 'ibmi') {
        // TODO: re-enable once we have DataTypes.BINARY: https://github.com/sequelize/sequelize/issues/14259
        it.skip('should be able to handle binary values through associations as well', async function () {
          const User = this.User;
          const Binary = this.sequelize.define('Binary', {
            id: {
              type: DataTypes.STRING(16, true),
              primaryKey: true,
            },
          });

          const buf1 = this.buf;
          const buf2 = Buffer.alloc(16);
          buf2.fill('\u0002');

          User.belongsTo(Binary, { foreignKey: 'binary' });

          await this.sequelize.sync({ force: true });

          await User.bulkCreate([
            { username: 'boo5', aBool: false },
            { username: 'boo6', aBool: true },
          ]);

          await Binary.bulkCreate([{ id: buf1 }, { id: buf2 }]);

          const user = await User.findByPk(1);
          const binary = await Binary.findByPk(buf1);
          await user.setBinary(binary);
          const _user = await User.findByPk(2);
          const _binary = await Binary.findByPk(buf2);
          await _user.setBinary(_binary);
          const _binaryRetrieved = await _user.getBinary();
          const binaryRetrieved = await user.getBinary();
          expect(binaryRetrieved.id).to.have.length(16);
          expect(_binaryRetrieved.id).to.have.length(16);
          expect(binaryRetrieved.id.toString()).to.equal(buf1.toString());
          expect(_binaryRetrieved.id.toString()).to.equal(buf2.toString());
        });
      }

      it('should be able to find a row between a certain date', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.between]: ['2013-01-02', '2013-01-11'],
            },
          },
        });

        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row between a certain date and an additional where clause', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.between]: ['2013-01-02', '2013-01-11'],
            },
            intVal: 10,
          },
        });

        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row not between a certain integer', async function () {
        const users = await this.User.findAll({
          where: {
            intVal: {
              [Op.notBetween]: [8, 10],
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      it('should be able to find a row using not between and between logic', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.between]: ['2012-12-10', '2013-01-02'],
              [Op.notBetween]: ['2013-01-04', '2013-01-20'],
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      it('should be able to find a row using not between and between logic with dates', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.between]: [new Date('2012-12-10'), new Date('2013-01-02')],
              [Op.notBetween]: [new Date('2013-01-04'), new Date('2013-01-20')],
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      it('should be able to find a row using greater than or equal to logic with dates', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.gte]: new Date('2013-01-09'),
            },
          },
        });

        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row using greater than or equal to logic with dayjs dates', async function () {
        const users = await this.User.findAll({
          where: {
            theDate: {
              [Op.gte]: dayjs('2013-01-09'),
            },
          },
        });

        expect(users[0].username).to.equal('boo2');
        expect(users[0].intVal).to.equal(10);
      });

      it('should be able to find a row using greater than or equal to', async function () {
        const user = await this.User.findOne({
          where: {
            intVal: {
              [Op.gte]: 6,
            },
          },
        });

        expect(user.username).to.equal('boo2');
        expect(user.intVal).to.equal(10);
      });

      it('should be able to find a row using greater than', async function () {
        const user = await this.User.findOne({
          where: {
            intVal: {
              [Op.gt]: 5,
            },
          },
        });

        expect(user.username).to.equal('boo2');
        expect(user.intVal).to.equal(10);
      });

      it('should be able to find a row using lesser than or equal to', async function () {
        const user = await this.User.findOne({
          where: {
            intVal: {
              [Op.lte]: 5,
            },
          },
        });

        expect(user.username).to.equal('boo');
        expect(user.intVal).to.equal(5);
      });

      it('should be able to find a row using lesser than', async function () {
        const user = await this.User.findOne({
          where: {
            intVal: {
              [Op.lt]: 6,
            },
          },
        });

        expect(user.username).to.equal('boo');
        expect(user.intVal).to.equal(5);
      });

      it('should have no problem finding a row using lesser and greater than', async function () {
        const users = await this.User.findAll({
          where: {
            intVal: {
              [Op.lt]: 6,
              [Op.gt]: 4,
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
      });

      it('should be able to find a row using not equal to logic', async function () {
        const user = await this.User.findOne({
          where: {
            intVal: {
              [Op.ne]: 10,
            },
          },
        });

        expect(user.username).to.equal('boo');
        expect(user.intVal).to.equal(5);
      });

      it('should be able to find multiple users with any of the special where logic properties', async function () {
        const users = await this.User.findAll({
          where: {
            intVal: {
              [Op.lte]: 10,
            },
          },
        });

        expect(users[0].username).to.equal('boo');
        expect(users[0].intVal).to.equal(5);
        expect(users[1].username).to.equal('boo2');
        expect(users[1].intVal).to.equal(10);
      });

      if (dialect.supports.dataTypes.CITEXT) {
        it('should be able to find multiple users with case-insensitive on CITEXT type', async function () {
          const User = this.sequelize.define('UsersWithCaseInsensitiveName', {
            username: DataTypes.CITEXT,
          });

          await User.sync({ force: true });

          await User.bulkCreate([
            { username: 'lowercase' },
            { username: 'UPPERCASE' },
            { username: 'MIXEDcase' },
          ]);

          const users = await User.findAll({
            where: { username: ['LOWERCASE', 'uppercase', 'mixedCase'] },
            order: [['id', 'ASC']],
          });

          expect(users[0].username).to.equal('lowercase');
          expect(users[1].username).to.equal('UPPERCASE');
          expect(users[2].username).to.equal('MIXEDcase');
        });
      }
    });

