"net"
	"net/url"
	"time"
)

const connectionTimeout = 1 * time.Second

// EtcdConnection holds the Etcd server list
type EtcdConnection struct {
	ServerList []string
}

func (EtcdConnection) serverReachable(connURL *url.URL) bool {
	scheme := connURL.Scheme
	if scheme == "http" || scheme == "https" || scheme == "tcp" {
		scheme = "tcp"
	}
	if conn, err := net.DialTimeout(scheme, connURL.Host, connectionTimeout); err == nil {

	_, err := parseServerURI("-invalid uri$@#%")
	if err == nil {
		t.Fatal("expected bad uri to raise parse error")
	}
}

func TestEtcdConnection(t *testing.T) {
	etcd := new(EtcdConnection)

	result := etcd.serverReachable(&url.URL{Host: "-not a real network address-", Scheme: "tcp"})
	if result {
		t.Fatal("checkConnection should not have succeeded")
	}
}

func TestCheckEtcdServersEmpty(t *testing.T) {
	etcd := new(EtcdConnection)