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// Copyright (c) 2010 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 "courgette/third_party/paged_array.h"
#include "testing/gtest/include/gtest/gtest.h"
class PagedArrayTest : public testing::Test {
public:
// Total allocation of 4GB will fail in 32 bit programs if allocations are
// leaked.
static const int kIterations = 20;
static const int kSize = 200 * 1024 * 1024 / sizeof(int); // 200MB
};
// AddressSanitizer on Windows adds additional memory overhead, which
// causes these tests to go OOM and fail.
#if !defined(ADDRESS_SANITIZER) || !defined(OS_WIN)
TEST_F(PagedArrayTest, TestManyAllocationsDestructorFree) {
for (int i = 0; i < kIterations; ++i) {
courgette::PagedArray<int> a;
EXPECT_TRUE(a.Allocate(kSize));
}
}
TEST_F(PagedArrayTest, TestManyAllocationsManualFree) {
courgette::PagedArray<int> a;
for (int i = 0; i < kIterations; ++i) {
EXPECT_TRUE(a.Allocate(kSize));
a.clear();
}
}
#endif
TEST_F(PagedArrayTest, TestAccess) {
const int kAccessSize = 3 * 1024 * 1024;
courgette::PagedArray<int> a;
a.Allocate(kAccessSize);
for (int i = 0; i < kAccessSize; ++i) {
a[i] = i;
}
for (int i = 0; i < kAccessSize; ++i) {
EXPECT_EQ(i, a[i]);
}
}
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