    describe('eager loading', () => {
      it('should not ignore where condition with empty includes, #8771', async function () {
        await this.User.bulkCreate([
          { username: 'D.E.N.N.I.S', intVal: 6 },
          { username: 'F.R.A.N.K', intVal: 5 },
          { username: 'W.I.L.D C.A.R.D', intVal: 8 },
        ]);

        const users = await this.User.findAll({
          where: {
            intVal: 8,
          },
          include: [],
        });

        expect(users).to.have.length(1);
        expect(users[0].get('username')).to.equal('W.I.L.D C.A.R.D');
      });

      describe('belongsTo', () => {
        beforeEach(async function () {
          this.Task = this.sequelize.define('TaskBelongsTo', { title: DataTypes.STRING });
          this.Worker = this.sequelize.define('Worker', { name: DataTypes.STRING });
          this.Task.belongsTo(this.Worker);

          await this.Worker.sync({ force: true });
          await this.Task.sync({ force: true });
          const worker = await this.Worker.create({ name: 'worker' });
          const task = await this.Task.create({ title: 'homework' });
          this.worker = worker;
          this.task = task;

          await this.task.setWorker(this.worker);
        });

        it('throws an error about unexpected input if include contains a non-object', async function () {
          await expect(this.Worker.findAll({ include: [1] })).to.be
            .rejectedWith(`Invalid Include received. Include has to be either a Model, an Association, the name of an association, or a plain object compatible with IncludeOptions.
Got { association: 1 } instead`);
        });

        it('throws an error if included DaoFactory is not associated', async function () {
          const OtherModel = this.sequelize.define('OtherModel');

          await expect(this.Worker.findAll({ include: [OtherModel] })).to.be.rejectedWith(
            'Invalid Include received: no associations exist between "Worker" and "OtherModel"',
          );
        });

        it('returns the associated worker via task.worker', async function () {
          const tasks = await this.Task.findAll({
            where: { title: 'homework' },
            include: [this.Worker],
          });

          expect(tasks).to.exist;
          expect(tasks[0].worker).to.exist;
          expect(tasks[0].worker.name).to.equal('worker');
        });

        it('returns the associated worker via task.worker, using limit and sort', async function () {
          const tasks = await this.Task.findAll({
            where: { title: 'homework' },
            include: [this.Worker],
            limit: 1,
            order: [['title', 'DESC']],
          });

          expect(tasks).to.exist;
          expect(tasks[0].worker).to.exist;
          expect(tasks[0].worker.name).to.equal('worker');
        });
      });

      describe('hasOne', () => {
        beforeEach(async function () {
          this.Task = this.sequelize.define('TaskHasOne', { title: DataTypes.STRING });
          this.Worker = this.sequelize.define('Worker', { name: DataTypes.STRING });
          this.Worker.hasOne(this.Task);
          await this.Worker.sync({ force: true });
          await this.Task.sync({ force: true });
          const worker = await this.Worker.create({ name: 'worker' });
          const task = await this.Task.create({ title: 'homework' });
          this.worker = worker;
          this.task = task;
          await this.worker.setTaskHasOne(this.task);
        });

        it('throws an error if included DaoFactory is not associated', async function () {
          const OtherModel = this.sequelize.define('OtherModel');

          await expect(this.Task.findAll({ include: [OtherModel] })).to.be.rejectedWith(
            'Invalid Include received: no associations exist between "TaskHasOne" and "OtherModel"',
          );
        });

        it('returns the associated task via worker.task', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [this.Task],
          });

          expect(workers).to.exist;
          expect(workers[0].taskHasOne).to.exist;
          expect(workers[0].taskHasOne.title).to.equal('homework');
        });
      });

      describe('hasOne with alias', () => {
        beforeEach(async function () {
          this.Task = this.sequelize.define('Task', { title: DataTypes.STRING });
          this.Worker = this.sequelize.define('Worker', { name: DataTypes.STRING });
          this.Worker.hasOne(this.Task, { as: 'ToDo' });
          await this.Worker.sync({ force: true });
          await this.Task.sync({ force: true });
          const worker = await this.Worker.create({ name: 'worker' });
          const task = await this.Task.create({ title: 'homework' });
          this.worker = worker;
          this.task = task;
          await this.worker.setToDo(this.task);
        });

        it('throws an error if alias is not associated', async function () {
          await expect(this.Worker.findAll({ include: [{ model: this.Task, as: 'Work' }] })).to.be
            .rejectedWith(`Association with alias "Work" does not exist on Worker.
The following associations are defined on "Worker": "ToDo"`);
        });

        it('returns the associated task via worker.task', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [{ model: this.Task, as: 'ToDo' }],
          });

          expect(workers).to.exist;
          expect(workers[0].ToDo).to.exist;
          expect(workers[0].ToDo.title).to.equal('homework');
        });

        it('returns the associated task via worker.task when daoFactory is aliased with model', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [{ model: this.Task, as: 'ToDo' }],
          });

          expect(workers[0].ToDo.title).to.equal('homework');
        });
      });

      describe('hasMany', () => {
        beforeEach(async function () {
          this.Task = this.sequelize.define('task', { title: DataTypes.STRING });
          this.Worker = this.sequelize.define('worker', { name: DataTypes.STRING });
          this.Worker.hasMany(this.Task);
          await this.Worker.sync({ force: true });
          await this.Task.sync({ force: true });
          const worker = await this.Worker.create({ name: 'worker' });
          const task = await this.Task.create({ title: 'homework' });
          this.worker = worker;
          this.task = task;
          await this.worker.setTasks([this.task]);
        });

        it('throws an error if included DaoFactory is not associated', async function () {
          const OtherModel = this.sequelize.define('OtherModel');

          await expect(this.Task.findAll({ include: [OtherModel] })).to.be.rejectedWith(
            'Invalid Include received: no associations exist between "task" and "OtherModel"',
          );
        });

        it('returns the associated tasks via worker.tasks', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [this.Task],
          });

          expect(workers).to.exist;
          expect(workers[0].tasks).to.exist;
          expect(workers[0].tasks[0].title).to.equal('homework');
        });

