79 lines
3.0 KiB
C++
79 lines
3.0 KiB
C++
//===- STLForwardCompatTest.cpp - Unit tests for STLForwardCompat ---------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/STLForwardCompat.h"
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#include "gtest/gtest.h"
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namespace {
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TEST(STLForwardCompatTest, NegationTest) {
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EXPECT_TRUE((llvm::negation<std::false_type>::value));
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EXPECT_FALSE((llvm::negation<std::true_type>::value));
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}
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struct incomplete_type;
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TEST(STLForwardCompatTest, ConjunctionTest) {
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EXPECT_TRUE((llvm::conjunction<>::value));
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EXPECT_FALSE((llvm::conjunction<std::false_type>::value));
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EXPECT_TRUE((llvm::conjunction<std::true_type>::value));
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EXPECT_FALSE((llvm::conjunction<std::false_type, incomplete_type>::value));
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EXPECT_FALSE((llvm::conjunction<std::false_type, std::true_type>::value));
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EXPECT_FALSE((llvm::conjunction<std::true_type, std::false_type>::value));
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EXPECT_TRUE((llvm::conjunction<std::true_type, std::true_type>::value));
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EXPECT_TRUE((llvm::conjunction<std::true_type, std::true_type,
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std::true_type>::value));
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}
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TEST(STLForwardCompatTest, DisjunctionTest) {
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EXPECT_FALSE((llvm::disjunction<>::value));
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EXPECT_FALSE((llvm::disjunction<std::false_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::true_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::true_type, incomplete_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::false_type, std::true_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::true_type, std::false_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::true_type, std::true_type>::value));
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EXPECT_TRUE((llvm::disjunction<std::true_type, std::true_type,
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std::true_type>::value));
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}
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template <typename T>
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class STLForwardCompatRemoveCVRefTest : public ::testing::Test {};
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using STLForwardCompatRemoveCVRefTestTypes = ::testing::Types<
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// clang-format off
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std::pair<int, int>,
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std::pair<int &, int>,
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std::pair<const int, int>,
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std::pair<volatile int, int>,
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std::pair<const volatile int &, int>,
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std::pair<int *, int *>,
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std::pair<int *const, int *>,
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std::pair<const int *, const int *>,
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std::pair<int *&, int *>
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// clang-format on
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>;
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TYPED_TEST_SUITE(STLForwardCompatRemoveCVRefTest,
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STLForwardCompatRemoveCVRefTestTypes, );
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TYPED_TEST(STLForwardCompatRemoveCVRefTest, RemoveCVRef) {
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using From = typename TypeParam::first_type;
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using To = typename TypeParam::second_type;
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EXPECT_TRUE(
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(std::is_same<typename llvm::remove_cvref<From>::type, To>::value));
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}
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TYPED_TEST(STLForwardCompatRemoveCVRefTest, RemoveCVRefT) {
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using From = typename TypeParam::first_type;
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EXPECT_TRUE((std::is_same<typename llvm::remove_cvref<From>::type,
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llvm::remove_cvref_t<From>>::value));
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}
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} // namespace
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