10 lines
351 B
JavaScript
10 lines
351 B
JavaScript
const expect = require('expect');
|
|
const {omitBy} = require('./_30s.js');
|
|
|
|
test('omitBy is a Function', () => {
|
|
expect(omitBy).toBeInstanceOf(Function);
|
|
});
|
|
test('Creates an object composed of the properties the given function returns falsey for', () => {
|
|
expect(omitBy({ a: 1, b: '2', c: 3 }, x => typeof x === 'number')).toEqual({ b: '2' });
|
|
});
|