static void bounce_ref(void* data) {
SkRefCnt* ref = static_cast<SkRefCnt*>(data);
for (int i = 0; i < 100000; ++i) {
ref->ref();
ref->unref();
}
}
virtual void onDraw(const int loops, SkCanvas*) {
for (int i = 0; i < loops; ++i) {
SkRefCnt ref;
for (int j = 0; j < M; ++j) {
ref.ref();
ref.unref();
}
}
}
virtual void onDraw(const int loops, SkCanvas*) {
for (int i = 0; i < loops; ++i) {
SkRefCnt* ref = new SkRefCnt();
for (int j = 0; j < M; ++j) {
ref->ref();
ref->unref();
}
ref->unref();
}
}
void* SkMetaData::RefCntProc(void* ptr, bool doRef) {
SkASSERT(ptr);
SkRefCnt* refcnt = reinterpret_cast<SkRefCnt*>(ptr);
if (doRef) {
refcnt->ref();
} else {
refcnt->unref();
}
return ptr;
}
DEF_TEST(sk_sp_ref, r) {
SkRefCnt* rc = new SkRefCnt;
REPORTER_ASSERT(r, rc->unique());
{
sk_sp<SkRefCnt> sp = sk_ref_sp(rc);
REPORTER_ASSERT(r, !rc->unique());
}
REPORTER_ASSERT(r, rc->unique());
rc->unref();
}
static void test_refCnt(skiatest::Reporter* reporter) {
SkRefCnt* ref = new SkRefCnt();
std::thread thing1(bounce_ref, ref);
std::thread thing2(bounce_ref, ref);
thing1.join();
thing2.join();
REPORTER_ASSERT(reporter, ref->unique());
ref->unref();
}
static void test_ptrs(skiatest::Reporter* reporter) {
SkRefCnt ref;
REPORTER_ASSERT(reporter, ref.unique());
{
SkMetaData md0, md1;
const char name[] = "refcnt";
md0.setRefCnt(name, &ref);
REPORTER_ASSERT(reporter, md0.findRefCnt(name));
REPORTER_ASSERT(reporter, md0.hasRefCnt(name, &ref));
REPORTER_ASSERT(reporter, !ref.unique());
md1 = md0;
REPORTER_ASSERT(reporter, md1.findRefCnt(name));
REPORTER_ASSERT(reporter, md1.hasRefCnt(name, &ref));
REPORTER_ASSERT(reporter, !ref.unique());
REPORTER_ASSERT(reporter, md0.removeRefCnt(name));
REPORTER_ASSERT(reporter, !md0.findRefCnt(name));
REPORTER_ASSERT(reporter, !md0.hasRefCnt(name, &ref));
REPORTER_ASSERT(reporter, !ref.unique());
}
REPORTER_ASSERT(reporter, ref.unique());
}
// Test that reset() "adopts" ownership from the caller, even if we are given the same ptr twice
//
DEF_TEST(sk_sp_reset, r) {
SkRefCnt* rc = new SkRefCnt;
REPORTER_ASSERT(r, rc->unique());
sk_sp<SkRefCnt> sp;
sp.reset(rc);
// We have transfered our ownership over to sp
REPORTER_ASSERT(r, rc->unique());
rc->ref(); // now "rc" is also an owner
REPORTER_ASSERT(r, !rc->unique());
sp.reset(rc); // this should transfer our ownership over to sp
REPORTER_ASSERT(r, rc->unique());
}
