go-multiaddr/net_test.go
Juan Batiz-Benet c90ef4472f New Multiaddr interface
This commit changes the struct to a new Multiaddr interface:

```Go
type Multiaddr interface {
  Equal(Multiaddr) bool
  Bytes() []byte
  String() string
  Protocols() []*Protocol
  Encapsulate(Multiaddr) Multiaddr
  Decapsulate(Multiaddr) Multiaddr
}
```

This means a few things have changed:

- use Multiaddr interface, struct not exported
- Bytes returns a copy of the internal bytes
- Some methods no longer return errors (catch errors in NewMultiaddr)
  - String (panics if malformed)
  - Protocols (panics if malformed)
  - Decapsulate (no-op if not prefix)
- Moved net-specific functions to package
  - Multiaddr.DialArgs() -> DialArgs(Multiaddr)
  - Multiaddr.IsThinWaist() -> IsThinWaist(Multiaddr)

cc @whyrusleeping @perfmode
2014-10-06 03:27:29 -07:00

70 lines
1.4 KiB
Go

package multiaddr
import (
"net"
"testing"
)
type GenFunc func() (Multiaddr, error)
func testConvert(t *testing.T, s string, gen GenFunc) {
m, err := gen()
if err != nil {
t.Fatal("failed to generate.")
}
if s2 := m.String(); err != nil || s2 != s {
t.Fatal("failed to convert: " + s + " != " + s2)
}
}
func TestFromIP4(t *testing.T) {
testConvert(t, "/ip4/10.20.30.40", func() (Multiaddr, error) {
return FromIP(net.ParseIP("10.20.30.40"))
})
}
func TestFromIP6(t *testing.T) {
testConvert(t, "/ip6/2001:4860:0:2001::68", func() (Multiaddr, error) {
return FromIP(net.ParseIP("2001:4860:0:2001::68"))
})
}
func TestFromTCP(t *testing.T) {
testConvert(t, "/ip4/10.20.30.40/tcp/1234", func() (Multiaddr, error) {
return FromNetAddr(&net.TCPAddr{
IP: net.ParseIP("10.20.30.40"),
Port: 1234,
})
})
}
func TestFromUDP(t *testing.T) {
testConvert(t, "/ip4/10.20.30.40/udp/1234", func() (Multiaddr, error) {
return FromNetAddr(&net.UDPAddr{
IP: net.ParseIP("10.20.30.40"),
Port: 1234,
})
})
}
func TestDialArgs(t *testing.T) {
m, err := NewMultiaddr("/ip4/127.0.0.1/udp/1234")
if err != nil {
t.Fatal("failed to construct", "/ip4/127.0.0.1/udp/1234")
}
nw, host, err := DialArgs(m)
if err != nil {
t.Fatal("failed to get dial args", "/ip4/127.0.0.1/udp/1234", err)
}
if nw != "udp" {
t.Error("failed to get udp network Dial Arg")
}
if host != "127.0.0.1:1234" {
t.Error("failed to get host:port Dial Arg")
}
}