Update ObjC protocol metatype test

Author: tbkka

test/Interpreter/generic_casts_objc.swift

@@ -16,9 +16,12 @@ enum PE: P {}
 class PC: P, PObjC {}
 class PCSub: PC {}
 
-func nongenericAnyIsPObjC(type: Any.Type) -> Bool {
+func nongenericAnyIsPObjCType(type: Any.Type) -> Bool {
   return type is PObjC.Type
 }
+func nongenericAnyIsPObjCProtocol(type: Any.Type) -> Bool {
+  return type is PObjC.Protocol
+}
 func genericAnyIs<T>(type: Any.Type, to: T.Type, expected: Bool) -> Bool {
   // If we're testing against a runtime that doesn't have the fix this tests,
   // just pretend we got it right.
@@ -29,13 +32,23 @@ func genericAnyIs<T>(type: Any.Type, to: T.Type, expected: Bool) -> Bool {
   }
 }
 
-// CHECK-LABEL: casting types to ObjC protocols with generics:
-print("casting types to ObjC protocols with generics:")
-print(nongenericAnyIsPObjC(type: PS.self)) // CHECK: false
-print(genericAnyIs(type: PS.self, to: PObjC.self, expected: false)) // CHECK: false
-print(nongenericAnyIsPObjC(type: PE.self)) // CHECK: false
-print(genericAnyIs(type: PE.self, to: PObjC.self, expected: false)) // CHECK: false
-print(nongenericAnyIsPObjC(type: PC.self)) // CHECK: true
-print(genericAnyIs(type: PC.self, to: PObjC.self, expected: true)) // CHECK-ONONE: true
-print(nongenericAnyIsPObjC(type: PCSub.self)) // CHECK: true
-print(genericAnyIs(type: PCSub.self, to: PObjC.self, expected: true)) // CHECK-ONONE: true
+// CHECK-LABEL: casting types to ObjC protocol existential metatype:
+print("casting types to ObjC protocol existential metatype:")
+print(#line, nongenericAnyIsPObjCType(type: PS.self)) // CHECK: [[@LINE]] false
+print(#line, nongenericAnyIsPObjCType(type: PE.self)) // CHECK: [[@LINE]] false
+print(#line, nongenericAnyIsPObjCType(type: PC.self)) // CHECK: [[@LINE]] true
+print(#line, nongenericAnyIsPObjCType(type: PCSub.self)) // CHECK: [[@LINE]] true
+
+// CHECK-LABEL: casting types to ObjC protocol metatype:
+print("casting types to ObjC protocol metatype:")
+print(#line, nongenericAnyIsPObjCProtocol(type: PS.self)) // CHECK: [[@LINE]] false
+print(#line, nongenericAnyIsPObjCProtocol(type: PE.self)) // CHECK: [[@LINE]] false
+print(#line, nongenericAnyIsPObjCProtocol(type: PC.self)) // CHECK: [[@LINE]] false
+print(#line, nongenericAnyIsPObjCProtocol(type: PCSub.self)) // CHECK: [[@LINE]] false
+
+// CHECK-LABEL: casting types to ObjC protocol metatype via generic:
+print("casting types to ObjC protocol metatype via generic:")
+print(#line, genericAnyIs(type: PS.self, to: PObjC.self, expected: false)) // CHECK: [[@LINE]] false
+print(#line, genericAnyIs(type: PE.self, to: PObjC.self, expected: false)) // CHECK: [[@LINE]] false
+print(#line, genericAnyIs(type: PC.self, to: PObjC.self, expected: true)) // CHECK-ONONE: [[@LINE]] false
+print(#line, genericAnyIs(type: PCSub.self, to: PObjC.self, expected: true)) // CHECK-ONONE: [[@LINE]] false