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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1656 const v8::HeapGraphNode* foo = | 1656 const v8::HeapGraphNode* foo = |
1657 GetProperty(global, v8::HeapGraphEdge::kProperty, "foo"); | 1657 GetProperty(global, v8::HeapGraphEdge::kProperty, "foo"); |
1658 CHECK_NE(NULL, foo); | 1658 CHECK_NE(NULL, foo); |
1659 } | 1659 } |
1660 } | 1660 } |
1661 CHECK_EQ(1, globals_count); | 1661 CHECK_EQ(1, globals_count); |
1662 } | 1662 } |
1663 #endif // ENABLE_DEBUGGER_SUPPORT | 1663 #endif // ENABLE_DEBUGGER_SUPPORT |
1664 | 1664 |
1665 | 1665 |
1666 TEST(PersistentHandleCount) { | |
1667 LocalContext env; | |
1668 v8::Isolate* isolate = env->GetIsolate(); | |
1669 v8::HandleScope scope(isolate); | |
1670 | |
1671 // V8 also uses global handles internally, so we can't test for an absolute | |
1672 // number. | |
1673 int global_handle_count = v8::HeapProfiler::GetPersistentHandleCount(); | |
1674 | |
1675 // Create some persistent handles. | |
1676 v8::Persistent<v8::String> p_AAA = | |
1677 v8::Persistent<v8::String>::New(isolate, v8_str("AAA")); | |
1678 CHECK_EQ(global_handle_count + 1, | |
1679 v8::HeapProfiler::GetPersistentHandleCount()); | |
1680 v8::Persistent<v8::String> p_BBB = | |
1681 v8::Persistent<v8::String>::New(isolate, v8_str("BBB")); | |
1682 CHECK_EQ(global_handle_count + 2, | |
1683 v8::HeapProfiler::GetPersistentHandleCount()); | |
1684 v8::Persistent<v8::String> p_CCC = | |
1685 v8::Persistent<v8::String>::New(isolate, v8_str("CCC")); | |
1686 CHECK_EQ(global_handle_count + 3, | |
1687 v8::HeapProfiler::GetPersistentHandleCount()); | |
1688 | |
1689 // Dipose the persistent handles in a different order. | |
1690 p_AAA.Dispose(env->GetIsolate()); | |
1691 CHECK_EQ(global_handle_count + 2, | |
1692 v8::HeapProfiler::GetPersistentHandleCount()); | |
1693 p_CCC.Dispose(env->GetIsolate()); | |
1694 CHECK_EQ(global_handle_count + 1, | |
1695 v8::HeapProfiler::GetPersistentHandleCount()); | |
1696 p_BBB.Dispose(env->GetIsolate()); | |
1697 CHECK_EQ(global_handle_count, v8::HeapProfiler::GetPersistentHandleCount()); | |
1698 } | |
1699 | |
1700 | |
1701 TEST(AllStrongGcRootsHaveNames) { | 1666 TEST(AllStrongGcRootsHaveNames) { |
1702 LocalContext env; | 1667 LocalContext env; |
1703 v8::HandleScope scope(env->GetIsolate()); | 1668 v8::HandleScope scope(env->GetIsolate()); |
1704 v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); | 1669 v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
1705 | 1670 |
1706 CompileRun("foo = {};"); | 1671 CompileRun("foo = {};"); |
1707 const v8::HeapSnapshot* snapshot = | 1672 const v8::HeapSnapshot* snapshot = |
1708 heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); | 1673 heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
1709 const v8::HeapGraphNode* gc_roots = GetNode( | 1674 const v8::HeapGraphNode* gc_roots = GetNode( |
1710 snapshot->GetRoot(), v8::HeapGraphNode::kObject, "(GC roots)"); | 1675 snapshot->GetRoot(), v8::HeapGraphNode::kObject, "(GC roots)"); |
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1800 // Check all the objects have got their names. | 1765 // Check all the objects have got their names. |
1801 // ... well check just every 8th because otherwise it's too slow in debug. | 1766 // ... well check just every 8th because otherwise it's too slow in debug. |
1802 for (int i = 0; i < num_objects - 1; i += 8) { | 1767 for (int i = 0; i < num_objects - 1; i += 8) { |
1803 i::EmbeddedVector<char, 100> var_name; | 1768 i::EmbeddedVector<char, 100> var_name; |
1804 i::OS::SNPrintF(var_name, "f_%d", i); | 1769 i::OS::SNPrintF(var_name, "f_%d", i); |
1805 const v8::HeapGraphNode* f_object = GetProperty( | 1770 const v8::HeapGraphNode* f_object = GetProperty( |
1806 context_object, v8::HeapGraphEdge::kContextVariable, var_name.start()); | 1771 context_object, v8::HeapGraphEdge::kContextVariable, var_name.start()); |
1807 CHECK_NE(NULL, f_object); | 1772 CHECK_NE(NULL, f_object); |
1808 } | 1773 } |
1809 } | 1774 } |
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