d07a2eb806
This way we don't clash with the ASSERT* macros defined by GoogleTest, and we are one step closer to being able to replace our homegrown base/ with base/ from Chrome. R=jochen@chromium.org, svenpanne@chromium.org Review URL: https://codereview.chromium.org/430503007 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22812 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
383 lines
13 KiB
C++
383 lines
13 KiB
C++
// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "src/global-handles.h"
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#include "test/cctest/cctest.h"
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using namespace v8::internal;
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using v8::UniqueId;
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static List<Object*> skippable_objects;
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static List<Object*> can_skip_called_objects;
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static bool CanSkipCallback(Heap* heap, Object** pointer) {
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can_skip_called_objects.Add(*pointer);
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return skippable_objects.Contains(*pointer);
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}
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static void ResetCanSkipData() {
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skippable_objects.Clear();
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can_skip_called_objects.Clear();
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}
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class TestRetainedObjectInfo : public v8::RetainedObjectInfo {
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public:
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TestRetainedObjectInfo() : has_been_disposed_(false) {}
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bool has_been_disposed() { return has_been_disposed_; }
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virtual void Dispose() {
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DCHECK(!has_been_disposed_);
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has_been_disposed_ = true;
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}
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virtual bool IsEquivalent(v8::RetainedObjectInfo* other) {
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return other == this;
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}
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virtual intptr_t GetHash() { return 0; }
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virtual const char* GetLabel() { return "whatever"; }
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private:
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bool has_been_disposed_;
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};
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class TestObjectVisitor : public ObjectVisitor {
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public:
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virtual void VisitPointers(Object** start, Object** end) {
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for (Object** o = start; o != end; ++o)
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visited.Add(*o);
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}
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List<Object*> visited;
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};
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TEST(IterateObjectGroupsOldApi) {
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CcTest::InitializeVM();
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Isolate* isolate = CcTest::i_isolate();
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GlobalHandles* global_handles = isolate->global_handles();
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v8::HandleScope handle_scope(CcTest::isolate());
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Handle<Object> g1s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g1s2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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TestRetainedObjectInfo info1;
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TestRetainedObjectInfo info2;
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{
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Object** g1_objects[] = { g1s1.location(), g1s2.location() };
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Object** g2_objects[] = { g2s1.location(), g2s2.location() };
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global_handles->AddObjectGroup(g1_objects, 2, &info1);
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global_handles->AddObjectGroup(g2_objects, 2, &info2);
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}
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// Iterate the object groups. First skip all.
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{
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ResetCanSkipData();
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skippable_objects.Add(*g1s1.location());
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skippable_objects.Add(*g1s2.location());
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skippable_objects.Add(*g2s1.location());
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skippable_objects.Add(*g2s2.location());
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 4);
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DCHECK(can_skip_called_objects.Contains(*g1s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g1s2.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s2.location()));
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// Nothing was visited.
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DCHECK(visitor.visited.length() == 0);
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DCHECK(!info1.has_been_disposed());
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DCHECK(!info2.has_been_disposed());
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}
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// Iterate again, now only skip the second object group.
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{
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ResetCanSkipData();
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// The first grough should still be visited, since only one object is
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// skipped.
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skippable_objects.Add(*g1s1.location());
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skippable_objects.Add(*g2s1.location());
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skippable_objects.Add(*g2s2.location());
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 3 ||
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can_skip_called_objects.length() == 4);
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DCHECK(can_skip_called_objects.Contains(*g1s2.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s2.location()));
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// The first group was visited.
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DCHECK(visitor.visited.length() == 2);
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DCHECK(visitor.visited.Contains(*g1s1.location()));
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DCHECK(visitor.visited.Contains(*g1s2.location()));
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DCHECK(info1.has_been_disposed());
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DCHECK(!info2.has_been_disposed());
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}
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// Iterate again, don't skip anything.
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{
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ResetCanSkipData();
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 1);
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()) ||
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can_skip_called_objects.Contains(*g2s2.location()));
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// The second group was visited.
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DCHECK(visitor.visited.length() == 2);
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DCHECK(visitor.visited.Contains(*g2s1.location()));
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DCHECK(visitor.visited.Contains(*g2s2.location()));
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DCHECK(info2.has_been_disposed());
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}
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}
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TEST(IterateObjectGroups) {
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CcTest::InitializeVM();
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Isolate* isolate = CcTest::i_isolate();
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GlobalHandles* global_handles = isolate->global_handles();
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v8::HandleScope handle_scope(CcTest::isolate());
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Handle<Object> g1s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g1s2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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TestRetainedObjectInfo info1;
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TestRetainedObjectInfo info2;
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global_handles->SetObjectGroupId(g2s1.location(), UniqueId(2));
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global_handles->SetObjectGroupId(g2s2.location(), UniqueId(2));
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global_handles->SetRetainedObjectInfo(UniqueId(2), &info2);
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global_handles->SetObjectGroupId(g1s1.location(), UniqueId(1));
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global_handles->SetObjectGroupId(g1s2.location(), UniqueId(1));
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global_handles->SetRetainedObjectInfo(UniqueId(1), &info1);
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// Iterate the object groups. First skip all.
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{
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ResetCanSkipData();
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skippable_objects.Add(*g1s1.location());
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skippable_objects.Add(*g1s2.location());
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skippable_objects.Add(*g2s1.location());
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skippable_objects.Add(*g2s2.location());
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 4);
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DCHECK(can_skip_called_objects.Contains(*g1s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g1s2.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s2.location()));
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// Nothing was visited.
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DCHECK(visitor.visited.length() == 0);
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DCHECK(!info1.has_been_disposed());
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DCHECK(!info2.has_been_disposed());
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}
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// Iterate again, now only skip the second object group.
