From: Gabor Marton <martongabesz@gmail.com>
Date: Mon, 28 Jan 2019 10:01:11 +0000 (+0000)
Subject: [AST] Add structural eq tests for template args
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bf4ebf6924cce0fb86a06c4c7777bcac2983bb9a;p=clang

[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

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@352345 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/unittests/AST/StructuralEquivalenceTest.cpp b/unittests/AST/StructuralEquivalenceTest.cpp
index 919856f4ad..e6c289a5f6 100644
--- a/unittests/AST/StructuralEquivalenceTest.cpp
+++ b/unittests/AST/StructuralEquivalenceTest.cpp
@@ -802,6 +802,25 @@ TEST_F(StructuralEquivalenceEnumTest, EnumsWithDifferentBody) {
   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