ThreadTest.cpp | Explore in Territory

//===-- ThreadTest.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 "lldb/Target/Thread.h"
#include "Plugins/Platform/Linux/PlatformLinux.h"
#include <thread>
#ifdef _WIN32
#include "lldb/Host/windows/HostThreadWindows.h"
#include "lldb/Host/windows/windows.h"

#include "Plugins/Platform/Windows/PlatformWindows.h"
#include "Plugins/Process/Windows/Common/LocalDebugDelegate.h"
#include "Plugins/Process/Windows/Common/ProcessWindows.h"
#include "Plugins/Process/Windows/Common/TargetThreadWindows.h"
#endif
#include "lldb/Core/Debugger.h"
#include "lldb/Host/FileSystem.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Host/HostThread.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/StopInfo.h"
#include "lldb/Utility/ArchSpec.h"
#include "gtest/gtest.h"

usingnamespacelldb_private;
usingnamespacelldb_private::repro;
usingnamespacelldb;

namespace {

#ifdef _WIN32
using SetThreadDescriptionFunctionPtr =
    HRESULT(WINAPI *)(HANDLE hThread, PCWSTR lpThreadDescription);

static SetThreadDescriptionFunctionPtr SetThreadName;
#endif

class ThreadTest : public ::testing::Test { … };

class DummyProcess : public Process { … };

class DummyThread : public Thread { … };
} // namespace

TargetSP CreateTarget(DebuggerSP &debugger_sp, ArchSpec &arch) { … }

#ifdef _WIN32
std::shared_ptr<TargetThreadWindows>
CreateWindowsThread(const ProcessWindowsSP &process_sp, std::thread &t) {
  HostThread host_thread((lldb::thread_t)t.native_handle());
  ThreadSP thread_sp =
      std::make_shared<TargetThreadWindows>(*process_sp.get(), host_thread);
  return std::static_pointer_cast<TargetThreadWindows>(thread_sp);
}

TEST_F(ThreadTest, GetThreadDescription) {
  if (!SetThreadName)
    return;

  ArchSpec arch(HostInfo::GetArchitecture());
  Platform::SetHostPlatform(PlatformWindows::CreateInstance(true, &arch));

  DebuggerSP debugger_sp = Debugger::CreateInstance();
  ASSERT_TRUE(debugger_sp);

  TargetSP target_sp = CreateTarget(debugger_sp, arch);
  ASSERT_TRUE(target_sp);

  ListenerSP listener_sp(Listener::MakeListener("dummy"));
  auto process_sp = std::static_pointer_cast<ProcessWindows>(
      ProcessWindows::CreateInstance(target_sp, listener_sp, nullptr, false));
  ASSERT_TRUE(process_sp);

  std::thread t([]() {});
  auto thread_sp = CreateWindowsThread(process_sp, t);
  DWORD tid = thread_sp->GetHostThread().GetNativeThread().GetThreadId();
  HANDLE hThread = ::OpenThread(THREAD_SET_LIMITED_INFORMATION, FALSE, tid);
  ASSERT_TRUE(hThread);

  SetThreadName(hThread, L"thread name");
  ::CloseHandle(hThread);
  ASSERT_STREQ(thread_sp->GetName(), "thread name");

  t.join();
}
#endif

TEST_F(ThreadTest, SetStopInfo) { … }

TEST_F(ThreadTest, GetPrivateStopInfo) { … }
llvm/lldb/unittests/Thread/ThreadTest.cpp
