| Index: base/stack_container_unittest.cc
|
| diff --git a/base/stack_container_unittest.cc b/base/stack_container_unittest.cc
|
| deleted file mode 100644
|
| index 7efab363236c70c7bd3b26b72c638e7041a20707..0000000000000000000000000000000000000000
|
| --- a/base/stack_container_unittest.cc
|
| +++ /dev/null
|
| @@ -1,138 +0,0 @@
|
| -// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#include "base/stack_container.h"
|
| -
|
| -#include <algorithm>
|
| -
|
| -#include "base/memory/aligned_memory.h"
|
| -#include "base/memory/ref_counted.h"
|
| -#include "testing/gtest/include/gtest/gtest.h"
|
| -
|
| -namespace {
|
| -
|
| -class Dummy : public base::RefCounted<Dummy> {
|
| - public:
|
| - explicit Dummy(int* alive) : alive_(alive) {
|
| - ++*alive_;
|
| - }
|
| -
|
| - private:
|
| - friend class base::RefCounted<Dummy>;
|
| -
|
| - ~Dummy() {
|
| - --*alive_;
|
| - }
|
| -
|
| - int* const alive_;
|
| -};
|
| -
|
| -} // namespace
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| -
|
| -TEST(StackContainer, Vector) {
|
| - const int stack_size = 3;
|
| - StackVector<int, stack_size> vect;
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| - const int* stack_buffer = &vect.stack_data().stack_buffer()[0];
|
| -
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| - // The initial |stack_size| elements should appear in the stack buffer.
|
| - EXPECT_EQ(static_cast<size_t>(stack_size), vect.container().capacity());
|
| - for (int i = 0; i < stack_size; i++) {
|
| - vect.container().push_back(i);
|
| - EXPECT_EQ(stack_buffer, &vect.container()[0]);
|
| - EXPECT_TRUE(vect.stack_data().used_stack_buffer_);
|
| - }
|
| -
|
| - // Adding more elements should push the array onto the heap.
|
| - for (int i = 0; i < stack_size; i++) {
|
| - vect.container().push_back(i + stack_size);
|
| - EXPECT_NE(stack_buffer, &vect.container()[0]);
|
| - EXPECT_FALSE(vect.stack_data().used_stack_buffer_);
|
| - }
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| -
|
| - // The array should still be in order.
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| - for (int i = 0; i < stack_size * 2; i++)
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| - EXPECT_EQ(i, vect.container()[i]);
|
| -
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| - // Resize to smaller. Our STL implementation won't reallocate in this case,
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| - // otherwise it might use our stack buffer. We reserve right after the resize
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| - // to guarantee it isn't using the stack buffer, even though it doesn't have
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| - // much data.
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| - vect.container().resize(stack_size);
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| - vect.container().reserve(stack_size * 2);
|
| - EXPECT_FALSE(vect.stack_data().used_stack_buffer_);
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| -
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| - // Copying the small vector to another should use the same allocator and use
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| - // the now-unused stack buffer. GENERALLY CALLERS SHOULD NOT DO THIS since
|
| - // they have to get the template types just right and it can cause errors.
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| - std::vector<int, StackAllocator<int, stack_size> > other(vect.container());
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| - EXPECT_EQ(stack_buffer, &other.front());
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| - EXPECT_TRUE(vect.stack_data().used_stack_buffer_);
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| - for (int i = 0; i < stack_size; i++)
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| - EXPECT_EQ(i, other[i]);
|
| -}
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| -
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| -TEST(StackContainer, VectorDoubleDelete) {
|
| - // Regression testing for double-delete.
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| - typedef StackVector<scoped_refptr<Dummy>, 2> Vector;
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| - typedef Vector::ContainerType Container;
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| - Vector vect;
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| -
|
| - int alive = 0;
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| - scoped_refptr<Dummy> dummy(new Dummy(&alive));
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| - EXPECT_EQ(alive, 1);
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| -
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| - vect->push_back(dummy);
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| - EXPECT_EQ(alive, 1);
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| -
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| - Dummy* dummy_unref = dummy.get();
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| - dummy = NULL;
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| - EXPECT_EQ(alive, 1);
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| -
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| - Container::iterator itr = std::find(vect->begin(), vect->end(), dummy_unref);
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| - EXPECT_EQ(itr->get(), dummy_unref);
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| - vect->erase(itr);
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| - EXPECT_EQ(alive, 0);
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| -
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| - // Shouldn't crash at exit.
|
| -}
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| -
|
| -namespace {
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| -
|
| -template <size_t alignment>
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| -class AlignedData {
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| - public:
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| - AlignedData() { memset(data_.void_data(), 0, alignment); }
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| - ~AlignedData() {}
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| - base::AlignedMemory<alignment, alignment> data_;
|
| -};
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| -
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| -} // anonymous namespace
|
| -
|
| -#define EXPECT_ALIGNED(ptr, align) \
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| - EXPECT_EQ(0u, reinterpret_cast<uintptr_t>(ptr) & (align - 1))
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| -
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| -TEST(StackContainer, BufferAlignment) {
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| - StackVector<wchar_t, 16> text;
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| - text->push_back(L'A');
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| - EXPECT_ALIGNED(&text[0], ALIGNOF(wchar_t));
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| -
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| - StackVector<double, 1> doubles;
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| - doubles->push_back(0.0);
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| - EXPECT_ALIGNED(&doubles[0], ALIGNOF(double));
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| -
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| - StackVector<AlignedData<16>, 1> aligned16;
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| - aligned16->push_back(AlignedData<16>());
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| - EXPECT_ALIGNED(&aligned16[0], 16);
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| -
|
| -#if !defined(OS_ANDROID)
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| - // It seems that android doesn't respect greater than 16 byte alignment for
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| - // non-POD data on the stack, even though ALIGNOF(aligned256) == 256.
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| - StackVector<AlignedData<256>, 1> aligned256;
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| - aligned256->push_back(AlignedData<256>());
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| - EXPECT_ALIGNED(&aligned256[0], 256);
|
| -#endif
|
| -}
|
| -
|
| -template class StackVector<int, 2>;
|
| -template class StackVector<scoped_refptr<Dummy>, 2>;
|
|
|