38 lines
1.7 KiB
TypeScript
38 lines
1.7 KiB
TypeScript
import { afterEach, describe, expect, it, vi } from 'vitest'
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import { formatBytes, parseHex } from '../src/lib/bytes'
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import { base64UrlToHex, formatPem, generateRsaKeyPair } from '../src/lib/rsa'
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describe('RSA key generation', () => {
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afterEach(() => {
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vi.unstubAllGlobals()
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})
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it('formats DER and JWK integer values', () => {
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expect(formatPem(Uint8Array.from([0, 1, 2, 3]), 'PUBLIC KEY')).toBe('-----BEGIN PUBLIC KEY-----\nAAECAw==\n-----END PUBLIC KEY-----\n')
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expect(base64UrlToHex('AQAB')).toBe('010001')
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})
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it('generates an exportable 2048-bit key pair using a cryptographic provider', async () => {
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const result = await generateRsaKeyPair(2048)
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expect(result.publicKeyPem).toMatch(/^-----BEGIN PUBLIC KEY-----/)
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expect(result.privateKeyPem).toMatch(/^-----BEGIN PRIVATE KEY-----/)
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expect(result.modulusHex).toHaveLength(512)
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expect(result.exponentHex).toBe('010001')
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expect(formatBytes(parseHex(result.exponentHex), { format: 'byte-array' })).toBe('0x01, 0x00, 0x01')
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expect(['Web Crypto', 'node-forge']).toContain(result.source)
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}, 20_000)
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it('uses the node-forge fallback with a cryptographic random source when SubtleCrypto is unavailable', async () => {
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const getRandomValues = globalThis.crypto.getRandomValues.bind(globalThis.crypto)
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vi.stubGlobal('crypto', { getRandomValues })
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const result = await generateRsaKeyPair(2048)
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expect(result.source).toBe('node-forge')
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expect(result.publicKeyPem).toMatch(/^-----BEGIN PUBLIC KEY-----/)
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expect(result.privateKeyPem).toMatch(/^-----BEGIN PRIVATE KEY-----/)
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expect(result.modulusHex).toHaveLength(512)
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expect(result.exponentHex).toBe('010001')
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}, 30_000)
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})
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