61 lines · cpp
1//===- llvm/unittest/DebugInfo/PDB/PDBVariantTest.cpp ---------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "gtest/gtest.h"10 11#include "llvm/DebugInfo/PDB/PDBTypes.h"12 13using namespace llvm;14using namespace llvm::pdb;15 16namespace {17 18template <typename T> class PDBVariantIntegerTest : public testing::Test {19public:20 std::vector<T> getTestIntegers() {21 if constexpr (std::is_same_v<T, bool>) {22 return {true, false};23 } else {24 std::vector<T> Integers{0, 1, 32, std::numeric_limits<T>::min(),25 std::numeric_limits<T>::max()};26 if constexpr (std::is_signed_v<T>) {27 Integers.emplace_back(-1);28 Integers.emplace_back(-65);29 }30 return Integers;31 }32 }33};34 35using TestTypes = testing::Types<bool, int8_t, uint8_t, int16_t, uint16_t,36 int32_t, uint32_t, int64_t, uint64_t>;37 38} // namespace39 40TYPED_TEST_SUITE(PDBVariantIntegerTest, TestTypes, );41 42TYPED_TEST(PDBVariantIntegerTest, ToAPSInt) {43 for (TypeParam IntegerValue : this->getTestIntegers()) {44 const Variant VariantValue(IntegerValue);45 46 const APSInt APSIntValue = VariantValue.toAPSInt();47 EXPECT_EQ(APSIntValue.isSigned(), std::is_signed_v<TypeParam>)48 << "Unexpected 'isSigned()' result for '" << IntegerValue << "'";49 bool IsNegative = false;50 if constexpr (!std::is_same_v<TypeParam, bool>) {51 IsNegative = IntegerValue < 0;52 }53 EXPECT_EQ(APSIntValue.isNegative(), IsNegative)54 << "Unexpected 'isNegative()' result for '" << IntegerValue << "'";55 56 SmallString<20> String;57 APSIntValue.toString(String);58 EXPECT_EQ(String.str().str(), std::to_string(IntegerValue));59 }60}61