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//===- llvm/unittest/DebugInfo/PDB/PDBVariantTest.cpp ---------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "gtest/gtest.h"
#include "llvm/DebugInfo/PDB/PDBTypes.h"
using namespace llvm;
using namespace llvm::pdb;
namespace {
template <typename T> class PDBVariantIntegerTest : public testing::Test {
public:
std::vector<T> getTestIntegers() {
if constexpr (std::is_same_v<T, bool>) {
return {true, false};
} else {
std::vector<T> Integers{0, 1, 32, std::numeric_limits<T>::min(),
std::numeric_limits<T>::max()};
if constexpr (std::is_signed_v<T>) {
Integers.emplace_back(-1);
Integers.emplace_back(-65);
}
return Integers;
}
}
};
using TestTypes = testing::Types<bool, int8_t, uint8_t, int16_t, uint16_t,
int32_t, uint32_t, int64_t, uint64_t>;
} // namespace
TYPED_TEST_SUITE(PDBVariantIntegerTest, TestTypes, );
TYPED_TEST(PDBVariantIntegerTest, ToAPSInt) {
for (TypeParam IntegerValue : this->getTestIntegers()) {
const Variant VariantValue(IntegerValue);
const APSInt APSIntValue = VariantValue.toAPSInt();
EXPECT_EQ(APSIntValue.isSigned(), std::is_signed_v<TypeParam>)
<< "Unexpected 'isSigned()' result for '" << IntegerValue << "'";
bool IsNegative = false;
if constexpr (!std::is_same_v<TypeParam, bool>) {
IsNegative = IntegerValue < 0;
}
EXPECT_EQ(APSIntValue.isNegative(), IsNegative)
<< "Unexpected 'isNegative()' result for '" << IntegerValue << "'";
SmallString<20> String;
APSIntValue.toString(String);
EXPECT_EQ(String.str().str(), std::to_string(IntegerValue));
}
}
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