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package qerr
import (
"errors"
"fmt"
"net"
"testing"
"github.com/quic-go/quic-go/internal/protocol"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestTransportError(t *testing.T) {
require.True(t, errors.Is(&TransportError{}, net.ErrClosed))
require.True(t, errors.Is(
&TransportError{Remote: true, ErrorCode: 1, FrameType: 2},
&TransportError{Remote: true, ErrorCode: 1, FrameType: 2},
))
require.True(t, errors.Is(&TransportError{ErrorCode: 0x101}, &TransportError{ErrorCode: 0x101}))
require.False(t, errors.Is(&TransportError{}, &TransportError{ErrorCode: 0x101}))
require.False(t, errors.Is(&TransportError{}, &TransportError{FrameType: 0x1337}))
require.False(t, errors.Is(&TransportError{Remote: false}, &TransportError{Remote: true}))
}
func TestTransportErrorStringer(t *testing.T) {
t.Run("with error message", func(t *testing.T) {
err := &TransportError{
ErrorCode: FlowControlError,
ErrorMessage: "foobar",
}
require.Equal(t, "FLOW_CONTROL_ERROR (local): foobar", err.Error())
})
t.Run("without error message", func(t *testing.T) {
err := &TransportError{ErrorCode: FlowControlError}
require.Equal(t, "FLOW_CONTROL_ERROR (local)", err.Error())
})
t.Run("with frame type", func(t *testing.T) {
err := &TransportError{
Remote: true,
ErrorCode: FlowControlError,
FrameType: 0x1337,
}
require.Equal(t, "FLOW_CONTROL_ERROR (remote) (frame type: 0x1337)", err.Error())
})
t.Run("with frame type and error message", func(t *testing.T) {
err := &TransportError{
ErrorCode: FlowControlError,
FrameType: 0x1337,
ErrorMessage: "foobar",
}
require.Equal(t, "FLOW_CONTROL_ERROR (local) (frame type: 0x1337): foobar", err.Error())
})
}
type myError int
var _ error = myError(0)
func (e myError) Error() string { return fmt.Sprintf("my error %d", e) }
func TestCryptoError(t *testing.T) {
var myErr myError
err := NewLocalCryptoError(0x42, myError(1337))
require.True(t, errors.As(err, &myErr))
require.Equal(t, myError(1337), myErr)
err = NewLocalCryptoError(0x42, assert.AnError)
require.True(t, errors.Is(err, assert.AnError))
require.True(t, errors.Is(
NewLocalCryptoError(0x42, assert.AnError),
NewLocalCryptoError(0x42, assert.AnError),
))
require.False(t, errors.Is(
NewLocalCryptoError(0x42, assert.AnError),
NewLocalCryptoError(0x43, assert.AnError),
))
}
func TestCryptoErrorStringer(t *testing.T) {
t.Run("with error message", func(t *testing.T) {
myErr := myError(1337)
err := NewLocalCryptoError(0x42, myErr)
require.Equal(t, "CRYPTO_ERROR 0x142 (local): my error 1337", err.Error())
})
t.Run("without error message", func(t *testing.T) {
err := NewLocalCryptoError(0x2a, nil)
require.Equal(t, "CRYPTO_ERROR 0x12a (local): tls: bad certificate", err.Error())
})
}
func TestApplicationError(t *testing.T) {
require.True(t, errors.Is(&ApplicationError{}, net.ErrClosed))
require.True(t, errors.Is(
&ApplicationError{ErrorCode: 1, Remote: true},
&ApplicationError{ErrorCode: 1, Remote: true},
))
require.True(t, errors.Is(&ApplicationError{ErrorCode: 0x101}, &ApplicationError{ErrorCode: 0x101}))
require.False(t, errors.Is(&ApplicationError{}, &ApplicationError{ErrorCode: 0x101}))
require.False(t, errors.Is(&ApplicationError{Remote: false}, &ApplicationError{Remote: true}))
}
func TestApplicationErrorStringer(t *testing.T) {
t.Run("with error message", func(t *testing.T) {
err := &ApplicationError{
ErrorCode: 0x42,
ErrorMessage: "foobar",
}
require.Equal(t, "Application error 0x42 (local): foobar", err.Error())
})
t.Run("without error message", func(t *testing.T) {
err := &ApplicationError{
ErrorCode: 0x42,
Remote: true,
}
require.Equal(t, "Application error 0x42 (remote)", err.Error())
})
}
func TestHandshakeTimeoutError(t *testing.T) {
require.True(t, errors.Is(&HandshakeTimeoutError{}, &HandshakeTimeoutError{}))
require.False(t, errors.Is(&HandshakeTimeoutError{}, &IdleTimeoutError{}))
//nolint:staticcheck // SA1021: we need to assign to an interface here
var err error
err = &HandshakeTimeoutError{}
nerr, ok := err.(net.Error)
require.True(t, ok)
require.True(t, nerr.Timeout())
require.Equal(t, "timeout: handshake did not complete in time", err.Error())
require.True(t, errors.Is(&HandshakeTimeoutError{}, net.ErrClosed))
}
func TestIdleTimeoutError(t *testing.T) {
require.True(t, errors.Is(&IdleTimeoutError{}, &IdleTimeoutError{}))
require.False(t, errors.Is(&IdleTimeoutError{}, &HandshakeTimeoutError{}))
//nolint:staticcheck // SA1021: we need to assign to an interface here
var err error
err = &IdleTimeoutError{}
nerr, ok := err.(net.Error)
require.True(t, ok)
require.True(t, nerr.Timeout())
require.Equal(t, "timeout: no recent network activity", err.Error())
require.True(t, errors.Is(&IdleTimeoutError{}, net.ErrClosed))
}
func TestVersionNegotiationErrorString(t *testing.T) {
err := &VersionNegotiationError{
Ours: []protocol.Version{2, 3},
Theirs: []protocol.Version{4, 5, 6},
}
require.Equal(t, "no compatible QUIC version found (we support [0x2 0x3], server offered [0x4 0x5 0x6])", err.Error())
require.True(t, errors.Is(&VersionNegotiationError{}, net.ErrClosed))
}
func TestStatelessResetError(t *testing.T) {
require.Equal(t, "received a stateless reset", (&StatelessResetError{}).Error())
require.True(t, errors.Is(&StatelessResetError{}, &StatelessResetError{}))
//nolint:staticcheck // SA1021: we need to assign to an interface here
var err error
err = &StatelessResetError{}
nerr, ok := err.(net.Error)
require.True(t, ok)
require.False(t, nerr.Timeout())
require.True(t, errors.Is(&StatelessResetError{}, net.ErrClosed))
}
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