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70 lines
2.3 KiB
TypeScript
70 lines
2.3 KiB
TypeScript
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// Copyright 2021 MengYX. All rights reserved.
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//
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in https://go.dev/LICENSE.
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import {TeaCipher} from "@/utils/tea";
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test("key size", () => {
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const testKey = new Uint8Array([
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0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
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0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF,
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0x00
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])
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expect(() => new TeaCipher(testKey.slice(0, 16)))
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.not.toThrow()
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expect(() => new TeaCipher(testKey))
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.toThrow()
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expect(() => new TeaCipher(testKey.slice(0, 15)))
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.toThrow()
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})
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const teaTests = [
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// These were sourced from https://github.com/froydnj/ironclad/blob/master/testing/test-vectors/tea.testvec
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{
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rounds: TeaCipher.numRounds,
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key: new Uint8Array([
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]),
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plainText: new Uint8Array([0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]),
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cipherText: new Uint8Array([0x41, 0xea, 0x3a, 0x0a, 0x94, 0xba, 0xa9, 0x40]),
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},
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{
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rounds: TeaCipher.numRounds,
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key: new Uint8Array([
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff]),
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plainText: new Uint8Array([0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff]),
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cipherText: new Uint8Array([0x31, 0x9b, 0xbe, 0xfb, 0x01, 0x6a, 0xbd, 0xb2]),
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},
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{
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rounds: 16,
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key: new Uint8Array([
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]),
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plainText: new Uint8Array([0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]),
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cipherText: new Uint8Array([0xed, 0x28, 0x5d, 0xa1, 0x45, 0x5b, 0x33, 0xc1]),
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},
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]
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test("encrypt & decrypt", () => {
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for (const tt of teaTests) {
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const c = new TeaCipher(tt.key, tt.rounds)
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const buf = new Uint8Array(8)
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const bufView = new DataView(buf.buffer)
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c.encrypt(bufView, new DataView(tt.plainText.buffer))
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expect(buf).toStrictEqual(tt.cipherText)
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c.decrypt(bufView, new DataView(tt.cipherText.buffer))
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expect(buf).toStrictEqual(tt.plainText)
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}
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})
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