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tenfourfox/xpcom/glue/tests/gtest/TestThreadUtils.cpp
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <stdio.h>
#include <stdlib.h>
#include "nsThreadUtils.h"
#include "gtest/gtest.h"
// {9e70a320-be02-11d1-8031-006008159b5a}
#define NS_IFOO_IID \
{0x9e70a320, 0xbe02, 0x11d1, \
{0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
namespace TestThreadUtils {
static bool gDebug = false;
static int gAlive, gZombies;
static int gAllConstructions, gConstructions, gCopyConstructions,
gMoveConstructions, gDestructions, gAssignments, gMoves;
struct Spy
{
static void ClearActions()
{
gAllConstructions = gConstructions = gCopyConstructions
= gMoveConstructions = gDestructions = gAssignments = gMoves = 0;
}
static void ClearAll()
{
ClearActions();
gAlive = 0;
}
explicit Spy(int aID) : mID(aID)
{
++gAlive; ++gAllConstructions; ++gConstructions;
if (gDebug) { printf("Spy[%d@%p]()\n", mID, this); }
}
Spy(const Spy& o) : mID(o.mID)
{
++gAlive; ++gAllConstructions; ++gCopyConstructions;
if (gDebug) { printf("Spy[%d@%p](&[%d@%p])\n", mID, this, o.mID, &o); }
}
Spy(Spy&& o) : mID(o.mID)
{
o.mID = -o.mID;
++gZombies; ++gAllConstructions; ++gMoveConstructions;
if (gDebug) { printf("Spy[%d@%p](&&[%d->%d@%p])\n", mID, this, -o.mID, o.mID, &o); }
}
~Spy()
{
if (mID >= 0) { --gAlive; } else { --gZombies; } ++gDestructions;
if (gDebug) { printf("~Spy[%d@%p]()\n", mID, this); }
mID = 0;
}
Spy& operator=(const Spy& o)
{
++gAssignments;
if (gDebug) { printf("Spy[%d->%d@%p] = &[%d@%p]\n", mID, o.mID, this, o.mID, &o); }
mID = o.mID;
return *this;
};
Spy& operator=(Spy&& o)
{
--gAlive; ++gZombies;
++gMoves;
if (gDebug) { printf("Spy[%d->%d@%p] = &&[%d->%d@%p]\n", mID, o.mID, this, o.mID, -o.mID, &o); }
mID = o.mID; o.mID = -o.mID;
return *this;
};
int mID; // ID given at construction, or negation if was moved from; 0 when destroyed.
};
struct ISpyWithISupports : public nsISupports
{
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFOO_IID)
NS_IMETHOD_(nsrefcnt) RefCnt() = 0;
NS_IMETHOD_(int32_t) ID() = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(ISpyWithISupports, NS_IFOO_IID)
struct SpyWithISupports : public ISpyWithISupports, public Spy
{
private:
virtual ~SpyWithISupports() = default;
public:
explicit SpyWithISupports(int aID) : Spy(aID) {};
NS_DECL_ISUPPORTS
NS_IMETHOD_(nsrefcnt) RefCnt() override { return mRefCnt; }
NS_IMETHOD_(int32_t) ID() override { return mID; }
};
NS_IMPL_ISUPPORTS(SpyWithISupports, ISpyWithISupports)
class IThreadUtilsObject : public nsISupports
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFOO_IID)
NS_IMETHOD_(nsrefcnt) RefCnt() = 0;
NS_IMETHOD_(int32_t) ID() = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(IThreadUtilsObject, NS_IFOO_IID)
struct ThreadUtilsObject : public IThreadUtilsObject
{
// nsISupports implementation
NS_DECL_ISUPPORTS
// IThreadUtilsObject implementation
NS_IMETHOD_(nsrefcnt) RefCnt() override { return mRefCnt; }
NS_IMETHOD_(int32_t) ID() override { return 0; }
int mCount; // Number of calls + arguments processed.
