debian-mirror-gitlab/spec/frontend_integration/test_helpers/utils/obj_spec.js
2021-03-08 18:12:59 +05:30

23 lines
762 B
JavaScript

import { withKeys, withValues } from './obj';
describe('frontend_integration/test_helpers/utils/obj', () => {
describe('withKeys', () => {
it('picks and maps keys', () => {
expect(
withKeys({ a: '123', b: 456, c: 'd' }, { b: 'lorem', c: 'ipsum', z: 'zed ' }),
).toEqual({ lorem: 456, ipsum: 'd' });
});
});
describe('withValues', () => {
it('sets values', () => {
expect(withValues({ a: '123', b: 456 }, { b: 789 })).toEqual({ a: '123', b: 789 });
});
it('throws if values has non-existent key', () => {
expect(() => withValues({ a: '123', b: 456 }, { b: 789, bogus: 'throws' })).toThrow(
`[mock_server] Cannot write property that does not exist on object 'bogus'`,
);
});
});
});