Tests: Factor unavailable enum tests into separate file.

Author: tshortli

test/IRGen/unavailable_decl_optimization.swift

@@ -44,22 +44,6 @@ extension UnavailableStruct {
   public func extensionMethod() {}
 }
 
-@available(*, unavailable)
-public enum UnavailableEnum {
-  case a, b
-
-  // CHECK-NO-STRIP: s4Test15UnavailableEnumO6methodyyF
-  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO6methodyyF
-  public func method() {}
-
-  // CHECK-NO-STRIP: s4Test15UnavailableEnumO21__derived_enum_equalsySbAC_ACtFZ
-  // CHECK-NO-STRIP: s4Test15UnavailableEnumO4hash4intoys6HasherVz_tF
-  // CHECK-NO-STRIP: s4Test15UnavailableEnumO9hashValueSivg
-  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO21__derived_enum_equalsySbAC_ACtFZ
-  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO4hash4intoys6HasherVz_tF
-  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO9hashValueSivg
-}
-
 @available(*, unavailable)
 public class UnavailableClass<T> {
   // CHECK-NO-STRIP: s4Test16UnavailableClassC8propertyxvg
@@ -113,18 +97,6 @@ extension S {
   public func methodInUnavailableExtension() {}
 }
 
-public enum E {
-  case a
-
-  @available(*, unavailable)
-  case b
-
-  // CHECK-NO-STRIP: s4Test1EO17unavailableMethodyyF
-  // CHECK-STRIP-NOT: s4Test1EO17unavailableMethodyyF
-  @available(*, unavailable)
-  public func unavailableMethod() {}
-}
-
 public class C<T> {
   // CHECK-NO-STRIP: s4Test1CC19unavailablePropertyxvg
   // CHECK-NO-STRIP: s4Test1CC19unavailablePropertyxvs
@@ -149,20 +121,7 @@ public class C<T> {
 
 // MARK: -
 
-// MARK: UnavailableEnum
-
-// CHECK-NO-STRIP: s4Test15UnavailableEnumOwug
-// CHECK-STRIP-NOT: s4Test15UnavailableEnumOwug
-
-// CHECK-NO-STRIP: s4Test15UnavailableEnumOMa
-// CHECK-STRIP-NOT: s4Test15UnavailableEnumOMa
-
 // MARK: UnavailableClass
 
 // CHECK-NO-STRIP: s4Test16UnavailableClassCMa
 // CHECK-STRIP-NOT: s4Test16UnavailableClassCMa
-
-// MARK: E
-
-// CHECK: s4Test1EOwug
-// CHECK: s4Test1EOMa

test/IRGen/unavailable_decl_optimization_enum.swift

@@ -0,0 +1,56 @@
+// RUN: %target-swift-frontend -parse-as-library -module-name Test -validate-tbd-against-ir=missing %s -emit-ir | %FileCheck %s --check-prefixes=CHECK,CHECK-NO-STRIP
+
+// RUN: %target-swift-frontend -parse-as-library -module-name Test -validate-tbd-against-ir=missing -unavailable-decl-optimization=complete %s -emit-ir | %FileCheck %s --check-prefixes=CHECK,CHECK-STRIP
+
+// CHECK: private constant [27 x i8] c"availableEnumAvailableCase\00"
+
+// FIXME: Should this reflection metadata for an unavailable case be stripped?
+// CHECK: private constant [29 x i8] c"availableEnumUnavailableCase\00"
+
+// CHECK-NO-STRIP: private constant [25 x i8] c"unavailableEnumFirstCase\00"
+// CHECK-STRIP-NOT: private constant [25 x i8] c"unavailableEnumFirstCase\00"
+
+
+public enum AvailableEnum {
+  case availableEnumAvailableCase
+
+  @available(*, unavailable)
+  case availableEnumUnavailableCase
+
+  // CHECK-NO-STRIP: s4Test13AvailableEnumO17unavailableMethodyyF
+  // CHECK-STRIP-NOT: s4Test13AvailableEnumO17unavailableMethodyyF
+  @available(*, unavailable)
+  public func unavailableMethod() {}
+
+  // CHECK: s4Test13AvailableEnumO21__derived_enum_equalsySbAC_ACtFZ
+  // CHECK: s4Test13AvailableEnumO4hash4intoys6HasherVz_tF
+  // CHECK: s4Test13AvailableEnumO9hashValueSivg
+}
+
+@available(*, unavailable)
+public enum UnavailableEnum {
+  case unavailableEnumFirstCase
+
+  // CHECK-NO-STRIP: s4Test15UnavailableEnumO6methodyyF
+  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO6methodyyF
+  public func method() {}
+
+  // CHECK-NO-STRIP: s4Test15UnavailableEnumO21__derived_enum_equalsySbAC_ACtFZ
+  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO21__derived_enum_equalsySbAC_ACtFZ
+
+  // CHECK-NO-STRIP: s4Test15UnavailableEnumO4hash4intoys6HasherVz_tF
+  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO4hash4intoys6HasherVz_tF
+
+  // CHECK-NO-STRIP: s4Test15UnavailableEnumO9hashValueSivg
+  // CHECK-STRIP-NOT: s4Test15UnavailableEnumO9hashValueSivg
+}
+
+// CHECK: s4Test13AvailableEnumOwug
+
+// CHECK: s4Test13AvailableEnumOMa
+
+// CHECK-NO-STRIP: s4Test15UnavailableEnumOwug
+// CHECK-STRIP-NOT: s4Test15UnavailableEnumOwug
+
+// CHECK-NO-STRIP: s4Test15UnavailableEnumOMa
+// CHECK-STRIP-NOT: s4Test15UnavailableEnumOMa