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import {expect} from 'chai';
import sinon, {assert, match} from 'sinon';
import {Car} from './car';
import {CarRepository} from './car-repository';
import {CarNotFoundError, InternalError} from '../../errors';
import sequelize from '../../db';
import Sequelize from 'sequelize';
describe('CarRepository', function() {
const fakeCar = {
groupId: 1,
carId: 6,
name: 'CAR',
color: 'Green',
};
afterEach(function() {
sinon.restore();
});
describe('create', function() {
let createStub: sinon.SinonStub;
let findOneStub: sinon.SinonStub;
let transactionStub: sinon.SinonStub;
beforeEach(function() {
createStub = sinon.stub(Car, 'create');
findOneStub = sinon.stub(Car, 'findOne');
transactionStub = sinon.stub(sequelize, 'transaction');
});
it('creates car with specified values', async function() {
createStub.resolves(fakeCar as any);
findOneStub.resolves({get: () => fakeCar.carId - 1});
const transaction = {field: 'TEST FIELD'};
transactionStub.callsFake((fn) => {
return fn(transaction);
});
await expect(CarRepository.create(
fakeCar.groupId,
fakeCar.name,
fakeCar.color as any,
)).to.eventually.equal(fakeCar);
sinon.assert.calledOnceWithExactly(transactionStub, match.func);
sinon.assert.calledOnceWithExactly(
findOneStub,
match({
attributes: [[
Sequelize.fn('MAX', Sequelize.col('carId')), 'max_id',
]],
where: {
groupId: fakeCar.groupId,
},
transaction: transaction,
}),
);
sinon.assert.calledOnceWithExactly(
createStub,
match({
groupId: fakeCar.groupId,
name: fakeCar.name,
color: fakeCar.color,
carId: fakeCar.carId,
}),
match.any,
);
});
it('catches error and throws InternalError instead', async function() {
createStub.rejects(new Error('Should not be thrown'));
findOneStub.rejects(new Error('Should not be thrown'));
const transaction = {field: 'TEST FIELD'};
transactionStub.callsFake((fn) => {
return fn(transaction);
});
await expect(CarRepository.create(
fakeCar.groupId,
fakeCar.name,
fakeCar.color as any,
)).to.be.rejectedWith(InternalError);
sinon.assert.calledOnceWithExactly(transactionStub, match.func);
sinon.assert.calledOnceWithExactly(
findOneStub,
match({
attributes: [[
Sequelize.fn('MAX', Sequelize.col('carId')), 'max_id',
]],
where: {
groupId: fakeCar.groupId,
},
transaction: transaction,
}),
);
assert.notCalled(createStub);
});
});
describe('findByGroup', function() {
it('throws InternalError error if find throws an error', async function() {
const findAllStub = sinon.stub(Car, 'findAll');
findAllStub.rejects(new Error('Should not be thrown'));
await expect(CarRepository.findByGroup(1))
.to.eventually.be.rejectedWith(InternalError);
assert.calledOnceWithExactly(
findAllStub,
match({
where: {
groupId: 1,
},
}),
);
});
it('calls findAll with the correct parameters', async function() {
const cars = [
{
groupId: 1,
id: 1,
name: 'FIRST',
},
{
groupId: 1,
id: 2,
name: 'SECOND',
},
];
const findAllStub = sinon.stub(Car, 'findAll');
findAllStub.resolves(cars as any);
await expect(CarRepository.findByGroup(1))
.to.eventually.be.equal(cars);
assert.calledOnceWithExactly(
findAllStub,
match({
where: {
groupId: 1,
},
}),
);
});
});
describe('findById', function() {
let findOneStub: sinon.SinonStub;
beforeEach(function() {
findOneStub = sinon.stub(Car, 'findOne');
});
const id = {
groupId: 1,
carId: 1,
};
it('throws CarNotFoundError if car doesn\'t exist', async function() {
findOneStub.resolves(null);
await expect(CarRepository.findById(id))
.to.eventually.be.rejectedWith(CarNotFoundError);
assert.calledOnceWithExactly(
findOneStub,
match({where: id, include: match.any}),
);
});
it('catches error of query and throws InternalError instead',
async function() {
findOneStub.rejects(new Error('Should not be thrown'));
await expect(CarRepository.findById(id))
.to.eventually.be.rejectedWith(InternalError);
assert.calledOnceWithExactly(
findOneStub,
match({where: id, include: match.any}),
);
});
it('gets car with the specified id', async function() {
const car = {
name: 'Car',
groupId: 1,
carId: 1,
};
findOneStub.resolves(car as any);
await expect(CarRepository.findById(id))
.to.eventually.equal(car);
assert.calledOnceWithExactly(
findOneStub,
match({where: id, include: match.any}),
);
});
});
describe('delete', function() {
let destroyStub: sinon.SinonStub;
beforeEach(function() {
destroyStub = sinon.stub(Car, 'destroy');
});
it('calls Car.destroy with correct parameters', async function() {
destroyStub.resolves(1);
const carPk = {
groupId: 1,
carId: 1,
};
await expect(CarRepository.delete(carPk)).to.eventually.be.fulfilled;
assert.calledOnceWithExactly(
destroyStub,
match({
where: {
carId: carPk.carId,
groupId: carPk.groupId,
},
limit: 1,
}),
);
});
it('throws CarNotFoundError if no car was deleted', async function() {
destroyStub.resolves(0);
const carPk = {
groupId: 1,
carId: 1,
};
await expect(CarRepository.delete(carPk))
.to.eventually.be.rejectedWith(CarNotFoundError);
assert.calledOnce(destroyStub);
});
});
});
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