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https://github.com/koel/koel
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36 lines
1 KiB
TypeScript
36 lines
1 KiB
TypeScript
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import UnitTestCase from '@/__tests__/UnitTestCase'
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import { expect, it, vi } from 'vitest'
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import { arrayify, limitBy, use } from './helpers'
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new class extends UnitTestCase {
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protected test () {
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it('use() triggers a closure with a defined value', () => {
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const mock = vi.fn()
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use('foo', mock)
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expect(mock).toHaveBeenCalledWith('foo')
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})
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it('use() does not trigger a closure with an undefined value', () => {
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const mock = vi.fn()
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use(undefined, mock)
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expect(mock).not.toHaveBeenCalled()
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})
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it.each([
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['foo', ['foo']],
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[['foo', 'bar'], ['foo', 'bar']]
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])('turns the parameter into an array', (input, output) => expect(arrayify(input)).toEqual(output))
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it.each([
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[2, 0, ['a', 'b']],
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[2, 1, ['b', 'c']],
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[1, 0, ['a']],
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[1, 2, ['c']],
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[0, 0, []],
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[0, 1, []]
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])('takes %d elements from %d position', (count, position, result) => {
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expect(limitBy(['a', 'b', 'c', 'd'], count, position)).toEqual(result)
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})
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}
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}
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