Files
libp2p/reuse_test.go
Matt Joiner a07ef43461 Add badges, fix spello, and test unresolvable dials (#68)
Add badges, fix spello, and test unresolvable dials
2019-01-31 11:35:43 +11:00

56 lines
1.3 KiB
Go

package reuseport
import (
"context"
"net"
"strings"
"testing"
"github.com/pkg/errors"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func testDialFromListeningPort(t *testing.T, network, host string) {
lc := net.ListenConfig{
Control: Control,
}
ctx := context.Background()
ll, err := lc.Listen(ctx, network, host+":0")
if err != nil && strings.Contains(err.Error(), "cannot assign requested address") {
t.Skip(err)
}
require.NoError(t, err)
rl, err := lc.Listen(ctx, network, host+":0")
require.NoError(t, err)
d := net.Dialer{
LocalAddr: ll.Addr(),
Control: Control,
}
c, err := d.Dial(network, rl.Addr().String())
require.NoError(t, err)
c.Close()
}
func TestDialFromListeningPort(t *testing.T) {
testDialFromListeningPort(t, "tcp", "localhost")
}
func TestDialFromListeningPortTcp6(t *testing.T) {
testDialFromListeningPort(t, "tcp6", "[::1]")
}
func TestListenPacketWildcardAddress(t *testing.T) {
pc, err := ListenPacket("udp", ":0")
require.NoError(t, err)
pc.Close()
}
func TestErrorWhenDialUnresolvable(t *testing.T) {
_, err := Dial("asd", "127.0.0.1:1234", "127.0.0.1:1234")
assert.IsType(t, net.UnknownNetworkError(""), errors.Cause(err))
_, err = Dial("tcp", "a.b.c.d:1234", "a.b.c.d:1235")
assert.Error(t, err)
}