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10febce31a
* tests: add missing tests for `PascalTriangle` * style: remove redundant branch in `generate` * tests: simplify tests of `PascalTriangle`
21 lines
643 B
JavaScript
21 lines
643 B
JavaScript
import { expect } from 'vitest'
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import { generate } from '../PascalTriangle'
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describe('Pascals Triangle', () => {
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it.each([
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[0, []],
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[1, [[1]]],
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[2, [[1], [1, 1]]],
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[3, [[1], [1, 1], [1, 2, 1]]],
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[4, [[1], [1, 1], [1, 2, 1], [1, 3, 3, 1]]],
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[5, [[1], [1, 1], [1, 2, 1], [1, 3, 3, 1]], [1, 4, 6, 4, 1]]
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])('check with %j', (input, expected) => {
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const pascalsTriangle = generate(input)
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expect(pascalsTriangle.length).toEqual(input)
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pascalsTriangle.forEach((arr, index) => {
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expect(arr.length).toEqual(index + 1)
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})
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expect(pascalsTriangle).toEqual(expect.arrayContaining(expected))
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})
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})
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