r352345 - [AST] Add structural eq tests for template args

[Gabor Marton via cfe-commits]

Author: martong
Date: Mon Jan 28 02:01:11 2019
New Revision: 352345

URL: http://llvm.org/viewvc/llvm-project?rev=352345&view=rev
Log:
[AST] Add structural eq tests for template args

Summary:
New tests added to verify equivalency of templates when their
parameters are different.

Reviewers: a_sidorin, shafik

Subscribers: rnkovacs, dkrupp, Szelethus, gamesh411, cfe-commits

Differential Revision: https://reviews.llvm.org/D57235

Modified:
    cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp

Modified: cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp?rev=352345&r1=352344&r2=352345&view=diff
==============================================================================
--- cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp (original)
+++ cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp Mon Jan 28 02:01:11 2019
@@ -802,6 +802,25 @@ TEST_F(StructuralEquivalenceEnumTest, En
   EXPECT_FALSE(testStructuralMatch(t));
 }
 
+struct StructuralEquivalenceTemplateTest : StructuralEquivalenceTest {};
+
+TEST_F(StructuralEquivalenceTemplateTest, ExactlySameTemplates) {
+  auto t = makeNamedDecls("template <class T> struct foo;",
+                          "template <class T> struct foo;", Lang_CXX);
+  EXPECT_TRUE(testStructuralMatch(t));
+}
+
+TEST_F(StructuralEquivalenceTemplateTest, DifferentTemplateArgName) {
+  auto t = makeNamedDecls("template <class T> struct foo;",
+                          "template <class U> struct foo;", Lang_CXX);
+  EXPECT_TRUE(testStructuralMatch(t));
+}
+
+TEST_F(StructuralEquivalenceTemplateTest, DifferentTemplateArgKind) {
+  auto t = makeNamedDecls("template <class T> struct foo;",
+                          "template <int T> struct foo;", Lang_CXX);
+  EXPECT_FALSE(testStructuralMatch(t));
+}
 
 } // end namespace ast_matchers
 } // end namespace clang