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Unified Diff: test/cctest/test-api.cc

Issue 13786002: [WIP] New GC related APIs. (Closed) Base URL: git://github.com/v8/v8.git@master
Patch Set: use old testing machinery Created 7 years, 8 months ago
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Index: test/cctest/test-api.cc
diff --git a/test/cctest/test-api.cc b/test/cctest/test-api.cc
index 1e789f30da847221395b9489802aacc8375187be..1d5186c4db4a4bcff3f01b874e3c423173a508cc 100644
--- a/test/cctest/test-api.cc
+++ b/test/cctest/test-api.cc
@@ -75,6 +75,7 @@ using ::v8::StackTrace;
using ::v8::String;
using ::v8::TryCatch;
using ::v8::Undefined;
+using ::v8::UniqueId;
using ::v8::V8;
using ::v8::Value;
@@ -2371,7 +2372,7 @@ static void WeakPointerCallback(v8::Isolate* isolate,
}
-THREADED_TEST(ApiObjectGroups) {
+THREADED_TEST(OldApiObjectGroups) {
LocalContext env;
v8::Isolate* iso = env->GetIsolate();
HandleScope scope(iso);
@@ -2457,7 +2458,95 @@ THREADED_TEST(ApiObjectGroups) {
}
-THREADED_TEST(ApiObjectGroupsCycle) {
+THREADED_TEST(ApiObjectGroups) {
+ LocalContext env;
+ v8::Isolate* iso = env->GetIsolate();
+ HandleScope scope(iso);
+
+ Persistent<Object> g1s1;
+ Persistent<Object> g1s2;
+ Persistent<Object> g1c1;
+ Persistent<Object> g2s1;
+ Persistent<Object> g2s2;
+ Persistent<Object> g2c1;
+
+ WeakCallCounter counter(1234);
+
+ {
+ HandleScope scope(iso);
+ g1s1 = Persistent<Object>::New(iso, Object::New());
+ g1s2 = Persistent<Object>::New(iso, Object::New());
+ g1c1 = Persistent<Object>::New(iso, Object::New());
+ g1s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g1s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g1c1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+
+ g2s1 = Persistent<Object>::New(iso, Object::New());
+ g2s2 = Persistent<Object>::New(iso, Object::New());
+ g2c1 = Persistent<Object>::New(iso, Object::New());
+ g2s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g2s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g2c1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ }
+
+ Persistent<Object> root = Persistent<Object>::New(iso, g1s1); // make a root.
+
+ // Connect group 1 and 2, make a cycle.
+ CHECK(g1s2->Set(0, g2s2));
+ CHECK(g2s1->Set(0, g1s1));
+
+ {
+ Persistent<Value> g1_children[] = { g1c1 };
+ Persistent<Value> g2_children[] = { g2c1 };
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ V8::AddImplicitReferences(g1s1, g1_children, 1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ V8::AddImplicitReferences(g2s2, g2_children, 1);
+ }
+ // Do a single full GC, ensure incremental marking is stopped.
+ v8::internal::Heap* heap = reinterpret_cast<v8::internal::Isolate*>(
+ iso)->heap();
+ heap->CollectAllGarbage(i::Heap::kAbortIncrementalMarkingMask);
+
+ // All object should be alive.
+ CHECK_EQ(0, counter.NumberOfWeakCalls());
+
+ // Weaken the root.
+ root.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ // But make children strong roots---all the objects (except for children)
+ // should be collectable now.
+ g1c1.ClearWeak(iso);
+ g2c1.ClearWeak(iso);
+
+ // Groups are deleted, rebuild groups.
+ {
+ Persistent<Value> g1_children[] = { g1c1 };
+ Persistent<Value> g2_children[] = { g2c1 };
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ V8::AddImplicitReferences(g1s1, g1_children, 1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ V8::AddImplicitReferences(g2s2, g2_children, 1);
+ }
+
+ heap->CollectAllGarbage(i::Heap::kAbortIncrementalMarkingMask);
+
+ // All objects should be gone. 5 global handles in total.
+ CHECK_EQ(5, counter.NumberOfWeakCalls());
+
+ // And now make children weak again and collect them.