        // https://github.com/sequelize/sequelize/issues/8739
        it('supports sorting on renamed sub-query attribute', async function () {
          const User = this.sequelize.define('user', {
            name: {
              type: DataTypes.STRING,
              field: 'some_other_name',
            },
          });
          const Project = this.sequelize.define('project', { title: DataTypes.STRING });
          User.hasMany(Project);

          await User.sync({ force: true });
          await Project.sync({ force: true });

          await User.bulkCreate([{ name: 'a' }, { name: 'b' }, { name: 'c' }]);

          const users = await User.findAll({
            order: ['name'],
            limit: 2, // to force use of a sub-query
            include: [Project],
          });

          expect(users).to.have.lengthOf(2);
          expect(users[0].name).to.equal('a');
          expect(users[1].name).to.equal('b');
        });

        it('supports sorting DESC on renamed sub-query attribute', async function () {
          const User = this.sequelize.define('user', {
            name: {
              type: DataTypes.STRING,
              field: 'some_other_name',
            },
          });
          const Project = this.sequelize.define('project', { title: DataTypes.STRING });
          User.hasMany(Project);

          await User.sync({ force: true });
          await Project.sync({ force: true });

          await User.bulkCreate([{ name: 'a' }, { name: 'b' }, { name: 'c' }]);

          const users = await User.findAll({
            order: [['name', 'DESC']],
            limit: 2,
            include: [Project],
          });

          expect(users).to.have.lengthOf(2);
          expect(users[0].name).to.equal('c');
          expect(users[1].name).to.equal('b');
        });

        it('supports sorting on multiple renamed sub-query attributes', async function () {
          const User = this.sequelize.define('user', {
            name: {
              type: DataTypes.STRING,
              field: 'some_other_name',
            },
            age: {
              type: DataTypes.INTEGER,
              field: 'a_g_e',
            },
          });
          const Project = this.sequelize.define('project', { title: DataTypes.STRING });
          User.hasMany(Project);

          await User.sync({ force: true });
          await Project.sync({ force: true });

          await User.bulkCreate([
            { name: 'a', age: 1 },
            { name: 'a', age: 2 },
            { name: 'b', age: 3 },
          ]);

          const users0 = await User.findAll({
            order: [
              ['name', 'ASC'],
              ['age', 'DESC'],
            ],
            limit: 2,
            include: [Project],
          });

          expect(users0).to.have.lengthOf(2);
          expect(users0[0].name).to.equal('a');
          expect(users0[0].age).to.equal(2);
          expect(users0[1].name).to.equal('a');
          expect(users0[1].age).to.equal(1);

          const users = await User.findAll({
            order: [['name', 'DESC'], 'age'],
            limit: 2,
            include: [Project],
          });

          expect(users).to.have.lengthOf(2);
          expect(users[0].name).to.equal('b');
          expect(users[1].name).to.equal('a');
          expect(users[1].age).to.equal(1);
        });
      });

      describe('hasMany with alias', () => {
        beforeEach(async function () {
          this.Task = this.sequelize.define('Task', { title: DataTypes.STRING });
          this.Worker = this.sequelize.define('Worker', { name: DataTypes.STRING });
          this.Worker.hasMany(this.Task, { as: 'ToDos' });
          await this.Worker.sync({ force: true });
          await this.Task.sync({ force: true });
          const worker = await this.Worker.create({ name: 'worker' });
          const task = await this.Task.create({ title: 'homework' });
          this.worker = worker;
          this.task = task;
          await this.worker.setToDos([this.task]);
        });

        it('throws an error if alias is not associated', async function () {
          await expect(this.Worker.findAll({ include: [{ model: this.Task, as: 'Work' }] })).to.be
            .rejectedWith(`Association with alias "Work" does not exist on Worker.
The following associations are defined on "Worker": "ToDos"`);
        });

        it('returns the associated task via worker.task', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [{ model: this.Task, as: 'ToDos' }],
          });

          expect(workers).to.exist;
          expect(workers[0].ToDos).to.exist;
          expect(workers[0].ToDos[0].title).to.equal('homework');
        });

        it('returns the associated task via worker.task when daoFactory is aliased with model', async function () {
          const workers = await this.Worker.findAll({
            where: { name: 'worker' },
            include: [{ model: this.Task, as: 'ToDos' }],
          });

          expect(workers[0].ToDos[0].title).to.equal('homework');
        });
      });

      describe('queryOptions', () => {
        beforeEach(async function () {
          const user = await this.User.create({ username: 'barfooz' });
          this.user = user;
        });

        it('should return a DAO when queryOptions are not set', async function () {
          const users = await this.User.findAll({ where: { username: 'barfooz' } });
          for (const user of users) {
            expect(user).to.be.instanceOf(this.User);
          }
        });

        it('should return a DAO when raw is false', async function () {
          const users = await this.User.findAll({ where: { username: 'barfooz' }, raw: false });
          for (const user of users) {
            expect(user).to.be.instanceOf(this.User);
          }
        });

