112 lines
3.4 KiB
C++
112 lines
3.4 KiB
C++
#include "blockstore/implementations/testfake/FakeBlockStore.h"
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#include <cpp-utils/data/DataFixture.h>
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#include "blockstore/utils/BlockStoreUtils.h"
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#include <gtest/gtest.h>
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#include <memory>
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using ::testing::Test;
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using cpputils::Data;
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using cpputils::DataFixture;
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using cpputils::unique_ref;
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using cpputils::make_unique_ref;
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using namespace blockstore;
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using namespace blockstore::utils;
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using blockstore::testfake::FakeBlockStore;
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class BlockStoreUtilsTest: public Test {
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public:
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unsigned int SIZE = 1024 * 1024;
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BlockStoreUtilsTest():
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ZEROES(SIZE),
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dataFixture(DataFixture::generate(SIZE)),
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blockStore(make_unique_ref<FakeBlockStore>()) {
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ZEROES.FillWithZeroes();
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}
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Data ZEROES;
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Data dataFixture;
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unique_ref<BlockStore> blockStore;
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};
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TEST_F(BlockStoreUtilsTest, FillWithZeroes) {
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auto block = blockStore->create(Data(SIZE));
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block->write(dataFixture.data(), 0, SIZE);
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EXPECT_NE(0, std::memcmp(ZEROES.data(), block->data(), SIZE));
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fillWithZeroes(block.get());
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EXPECT_EQ(0, std::memcmp(ZEROES.data(), block->data(), SIZE));
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}
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class BlockStoreUtilsTest_CopyToNewBlock: public BlockStoreUtilsTest {};
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TEST_F(BlockStoreUtilsTest_CopyToNewBlock, CopyEmptyBlock) {
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auto block = blockStore->create(Data(0));
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auto block2 = copyToNewBlock(blockStore.get(), *block);
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EXPECT_EQ(0u, block2->size());
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}
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TEST_F(BlockStoreUtilsTest_CopyToNewBlock, CopyZeroBlock) {
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auto block = blockStore->create(ZEROES);
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auto block2 = copyToNewBlock(blockStore.get(), *block);
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EXPECT_EQ(SIZE, block2->size());
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EXPECT_EQ(0, std::memcmp(ZEROES.data(), block2->data(), SIZE));
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}
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TEST_F(BlockStoreUtilsTest_CopyToNewBlock, CopyDataBlock) {
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auto block = blockStore->create(Data(SIZE));
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block->write(dataFixture.data(), 0, SIZE);
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auto block2 = copyToNewBlock(blockStore.get(), *block);
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EXPECT_EQ(SIZE, block2->size());
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EXPECT_EQ(0, std::memcmp(dataFixture.data(), block2->data(), SIZE));
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}
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TEST_F(BlockStoreUtilsTest_CopyToNewBlock, OriginalBlockUnchanged) {
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auto block = blockStore->create(Data(SIZE));
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block->write(dataFixture.data(), 0, SIZE);
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auto block2 = copyToNewBlock(blockStore.get(), *block);
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EXPECT_EQ(SIZE, block->size());
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EXPECT_EQ(0, std::memcmp(dataFixture.data(), block->data(), SIZE));
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}
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class BlockStoreUtilsTest_CopyToExistingBlock: public BlockStoreUtilsTest {};
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TEST_F(BlockStoreUtilsTest_CopyToExistingBlock, CopyEmptyBlock) {
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auto block = blockStore->create(Data(0));
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auto block2 = blockStore->create(Data(0));
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copyTo(block2.get(), *block);
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}
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TEST_F(BlockStoreUtilsTest_CopyToExistingBlock, CopyZeroBlock) {
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auto block = blockStore->create(ZEROES);
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auto block2 = blockStore->create(Data(SIZE));
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block2->write(dataFixture.data(), 0, SIZE);
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copyTo(block2.get(), *block);
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EXPECT_EQ(0, std::memcmp(ZEROES.data(), block2->data(), SIZE));
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}
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TEST_F(BlockStoreUtilsTest_CopyToExistingBlock, CopyDataBlock) {
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auto block = blockStore->create(Data(SIZE));
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block->write(dataFixture.data(), 0, SIZE);
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auto block2 = blockStore->create(Data(SIZE));
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copyTo(block2.get(), *block);
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EXPECT_EQ(0, std::memcmp(dataFixture.data(), block2->data(), SIZE));
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}
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TEST_F(BlockStoreUtilsTest_CopyToExistingBlock, OriginalBlockUnchanged) {
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auto block = blockStore->create(Data(SIZE));
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block->write(dataFixture.data(), 0, SIZE);
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auto block2 = blockStore->create(Data(SIZE));
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copyTo(block2.get(), *block);
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EXPECT_EQ(0, std::memcmp(dataFixture.data(), block->data(), SIZE));
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}
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