net/addr: fix URL function

Author: jkralik

net/addr.go

@@ -60,11 +60,7 @@ func (a Addr) String() string {
 
 // URL formats the scheme with address and with the optional port.
 func (a Addr) URL() string {
-	u := url.URL{
-		Scheme: a.scheme,
-		Host:   a.String(),
-	}
-	return u.String()
+	return a.scheme + "://" + a.String()
 }
 
 // RemovePort sets the zero value.

net/addr_test.go

@@ -0,0 +1,16 @@
+package net
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestParseString(t *testing.T) {
+	ip6 := "[fe80::6262:3c03:5549:6ad6%eno1]:34786"
+	schema := "coap"
+	v, err := ParseString(schema, ip6)
+	require.NoError(t, err)
+	assert.Equal(t, schema+"://"+ip6, v.URL())
+}