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[Tests] Add unit tests for throttle utility #8484

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[Tests] Add unit tests for throttle utility #8484

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[Tests] Add unit tests for throttle utility
gonzaloriestra Sep 6, 2026
e7e709b
[Tests] Add unit tests for throttle utility
gonzaloriestra Sep 6, 2026
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34 changes: 32 additions & 2 deletions packages/cli-kit/src/public/common/function.test.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
import {debounce, memoize} from './function.js'
import {describe, test, expect} from 'vitest'
import {debounce, memoize, throttle} from './function.js'
import {afterEach, beforeEach, describe, expect, test, vi} from 'vitest'

describe('memoize', () => {
test('memoizes the function value', () => {
Expand Down Expand Up @@ -35,3 +35,33 @@ describe('debounce', () => {
expect(value).toEqual(1)
})
})

describe('throttle', () => {
beforeEach(() => {
vi.useFakeTimers()
})

afterEach(() => {
vi.useRealTimers()
})

test('throttles function executions over time', () => {
// Given
let count = 0
const throttled = throttle(() => {
count += 1
}, 100)

// When
throttled()
throttled()
throttled()

// Then
expect(count).toBe(1)

// Advance time past the wait interval
vi.advanceTimersByTime(100)
expect(count).toBe(2)
})
})
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