        it('should return raw data when raw is true', async function () {
          const users = await this.User.findAll({ where: { username: 'barfooz' }, raw: true });
          for (const user of users) {
            expect(user).to.not.be.instanceOf(this.User);
            expect(users[0]).to.be.instanceOf(Object);
          }
        });
      });

      describe('include all', () => {
        beforeEach(async function () {
          this.Continent = this.sequelize.define('continent', { name: DataTypes.STRING });
          this.Country = this.sequelize.define('country', { name: DataTypes.STRING });
          this.Industry = this.sequelize.define('industry', { name: DataTypes.STRING });
          this.Person = this.sequelize.define('person', {
            name: DataTypes.STRING,
            lastName: DataTypes.STRING,
          });

          this.Continent.hasMany(this.Country);
          this.Country.belongsTo(this.Continent);
          this.Country.belongsToMany(this.Industry, { through: 'country_industry' });
          this.Industry.belongsToMany(this.Country, { through: 'country_industry' });
          this.Country.hasMany(this.Person);
          this.Person.belongsTo(this.Country);
          this.Country.hasMany(this.Person, {
            as: 'residents',
            foreignKey: 'CountryResidentId',
            inverse: { as: 'CountryResident' },
          });

          await this.sequelize.sync({ force: true });

          const r = await promiseProps({
            europe: this.Continent.create({ name: 'Europe' }),
            england: this.Country.create({ name: 'England' }),
            coal: this.Industry.create({ name: 'Coal' }),
            bob: this.Person.create({ name: 'Bob', lastName: 'Becket' }),
          });

          forEach(r, (item, itemName) => {
            this[itemName] = item;
          });

          await Promise.all([
            this.england.setContinent(this.europe),
            this.england.addIndustry(this.coal),
            this.bob.setCountry(this.england),
            this.bob.setCountryResident(this.england),
          ]);
        });

        it('includes all associations', async function () {
          const countries = await this.Country.findAll({ include: [{ all: true }] });
          expect(countries).to.exist;
          expect(countries[0]).to.exist;
          expect(countries[0].continent).to.exist;
          expect(countries[0].industries).to.exist;
          expect(countries[0].people).to.exist;
          expect(countries[0].residents).to.exist;
        });

        it('includes specific type of association', async function () {
          const countries = await this.Country.findAll({ include: [{ all: 'BelongsTo' }] });
          expect(countries).to.exist;
          expect(countries[0]).to.exist;
          expect(countries[0].continent).to.exist;
          expect(countries[0].industries).not.to.exist;
          expect(countries[0].people).not.to.exist;
          expect(countries[0].residents).not.to.exist;
        });

        it('forbids using options', async function () {
          await expect(
            this.Country.findAll({ include: [{ all: 'HasMany', attributes: ['name'] }] }),
          ).to.be.rejectedWith(
            '"include: { all: true }" does not allow extra options (except for "nested") because they are unsafe. Select includes one by one if you want to specify more options.',
          );
        });

        it('is over-ruled by specified include', async function () {
          const countries = await this.Country.findAll({
            include: [{ all: true }, { model: this.Continent, attributes: ['id'] }],
          });
          expect(countries).to.exist;
          expect(countries[0]).to.exist;
          expect(countries[0].continent).to.exist;
          expect(countries[0].continent.name).to.be.undefined;
        });

        it('includes all nested associations', async function () {
          const continents = await this.Continent.findAll({
            include: [{ all: true, nested: true }],
          });
          expect(continents).to.exist;
          expect(continents[0]).to.exist;
          expect(continents[0].countries).to.exist;
          expect(continents[0].countries[0]).to.exist;
          expect(continents[0].countries[0].industries).to.exist;
          expect(continents[0].countries[0].people).to.exist;
          expect(continents[0].countries[0].residents).to.exist;
          expect(continents[0].countries[0].continent).not.to.exist;
        });
      });

      describe('properly handles attributes:[] cases', () => {
        beforeEach(async function () {
          this.Animal = this.sequelize.define('Animal', {
            name: DataTypes.STRING,
            age: DataTypes.INTEGER,
          });
          this.Kingdom = this.sequelize.define('Kingdom', {
            name: DataTypes.STRING,
          });
          this.AnimalKingdom = this.sequelize.define('AnimalKingdom', {
            relation: DataTypes.STRING,
            mutation: DataTypes.BOOLEAN,
          });

          this.Kingdom.belongsToMany(this.Animal, { through: this.AnimalKingdom });

          await this.sequelize.sync({ force: true });

          const [a1, a2, a3, a4] = await Promise.all([
            this.Animal.create({ name: 'Dog', age: 20 }),
            this.Animal.create({ name: 'Cat', age: 30 }),
            this.Animal.create({ name: 'Peacock', age: 25 }),
            this.Animal.create({ name: 'Fish', age: 100 }),
          ]);

          const [k1, k2, k3] = await Promise.all([
            this.Kingdom.create({ name: 'Earth' }),
            this.Kingdom.create({ name: 'Water' }),
            this.Kingdom.create({ name: 'Wind' }),
          ]);

          await Promise.all([k1.addAnimals([a1, a2]), k2.addAnimals([a4]), k3.addAnimals([a3])]);
        });

        it('N:M with ignoring include.attributes only', async function () {
          const kingdoms = await this.Kingdom.findAll({
            include: [
              {
                model: this.Animal,
                where: { age: { [Op.gte]: 29 } },
                attributes: [],
              },
            ],
          });

          expect(kingdoms.length).to.be.eql(2);
          for (const kingdom of kingdoms) {
            // include.attributes:[] , model doesn't exists
            expect(kingdom.Animals).to.not.exist;
          }
        });

