Add parameterCountIs() matcher.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169257 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/ASTMatchers/ASTMatchersTest.cpp b/unittests/ASTMatchers/ASTMatchersTest.cpp
index ad072aa..f3d377b 100644
--- a/unittests/ASTMatchers/ASTMatchersTest.cpp
+++ b/unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -1238,6 +1238,14 @@
EXPECT_TRUE(notMatches("void x(int, int) { x(0, 0); }", Call1Arg));
}
+TEST(Matcher, ParameterCount) {
+ DeclarationMatcher Function1Arg = functionDecl(parameterCountIs(1));
+ EXPECT_TRUE(matches("void f(int i) {}", Function1Arg));
+ EXPECT_TRUE(matches("class X { void f(int i) {} };", Function1Arg));
+ EXPECT_TRUE(notMatches("void f() {}", Function1Arg));
+ EXPECT_TRUE(notMatches("void f(int i, int j, int k) {}", Function1Arg));
+}
+
TEST(Matcher, References) {
DeclarationMatcher ReferenceClassX = varDecl(
hasType(references(recordDecl(hasName("X")))));