int mA0, mA1, mA2, mA3;
Spy mSpy; const Spy* mSpyPtr;
ThreadUtilsObject()
: mCount(0)
, mA0(0), mA1(0), mA2(0), mA3(0)
, mSpy(1), mSpyPtr(nullptr)
{}
private:
virtual ~ThreadUtilsObject() = default;
public:
void Test0() { mCount += 1; }
void Test1i(int a0) { mCount += 2; mA0 = a0; }
void Test2i(int a0, int a1) { mCount += 3; mA0 = a0; mA1 = a1; }
void Test3i(int a0, int a1, int a2)
{
mCount += 4; mA0 = a0; mA1 = a1; mA2 = a2;
}
void Test4i(int a0, int a1, int a2, int a3)
{
mCount += 5; mA0 = a0; mA1 = a1; mA2 = a2; mA3 = a3;
}
void Test1pi(int* ap)
{
mCount += 2; mA0 = ap ? *ap : -1;
}
void Test1pci(const int* ap)
{
mCount += 2; mA0 = ap ? *ap : -1;
}
void Test1ri(int& ar)
{
mCount += 2; mA0 = ar;
}
void Test1rri(int&& arr)
{
mCount += 2; mA0 = arr;
}
void Test1upi(mozilla::UniquePtr<int> aup)
{
mCount += 2; mA0 = aup ? *aup : -1;
}
void Test1rupi(mozilla::UniquePtr<int>& aup)
{
mCount += 2; mA0 = aup ? *aup : -1;
}
void Test1rrupi(mozilla::UniquePtr<int>&& aup)
{
mCount += 2; mA0 = aup ? *aup : -1;
}
void Test1s(Spy) { mCount += 2; }
void Test1ps(Spy*) { mCount += 2; }
void Test1rs(Spy&) { mCount += 2; }
void Test1rrs(Spy&&) { mCount += 2; }
void Test1ups(mozilla::UniquePtr<Spy>) { mCount += 2; }
void Test1rups(mozilla::UniquePtr<Spy>&) { mCount += 2; }
void Test1rrups(mozilla::UniquePtr<Spy>&&) { mCount += 2; }
// Possible parameter passing styles:
void TestByValue(Spy s)
{
if (gDebug) { printf("TestByValue(Spy[%d@%p])\n", s.mID, &s); }
mSpy = s;
};
void TestByConstLRef(const Spy& s)
{
if (gDebug) { printf("TestByConstLRef(Spy[%d@%p]&)\n", s.mID, &s); }
mSpy = s;
};
void TestByRRef(Spy&& s)
{
if (gDebug) { printf("TestByRRef(Spy[%d@%p]&&)\n", s.mID, &s); }
mSpy = mozilla::Move(s);
};
void TestByLRef(Spy& s)
{
if (gDebug) { printf("TestByLRef(Spy[%d@%p]&)\n", s.mID, &s); }
mSpy = s;
mSpyPtr = &s;
};
void TestByPointer(Spy* p)
{
if (p) {
if (gDebug) { printf("TestByPointer(&Spy[%d@%p])\n", p->mID, p); }
mSpy = *p;
} else {
if (gDebug) { printf("TestByPointer(nullptr)\n"); }
}
mSpyPtr = p;
};
void TestByPointerToConst(const Spy* p)
{
if (p) {
if (gDebug) { printf("TestByPointerToConst(&Spy[%d@%p])\n", p->mID, p); }
mSpy = *p;
} else {
if (gDebug) { printf("TestByPointerToConst(nullptr)\n"); }
}
mSpyPtr = p;
};
};
NS_IMPL_ISUPPORTS(ThreadUtilsObject, IThreadUtilsObject)
class ThreadUtilsRefCountedFinal final
{
public:
ThreadUtilsRefCountedFinal() : m_refCount(0) {}
~ThreadUtilsRefCountedFinal() {}
// 'AddRef' and 'Release' methods with different return types, to verify
// that the return type doesn't influence storage selection.
long AddRef(void) { return ++m_refCount; }
void Release(void) { --m_refCount; }
private:
long m_refCount;
};
class ThreadUtilsRefCountedBase
{
public:
ThreadUtilsRefCountedBase() : m_refCount(0) {}
virtual ~ThreadUtilsRefCountedBase() {}
// 'AddRef' and 'Release' methods with different return types, to verify
// that the return type doesn't influence storage selection.
