Add a polymorphic AST matcher for testing whether a constructor or a conversion declaration is marked as explicit or not.

llvm-svn: 244666

1 files changed, 14 insertions, 0 deletions

diff --git a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
index d51a5e28b5e..f0eede8a788 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -1420,6 +1420,13 @@ TEST(Callee, MatchesDeclarations) {
                          CallMethodX));
 }
 
+TEST(ConversionDeclaration, IsExplicit) {
+  EXPECT_TRUE(matches("struct S { explicit operator int(); };",
+                      conversionDecl(isExplicit())));
+  EXPECT_TRUE(notMatches("struct S { operator int(); };",
+                         conversionDecl(isExplicit())));
+}
+
 TEST(Callee, MatchesMemberExpressions) {
   EXPECT_TRUE(matches("class Y { void x() { this->x(); } };",
               callExpr(callee(memberExpr()))));
@@ -1992,6 +1999,13 @@ TEST(ConstructorDeclaration, IsImplicit) {
                       methodDecl(isImplicit(), hasName("operator="))));
 }
 
+TEST(ConstructorDeclaration, IsExplicit) {
+  EXPECT_TRUE(matches("struct S { explicit S(int); };",
+                      constructorDecl(isExplicit())));
+  EXPECT_TRUE(notMatches("struct S { S(int); };",
+                         constructorDecl(isExplicit())));
+}
+
 TEST(ConstructorDeclaration, Kinds) {
   EXPECT_TRUE(matches("struct S { S(); };",
                       constructorDecl(isDefaultConstructor())));