Files
30-seconds-of-code/test/unionWith.test.js
Christian C. Salvadó 83a6a6ea32 [ENHANCEMENT] Properly configure eslint to work with jest (#988)
* chore: make aware eslint that we use jest

By setting up the jest environment, we no longer need to declare the
'test' global in the configuration.

* chore: don't need to import expect, it's a jest environment global

* chore: don't need to import expect when creating undefined test
2019-06-18 08:34:45 +03:00

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JavaScript

const {unionWith} = require('./_30s.js');
test('unionWith is a Function', () => {
expect(unionWith).toBeInstanceOf(Function);
});
test('Produces the appropriate results', () => {
expect(
unionWith([1, 1.2, 1.5, 3, 0], [1.9, 3, 0, 3.9], (a, b) => Math.round(a) === Math.round(b))
).toEqual([1, 1.2, 1.5, 3, 0, 3.9]);
});