update testcase

Author: jcsxky

clang/unittests/AST/ASTImporterTest.cpp

@@ -9674,25 +9674,44 @@ TEST_P(ASTImporterOptionSpecificTestBase, ImportInstantiatedFromMember) {
   EXPECT_TRUE(ImportedPartialSpecialization->getInstantiatedFromMember());
 }
 
+AST_MATCHER_P(EnumDecl, hasEnumConstName, StringRef, ConstName) {
+  for (EnumConstantDecl *D : Node.enumerators())
+    if (D->getName() == ConstName)
+      return true;
+  return false;
+}
+
 TEST_P(ASTImporterOptionSpecificTestBase, ImportAnonymousEnum) {
   const char *ToCode =
       R"(
       struct A {
-        enum { E1,E2} x;
+        enum { E1, E2} x;
+        enum { E3, E4} y;
       };
       )";
-  (void)getToTuDecl(ToCode, Lang_CXX11);
+  Decl *ToTU = getToTuDecl(ToCode, Lang_CXX11);
+  auto *ToE1 = FirstDeclMatcher<EnumDecl>().match(
+      ToTU, enumDecl(hasEnumConstName("E1")));
+  auto *ToE3 = FirstDeclMatcher<EnumDecl>().match(
+      ToTU, enumDecl(hasEnumConstName("E3")));
   const char *Code =
       R"(
       struct A {
-        enum { E1,E2} x;
+        enum { E1, E2} x;
+        enum { E3, E4} y;
       };
       )";
   Decl *FromTU = getTuDecl(Code, Lang_CXX11);
-  auto *FromE = FirstDeclMatcher<EnumDecl>().match(FromTU, enumDecl());
-  auto *ToE = Import(FromE, Lang_CXX11);
-  ASSERT_TRUE(ToE);
-  EXPECT_FALSE(ToE->enumerators().empty());
+  auto *FromE1 = FirstDeclMatcher<EnumDecl>().match(
+      FromTU, enumDecl(hasEnumConstName("E1")));
+  auto *ImportedE1 = Import(FromE1, Lang_CXX11);
+  ASSERT_TRUE(ImportedE1);
+  EXPECT_EQ(ImportedE1, ToE1);
+  auto *FromE3 = FirstDeclMatcher<EnumDecl>().match(
+      FromTU, enumDecl(hasEnumConstName("E3")));
+  auto *ImportedE3 = Import(FromE3, Lang_CXX11);
+  ASSERT_TRUE(ImportedE3);
+  EXPECT_EQ(ImportedE3, ToE3);
 }
 
 INSTANTIATE_TEST_SUITE_P(ParameterizedTests, ASTImporterLookupTableTest,