plugin/forward: Allow Proxy to be used outside of forward plugin. (#5951)

* plugin/forward: Move Proxy into pkg/plugin/proxy, to allow forward.Proxy to be used outside of forward plugin.

Signed-off-by: Patrick Downey <patrick.downey@dioadconsulting.com>

1 files changed, 0 insertions, 29 deletions

diff --git a/plugin/forward/proxy_test.go b/plugin/forward/proxy_test.go
index 74a0b5c4b..daf5f964c 100644
--- a/plugin/forward/proxy_test.go
+++ b/plugin/forward/proxy_test.go
@@ -6,9 +6,7 @@ import (
 
 	"github.com/coredns/caddy"
 	"github.com/coredns/coredns/plugin/pkg/dnstest"
-	"github.com/coredns/coredns/plugin/pkg/transport"
 	"github.com/coredns/coredns/plugin/test"
-	"github.com/coredns/coredns/request"
 
 	"github.com/miekg/dns"
 )
@@ -70,30 +68,3 @@ func TestProxyTLSFail(t *testing.T) {
 		t.Fatal("Expected *not* to receive reply, but got one")
 	}
 }
-
-func TestProtocolSelection(t *testing.T) {
-	p := NewProxy("bad_address", transport.DNS)
-
-	stateUDP := request.Request{W: &test.ResponseWriter{}, Req: new(dns.Msg)}
-	stateTCP := request.Request{W: &test.ResponseWriter{TCP: true}, Req: new(dns.Msg)}
-	ctx := context.TODO()
-
-	go func() {
-		p.Connect(ctx, stateUDP, options{})
-		p.Connect(ctx, stateUDP, options{forceTCP: true})
-		p.Connect(ctx, stateUDP, options{preferUDP: true})
-		p.Connect(ctx, stateUDP, options{preferUDP: true, forceTCP: true})
-		p.Connect(ctx, stateTCP, options{})
-		p.Connect(ctx, stateTCP, options{forceTCP: true})
-		p.Connect(ctx, stateTCP, options{preferUDP: true})
-		p.Connect(ctx, stateTCP, options{preferUDP: true, forceTCP: true})
-	}()
-
-	for i, exp := range []string{"udp", "tcp", "udp", "tcp", "tcp", "tcp", "udp", "tcp"} {
-		proto := <-p.transport.dial
-		p.transport.ret <- nil
-		if proto != exp {
-			t.Errorf("Unexpected protocol in case %d, expected %q, actual %q", i, exp, proto)
-		}
-	}
-}