virtual void AddRef(void) { ++m_refCount; }
virtual MozExternalRefCountType Release(void) { return --m_refCount; }
private:
MozExternalRefCountType m_refCount;
};
class ThreadUtilsRefCountedDerived
: public ThreadUtilsRefCountedBase
{};
class ThreadUtilsNonRefCounted
{};
} // namespace TestThreadUtils
TEST(ThreadUtils, main)
{
#ifndef XPCOM_GLUE_AVOID_NSPR
using namespace TestThreadUtils;
static_assert(!IsParameterStorageClass<int>::value,
"'int' should not be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByValue<int>>::value,
"StoreCopyPassByValue<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByConstLRef<int>>::value,
"StoreCopyPassByConstLRef<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByLRef<int>>::value,
"StoreCopyPassByLRef<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByRRef<int>>::value,
"StoreCopyPassByRRef<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreRefPassByLRef<int>>::value,
"StoreRefPassByLRef<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreConstRefPassByConstLRef<int>>::value,
"StoreConstRefPassByConstLRef<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StorensRefPtrPassByPtr<int>>::value,
"StorensRefPtrPassByPtr<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StorePtrPassByPtr<int>>::value,
"StorePtrPassByPtr<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreConstPtrPassByConstPtr<int>>::value,
"StoreConstPtrPassByConstPtr<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByConstPtr<int>>::value,
"StoreCopyPassByConstPtr<int> should be recognized as Storage Class");
static_assert(IsParameterStorageClass<StoreCopyPassByPtr<int>>::value,
"StoreCopyPassByPtr<int> should be recognized as Storage Class");
RefPtr<ThreadUtilsObject> rpt(new ThreadUtilsObject);
int count = 0;
// Test legacy functions.
nsCOMPtr<nsIRunnable> r1 =
NS_NewRunnableMethod(rpt, &ThreadUtilsObject::Test0);
r1->Run();
EXPECT_EQ(count += 1, rpt->mCount);
r1 = NS_NewRunnableMethodWithArg<int>(rpt, &ThreadUtilsObject::Test1i, 11);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(11, rpt->mA0);
// Test variadic function with simple POD arguments.
r1 = NS_NewRunnableMethodWithArgs(rpt, &ThreadUtilsObject::Test0);
r1->Run();
EXPECT_EQ(count += 1, rpt->mCount);
static_assert(
mozilla::IsSame< ::detail::ParameterStorage<int>::Type,
StoreCopyPassByValue<int>>::value,
"detail::ParameterStorage<int>::Type should be StoreCopyPassByValue<int>");
static_assert(
mozilla::IsSame< ::detail::ParameterStorage<StoreCopyPassByValue<int>>::Type,
StoreCopyPassByValue<int>>::value,
"detail::ParameterStorage<StoreCopyPassByValue<int>>::Type should be StoreCopyPassByValue<int>");
r1 = NS_NewRunnableMethodWithArgs<int>(rpt, &ThreadUtilsObject::Test1i, 12);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(12, rpt->mA0);
r1 = NS_NewRunnableMethodWithArgs<int, int>(
rpt, &ThreadUtilsObject::Test2i, 21, 22);
r1->Run();
EXPECT_EQ(count += 3, rpt->mCount);
EXPECT_EQ(21, rpt->mA0);
EXPECT_EQ(22, rpt->mA1);
r1 = NS_NewRunnableMethodWithArgs<int, int, int>(
rpt, &ThreadUtilsObject::Test3i, 31, 32, 33);
r1->Run();
EXPECT_EQ(count += 4, rpt->mCount);
EXPECT_EQ(31, rpt->mA0);
EXPECT_EQ(32, rpt->mA1);
EXPECT_EQ(33, rpt->mA2);
r1 = NS_NewRunnableMethodWithArgs<int, int, int, int>(
rpt, &ThreadUtilsObject::Test4i, 41, 42, 43, 44);
r1->Run();
EXPECT_EQ(count += 5, rpt->mCount);
EXPECT_EQ(41, rpt->mA0);
EXPECT_EQ(42, rpt->mA1);
EXPECT_EQ(43, rpt->mA2);
EXPECT_EQ(44, rpt->mA3);
// More interesting types of arguments.
// Passing a short to make sure forwarding works with an inexact type match.
