test: test unix addrs

convert.go

@@ -4,6 +4,8 @@ import (
 	"fmt"
 	"net"
 	"path/filepath"
+	"runtime"
+	"strings"
 
 	ma "github.com/multiformats/go-multiaddr"
 )
@@ -192,6 +194,10 @@ func DialArgs(m ma.Multiaddr) (string, string, error) {
 		}
 		return network, "[" + ip + "]" + ":" + port, nil
 	case "unix":
+		if runtime.GOOS == "windows" {
+			// convert /c:/... to c:\...
+			ip = filepath.FromSlash(strings.TrimLeft(ip, "/"))
+		}
 		return network, ip, nil
 	default:
 		return "", "", fmt.Errorf("%s is not a 'thin waist' address", m)
@@ -263,6 +269,16 @@ func parseUnixNetAddr(a net.Addr) (ma.Multiaddr, error) {
 	if !ok {
 		return nil, errIncorrectNetAddr
 	}
-	cleaned := filepath.Clean(ac.Name)
-	return ma.NewComponent("unix", cleaned)
+
+	path := ac.Name
+	if runtime.GOOS == "windows" {
+		// Convert c:\foobar\... to c:/foobar/...
+		path = filepath.ToSlash(path)
+	}
+	if len(path) == 0 || path[0] != '/' {
+		// convert "" and "c:/..." to "/..."
+		path = "/" + path
+	}
+
+	return ma.NewComponent("unix", path)
 }

convert_test.go

@@ -2,6 +2,7 @@ package manet
 
 import (
 	"net"
+	"runtime"
 	"testing"
 
 	ma "github.com/multiformats/go-multiaddr"
@@ -64,6 +65,24 @@ func TestFromIP4(t *testing.T) {
 	})
 }
 
+func TestFromUnix(t *testing.T) {
+	path := "/C:/foo/bar"
+	if runtime.GOOS == "windows" {
+		path = `C:\foo\bar`
+	}
+	testConvert(t, "/unix/C:/foo/bar", func() (ma.Multiaddr, error) {
+		return FromNetAddr(&net.UnixAddr{Name: path, Net: "unix"})
+	})
+}
+
+func TestToUnix(t *testing.T) {
+	path := "/C:/foo/bar"
+	if runtime.GOOS == "windows" {
+		path = `C:\foo\bar`
+	}
+	testToNetAddr(t, "/unix/C:/foo/bar", "unix", path)
+}
+
 func TestFromIP6(t *testing.T) {
 	testConvert(t, "/ip6/2001:4860:0:2001::68", func() (ma.Multiaddr, error) {
 		return FromNetAddr(&net.IPAddr{IP: net.ParseIP("2001:4860:0:2001::68")})