85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
/* SPDX-License-Identifier: GPL-2.0
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*
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* Copyright (C) 2017-2018 WireGuard LLC. All Rights Reserved.
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*/
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package main
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import (
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"encoding/hex"
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"golang.org/x/crypto/blake2s"
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"testing"
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)
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type KDFTest struct {
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key string
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input string
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t0 string
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t1 string
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t2 string
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}
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func assertEquals(t *testing.T, a string, b string) {
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if a != b {
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t.Fatal("expected", a, "=", b)
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}
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}
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func TestKDF(t *testing.T) {
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tests := []KDFTest{
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{
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key: "746573742d6b6579",
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input: "746573742d696e707574",
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t0: "6f0e5ad38daba1bea8a0d213688736f19763239305e0f58aba697f9ffc41c633",
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t1: "df1194df20802a4fe594cde27e92991c8cae66c366e8106aaa937a55fa371e8a",
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t2: "fac6e2745a325f5dc5d11a5b165aad08b0ada28e7b4e666b7c077934a4d76c24",
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},
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{
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key: "776972656775617264",
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input: "776972656775617264",
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t0: "491d43bbfdaa8750aaf535e334ecbfe5129967cd64635101c566d4caefda96e8",
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t1: "1e71a379baefd8a79aa4662212fcafe19a23e2b609a3db7d6bcba8f560e3d25f",
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t2: "31e1ae48bddfbe5de38f295e5452b1909a1b4e38e183926af3780b0c1e1f0160",
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},
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{
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key: "",
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input: "",
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t0: "8387b46bf43eccfcf349552a095d8315c4055beb90208fb1be23b894bc2ed5d0",
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t1: "58a0e5f6faefccf4807bff1f05fa8a9217945762040bcec2f4b4a62bdfe0e86e",
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t2: "0ce6ea98ec548f8e281e93e32db65621c45eb18dc6f0a7ad94178610a2f7338e",
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},
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}
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var t0, t1, t2 [blake2s.Size]byte
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for _, test := range tests {
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key, _ := hex.DecodeString(test.key)
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input, _ := hex.DecodeString(test.input)
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KDF3(&t0, &t1, &t2, key, input)
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t0s := hex.EncodeToString(t0[:])
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t1s := hex.EncodeToString(t1[:])
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t2s := hex.EncodeToString(t2[:])
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assertEquals(t, t0s, test.t0)
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assertEquals(t, t1s, test.t1)
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assertEquals(t, t2s, test.t2)
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}
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for _, test := range tests {
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key, _ := hex.DecodeString(test.key)
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input, _ := hex.DecodeString(test.input)
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KDF2(&t0, &t1, key, input)
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t0s := hex.EncodeToString(t0[:])
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t1s := hex.EncodeToString(t1[:])
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assertEquals(t, t0s, test.t0)
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assertEquals(t, t1s, test.t1)
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}
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for _, test := range tests {
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key, _ := hex.DecodeString(test.key)
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input, _ := hex.DecodeString(test.input)
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KDF1(&t0, key, input)
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t0s := hex.EncodeToString(t0[:])
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assertEquals(t, t0s, test.t0)
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}
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}
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