short int si = 11;
r1 = NS_NewRunnableMethodWithArgs<int>(rpt, &ThreadUtilsObject::Test1i, si);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(si, rpt->mA0);
// Raw pointer, possible cv-qualified.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int*>::Type,
StorePtrPassByPtr<int>>::value,
"detail::ParameterStorage<int*>::Type should be StorePtrPassByPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int* const>::Type,
StorePtrPassByPtr<int>>::value,
"detail::ParameterStorage<int* const>::Type should be StorePtrPassByPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int* volatile>::Type,
StorePtrPassByPtr<int>>::value,
"detail::ParameterStorage<int* volatile>::Type should be StorePtrPassByPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int* const volatile>::Type,
StorePtrPassByPtr<int>>::value,
"detail::ParameterStorage<int* const volatile>::Type should be StorePtrPassByPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int*>::Type::stored_type,
int*>::value,
"detail::ParameterStorage<int*>::Type::stored_type should be int*");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int*>::Type::passed_type,
int*>::value,
"detail::ParameterStorage<int*>::Type::passed_type should be int*");
{
int i = 12;
r1 = NS_NewRunnableMethodWithArgs<int*>(rpt, &ThreadUtilsObject::Test1pi, &i);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(i, rpt->mA0);
}
// Raw pointer to const.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int*>::Type,
StoreConstPtrPassByConstPtr<int>>::value,
"detail::ParameterStorage<const int*>::Type should be StoreConstPtrPassByConstPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int* const>::Type,
StoreConstPtrPassByConstPtr<int>>::value,
"detail::ParameterStorage<const int* const>::Type should be StoreConstPtrPassByConstPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int* volatile>::Type,
StoreConstPtrPassByConstPtr<int>>::value,
"detail::ParameterStorage<const int* volatile>::Type should be StoreConstPtrPassByConstPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int* const volatile>::Type,
StoreConstPtrPassByConstPtr<int>>::value,
"detail::ParameterStorage<const int* const volatile>::Type should be StoreConstPtrPassByConstPtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int*>::Type::stored_type,
const int*>::value,
"detail::ParameterStorage<const int*>::Type::stored_type should be const int*");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<const int*>::Type::passed_type,
const int*>::value,
"detail::ParameterStorage<const int*>::Type::passed_type should be const int*");
{
int i = 1201;
r1 = NS_NewRunnableMethodWithArgs<const int*>(rpt, &ThreadUtilsObject::Test1pci, &i);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(i, rpt->mA0);
}
// Raw pointer to copy.
static_assert(mozilla::IsSame<StoreCopyPassByPtr<int>::stored_type,
int>::value,
"StoreCopyPassByPtr<int>::stored_type should be int");
static_assert(mozilla::IsSame<StoreCopyPassByPtr<int>::passed_type,
int*>::value,
"StoreCopyPassByPtr<int>::passed_type should be int*");
{
int i = 1202;
r1 = NS_NewRunnableMethodWithArgs<StoreCopyPassByPtr<int>>(
rpt, &ThreadUtilsObject::Test1pi, i);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(i, rpt->mA0);
}
// Raw pointer to const copy.
static_assert(mozilla::IsSame<StoreCopyPassByConstPtr<int>::stored_type,
int>::value,
"StoreCopyPassByConstPtr<int>::stored_type should be int");
static_assert(mozilla::IsSame<StoreCopyPassByConstPtr<int>::passed_type,
const int*>::value,
"StoreCopyPassByConstPtr<int>::passed_type should be const int*");
{
int i = 1203;
r1 = NS_NewRunnableMethodWithArgs<StoreCopyPassByConstPtr<int>>(
rpt, &ThreadUtilsObject::Test1pci, i);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(i, rpt->mA0);
}
// nsRefPtr to pointer.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<StorensRefPtrPassByPtr<SpyWithISupports>>::Type,
StorensRefPtrPassByPtr<SpyWithISupports>>::value,
"ParameterStorage<StorensRefPtrPassByPtr<SpyWithISupports>>::Type should be StorensRefPtrPassByPtr<SpyWithISupports>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<SpyWithISupports*>::Type,
StorensRefPtrPassByPtr<SpyWithISupports>>::value,
"ParameterStorage<SpyWithISupports*>::Type should be StorensRefPtrPassByPtr<SpyWithISupports>");
static_assert(mozilla::IsSame<StorensRefPtrPassByPtr<SpyWithISupports>::stored_type,
RefPtr<SpyWithISupports>>::value,
"StorensRefPtrPassByPtr<SpyWithISupports>::stored_type should be RefPtr<SpyWithISupports>");
static_assert(mozilla::IsSame<StorensRefPtrPassByPtr<SpyWithISupports>::passed_type,
SpyWithISupports*>::value,
"StorensRefPtrPassByPtr<SpyWithISupports>::passed_type should be SpyWithISupports*");
// (more nsRefPtr tests below)
// nsRefPtr for ref-countable classes that do not derive from ISupports.
