llvm-project/llvm/unittests/Demangle/DLangDemangleTest.cpp

67 lines
3.0 KiB
C++

//===------------------ DLangDemangleTest.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 "llvm/Demangle/Demangle.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include <cstdlib>
#include <utility>
struct DLangDemangleTestFixture
: public testing::TestWithParam<std::pair<const char *, const char *>> {
char *Demangled;
void SetUp() override { Demangled = llvm::dlangDemangle(GetParam().first); }
void TearDown() override { std::free(Demangled); }
};
TEST_P(DLangDemangleTestFixture, DLangDemangleTest) {
EXPECT_STREQ(Demangled, GetParam().second);
}
INSTANTIATE_TEST_SUITE_P(
DLangDemangleTest, DLangDemangleTestFixture,
testing::Values(
std::make_pair("_Dmain", "D main"), std::make_pair(nullptr, nullptr),
std::make_pair("_Z", nullptr), std::make_pair("_DDD", nullptr),
std::make_pair("_D88", nullptr),
std::make_pair("_D8demangleZ", "demangle"),
std::make_pair("_D8demangle4testZ", "demangle.test"),
std::make_pair("_D8demangle4test5test2Z", "demangle.test.test2"),
std::make_pair("_D8demangle4test0Z", "demangle.test"),
std::make_pair("_D8demangle4test03fooZ", "demangle.test.foo"),
std::make_pair("_D8demangle4test6__initZ",
"initializer for demangle.test"),
std::make_pair("_D8demangle4test6__vtblZ", "vtable for demangle.test"),
std::make_pair("_D8demangle4test7__ClassZ",
"ClassInfo for demangle.test"),
std::make_pair("_D8demangle4test11__InterfaceZ",
"Interface for demangle.test"),
std::make_pair("_D8demangle4test12__ModuleInfoZ",
"ModuleInfo for demangle.test"),
std::make_pair("_D8demangle4__S14testZ", "demangle.test"),
std::make_pair("_D8demangle4__Sd4testZ", "demangle.__Sd.test"),
std::make_pair("_D8demangle3fooi", "demangle.foo"),
std::make_pair("_D8demangle3foo",
nullptr), // symbol without a type sequence.
std::make_pair("_D8demangle3fooinvalidtypeseq",
nullptr), // invalid type sequence.
std::make_pair(
"_D8demangle3ABCQe1ai",
"demangle.ABC.ABC.a"), // symbol back reference: `Qe` is a back
// reference for position 5, counting from e
// char, so decoding it points to `3`. Since
// `3` is a number, 3 chars get read and it
// succeeded.
std::make_pair("_D8demangle3ABCQa1ai",
nullptr), // invalid symbol back reference (recursive).
std::make_pair("_D8demangleQDXXXXXXXXXXXXx",
nullptr))); // overflow back reference position.