        it('N:M with ignoring through.attributes only', async function () {
          const kingdoms = await this.Kingdom.findAll({
            include: [
              {
                model: this.Animal,
                where: { age: { [Op.gte]: 29 } },
                through: {
                  attributes: [],
                },
              },
            ],
          });

          expect(kingdoms.length).to.be.eql(2);
          for (const kingdom of kingdoms) {
            expect(kingdom.animals).to.exist; // include model exists
            expect(kingdom.animals[0].AnimalKingdom).to.not.exist; // through doesn't exists
          }
        });

        it('N:M with ignoring include.attributes but having through.attributes', async function () {
          const kingdoms = await this.Kingdom.findAll({
            include: [
              {
                model: this.Animal,
                where: { age: { [Op.gte]: 29 } },
                attributes: [],
                through: {
                  attributes: ['mutation'],
                },
              },
            ],
          });

          expect(kingdoms.length).to.be.eql(2);
          for (const kingdom of kingdoms) {
            // include.attributes: [], model doesn't exists
            expect(kingdom.Animals).to.not.exist;
          }
        });
      });
    });

    describe('order by eager loaded tables', () => {
      describe('HasMany', () => {
        beforeEach(async function () {
          this.Continent = this.sequelize.define('continent', { name: DataTypes.STRING });
          this.Country = this.sequelize.define('country', { name: DataTypes.STRING });
          this.Person = this.sequelize.define('person', {
            name: DataTypes.STRING,
            lastName: DataTypes.STRING,
          });

          this.Continent.hasMany(this.Country);
          this.Country.hasMany(this.Person);
          this.Country.hasMany(this.Person, {
            as: 'residents',
            foreignKey: 'CountryResidentId',
            inverse: { as: 'CountryResident' },
          });

          await this.sequelize.sync({ force: true });

          const r = await promiseProps({
            europe: this.Continent.create({ name: 'Europe' }),
            asia: this.Continent.create({ name: 'Asia' }),
            england: this.Country.create({ name: 'England' }),
            france: this.Country.create({ name: 'France' }),
            korea: this.Country.create({ name: 'Korea' }),
            bob: this.Person.create({ name: 'Bob', lastName: 'Becket' }),
            fred: this.Person.create({ name: 'Fred', lastName: 'Able' }),
            pierre: this.Person.create({ name: 'Pierre', lastName: 'Paris' }),
            kim: this.Person.create({ name: 'Kim', lastName: 'Z' }),
          });

          forEach(r, (item, itemName) => {
            this[itemName] = item;
          });

          await Promise.all([
            this.england.setContinent(this.europe),
            this.france.setContinent(this.europe),
            this.korea.setContinent(this.asia),

            this.bob.setCountry(this.england),
            this.fred.setCountry(this.england),
            this.pierre.setCountry(this.france),
            this.kim.setCountry(this.korea),

            this.bob.setCountryResident(this.england),
            this.fred.setCountryResident(this.france),
            this.pierre.setCountryResident(this.korea),
            this.kim.setCountryResident(this.england),
          ]);
        });

        it('sorts simply', async function () {
          await Promise.all(
            [
              ['ASC', 'Asia'],
              ['DESC', 'Europe'],
            ].map(async params => {
              const continents = await this.Continent.findAll({
                order: [['name', params[0]]],
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
            }),
          );
        });

        it('sorts by 1st degree association', async function () {
          await Promise.all(
            [
              ['ASC', 'Europe', 'England'],
              ['DESC', 'Asia', 'Korea'],
            ].map(async params => {
              const continents = await this.Continent.findAll({
                include: [this.Country],
                order: [[this.Country, 'name', params[0]]],
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
              expect(continents[0].countries).to.exist;
              expect(continents[0].countries[0]).to.exist;
              expect(continents[0].countries[0].name).to.equal(params[2]);
            }),
          );
        });

        it('sorts simply and by 1st degree association with limit where 1st degree associated instances returned for second one and not the first', async function () {
          await Promise.all(
            [['ASC', 'Asia', 'Europe', 'England']].map(async params => {
              const continents = await this.Continent.findAll({
                include: [
                  {
                    model: this.Country,
                    required: false,
                    where: {
                      name: params[3],
                    },
                  },
                ],
                limit: 2,
                order: [
                  ['name', params[0]],
                  [this.Country, 'name', params[0]],
                ],
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
              expect(continents[0].countries).to.exist;
              expect(continents[0].countries.length).to.equal(0);
              expect(continents[1]).to.exist;
              expect(continents[1].name).to.equal(params[2]);
              expect(continents[1].countries).to.exist;
              expect(continents[1].countries.length).to.equal(1);
              expect(continents[1].countries[0]).to.exist;
              expect(continents[1].countries[0].name).to.equal(params[3]);
            }),
          );
        });

        it('sorts by 2nd degree association', async function () {
          await Promise.all(
            [
              ['ASC', 'Europe', 'England', 'Fred'],
              ['DESC', 'Asia', 'Korea', 'Kim'],
            ].map(async params => {
              const continents = await this.Continent.findAll({
                include: [{ model: this.Country, include: ['people'] }],
                order: [[this.Country, 'people', 'lastName', params[0]]],
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
              expect(continents[0].countries).to.exist;
              expect(continents[0].countries[0]).to.exist;
              expect(continents[0].countries[0].name).to.equal(params[2]);
              expect(continents[0].countries[0].people).to.exist;
              expect(continents[0].countries[0].people[0]).to.exist;
              expect(continents[0].countries[0].people[0].name).to.equal(params[3]);
            }),
          );
        });

