clang/unittests/Sema/GslOwnerPointerInference.cpp

   1 //== unittests/Sema/GslOwnerPointerInference.cpp - gsl::Owner/Pointer ========//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "../ASTMatchers/ASTMatchersTest.h"
  10 #include "clang/ASTMatchers/ASTMatchers.h"
  11 #include "gtest/gtest.h"
  12
  13 namespace clang {
  14 using namespace ast_matchers;
  15
  16 TEST(OwnerPointer, BothHaveAttributes) {
  17   EXPECT_TRUE(matches("template<class T>"
  18                       "class [[gsl::Owner]] C;"
  19
  20                       "template<class T>"
  21                       "class [[gsl::Owner]] C {};"
  22
  23                       "C<int> c;",
  24                       classTemplateSpecializationDecl(
  25                           hasName("C"), hasAttr(clang::attr::Owner))));
  26 }
  27
  28 TEST(OwnerPointer, ForwardDeclOnly) {
  29   EXPECT_TRUE(matches("template<class T>"
  30                       "class [[gsl::Owner]] C;"
  31
  32                       "template<class T>"
  33                       "class C {};"
  34
  35                       "C<int> c;",
  36                       classTemplateSpecializationDecl(
  37                           hasName("C"), hasAttr(clang::attr::Owner))));
  38 }
  39
  40 TEST(OwnerPointer, LateForwardDeclOnly) {
  41   EXPECT_TRUE(matches("template<class T>"
  42                       "class C;"
  43
  44                       "template<class T>"
  45                       "class C {};"
  46
  47                       "template<class T>"
  48                       "class [[gsl::Owner]] C;"
  49
  50                       "C<int> c;",
  51                       classTemplateSpecializationDecl(
  52                           hasName("C"), hasAttr(clang::attr::Owner))));
  53 }
  54
  55 } // namespace clang