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|
package quic
import (
"context"
"crypto/tls"
"net"
"runtime"
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestDial(t *testing.T) {
t.Run("Dial", func(t *testing.T) {
testDial(t,
func(ctx context.Context, addr net.Addr) error {
conn := newUPDConnLocalhost(t)
_, err := Dial(ctx, conn, addr, &tls.Config{}, nil)
return err
},
false,
)
})
t.Run("DialEarly", func(t *testing.T) {
testDial(t,
func(ctx context.Context, addr net.Addr) error {
conn := newUPDConnLocalhost(t)
_, err := DialEarly(ctx, conn, addr, &tls.Config{}, nil)
return err
},
false,
)
})
t.Run("DialAddr", func(t *testing.T) {
testDial(t,
func(ctx context.Context, addr net.Addr) error {
_, err := DialAddr(ctx, addr.String(), &tls.Config{}, nil)
return err
},
true,
)
})
t.Run("DialAddrEarly", func(t *testing.T) {
testDial(t,
func(ctx context.Context, addr net.Addr) error {
_, err := DialAddrEarly(ctx, addr.String(), &tls.Config{}, nil)
return err
},
true,
)
})
}
func testDial(t *testing.T,
dialFn func(context.Context, net.Addr) error,
shouldCloseConn bool,
) {
server := newUPDConnLocalhost(t)
ctx, cancel := context.WithCancel(context.Background())
errChan := make(chan error, 1)
go func() { errChan <- dialFn(ctx, server.LocalAddr()) }()
_, addr, err := server.ReadFrom(make([]byte, 1500))
require.NoError(t, err)
require.True(t, areTransportsRunning())
cancel()
select {
case err := <-errChan:
require.ErrorIs(t, err, context.Canceled)
case <-time.After(time.Second):
t.Fatal("timeout")
}
// The socket that the client used for dialing should be closed now.
// Binding to the same address would error if the address was still in use.
conn, err := net.ListenUDP("udp", addr.(*net.UDPAddr))
if shouldCloseConn {
require.NoError(t, err)
defer conn.Close()
} else {
require.Error(t, err)
if runtime.GOOS == "windows" {
require.ErrorContains(t, err, "bind: Only one usage of each socket address")
} else {
require.ErrorContains(t, err, "address already in use")
}
}
require.False(t, areTransportsRunning())
}
|
