18 lines
457 B
JavaScript
18 lines
457 B
JavaScript
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const { test, describe } = require('node:test')
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const assert = require('node:assert')
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const average = require('../src/utils').average
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describe('average', () => {
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test('of one value is the value itself', () => {
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assert.strictEqual(average([1]), 1)
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})
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test('of many is calculated right', () => {
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assert.strictEqual(average([1, 2, 3, 4, 5, 6]), 3.5)
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})
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test('of empty array is zero', () => {
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assert.strictEqual(average([]), 0)
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})
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})
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