Alex Browne 3d211c415b
Introduce framework for running basic tests for entities (#1344)
* Introduce framework for running basic tests for entities

* Add pipeline tests to CircleCI config

* Make pipeline tests more configurable and fix CircleCI config

* Add coverage dir to pipeline package

* Add basic tests for all exchange event entities

* Add tests for remaining entities

* Create separate test scripts in package.json and add new info to README

* Update db_setup.ts to revert migrations even if you are using docker

* Automatically pull the postgres image if needed

* Add comment about why NumberToBigIntTransformer is needed
2018-12-04 14:25:38 -08:00

26 lines
1.0 KiB
TypeScript

import * as chai from 'chai';
import 'mocha';
import { Repository } from 'typeorm';
const expect = chai.expect;
/**
* First saves the given entity to the database, then finds it and makes sure
* that the found entity is exactly equal to the original one. This is a bare
* minimum basic test to make sure that the entity type definition and our
* database schema are aligned and that it is possible to save and find the
* entity.
* @param repository A TypeORM repository corresponding with the type of the entity.
* @param entity An instance of a TypeORM entity which will be saved/retrieved from the database.
*/
export async function testSaveAndFindEntityAsync<T>(repository: Repository<T>, entity: T): Promise<void> {
// Note(albrow): We are forced to use an 'as any' hack here because
// TypeScript complains about stack depth when checking the types.
await repository.save(entity as any);
const gotEntity = await repository.findOneOrFail({
where: entity,
});
expect(gotEntity).deep.equal(entity);
}