        it('sorts by 2nd degree association with alias', async function () {
          await Promise.all(
            [
              ['ASC', 'Europe', 'France', 'Fred'],
              ['DESC', 'Europe', 'England', 'Kim'],
            ].map(async params => {
              const continents = await this.Continent.findAll({
                include: [
                  {
                    model: this.Country,
                    include: ['people', { model: this.Person, as: 'residents' }],
                  },
                ],
                order: [
                  [this.Country, { model: this.Person, as: 'residents' }, 'lastName', params[0]],
                ],
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
              expect(continents[0].countries).to.exist;
              expect(continents[0].countries[0]).to.exist;
              expect(continents[0].countries[0].name).to.equal(params[2]);
              expect(continents[0].countries[0].residents).to.exist;
              expect(continents[0].countries[0].residents[0]).to.exist;
              expect(continents[0].countries[0].residents[0].name).to.equal(params[3]);
            }),
          );
        });

        it('sorts by 2nd degree association with alias while using limit', async function () {
          await Promise.all(
            [
              ['ASC', 'Europe', 'France', 'Fred'],
              ['DESC', 'Europe', 'England', 'Kim'],
            ].map(async params => {
              const continents = await this.Continent.findAll({
                include: [
                  {
                    model: this.Country,
                    include: ['people', { model: this.Person, as: 'residents' }],
                  },
                ],
                order: [
                  [
                    { model: this.Country },
                    { model: this.Person, as: 'residents' },
                    'lastName',
                    params[0],
                  ],
                ],
                limit: 3,
              });

              expect(continents).to.exist;
              expect(continents[0]).to.exist;
              expect(continents[0].name).to.equal(params[1]);
              expect(continents[0].countries).to.exist;
              expect(continents[0].countries[0]).to.exist;
              expect(continents[0].countries[0].name).to.equal(params[2]);
              expect(continents[0].countries[0].residents).to.exist;
              expect(continents[0].countries[0].residents[0]).to.exist;
              expect(continents[0].countries[0].residents[0].name).to.equal(params[3]);
            }),
          );
        });
      });

      describe('ManyToMany', () => {
        beforeEach(async function () {
          this.Country = this.sequelize.define('country', { name: DataTypes.STRING });
          this.Industry = this.sequelize.define('industry', { name: DataTypes.STRING });
          this.IndustryCountry = this.sequelize.define('IndustryCountry', {
            numYears: DataTypes.INTEGER,
          });

          this.Country.belongsToMany(this.Industry, { through: this.IndustryCountry });
          this.Industry.belongsToMany(this.Country, { through: this.IndustryCountry });

          await this.sequelize.sync({ force: true });

          const r = await promiseProps({
            england: this.Country.create({ name: 'England' }),
            france: this.Country.create({ name: 'France' }),
            korea: this.Country.create({ name: 'Korea' }),
            energy: this.Industry.create({ name: 'Energy' }),
            media: this.Industry.create({ name: 'Media' }),
            tech: this.Industry.create({ name: 'Tech' }),
          });

          forEach(r, (item, itemName) => {
            this[itemName] = item;
          });

          await Promise.all([
            this.england.addIndustry(this.energy, { through: { numYears: 20 } }),
            this.england.addIndustry(this.media, { through: { numYears: 40 } }),
            this.france.addIndustry(this.media, { through: { numYears: 80 } }),
            this.korea.addIndustry(this.tech, { through: { numYears: 30 } }),
          ]);
        });

        it('sorts by 1st degree association', async function () {
          await Promise.all(
            [
              ['ASC', 'England', 'Energy'],
              ['DESC', 'Korea', 'Tech'],
            ].map(async params => {
              const countries = await this.Country.findAll({
                include: [this.Industry],
                order: [[this.Industry, 'name', params[0]]],
              });

              expect(countries).to.exist;
              expect(countries[0]).to.exist;
              expect(countries[0].name).to.equal(params[1]);
              expect(countries[0].industries).to.exist;
              expect(countries[0].industries[0]).to.exist;
              expect(countries[0].industries[0].name).to.equal(params[2]);
            }),
          );
        });

        it('sorts by 1st degree association while using limit', async function () {
          await Promise.all(
            [
              ['ASC', 'England', 'Energy'],
              ['DESC', 'Korea', 'Tech'],
            ].map(async params => {
              const countries = await this.Country.findAll({
                include: [this.Industry],
                order: [[this.Industry, 'name', params[0]]],
                limit: 3,
              });

              expect(countries).to.exist;
              expect(countries[0]).to.exist;
              expect(countries[0].name).to.equal(params[1]);
              expect(countries[0].industries).to.exist;
              expect(countries[0].industries[0]).to.exist;
              expect(countries[0].industries[0].name).to.equal(params[2]);
            }),
          );
        });

        it('sorts by through table attribute', async function () {
          await Promise.all(
            [
              ['ASC', 'England', 'Energy'],
              ['DESC', 'France', 'Media'],
            ].map(async params => {
              const countries = await this.Country.findAll({
                include: [this.Industry],
                order: [[this.Industry, this.IndustryCountry, 'numYears', params[0]]],
              });

              expect(countries).to.exist;
              expect(countries[0]).to.exist;
              expect(countries[0].name).to.equal(params[1]);
              expect(countries[0].industries).to.exist;
              expect(countries[0].industries[0]).to.exist;
              expect(countries[0].industries[0].name).to.equal(params[2]);
            }),
          );
        });
      });
    });

