130 lines
4.4 KiB
TypeScript
130 lines
4.4 KiB
TypeScript
import MysqlConnectionManager from "../src/db/MysqlConnectionManager";
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import Model from "../src/db/Model";
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import {MIGRATIONS} from "./_migrations";
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import ModelFactory from "../src/db/ModelFactory";
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import {ValidationBag} from "../src/db/Validator";
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class FakeDummyModel extends Model {
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public id?: number = undefined;
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public name?: string = undefined;
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public date?: Date = undefined;
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public date_default?: Date = undefined;
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protected init(): void {
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this.setValidation('name').acceptUndefined().between(3, 256);
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}
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}
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let factory: ModelFactory<FakeDummyModel>;
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beforeAll(async () => {
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MysqlConnectionManager.registerMigrations(MIGRATIONS);
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ModelFactory.register(FakeDummyModel);
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await MysqlConnectionManager.prepare();
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// Create FakeDummyModel table
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factory = ModelFactory.get(FakeDummyModel);
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await MysqlConnectionManager.query(`DROP TABLE IF EXISTS ${(factory.table)}`);
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await MysqlConnectionManager.query(`CREATE TABLE ${(factory.table)}(
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id INT NOT NULL AUTO_INCREMENT,
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name VARCHAR(256),
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date DATETIME,
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date_default DATETIME DEFAULT NOW(),
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PRIMARY KEY(id)
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)`);
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});
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afterAll(async () => {
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await MysqlConnectionManager.endPool();
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});
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describe('Model', () => {
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it('should construct properly', () => {
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const date = new Date(888);
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const model = factory.create({
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name: 'a_name',
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date: date,
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non_existing_property: 'dropped_value',
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});
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expect(model.id).toBeUndefined();
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expect(model.name).toBe('a_name');
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expect(model.date).toBe(date);
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expect(model.date_default).toBeUndefined();
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expect(model.non_existing_property).toBeUndefined();
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});
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it('should have a proper table name', () => {
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expect(factory.table).toBe('fake_dummy_models');
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expect(FakeDummyModel.table).toBe('fake_dummy_models');
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expect(FakeDummyModel.create({}).table).toBe('fake_dummy_models');
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});
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it('should insert properly', async () => {
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const date = new Date(569985);
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const insertInstance: FakeDummyModel | null = factory.create({
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name: 'name1',
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date: date,
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});
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// Insert
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expect(await insertInstance.exists()).toBeFalsy();
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await insertInstance.save();
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expect(await insertInstance.exists()).toBeTruthy();
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expect(insertInstance.id).toBe(1); // Auto id from insert
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expect(insertInstance.name).toBe('name1');
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expect(insertInstance.date?.getTime()).toBeCloseTo(date.getTime(), -4);
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expect(insertInstance.date_default).toBeDefined();
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// Check that row exists in DB
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const retrievedInstance = await FakeDummyModel.getById(1);
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expect(retrievedInstance).toBeDefined();
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expect(retrievedInstance!.id).toBe(1);
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expect(retrievedInstance!.name).toBe('name1');
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expect(retrievedInstance!.date?.getTime()).toBeCloseTo(date.getTime(), -4);
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expect(retrievedInstance!.date_default).toBeDefined();
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const failingInsertModel = factory.create({
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name: 'a',
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});
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await expect(failingInsertModel.save()).rejects.toBeInstanceOf(ValidationBag);
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});
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it('should update properly', async () => {
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const insertModel = factory.create({
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name: 'update',
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});
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await insertModel.save();
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const preUpdatedModel = await FakeDummyModel.getById(insertModel.id);
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expect(preUpdatedModel).not.toBeNull();
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expect(preUpdatedModel!.name).toBe(insertModel.name);
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// Update model
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preUpdatedModel!.name = 'updated_name';
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await preUpdatedModel!.save();
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const postUpdatedModel = await FakeDummyModel.getById(insertModel.id);
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expect(postUpdatedModel).not.toBeNull();
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expect(postUpdatedModel!.id).toBe(insertModel.id);
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expect(postUpdatedModel!.name).not.toBe(insertModel.name);
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expect(postUpdatedModel!.name).toBe(preUpdatedModel!.name);
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});
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it('should delete properly', async () => {
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const insertModel = factory.create({
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name: 'delete',
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});
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await insertModel.save();
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const preDeleteModel = await FakeDummyModel.getById(insertModel.id);
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expect(preDeleteModel).not.toBeNull();
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await preDeleteModel!.delete();
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const postDeleteModel = await FakeDummyModel.getById(insertModel.id);
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expect(postDeleteModel).toBeNull();
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});
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}); |