static_assert(::detail::HasRefCountMethods<ThreadUtilsRefCountedFinal>::value,
"ThreadUtilsRefCountedFinal has AddRef() and Release()");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<ThreadUtilsRefCountedFinal*>::Type,
StorensRefPtrPassByPtr<ThreadUtilsRefCountedFinal>>::value,
"ParameterStorage<ThreadUtilsRefCountedFinal*>::Type should be StorensRefPtrPassByPtr<ThreadUtilsRefCountedFinal>");
static_assert(::detail::HasRefCountMethods<ThreadUtilsRefCountedBase>::value,
"ThreadUtilsRefCountedBase has AddRef() and Release()");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<ThreadUtilsRefCountedBase*>::Type,
StorensRefPtrPassByPtr<ThreadUtilsRefCountedBase>>::value,
"ParameterStorage<ThreadUtilsRefCountedBase*>::Type should be StorensRefPtrPassByPtr<ThreadUtilsRefCountedBase>");
static_assert(::detail::HasRefCountMethods<ThreadUtilsRefCountedDerived>::value,
"ThreadUtilsRefCountedDerived has AddRef() and Release()");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<ThreadUtilsRefCountedDerived*>::Type,
StorensRefPtrPassByPtr<ThreadUtilsRefCountedDerived>>::value,
"ParameterStorage<ThreadUtilsRefCountedDerived*>::Type should be StorensRefPtrPassByPtr<ThreadUtilsRefCountedDerived>");
static_assert(!::detail::HasRefCountMethods<ThreadUtilsNonRefCounted>::value,
"ThreadUtilsNonRefCounted doesn't have AddRef() and Release()");
static_assert(!mozilla::IsSame< ::detail::ParameterStorage<ThreadUtilsNonRefCounted*>::Type,
StorensRefPtrPassByPtr<ThreadUtilsNonRefCounted>>::value,
"ParameterStorage<ThreadUtilsNonRefCounted*>::Type should NOT be StorensRefPtrPassByPtr<ThreadUtilsNonRefCounted>");
// Lvalue reference.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&>::Type,
StoreRefPassByLRef<int>>::value,
"ParameterStorage<int&>::Type should be StoreRefPassByLRef<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&>::Type::stored_type,
StoreRefPassByLRef<int>::stored_type>::value,
"ParameterStorage<int&>::Type::stored_type should be StoreRefPassByLRef<int>::stored_type");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&>::Type::stored_type,
int&>::value,
"ParameterStorage<int&>::Type::stored_type should be int&");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&>::Type::passed_type,
int&>::value,
"ParameterStorage<int&>::Type::passed_type should be int&");
{
int i = 13;
r1 = NS_NewRunnableMethodWithArgs<int&>(rpt, &ThreadUtilsObject::Test1ri, i);
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(i, rpt->mA0);
}
// Rvalue reference -- Actually storing a copy and then moving it.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&&>::Type,
StoreCopyPassByRRef<int>>::value,
"ParameterStorage<int&&>::Type should be StoreCopyPassByRRef<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&&>::Type::stored_type,
StoreCopyPassByRRef<int>::stored_type>::value,
"ParameterStorage<int&&>::Type::stored_type should be StoreCopyPassByRRef<int>::stored_type");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&&>::Type::stored_type,
int>::value,
"ParameterStorage<int&&>::Type::stored_type should be int");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<int&&>::Type::passed_type,
int&&>::value,
"ParameterStorage<int&&>::Type::passed_type should be int&&");
{
int i = 14;
r1 = NS_NewRunnableMethodWithArgs<int&&>(
rpt, &ThreadUtilsObject::Test1rri, mozilla::Move(i));
}
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(14, rpt->mA0);
// Null unique pointer, by semi-implicit store&move with "T&&" syntax.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<mozilla::UniquePtr<int>&&>::Type,
StoreCopyPassByRRef<mozilla::UniquePtr<int>>>::value,
"ParameterStorage<UniquePtr<int>&&>::Type should be StoreCopyPassByRRef<UniquePtr<int>>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<mozilla::UniquePtr<int>&&>::Type::stored_type,
StoreCopyPassByRRef<mozilla::UniquePtr<int>>::stored_type>::value,
"ParameterStorage<UniquePtr<int>&&>::Type::stored_type should be StoreCopyPassByRRef<UniquePtr<int>>::stored_type");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<mozilla::UniquePtr<int>&&>::Type::stored_type,
mozilla::UniquePtr<int>>::value,
"ParameterStorage<UniquePtr<int>&&>::Type::stored_type should be UniquePtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<mozilla::UniquePtr<int>&&>::Type::passed_type,
mozilla::UniquePtr<int>&&>::value,
"ParameterStorage<UniquePtr<int>&&>::Type::passed_type should be UniquePtr<int>&&");
{
mozilla::UniquePtr<int> upi;
r1 = NS_NewRunnableMethodWithArgs<mozilla::UniquePtr<int>&&>(
rpt, &ThreadUtilsObject::Test1upi, mozilla::Move(upi));
}
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(-1, rpt->mA0);
rpt->mA0 = 0;
// Null unique pointer, by explicit store&move with "StoreCopyPassByRRef<T>" syntax.
