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package wire
import (
"io"
"testing"
"github.com/quic-go/quic-go/internal/protocol"
"github.com/stretchr/testify/require"
)
func TestParseConnectionCloseTransportError(t *testing.T) {
reason := "No recent network activity."
data := encodeVarInt(0x19)
data = append(data, encodeVarInt(0x1337)...) // frame type
data = append(data, encodeVarInt(uint64(len(reason)))...) // reason phrase length
data = append(data, []byte(reason)...)
frame, l, err := parseConnectionCloseFrame(data, FrameTypeConnectionClose, protocol.Version1)
require.NoError(t, err)
require.False(t, frame.IsApplicationError)
require.EqualValues(t, 0x19, frame.ErrorCode)
require.EqualValues(t, 0x1337, frame.FrameType)
require.Equal(t, reason, frame.ReasonPhrase)
require.Equal(t, len(data), l)
}
func TestParseConnectionCloseWithApplicationError(t *testing.T) {
reason := "The application messed things up."
data := encodeVarInt(0xcafe)
data = append(data, encodeVarInt(uint64(len(reason)))...) // reason phrase length
data = append(data, reason...)
frame, l, err := parseConnectionCloseFrame(data, FrameTypeApplicationClose, protocol.Version1)
require.NoError(t, err)
require.True(t, frame.IsApplicationError)
require.EqualValues(t, 0xcafe, frame.ErrorCode)
require.Equal(t, reason, frame.ReasonPhrase)
require.Equal(t, len(data), l)
}
func TestParseConnectionCloseLongReasonPhrase(t *testing.T) {
data := encodeVarInt(0xcafe)
data = append(data, encodeVarInt(0x42)...) // frame type
data = append(data, encodeVarInt(0xffff)...) // reason phrase length
_, _, err := parseConnectionCloseFrame(data, FrameTypeConnectionClose, protocol.Version1)
require.Equal(t, io.EOF, err)
}
func TestParseConnectionCloseErrorsOnEOFs(t *testing.T) {
reason := "No recent network activity."
data := encodeVarInt(0x19)
data = append(data, encodeVarInt(0x1337)...) // frame type
data = append(data, encodeVarInt(uint64(len(reason)))...) // reason phrase length
data = append(data, []byte(reason)...)
_, l, err := parseConnectionCloseFrame(data, FrameTypeConnectionClose, protocol.Version1)
require.Equal(t, len(data), l)
require.NoError(t, err)
for i := range data {
_, _, err = parseConnectionCloseFrame(data[:i], FrameTypeConnectionClose, protocol.Version1)
require.Equal(t, io.EOF, err)
}
}
func TestParseConnectionCloseNoReasonPhrase(t *testing.T) {
data := encodeVarInt(0xcafe)
data = append(data, encodeVarInt(0x42)...) // frame type
data = append(data, encodeVarInt(0)...)
frame, l, err := parseConnectionCloseFrame(data, FrameTypeConnectionClose, protocol.Version1)
require.NoError(t, err)
require.Empty(t, frame.ReasonPhrase)
require.Equal(t, len(data), l)
}
func TestWriteConnectionCloseNoReasonPhrase(t *testing.T) {
frame := &ConnectionCloseFrame{
ErrorCode: 0xbeef,
FrameType: 0x12345,
}
b, err := frame.Append(nil, protocol.Version1)
require.NoError(t, err)
expected := []byte{byte(FrameTypeConnectionClose)}
expected = append(expected, encodeVarInt(0xbeef)...)
expected = append(expected, encodeVarInt(0x12345)...) // frame type
expected = append(expected, encodeVarInt(0)...) // reason phrase length
require.Equal(t, expected, b)
}
func TestWriteConnectionCloseWithReasonPhrase(t *testing.T) {
frame := &ConnectionCloseFrame{
ErrorCode: 0xdead,
ReasonPhrase: "foobar",
}
b, err := frame.Append(nil, protocol.Version1)
require.NoError(t, err)
expected := []byte{byte(FrameTypeConnectionClose)}
expected = append(expected, encodeVarInt(0xdead)...)
expected = append(expected, encodeVarInt(0)...) // frame type
expected = append(expected, encodeVarInt(6)...) // reason phrase length
expected = append(expected, []byte("foobar")...)
require.Equal(t, expected, b)
}
func TestWriteConnectionCloseWithApplicationError(t *testing.T) {
frame := &ConnectionCloseFrame{
IsApplicationError: true,
ErrorCode: 0xdead,
ReasonPhrase: "foobar",
}
b, err := frame.Append(nil, protocol.Version1)
require.NoError(t, err)
expected := []byte{byte(FrameTypeApplicationClose)}
expected = append(expected, encodeVarInt(0xdead)...)
expected = append(expected, encodeVarInt(6)...) // reason phrase length
expected = append(expected, []byte("foobar")...)
require.Equal(t, expected, b)
}
func TestWriteConnectionCloseTransportError(t *testing.T) {
f := &ConnectionCloseFrame{
ErrorCode: 0xcafe,
FrameType: 0xdeadbeef,
ReasonPhrase: "foobar",
}
b, err := f.Append(nil, protocol.Version1)
require.NoError(t, err)
require.Len(t, b, int(f.Length(protocol.Version1)))
}
func TestWriteConnectionCloseLength(t *testing.T) {
f := &ConnectionCloseFrame{
IsApplicationError: true,
ErrorCode: 0xcafe,
ReasonPhrase: "foobar",
}
b, err := f.Append(nil, protocol.Version1)
require.NoError(t, err)
require.Len(t, b, int(f.Length(protocol.Version1)))
}
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