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// Copyright 2013 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 <vector>
#include "base/basictypes.h"
#include "base/memory/scoped_vector.h"
#include "base/strings/string16.h"
#include "content/common/indexed_db/indexed_db_key.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
TEST(IndexedDBKeyTest, KeySizeEstimates) {
std::vector<IndexedDBKey> keys;
std::vector<size_t> estimates;
keys.push_back(IndexedDBKey());
estimates.push_back(static_cast<size_t>(16)); // Overhead.
keys.push_back(IndexedDBKey(blink::WebIDBKeyTypeNull));
estimates.push_back(static_cast<size_t>(16));
double number = 3.14159;
keys.push_back(IndexedDBKey(number, blink::WebIDBKeyTypeNumber));
estimates.push_back(static_cast<size_t>(24)); // Overhead + sizeof(double).
double date = 1370884329.0;
keys.push_back(IndexedDBKey(date, blink::WebIDBKeyTypeDate));
estimates.push_back(static_cast<size_t>(24)); // Overhead + sizeof(double).
const base::string16 string(1024, static_cast<char16>('X'));
keys.push_back(IndexedDBKey(string));
// Overhead + string length * sizeof(char16).
estimates.push_back(static_cast<size_t>(2064));
const size_t array_size = 1024;
IndexedDBKey::KeyArray array;
double value = 123.456;
for (size_t i = 0; i < array_size; ++i) {
array.push_back(IndexedDBKey(value, blink::WebIDBKeyTypeNumber));
}
keys.push_back(IndexedDBKey(array));
// Overhead + array length * (Overhead + sizeof(double)).
estimates.push_back(static_cast<size_t>(24592));
ASSERT_EQ(keys.size(), estimates.size());
for (size_t i = 0; i < keys.size(); ++i) {
EXPECT_EQ(estimates[i], keys[i].size_estimate());
}
}
} // namespace
} // namespace content
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