Remove parse protocol tests

Author: worryg0d

control_test.go

@@ -57,38 +57,3 @@ func TestHostInfo_Lookup(t *testing.T) {
 		}
 	}
 }
-
-func TestParseProtocol(t *testing.T) {
-	tests := [...]struct {
-		err   error
-		proto int
-	}{
-		{
-			err: &protocolError{
-				frame: errorFrame{
-					code:    0x10,
-					message: "Invalid or unsupported protocol version (5); the lowest supported version is 3 and the greatest is 4",
-				},
-			},
-			proto: 4,
-		},
-		{
-			err: &protocolError{
-				frame: errorFrame{
-					frameHeader: frameHeader{
-						version: 0x83,
-					},
-					code:    0x10,
-					message: "Invalid or unsupported protocol version: 5",
-				},
-			},
-			proto: 3,
-		},
-	}
-
-	for i, test := range tests {
-		if proto := parseProtocolFromError(test.err); proto != test.proto {
-			t.Errorf("%d: exepcted proto %d got %d", i, test.proto, proto)
-		}
-	}
-}