+ g1c1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g2c1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+
+ heap->CollectAllGarbage(i::Heap::kAbortIncrementalMarkingMask);
+ CHECK_EQ(7, counter.NumberOfWeakCalls());
+}
+
+
+THREADED_TEST(OldApiObjectGroupsCycle) {
LocalContext env;
v8::Isolate* iso = env->GetIsolate();
HandleScope scope(iso);
@@ -2563,9 +2652,117 @@ THREADED_TEST(ApiObjectGroupsCycle) {
}
+THREADED_TEST(ApiObjectGroupsCycle) {
+ LocalContext env;
+ v8::Isolate* iso = env->GetIsolate();
+ HandleScope scope(iso);
+
+ WeakCallCounter counter(1234);
+
+ Persistent<Object> g1s1;
+ Persistent<Object> g1s2;
+ Persistent<Object> g2s1;
+ Persistent<Object> g2s2;
+ Persistent<Object> g3s1;
+ Persistent<Object> g3s2;
+ Persistent<Object> g4s1;
+ Persistent<Object> g4s2;
+
+ {
+ HandleScope scope(iso);
+ g1s1 = Persistent<Object>::New(iso, Object::New());
+ g1s2 = Persistent<Object>::New(iso, Object::New());
+ g1s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g1s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ CHECK(g1s1.IsWeak(iso));
+ CHECK(g1s2.IsWeak(iso));
+
+ g2s1 = Persistent<Object>::New(iso, Object::New());
+ g2s2 = Persistent<Object>::New(iso, Object::New());
+ g2s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g2s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ CHECK(g2s1.IsWeak(iso));
+ CHECK(g2s2.IsWeak(iso));
+
+ g3s1 = Persistent<Object>::New(iso, Object::New());
+ g3s2 = Persistent<Object>::New(iso, Object::New());
+ g3s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g3s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ CHECK(g3s1.IsWeak(iso));
+ CHECK(g3s2.IsWeak(iso));
+
+ g4s1 = Persistent<Object>::New(iso, Object::New());
+ g4s2 = Persistent<Object>::New(iso, Object::New());
+ g4s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g4s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ CHECK(g4s1.IsWeak(iso));
+ CHECK(g4s2.IsWeak(iso));
+ }
+
+ Persistent<Object> root = Persistent<Object>::New(iso, g1s1); // make a root.
+
+ // Connect groups. We're building the following cycle:
+ // G1: { g1s1, g2s1 }, g1s1 implicitly references g2s1, ditto for other
+ // groups.
+ {
+ Persistent<Value> g1_children[] = { g2s1 };
+ Persistent<Value> g2_children[] = { g3s1 };
+ Persistent<Value> g3_children[] = { g4s1 };
+ Persistent<Value> g4_children[] = { g1s1 };
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ V8::AddImplicitReferences(g1s1, g1_children, 1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ V8::AddImplicitReferences(g2s1, g2_children, 1);
+ V8::SetObjectGroupId(iso, g3s1, UniqueId(3));
+ V8::SetObjectGroupId(iso, g3s2, UniqueId(3));
+ V8::AddImplicitReferences(g3s1, g3_children, 1);
+ V8::SetObjectGroupId(iso, g4s1, UniqueId(4));
+ V8::SetObjectGroupId(iso, g4s2, UniqueId(4));
+ V8::AddImplicitReferences(g4s1, g4_children, 1);
+ }
+ // Do a single full GC
+ v8::internal::Heap* heap = reinterpret_cast<v8::internal::Isolate*>(
+ iso)->heap();
+ heap->CollectAllGarbage(i::Heap::kAbortIncrementalMarkingMask);
+
+ // All object should be alive.
+ CHECK_EQ(0, counter.NumberOfWeakCalls());
+
+ // Weaken the root.
+ root.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+
+ // Groups are deleted, rebuild groups.
+ {
+ Persistent<Value> g1_children[] = { g2s1 };
+ Persistent<Value> g2_children[] = { g3s1 };
+ Persistent<Value> g3_children[] = { g4s1 };
+ Persistent<Value> g4_children[] = { g1s1 };
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ V8::AddImplicitReferences(g1s1, g1_children, 1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ V8::AddImplicitReferences(g2s1, g2_children, 1);
+ V8::SetObjectGroupId(iso, g3s1, UniqueId(3));
+ V8::SetObjectGroupId(iso, g3s2, UniqueId(3));
+ V8::AddImplicitReferences(g3s1, g3_children, 1);
+ V8::SetObjectGroupId(iso, g4s1, UniqueId(4));
+ V8::SetObjectGroupId(iso, g4s2, UniqueId(4));
+ V8::AddImplicitReferences(g4s1, g4_children, 1);
+ }
+
+ heap->CollectAllGarbage(i::Heap::kAbortIncrementalMarkingMask);
+
+ // All objects should be gone. 9 global handles in total.
+ CHECK_EQ(9, counter.NumberOfWeakCalls());
+}
+
+
// TODO(mstarzinger): This should be a THREADED_TEST but causes failures
// on the buildbots, so was made non-threaded for the time being.