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{
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ResetCanSkipData();
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// The first grough should still be visited, since only one object is
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// skipped.
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skippable_objects.Add(*g1s1.location());
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skippable_objects.Add(*g2s1.location());
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skippable_objects.Add(*g2s2.location());
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 3 ||
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can_skip_called_objects.length() == 4);
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DCHECK(can_skip_called_objects.Contains(*g1s2.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()));
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DCHECK(can_skip_called_objects.Contains(*g2s2.location()));
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// The first group was visited.
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DCHECK(visitor.visited.length() == 2);
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DCHECK(visitor.visited.Contains(*g1s1.location()));
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DCHECK(visitor.visited.Contains(*g1s2.location()));
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DCHECK(info1.has_been_disposed());
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DCHECK(!info2.has_been_disposed());
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}
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// Iterate again, don't skip anything.
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{
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ResetCanSkipData();
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TestObjectVisitor visitor;
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global_handles->IterateObjectGroups(&visitor, &CanSkipCallback);
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// CanSkipCallback was called for all objects.
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DCHECK(can_skip_called_objects.length() == 1);
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DCHECK(can_skip_called_objects.Contains(*g2s1.location()) ||
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can_skip_called_objects.Contains(*g2s2.location()));
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// The second group was visited.
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DCHECK(visitor.visited.length() == 2);
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DCHECK(visitor.visited.Contains(*g2s1.location()));
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DCHECK(visitor.visited.Contains(*g2s2.location()));
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DCHECK(info2.has_been_disposed());
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}
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}
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TEST(ImplicitReferences) {
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CcTest::InitializeVM();
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Isolate* isolate = CcTest::i_isolate();
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GlobalHandles* global_handles = isolate->global_handles();
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v8::HandleScope handle_scope(CcTest::isolate());
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Handle<Object> g1s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g1c1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g1c2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2s2 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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Handle<Object> g2c1 =
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global_handles->Create(*isolate->factory()->NewFixedArray(1));
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global_handles->SetObjectGroupId(g1s1.location(), UniqueId(1));
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global_handles->SetObjectGroupId(g2s1.location(), UniqueId(2));
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global_handles->SetObjectGroupId(g2s2.location(), UniqueId(2));
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global_handles->SetReferenceFromGroup(UniqueId(1), g1c1.location());
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global_handles->SetReferenceFromGroup(UniqueId(1), g1c2.location());
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global_handles->SetReferenceFromGroup(UniqueId(2), g2c1.location());
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List<ImplicitRefGroup*>* implicit_refs =
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global_handles->implicit_ref_groups();
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USE(implicit_refs);
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DCHECK(implicit_refs->length() == 2);
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DCHECK(implicit_refs->at(0)->parent ==
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reinterpret_cast<HeapObject**>(g1s1.location()));
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DCHECK(implicit_refs->at(0)->length == 2);
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DCHECK(implicit_refs->at(0)->children[0] == g1c1.location());
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DCHECK(implicit_refs->at(0)->children[1] == g1c2.location());
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DCHECK(implicit_refs->at(1)->parent ==
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reinterpret_cast<HeapObject**>(g2s1.location()));
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DCHECK(implicit_refs->at(1)->length == 1);
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DCHECK(implicit_refs->at(1)->children[0] == g2c1.location());
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global_handles->RemoveObjectGroups();
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global_handles->RemoveImplicitRefGroups();
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}
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TEST(EternalHandles) {
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CcTest::InitializeVM();
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Isolate* isolate = CcTest::i_isolate();
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v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate);
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EternalHandles* eternal_handles = isolate->eternal_handles();
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// Create a number of handles that will not be on a block boundary
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const int kArrayLength = 2048-1;
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int indices[kArrayLength];
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v8::Eternal<v8::Value> eternals[kArrayLength];
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CHECK_EQ(0, eternal_handles->NumberOfHandles());
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for (int i = 0; i < kArrayLength; i++) {
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indices[i] = -1;
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HandleScope scope(isolate);
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v8::Local<v8::Object> object = v8::Object::New(v8_isolate);
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object->Set(i, v8::Integer::New(v8_isolate, i));
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// Create with internal api
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eternal_handles->Create(
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isolate, *v8::Utils::OpenHandle(*object), &indices[i]);
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// Create with external api
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CHECK(eternals[i].IsEmpty());
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eternals[i].Set(v8_isolate, object);
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CHECK(!eternals[i].IsEmpty());
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}
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isolate->heap()->CollectAllAvailableGarbage();
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for (int i = 0; i < kArrayLength; i++) {
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for (int j = 0; j < 2; j++) {
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HandleScope scope(isolate);
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v8::Local<v8::Value> local;
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if (j == 0) {
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// Test internal api
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local = v8::Utils::ToLocal(eternal_handles->Get(indices[i]));
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} else {
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// Test external api
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local = eternals[i].Get(v8_isolate);
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}
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v8::Local<v8::Object> object = v8::Handle<v8::Object>::Cast(local);
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v8::Local<v8::Value> value = object->Get(i);
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CHECK(value->IsInt32());
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CHECK_EQ(i, value->Int32Value());
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}
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}
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CHECK_EQ(2*kArrayLength, eternal_handles->NumberOfHandles());
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// Create an eternal via the constructor
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{
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HandleScope scope(isolate);
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v8::Local<v8::Object> object = v8::Object::New(v8_isolate);
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v8::Eternal<v8::Object> eternal(v8_isolate, object);
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CHECK(!eternal.IsEmpty());
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CHECK(object == eternal.Get(v8_isolate));
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}
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CHECK_EQ(2*kArrayLength + 1, eternal_handles->NumberOfHandles());
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}
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