mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-11-09 03:37:37 -05:00
79 lines
2.3 KiB
Go
79 lines
2.3 KiB
Go
package crypto_test
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import (
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"crypto/rand"
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"encoding/hex"
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"testing"
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. "github.com/v2ray/v2ray-core/common/crypto"
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v2testing "github.com/v2ray/v2ray-core/testing"
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"github.com/v2ray/v2ray-core/testing/assert"
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)
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func mustDecodeHex(s string) []byte {
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b, err := hex.DecodeString(s)
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if err != nil {
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panic(err)
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}
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return b
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}
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func TestChaCha20Stream(t *testing.T) {
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v2testing.Current(t)
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var cases = []struct {
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key []byte
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iv []byte
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output []byte
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}{
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{
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key: mustDecodeHex("0000000000000000000000000000000000000000000000000000000000000000"),
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iv: mustDecodeHex("0000000000000000"),
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output: mustDecodeHex("76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7" +
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"da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586" +
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"9f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32ee7aed" +
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"29b721769ce64e43d57133b074d839d531ed1f28510afb45ace10a1f4b794d6f"),
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},
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{
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key: mustDecodeHex("5555555555555555555555555555555555555555555555555555555555555555"),
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iv: mustDecodeHex("5555555555555555"),
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output: mustDecodeHex("bea9411aa453c5434a5ae8c92862f564396855a9ea6e22d6d3b50ae1b3663311" +
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"a4a3606c671d605ce16c3aece8e61ea145c59775017bee2fa6f88afc758069f7" +
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"e0b8f676e644216f4d2a3422d7fa36c6c4931aca950e9da42788e6d0b6d1cd83" +
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"8ef652e97b145b14871eae6c6804c7004db5ac2fce4c68c726d004b10fcaba86"),
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},
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{
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key: mustDecodeHex("0000000000000000000000000000000000000000000000000000000000000000"),
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iv: mustDecodeHex("000000000000000000000000"),
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output: mustDecodeHex("76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586"),
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},
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}
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for _, c := range cases {
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s := NewChaCha20Stream(c.key, c.iv)
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input := make([]byte, len(c.output))
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actualOutout := make([]byte, len(c.output))
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s.XORKeyStream(actualOutout, input)
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assert.Bytes(c.output).Equals(actualOutout)
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}
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}
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func TestChaCha20Decoding(t *testing.T) {
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v2testing.Current(t)
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key := make([]byte, 32)
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rand.Read(key)
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iv := make([]byte, 8)
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rand.Read(iv)
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stream := NewChaCha20Stream(key, iv)
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payload := make([]byte, 1024)
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rand.Read(payload)
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x := make([]byte, len(payload))
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stream.XORKeyStream(x, payload)
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stream2 := NewChaCha20Stream(key, iv)
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stream2.XORKeyStream(x, x)
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assert.Bytes(x).Equals(payload)
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}
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