v2ray-core/common/crypto/auth_test.go

73 lines
1.5 KiB
Go

package crypto_test
import (
"crypto/aes"
"crypto/cipher"
"crypto/rand"
"io"
"testing"
"v2ray.com/core/common/buf"
. "v2ray.com/core/common/crypto"
"v2ray.com/core/testing/assert"
)
func TestAuthenticationReaderWriter(t *testing.T) {
assert := assert.On(t)
key := make([]byte, 16)
rand.Read(key)
block, err := aes.NewCipher(key)
assert.Error(err).IsNil()
aead, err := cipher.NewGCM(block)
assert.Error(err).IsNil()
rawPayload := make([]byte, 8192*10)
rand.Read(rawPayload)
payload := buf.NewLocal(8192 * 10)
payload.Append(rawPayload)
cache := buf.NewLocal(160 * 1024)
iv := make([]byte, 12)
rand.Read(iv)
writer := NewAuthenticationWriter(&AEADAuthenticator{
AEAD: aead,
NonceGenerator: &StaticBytesGenerator{
Content: iv,
},
AdditionalDataGenerator: &NoOpBytesGenerator{},
}, PlainChunkSizeParser{}, cache)
assert.Error(writer.Write(buf.NewMultiBufferValue(payload))).IsNil()
assert.Int(cache.Len()).Equals(83360)
assert.Error(writer.Write(buf.NewMultiBuffer())).IsNil()
assert.Error(err).IsNil()
reader := NewAuthenticationReader(&AEADAuthenticator{
AEAD: aead,
NonceGenerator: &StaticBytesGenerator{
Content: iv,
},
AdditionalDataGenerator: &NoOpBytesGenerator{},
}, PlainChunkSizeParser{}, cache)
mb := buf.NewMultiBuffer()
for mb.Len() < len(rawPayload) {
mb2, err := reader.Read()
assert.Error(err).IsNil()
mb.AppendMulti(mb2)
}
mbContent := make([]byte, 8192*10)
mb.Read(mbContent)
assert.Bytes(mbContent).Equals(rawPayload)
_, err = reader.Read()
assert.Error(err).Equals(io.EOF)
}