static_assert(mozilla::IsSame< ::detail::ParameterStorage<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>::Type::stored_type,
StoreCopyPassByRRef<mozilla::UniquePtr<int>>::stored_type>::value,
"ParameterStorage<StoreCopyPassByRRef<UniquePtr<int>>>::Type::stored_type should be StoreCopyPassByRRef<UniquePtr<int>>::stored_type");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>::Type::stored_type,
StoreCopyPassByRRef<mozilla::UniquePtr<int>>::stored_type>::value,
"ParameterStorage<StoreCopyPassByRRef<UniquePtr<int>>>::Type::stored_type should be StoreCopyPassByRRef<UniquePtr<int>>::stored_type");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>::Type::stored_type,
mozilla::UniquePtr<int>>::value,
"ParameterStorage<StoreCopyPassByRRef<UniquePtr<int>>>::Type::stored_type should be UniquePtr<int>");
static_assert(mozilla::IsSame< ::detail::ParameterStorage<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>::Type::passed_type,
mozilla::UniquePtr<int>&&>::value,
"ParameterStorage<StoreCopyPassByRRef<UniquePtr<int>>>::Type::passed_type should be UniquePtr<int>&&");
{
mozilla::UniquePtr<int> upi;
r1 = NS_NewRunnableMethodWithArgs
<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>(
rpt, &ThreadUtilsObject::Test1upi, mozilla::Move(upi));
}
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(-1, rpt->mA0);
// Unique pointer as xvalue.
{
mozilla::UniquePtr<int> upi = mozilla::MakeUnique<int>(1);
r1 = NS_NewRunnableMethodWithArgs<mozilla::UniquePtr<int>&&>(
rpt, &ThreadUtilsObject::Test1upi, mozilla::Move(upi));
}
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(1, rpt->mA0);
{
mozilla::UniquePtr<int> upi = mozilla::MakeUnique<int>(1);
r1 = NS_NewRunnableMethodWithArgs
<StoreCopyPassByRRef<mozilla::UniquePtr<int>>>
(rpt, &ThreadUtilsObject::Test1upi, mozilla::Move(upi));
}
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(1, rpt->mA0);
// Unique pointer as prvalue.
r1 = NS_NewRunnableMethodWithArgs<mozilla::UniquePtr<int>&&>(
rpt, &ThreadUtilsObject::Test1upi, mozilla::MakeUnique<int>(2));
r1->Run();
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(2, rpt->mA0);
// Unique pointer as lvalue to lref.
{
mozilla::UniquePtr<int> upi;
r1 = NS_NewRunnableMethodWithArgs<mozilla::UniquePtr<int>&>(
rpt, &ThreadUtilsObject::Test1rupi, upi);
// Passed as lref, so Run() must be called while local upi is still alive!
r1->Run();
}
EXPECT_EQ(count += 2, rpt->mCount);
EXPECT_EQ(-1, rpt->mA0);
// Verify copy/move assumptions.
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from lvalue, pass by value\n", __LINE__); }
{ // Block around nsCOMPtr lifetime.
nsCOMPtr<nsIRunnable> r2;
{ // Block around Spy lifetime.
if (gDebug) { printf("%d - Spy s(10)\n", __LINE__); }
Spy s(10);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
if (gDebug) { printf("%d - r2 = NS_NewRunnableMethodWithArgs<StoreCopyPassByValue<Spy>>(&TestByValue, s)\n", __LINE__); }
r2 = NS_NewRunnableMethodWithArgs<StoreCopyPassByValue<Spy>>(
rpt, &ThreadUtilsObject::TestByValue, s);
EXPECT_EQ(2, gAlive);
EXPECT_LE(1, gCopyConstructions); // At least 1 copy-construction.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with Spy s(10)\n", __LINE__); }
}
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r2->Run();
EXPECT_LE(1, gCopyConstructions); // Another copy-construction in call.
EXPECT_EQ(10, rpt->mSpy.mID);
EXPECT_LE(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from prvalue, pass by value\n", __LINE__); }
{
if (gDebug) { printf("%d - r3 = NS_NewRunnableMethodWithArgs<StoreCopyPassByValue<Spy>>(&TestByValue, Spy(11))\n", __LINE__); }
nsCOMPtr<nsIRunnable> r3 =
NS_NewRunnableMethodWithArgs<StoreCopyPassByValue<Spy>>(
rpt, &ThreadUtilsObject::TestByValue, Spy(11));
EXPECT_EQ(1, gAlive);
EXPECT_EQ(1, gConstructions);
EXPECT_LE(1, gMoveConstructions);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r3->Run();
EXPECT_LE(1, gCopyConstructions); // Another copy-construction in call.
