@qntm-code/utils
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A collection of useful utility functions with associated TypeScript types. All functions have been unit tested.
16 lines (15 loc) • 688 B
JavaScript
import { difference } from './difference';
describe('difference', () => {
it('Should return an empty array if the provided array has no values', () => {
expect(difference([], [3, 2])).toEqual([]);
});
it('Should return an empty array if the provided values has no values', () => {
expect(difference([2, 1], [])).toEqual([]);
});
it('Should find the difference between two number arrays', () => {
expect(difference([2, 1], [3, 2])).toEqual([1]);
});
it('Should find the difference between two string arrays', () => {
expect(difference(['apple', 'banana', 'peach'], ['orange', 'apple'])).toEqual(['banana', 'peach']);
});
});