    describe('normal findAll', () => {
      beforeEach(async function () {
        const user = await this.User.create({
          username: 'user',
          data: 'foobar',
          theDate: dayjs().toDate(),
        });
        const user2 = await this.User.create({
          username: 'user2',
          data: 'bar',
          theDate: dayjs().toDate(),
        });
        this.users = [user].concat(user2);
      });

      it('finds all entries', async function () {
        const users = await this.User.findAll();
        expect(users.length).to.equal(2);
      });

      it('can also handle object notation', async function () {
        const users = await this.User.findAll({ where: { id: this.users[1].id } });
        expect(users.length).to.equal(1);
        expect(users[0].id).to.equal(this.users[1].id);
      });

      it('sorts the results via id in ascending order', async function () {
        const users = await this.User.findAll();
        expect(users.length).to.equal(2);
        expect(users[0].id).to.be.below(users[1].id);
      });

      it('sorts the results via id in descending order', async function () {
        const users = await this.User.findAll({ order: [['id', 'DESC']] });
        expect(users[0].id).to.be.above(users[1].id);
      });

      it('sorts the results via a date column', async function () {
        await this.User.create({
          username: 'user3',
          data: 'bar',
          theDate: dayjs().add(2, 'hours').toDate(),
        });
        const users = await this.User.findAll({ order: [['theDate', 'DESC']] });
        expect(users[0].id).to.be.above(users[2].id);
      });

      it('handles offset and limit', async function () {
        await this.User.bulkCreate([{ username: 'bobby' }, { username: 'tables' }]);
        const users = await this.User.findAll({ limit: 2, offset: 2 });
        expect(users.length).to.equal(2);
        expect(users[0].id).to.equal(3);
      });

      it('should allow us to find IDs using capital letters', async function () {
        const User = this.sequelize.define(`User${Support.rand()}`, {
          ID: { type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true },
          Login: { type: DataTypes.STRING },
        });

        await User.sync({ force: true });
        await User.create({ Login: 'foo' });
        const user = await User.findAll({ where: { ID: 1 } });
        expect(user).to.be.instanceof(Array);
        expect(user).to.have.length(1);
      });

      it('should be possible to order by sequelize.col()', async function () {
        const Company = this.sequelize.define('Company', {
          name: DataTypes.STRING,
        });

        await Company.sync();

        await Company.findAll({
          order: [this.sequelize.col('name')],
        });
      });

      it('should pull in dependent fields for a VIRTUAL', async function () {
        const User = this.sequelize.define(
          'User',
          {
            active: {
              type: DataTypes.VIRTUAL(DataTypes.BOOLEAN, ['createdAt']),
              get() {
                return this.get('createdAt') > Date.now() - 7 * 24 * 60 * 60 * 1000;
              },
            },
          },
          {
            timestamps: true,
          },
        );

        await User.create();

        const users = await User.findAll({
          attributes: ['active'],
        });

        for (const user of users) {
          expect(user.get('createdAt')).to.be.ok;
          expect(user.get('active')).to.equal(true);
        }
      });

      it('should pull in dependent fields for a VIRTUAL in include', async function () {
        const User = this.sequelize.define('User', {
          name: DataTypes.STRING,
        });

        const Image = this.sequelize.define('Image', {
          path: {
            type: DataTypes.STRING,
            allowNull: false,
          },
          url: {
            type: DataTypes.VIRTUAL(DataTypes.STRING, ['path']),
            get() {
              return `https://my-cool-domain.com/${this.get('path')}`;
            },
          },
        });

        User.hasOne(Image);
        Image.belongsTo(User);

        await this.sequelize.sync({ force: true });

        await User.create(
          {
            name: 'some user',
            image: {
              path: 'folder1/folder2/logo.png',
            },
          },
          {
            include: {
              model: Image,
            },
          },
        );

        const users = await User.findAll({
          attributes: ['name'],
          include: [
            {
              model: Image,
              attributes: ['url'],
            },
          ],
        });

        for (const user of users) {
          expect(user.get('name')).to.equal('some user');
          expect(user.image.get('url')).to.equal(
            'https://my-cool-domain.com/folder1/folder2/logo.png',
          );
          expect(user.image.get('path')).to.equal('folder1/folder2/logo.png');
        }
      });
    });
  });

  describe('findAndCountAll', () => {
    beforeEach(async function () {
      await this.User.bulkCreate([
        { username: 'user', data: 'foobar', intVal: 5 },
        { username: 'user2', data: 'bar', intVal: 5 },
        { username: 'bobby', data: 'foo', intVal: 5 },
      ]);

      const users = await this.User.findAll();
      this.users = users;
    });

    if (current.dialect.supports.transactions) {
      it('supports transactions', async function () {
        const sequelize = await Support.createSingleTransactionalTestSequelizeInstance(
          this.sequelize,
        );
        const User = sequelize.define('User', { username: DataTypes.STRING });

        await User.sync({ force: true });
        const t = await sequelize.startUnmanagedTransaction();
        await User.create({ username: 'foo' }, { transaction: t });
        const info1 = await User.findAndCountAll();
        const info2 = await User.findAndCountAll({ transaction: t });
        expect(info1.count).to.equal(0);
        expect(info2.count).to.equal(1);
        await t.rollback();
      });
    }

    it('handles where clause {only}', async function () {
      const info = await this.User.findAndCountAll({
        where: { id: { [Op.ne]: this.users[0].id } },
      });
      expect(info.count).to.equal(2);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(2);
    });