-TEST(ApiObjectGroupsCycleForScavenger) {
+TEST(OldApiObjectGroupsCycleForScavenger) {
i::FLAG_stress_compaction = false;
i::FLAG_gc_global = false;
LocalContext env;
@@ -2660,6 +2857,105 @@ TEST(ApiObjectGroupsCycleForScavenger) {
}
+// TODO(mstarzinger): This should be a THREADED_TEST but causes failures
+// on the buildbots, so was made non-threaded for the time being.
+TEST(ApiObjectGroupsCycleForScavenger) {
+ i::FLAG_stress_compaction = false;
+ i::FLAG_gc_global = false;
+ LocalContext env;
+ v8::Isolate* iso = env->GetIsolate();
+ HandleScope scope(iso);
+
+ WeakCallCounter counter(1234);
+
+ Persistent<Object> g1s1;
+ Persistent<Object> g1s2;
+ Persistent<Object> g2s1;
+ Persistent<Object> g2s2;
+ Persistent<Object> g3s1;
+ Persistent<Object> g3s2;
+
+ {
+ HandleScope scope(iso);
+ g1s1 = Persistent<Object>::New(iso, Object::New());
+ g1s2 = Persistent<Object>::New(iso, Object::New());
+ g1s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g1s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+
+ g2s1 = Persistent<Object>::New(iso, Object::New());
+ g2s2 = Persistent<Object>::New(iso, Object::New());
+ g2s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g2s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+
+ g3s1 = Persistent<Object>::New(iso, Object::New());
+ g3s2 = Persistent<Object>::New(iso, Object::New());
+ g3s1.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ g3s2.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ }
+
+ // Make a root.
+ Persistent<Object> root = Persistent<Object>::New(iso, g1s1);
+ root.MarkPartiallyDependent(iso);
+
+ // Connect groups. We're building the following cycle:
+ // G1: { g1s1, g2s1 }, g1s1 implicitly references g2s1, ditto for other
+ // groups.
+ {
+ g1s1.MarkPartiallyDependent(iso);
+ g1s2.MarkPartiallyDependent(iso);
+ g2s1.MarkPartiallyDependent(iso);
+ g2s2.MarkPartiallyDependent(iso);
+ g3s1.MarkPartiallyDependent(iso);
+ g3s2.MarkPartiallyDependent(iso);
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ g1s1->Set(v8_str("x"), g2s1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ g2s1->Set(v8_str("x"), g3s1);
+ V8::SetObjectGroupId(iso, g3s1, UniqueId(3));
+ V8::SetObjectGroupId(iso, g3s2, UniqueId(3));
+ g3s1->Set(v8_str("x"), g1s1);
+ }
+
+ v8::internal::Heap* heap = reinterpret_cast<v8::internal::Isolate*>(
+ iso)->heap();
+ heap->CollectGarbage(i::NEW_SPACE);
+
+ // All objects should be alive.
+ CHECK_EQ(0, counter.NumberOfWeakCalls());
+
+ // Weaken the root.
+ root.MakeWeak(iso, reinterpret_cast<void*>(&counter), &WeakPointerCallback);
+ root.MarkPartiallyDependent(iso);
+
+ v8::Isolate* isolate = v8::Isolate::GetCurrent();
+ // Groups are deleted, rebuild groups.
+ {
+ g1s1.MarkPartiallyDependent(isolate);
+ g1s2.MarkPartiallyDependent(isolate);
+ g2s1.MarkPartiallyDependent(isolate);
+ g2s2.MarkPartiallyDependent(isolate);
+ g3s1.MarkPartiallyDependent(isolate);
+ g3s2.MarkPartiallyDependent(isolate);
+ V8::SetObjectGroupId(iso, g1s1, UniqueId(1));
+ V8::SetObjectGroupId(iso, g1s2, UniqueId(1));
+ g1s1->Set(v8_str("x"), g2s1);
+ V8::SetObjectGroupId(iso, g2s1, UniqueId(2));
+ V8::SetObjectGroupId(iso, g2s2, UniqueId(2));
+ g2s1->Set(v8_str("x"), g3s1);
+ V8::SetObjectGroupId(iso, g3s1, UniqueId(3));
+ V8::SetObjectGroupId(iso, g3s2, UniqueId(3));
+ g3s1->Set(v8_str("x"), g1s1);
+ }
+
+ heap->CollectGarbage(i::NEW_SPACE);
+
+ // All objects should be gone. 7 global handles in total.
+ CHECK_EQ(7, counter.NumberOfWeakCalls());
+}
+
+
THREADED_TEST(ScriptException) {
LocalContext env;
v8::HandleScope scope(env->GetIsolate());
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