EXPECT_EQ(11, rpt->mSpy.mID);
EXPECT_LE(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
{ // Store copy from xvalue, pass by value.
nsCOMPtr<nsIRunnable> r4;
{
Spy s(12);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
r4 = NS_NewRunnableMethodWithArgs<StoreCopyPassByValue<Spy>>(
rpt, &ThreadUtilsObject::TestByValue, mozilla::Move(s));
EXPECT_LE(1, gMoveConstructions);
EXPECT_EQ(1, gAlive);
EXPECT_EQ(1, gZombies);
Spy::ClearActions();
}
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(1, gAlive);
EXPECT_EQ(0, gZombies);
Spy::ClearActions();
r4->Run();
EXPECT_LE(1, gCopyConstructions); // Another copy-construction in call.
EXPECT_EQ(12, rpt->mSpy.mID);
EXPECT_LE(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
}
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
// Won't test xvalues anymore, prvalues are enough to verify all rvalues.
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from lvalue, pass by const lvalue ref\n", __LINE__); }
{ // Block around nsCOMPtr lifetime.
nsCOMPtr<nsIRunnable> r5;
{ // Block around Spy lifetime.
if (gDebug) { printf("%d - Spy s(20)\n", __LINE__); }
Spy s(20);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
if (gDebug) { printf("%d - r5 = NS_NewRunnableMethodWithArgs<StoreCopyPassByConstLRef<Spy>>(&TestByConstLRef, s)\n", __LINE__); }
r5 = NS_NewRunnableMethodWithArgs<StoreCopyPassByConstLRef<Spy>>(
rpt, &ThreadUtilsObject::TestByConstLRef, s);
EXPECT_EQ(2, gAlive);
EXPECT_LE(1, gCopyConstructions); // At least 1 copy-construction.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with Spy s(20)\n", __LINE__); }
}
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r5->Run();
EXPECT_EQ(0, gCopyConstructions); // No copies in call.
EXPECT_EQ(20, rpt->mSpy.mID);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from prvalue, pass by const lvalue ref\n", __LINE__); }
{
if (gDebug) { printf("%d - r6 = NS_NewRunnableMethodWithArgs<StoreCopyPassByConstLRef<Spy>>(&TestByConstLRef, Spy(21))\n", __LINE__); }
nsCOMPtr<nsIRunnable> r6 =
NS_NewRunnableMethodWithArgs<StoreCopyPassByConstLRef<Spy>>(
rpt, &ThreadUtilsObject::TestByConstLRef, Spy(21));
EXPECT_EQ(1, gAlive);
EXPECT_EQ(1, gConstructions);
EXPECT_LE(1, gMoveConstructions);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r6->Run();
EXPECT_EQ(0, gCopyConstructions); // No copies in call.
EXPECT_EQ(21, rpt->mSpy.mID);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from lvalue, pass by rvalue ref\n", __LINE__); }
{ // Block around nsCOMPtr lifetime.
nsCOMPtr<nsIRunnable> r7;
{ // Block around Spy lifetime.
if (gDebug) { printf("%d - Spy s(30)\n", __LINE__); }
Spy s(30);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
if (gDebug) { printf("%d - r7 = NS_NewRunnableMethodWithArgs<StoreCopyPassByRRef<Spy>>(&TestByRRef, s)\n", __LINE__); }
r7 = NS_NewRunnableMethodWithArgs<StoreCopyPassByRRef<Spy>>(
rpt, &ThreadUtilsObject::TestByRRef, s);
EXPECT_EQ(2, gAlive);
EXPECT_LE(1, gCopyConstructions); // At least 1 copy-construction.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with Spy s(30)\n", __LINE__); }
}
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r7->Run();
EXPECT_LE(1, gMoves); // Move in call.
EXPECT_EQ(30, rpt->mSpy.mID);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(0, gAlive); // Spy inside Test is not counted.
EXPECT_EQ(1, gZombies); // Our local spy should now be a zombie.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store copy from prvalue, pass by rvalue ref\n", __LINE__); }
{
if (gDebug) { printf("%d - r8 = NS_NewRunnableMethodWithArgs<StoreCopyPassByRRef<Spy>>(&TestByRRef, Spy(31))\n", __LINE__); }
nsCOMPtr<nsIRunnable> r8 =
NS_NewRunnableMethodWithArgs<StoreCopyPassByRRef<Spy>>(
rpt, &ThreadUtilsObject::TestByRRef, Spy(31));
EXPECT_EQ(1, gAlive);
EXPECT_EQ(1, gConstructions);
EXPECT_LE(1, gMoveConstructions);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r8->Run();
EXPECT_LE(1, gMoves); // Move in call.
