Files
libcrypto/test/signature.test.ts
T

56 lines
1.7 KiB
TypeScript

import {test, expect} from 'bun:test'
import {signature} from '../index'
import {derive_keypair, gen_keypair, sign, verify} from "../src/signature";
test('base case', async () => {
const keypair = await gen_keypair()
const data = new TextEncoder().encode("Message 123 !")
const sig = await sign(data, keypair.privateKey)
const verification = await verify(data, keypair.publicKey, sig)
expect(verification).toBe(true)
})
test('inverted keys', async () => {
const keypair = await signature.gen_keypair()
const data = new TextEncoder().encode("Message 123 !")
expect(async () => await sign(data, keypair.publicKey)).toThrow()
})
test('tampered message', async () => {
const keypair = await signature.gen_keypair()
const data1 = new TextEncoder().encode("Message 123 !")
const data2 = new TextEncoder().encode("Message 321 !")
expect(data1).not.toEqual(data2)
const sig = await sign(data1, keypair.privateKey)
const verification = await verify(data2, keypair.publicKey, sig)
expect(verification).toBe(false)
})
test('different keypair', async () => {
const keypair = await signature.gen_keypair()
const keypair2 = await signature.gen_keypair()
const data = new TextEncoder().encode("Message 123 !")
const sig = await sign(data, keypair.privateKey)
const verification = await verify(data, keypair2.publicKey, sig)
expect(verification).toBe(false)
})
test('tampered signature', async () => {
const keypair = await signature.gen_keypair()
const data = new TextEncoder().encode("Message 123 !")
const sig = await sign(data, keypair.privateKey)
sig[0] ^= 1
const verification = await verify(data, keypair.publicKey, sig)
expect(verification).toBe(false)
})