uquic/crypto_stream_manager_test.go

84 lines
2.8 KiB
Go

package quic
import (
"github.com/quic-go/quic-go/internal/protocol"
"github.com/quic-go/quic-go/internal/wire"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
)
var _ = Describe("Crypto Stream Manager", func() {
var (
csm *cryptoStreamManager
initialStream *MockCryptoStream
handshakeStream *MockCryptoStream
oneRTTStream *MockCryptoStream
)
BeforeEach(func() {
initialStream = NewMockCryptoStream(mockCtrl)
handshakeStream = NewMockCryptoStream(mockCtrl)
oneRTTStream = NewMockCryptoStream(mockCtrl)
csm = newCryptoStreamManager(initialStream, handshakeStream, oneRTTStream)
})
It("passes messages to the initial stream", func() {
cf := &wire.CryptoFrame{Data: []byte("foobar")}
initialStream.EXPECT().HandleCryptoFrame(cf)
initialStream.EXPECT().GetCryptoData().Return([]byte("foobar"))
Expect(csm.HandleCryptoFrame(cf, protocol.EncryptionInitial)).To(Succeed())
Expect(csm.GetCryptoData(protocol.EncryptionInitial)).To(Equal([]byte("foobar")))
})
It("passes messages to the handshake stream", func() {
cf := &wire.CryptoFrame{Data: []byte("foobar")}
handshakeStream.EXPECT().HandleCryptoFrame(cf)
handshakeStream.EXPECT().GetCryptoData().Return([]byte("foobar"))
Expect(csm.HandleCryptoFrame(cf, protocol.EncryptionHandshake)).To(Succeed())
Expect(csm.GetCryptoData(protocol.EncryptionHandshake)).To(Equal([]byte("foobar")))
})
It("passes messages to the 1-RTT stream", func() {
cf := &wire.CryptoFrame{Data: []byte("foobar")}
oneRTTStream.EXPECT().HandleCryptoFrame(cf)
oneRTTStream.EXPECT().GetCryptoData().Return([]byte("foobar"))
Expect(csm.HandleCryptoFrame(cf, protocol.Encryption1RTT)).To(Succeed())
Expect(csm.GetCryptoData(protocol.Encryption1RTT)).To(Equal([]byte("foobar")))
})
It("processes all messages", func() {
cf := &wire.CryptoFrame{Data: []byte("foobar")}
handshakeStream.EXPECT().HandleCryptoFrame(cf)
handshakeStream.EXPECT().GetCryptoData().Return([]byte("foo"))
handshakeStream.EXPECT().GetCryptoData().Return([]byte("bar"))
handshakeStream.EXPECT().GetCryptoData()
Expect(csm.HandleCryptoFrame(cf, protocol.EncryptionHandshake)).To(Succeed())
var data []byte
for {
b := csm.GetCryptoData(protocol.EncryptionHandshake)
if len(b) == 0 {
break
}
data = append(data, b...)
}
Expect(data).To(Equal([]byte("foobar")))
})
It("errors for unknown encryption levels", func() {
err := csm.HandleCryptoFrame(&wire.CryptoFrame{}, 42)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("received CRYPTO frame with unexpected encryption level"))
})
It("drops Initial", func() {
initialStream.EXPECT().Finish()
Expect(csm.Drop(protocol.EncryptionInitial)).To(Succeed())
})
It("drops Handshake", func() {
handshakeStream.EXPECT().Finish()
Expect(csm.Drop(protocol.EncryptionHandshake)).To(Succeed())
})
})