llvm/unittests/ADT/STLForwardCompatTest.cpp

   1 //===- STLForwardCompatTest.cpp - Unit tests for STLForwardCompat ---------===//
   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 "llvm/ADT/STLForwardCompat.h"
  10 #include "gtest/gtest.h"
  11
  12 namespace {
  13
  14 template <typename T>
  15 class STLForwardCompatRemoveCVRefTest : public ::testing::Test {};
  16
  17 using STLForwardCompatRemoveCVRefTestTypes = ::testing::Types<
  18     // clang-format off
  19     std::pair<int, int>,
  20     std::pair<int &, int>,
  21     std::pair<const int, int>,
  22     std::pair<volatile int, int>,
  23     std::pair<const volatile int &, int>,
  24     std::pair<int *, int *>,
  25     std::pair<int *const, int *>,
  26     std::pair<const int *, const int *>,
  27     std::pair<int *&, int *>
  28     // clang-format on
  29     >;
  30
  31 TYPED_TEST_SUITE(STLForwardCompatRemoveCVRefTest,
  32                  STLForwardCompatRemoveCVRefTestTypes, );
  33
  34 TYPED_TEST(STLForwardCompatRemoveCVRefTest, RemoveCVRef) {
  35   using From = typename TypeParam::first_type;
  36   using To = typename TypeParam::second_type;
  37   EXPECT_TRUE(
  38       (std::is_same<typename llvm::remove_cvref<From>::type, To>::value));
  39 }
  40
  41 TYPED_TEST(STLForwardCompatRemoveCVRefTest, RemoveCVRefT) {
  42   using From = typename TypeParam::first_type;
  43   EXPECT_TRUE((std::is_same<typename llvm::remove_cvref<From>::type,
  44                             llvm::remove_cvref_t<From>>::value));
  45 }
  46
  47 } // namespace