51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
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// Copyright 2013 the V8 project authors. All rights reserved.
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// Test constant pool array code.
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#include "v8.h"
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#include "factory.h"
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#include "objects.h"
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#include "cctest.h"
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using namespace v8::internal;
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TEST(ConstantPool) {
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LocalContext context;
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Isolate* isolate = CcTest::i_isolate();
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Heap* heap = isolate->heap();
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Factory* factory = isolate->factory();
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v8::HandleScope scope(context->GetIsolate());
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// Check construction.
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Handle<ConstantPoolArray> array = factory->NewConstantPoolArray(3, 2, 1);
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CHECK_EQ(array->count_of_int64_entries(), 3);
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CHECK_EQ(array->count_of_ptr_entries(), 2);
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CHECK_EQ(array->count_of_int32_entries(), 1);
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CHECK_EQ(array->length(), 6);
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CHECK_EQ(array->first_int64_index(), 0);
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CHECK_EQ(array->first_ptr_index(), 3);
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CHECK_EQ(array->first_int32_index(), 5);
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// Check getters and setters.
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int64_t big_number = V8_2PART_UINT64_C(0x12345678, 9ABCDEF0);
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Handle<Object> object = factory->NewHeapNumber(4.0);
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array->set(0, big_number);
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array->set(1, 0.5);
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array->set(3, *object);
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array->set(5, 50);
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CHECK_EQ(array->get_int64_entry(0), big_number);
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CHECK_EQ(array->get_int64_entry_as_double(1), 0.5);
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CHECK_EQ(array->get_ptr_entry(3), *object);
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CHECK_EQ(array->get_int32_entry(5), 50);
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// Check pointers are updated on GC.
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Object* old_ptr = array->get_ptr_entry(3);
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CHECK_EQ(*object, old_ptr);
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heap->CollectGarbage(NEW_SPACE);
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Object* new_ptr = array->get_ptr_entry(3);
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CHECK_NE(*object, old_ptr);
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CHECK_EQ(*object, new_ptr);
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}
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