EXPECT_EQ(31, rpt->mSpy.mID);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(0, gAlive); // Spy inside Test is not counted.
EXPECT_EQ(1, gZombies); // Our local spy should now be a zombie.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store lvalue ref, pass lvalue ref\n", __LINE__); }
{
if (gDebug) { printf("%d - Spy s(40)\n", __LINE__); }
Spy s(40);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - r9 = NS_NewRunnableMethodWithArgs<Spy&>(&TestByLRef, s)\n", __LINE__); }
nsCOMPtr<nsIRunnable> r9 =
NS_NewRunnableMethodWithArgs<Spy&>(
rpt, &ThreadUtilsObject::TestByLRef, s);
EXPECT_EQ(0, gAllConstructions);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r9->Run();
EXPECT_LE(1, gAssignments); // Assignment from reference in call.
EXPECT_EQ(40, rpt->mSpy.mID);
EXPECT_EQ(&s, rpt->mSpyPtr);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive); // Spy inside Test is not counted.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store nsRefPtr, pass by pointer\n", __LINE__); }
{ // Block around nsCOMPtr lifetime.
nsCOMPtr<nsIRunnable> r10;
SpyWithISupports* ptr = 0;
{ // Block around RefPtr<Spy> lifetime.
if (gDebug) { printf("%d - RefPtr<SpyWithISupports> s(new SpyWithISupports(45))\n", __LINE__); }
RefPtr<SpyWithISupports> s(new SpyWithISupports(45));
ptr = s.get();
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
if (gDebug) { printf("%d - r10 = NS_NewRunnableMethodWithArgs<StorensRefPtrPassByPtr<Spy>>(&TestByRRef, s.get())\n", __LINE__); }
r10 = NS_NewRunnableMethodWithArgs<StorensRefPtrPassByPtr<SpyWithISupports>>(
rpt, &ThreadUtilsObject::TestByPointer, s.get());
EXPECT_LE(0, gAllConstructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - End block with RefPtr<Spy> s\n", __LINE__); }
}
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r10->Run();
EXPECT_LE(1, gAssignments); // Assignment from pointee in call.
EXPECT_EQ(45, rpt->mSpy.mID);
EXPECT_EQ(ptr, rpt->mSpyPtr);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive); // Spy inside Test is not counted.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store pointer to lvalue, pass by pointer\n", __LINE__); }
{
if (gDebug) { printf("%d - Spy s(55)\n", __LINE__); }
Spy s(55);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - r11 = NS_NewRunnableMethodWithArgs<Spy*>(&TestByPointer, s)\n", __LINE__); }
nsCOMPtr<nsIRunnable> r11 =
NS_NewRunnableMethodWithArgs<Spy*>(
rpt, &ThreadUtilsObject::TestByPointer, &s);
EXPECT_EQ(0, gAllConstructions);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r11->Run();
EXPECT_LE(1, gAssignments); // Assignment from pointee in call.
EXPECT_EQ(55, rpt->mSpy.mID);
EXPECT_EQ(&s, rpt->mSpyPtr);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive); // Spy inside Test is not counted.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
Spy::ClearAll();
if (gDebug) { printf("%d - Test: Store pointer to const lvalue, pass by pointer\n", __LINE__); }
{
if (gDebug) { printf("%d - Spy s(60)\n", __LINE__); }
Spy s(60);
EXPECT_EQ(1, gConstructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - r12 = NS_NewRunnableMethodWithArgs<Spy*>(&TestByPointer, s)\n", __LINE__); }
nsCOMPtr<nsIRunnable> r12 =
NS_NewRunnableMethodWithArgs<const Spy*>(
rpt, &ThreadUtilsObject::TestByPointerToConst, &s);
EXPECT_EQ(0, gAllConstructions);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive);
Spy::ClearActions();
if (gDebug) { printf("%d - Run()\n", __LINE__); }
r12->Run();
EXPECT_LE(1, gAssignments); // Assignment from pointee in call.
EXPECT_EQ(60, rpt->mSpy.mID);
EXPECT_EQ(&s, rpt->mSpyPtr);
EXPECT_EQ(0, gDestructions);
EXPECT_EQ(1, gAlive); // Spy inside Test is not counted.
Spy::ClearActions();
if (gDebug) { printf("%d - End block with r\n", __LINE__); }
}
if (gDebug) { printf("%d - After end block with r\n", __LINE__); }
EXPECT_EQ(1, gDestructions);
EXPECT_EQ(0, gAlive);
#endif // XPCOM_GLUE_AVOID_NSPR
}
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