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19 lines
567 B
TypeScript
19 lines
567 B
TypeScript
import { describe, expect, it } from 'vitest'
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import { CHARS_PER_TOKEN, estimateTokensFromChars } from '../src/token-estimate.js'
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describe('estimateTokensFromChars', () => {
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it('uses four characters per token', () => {
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expect(CHARS_PER_TOKEN).toBe(4)
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})
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it('rounds partial tokens up', () => {
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expect(estimateTokensFromChars(5)).toBe(2)
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})
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it('handles zero and boundary character counts', () => {
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expect(estimateTokensFromChars(0)).toBe(0)
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expect(estimateTokensFromChars(1)).toBe(1)
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expect(estimateTokensFromChars(4)).toBe(1)
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})
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})
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