    it('handles where clause with ordering {only}', async function () {
      const info = await this.User.findAndCountAll({
        where: { id: { [Op.ne]: this.users[0].id } },
        order: [['id', 'ASC']],
      });
      expect(info.count).to.equal(2);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(2);
    });

    it('handles offset', async function () {
      const info = await this.User.findAndCountAll({ offset: 1 });
      expect(info.count).to.equal(3);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(2);
    });

    it('handles limit', async function () {
      const info = await this.User.findAndCountAll({ limit: 1 });
      expect(info.count).to.equal(3);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(1);
    });

    it('handles offset and limit', async function () {
      const info = await this.User.findAndCountAll({ offset: 1, limit: 1 });
      expect(info.count).to.equal(3);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(1);
    });

    it('handles offset with includes', async function () {
      const Election = this.sequelize.define('Election', {
        name: DataTypes.STRING,
      });
      const Citizen = this.sequelize.define('Citizen', {
        name: DataTypes.STRING,
      });

      // Associations
      Election.belongsToMany(Citizen, {
        as: 'Voters',
        through: 'ElectionsVotes',
        inverse: { as: 'Votes' },
      });
      Election.belongsTo(Citizen);
      Citizen.hasMany(Election);

      await this.sequelize.sync();
      // Add some data
      const alice = await Citizen.create({ name: 'Alice' });
      const bob = await Citizen.create({ name: 'Bob' });
      await Election.create({ name: 'Some election' });
      const election = await Election.create({ name: 'Some other election' });
      await election.setCitizen(alice);
      await election.setVoters([alice, bob]);
      const elections = await Election.findAndCountAll({
        offset: 5,
        limit: 1,
        where: {
          name: 'Some election',
        },
        include: [
          'citizen', // Election creator
          { model: Citizen, as: 'Voters' }, // Election voters
        ],
      });
      expect(elections.count).to.equal(1);
      expect(elections.rows.length).to.equal(0);
    });

    it('handles attributes', async function () {
      const info = await this.User.findAndCountAll({
        where: { id: { [Op.ne]: this.users[0].id } },
        attributes: ['data'],
      });
      expect(info.count).to.equal(2);
      expect(Array.isArray(info.rows)).to.be.ok;
      expect(info.rows.length).to.equal(2);
      expect(info.rows[0].dataValues).to.not.have.property('username');
      expect(info.rows[1].dataValues).to.not.have.property('username');
    });

    it('handles grouped rows', async function () {
      const info = await this.User.findAndCountAll({
        attributes: [
          [Sequelize.fn('sum', Sequelize.col('intVal')), 'sum'],
          Sequelize.col('intVal'),
        ],
        group: [Sequelize.col('intVal')],
        countGroupedRows: true,
        raw: true,
      });
      expect(info.count).to.equal(1);
      expect(Array.isArray(info.rows)).to.be.ok;
      const row = info.rows[0];
      if (dialectName === 'mysql') {
        row.sum = Number(row.sum);
      }

      expect(info.rows).to.deep.equal([row]);
    });
  });

  describe('all', () => {
    beforeEach(async function () {
      await this.User.bulkCreate([
        { username: 'user', data: 'foobar' },
        { username: 'user2', data: 'bar' },
      ]);
    });

    if (current.dialect.supports.transactions) {
      it('supports transactions', async function () {
        const sequelize = await Support.createSingleTransactionalTestSequelizeInstance(
          this.sequelize,
        );
        const User = sequelize.define('User', { username: DataTypes.STRING });

        await User.sync({ force: true });
        const t = await sequelize.startUnmanagedTransaction();
        await User.create({ username: 'foo' }, { transaction: t });
        const users1 = await User.findAll();
        const users2 = await User.findAll({ transaction: t });
        expect(users1.length).to.equal(0);
        expect(users2.length).to.equal(1);
        await t.rollback();
      });
    }

    it('should return all users', async function () {
      const users = await this.User.findAll();
      expect(users.length).to.equal(2);
    });
  });

  it('should support logging', async function () {
    const spy = sinon.spy();

    await this.User.findAll({
      where: {},
      logging: spy,
    });

    expect(spy.called).to.be.ok;
  });

  describe('rejectOnEmpty mode', () => {
    it('works from model options', async () => {
      const Model = current.define(
        'Test',
        {
          username: DataTypes.STRING(100),
        },
        {
          rejectOnEmpty: true,
        },
      );

      await Model.sync({ force: true });

      await expect(
        Model.findAll({
          where: {
            username: 'some-username-that-is-not-used-anywhere',
          },
        }),
      ).to.eventually.be.rejectedWith(Sequelize.EmptyResultError);
    });

    it('throws custom error with initialized', async () => {
      const Model = current.define(
        'Test',
        {
          username: DataTypes.STRING(100),
        },
        {
          rejectOnEmpty: new Sequelize.ConnectionError('Some Error'), // using custom error instance
        },
      );

      await Model.sync({ force: true });

      await expect(
        Model.findAll({
          where: {
            username: 'some-username-that-is-not-used-anywhere-for-sure-this-time',
          },
        }),
      ).to.eventually.be.rejectedWith(Sequelize.ConnectionError);
    });

    it('throws custom error with instance', async () => {
      const Model = current.define(
        'Test',
        {
          username: DataTypes.STRING(100),
        },
        {
          rejectOnEmpty: Sequelize.ConnectionError, // using custom error instance
        },
      );

      await Model.sync({ force: true });

      await expect(
        Model.findAll({
          where: {
            username: 'some-username-that-is-not-used-anywhere-for-sure-this-time',
          },
        }),
      ).to.eventually.be.rejectedWith(Sequelize.ConnectionError);
    });
  });
});