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#include "thread.h"
#include <library/cpp/testing/unittest/registar.h>
#include <atomic>
Y_UNIT_TEST_SUITE(TSysThreadTest) {
struct TIdTester {
inline TIdTester()
: Thr(nullptr)
, Cur(0)
, Real(0)
{
}
static inline void* DoRun(void* ptr) {
((TIdTester*)ptr)->Run();
return nullptr;
}
inline void Run() {
Cur = TThread::CurrentThreadId();
Real = Thr->Id();
Numeric = TThread::CurrentThreadNumericId();
}
TThread* Thr;
TThread::TId Cur;
TThread::TId Real;
TThread::TId Numeric;
};
Y_UNIT_TEST(TestThreadId) {
TIdTester tst;
TThread thr(tst.DoRun, &tst);
tst.Thr = &thr;
thr.Start();
thr.Join();
UNIT_ASSERT_EQUAL(tst.Cur, tst.Real);
UNIT_ASSERT(tst.Cur != 0);
UNIT_ASSERT(tst.Numeric != 0);
UNIT_ASSERT(tst.Numeric != tst.Real);
}
void* ThreadProc(void*) {
TThread::SetCurrentThreadName("CurrentThreadSetNameTest");
return nullptr;
}
void* ThreadProc2(void*) {
return nullptr;
}
void* ThreadProc3(void*) {
const auto name = TThread::CurrentThreadName();
Y_FAKE_READ(name);
return nullptr;
}
void* ThreadProc4(void*) {
const TString setName = "ThreadName";
TThread::SetCurrentThreadName(setName.data());
const auto getName = TThread::CurrentThreadName();
if (TThread::CanGetCurrentThreadName()) {
UNIT_ASSERT_VALUES_EQUAL(setName, getName);
} else {
UNIT_ASSERT_VALUES_EQUAL("", getName);
}
return nullptr;
}
void* ThreadProcChild(void*) {
const auto name = TThread::CurrentThreadName();
const auto defaultName = GetProgramName();
(void)name;
(void)defaultName;
#if defined(_darwin_) || defined(_linux_)
UNIT_ASSERT_VALUES_EQUAL(name, defaultName);
#endif
return nullptr;
}
void* ThreadProcParent(void*) {
const TString setName = "Parent";
TThread::SetCurrentThreadName(setName.data());
TThread thread(&ThreadProcChild, nullptr);
thread.Start();
thread.Join();
const auto getName = TThread::CurrentThreadName();
if (TThread::CanGetCurrentThreadName()) {
UNIT_ASSERT_VALUES_EQUAL(setName, getName);
} else {
UNIT_ASSERT_VALUES_EQUAL("", getName);
}
return nullptr;
}
Y_UNIT_TEST(TestSetThreadName) {
TThread thread(&ThreadProc, nullptr);
// just check it doesn't crash
thread.Start();
thread.Join();
}
Y_UNIT_TEST(TestSetThreadName2) {
TThread thread(TThread::TParams(&ThreadProc, nullptr, 0).SetName("XXX"));
thread.Start();
thread.Join();
}
Y_UNIT_TEST(TestGetThreadName) {
TThread thread(&ThreadProc3, nullptr);
thread.Start();
thread.Join();
}
Y_UNIT_TEST(TestSetGetThreadName) {
TThread thread(&ThreadProc4, nullptr);
thread.Start();
thread.Join();
}
Y_UNIT_TEST(TestSetGetThreadNameInChildThread) {
TThread thread(&ThreadProcParent, nullptr);
thread.Start();
thread.Join();
}
Y_UNIT_TEST(TestDoubleJoin) {
TThread thread(&ThreadProc, nullptr);
thread.Start();
thread.Join();
UNIT_ASSERT_EQUAL(thread.Join(), nullptr);
}
Y_UNIT_TEST(TestDoubleStart) {
TThread thread(&ThreadProc, nullptr);
thread.Start();
UNIT_ASSERT_EXCEPTION(thread.Start(), yexception);
thread.Join();
}
Y_UNIT_TEST(TestNoStart) {
TThread thread(&ThreadProc, nullptr);
}
Y_UNIT_TEST(TestNoStartJoin) {
TThread thread(&ThreadProc, nullptr);
UNIT_ASSERT_EQUAL(thread.Join(), nullptr);
}
Y_UNIT_TEST(TestStackPointer) {
TArrayHolder<char> buf(new char[64000]);
TThread thr(TThread::TParams(ThreadProc2, nullptr).SetStackPointer(buf.Get()).SetStackSize(64000));
thr.Start();
UNIT_ASSERT_VALUES_EQUAL(thr.Join(), nullptr);
}
Y_UNIT_TEST(TestStackLimits) {
TCurrentThreadLimits sl;
UNIT_ASSERT(sl.StackBegin);
UNIT_ASSERT(sl.StackLength > 0);
}
Y_UNIT_TEST(TestFunc) {
std::atomic_bool flag = {false};
TThread thread([&flag]() { flag = true; });
thread.Start();
UNIT_ASSERT_VALUES_EQUAL(thread.Join(), nullptr);
UNIT_ASSERT(flag);
}
Y_UNIT_TEST(TestCopyFunc) {
std::atomic_bool flag = {false};
auto func = [&flag]() { flag = true; };
TThread thread(func);
thread.Start();
UNIT_ASSERT_VALUES_EQUAL(thread.Join(), nullptr);
TThread thread2(func);
thread2.Start();
UNIT_ASSERT_VALUES_EQUAL(thread2.Join(), nullptr);
UNIT_ASSERT(flag);
}
Y_UNIT_TEST(TestCallable) {
std::atomic_bool flag = {false};
struct TCallable: TMoveOnly {
std::atomic_bool* Flag_;
TCallable(std::atomic_bool* flag)
: Flag_(flag)
{
}
void operator()() {
*Flag_ = true;
}
};
TCallable foo(&flag);
TThread thread(std::move(foo));
thread.Start();
UNIT_ASSERT_VALUES_EQUAL(thread.Join(), nullptr);
UNIT_ASSERT(flag);
}
};
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