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Created some test cases for DataLeafNode

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This commit is contained in:
Sebastian Messmer 2014-12-10 17:59:45 +01:00
parent c6867b596e
commit 1201823b68
3 changed files with 70 additions and 0 deletions
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1
src/blobstore/implementations/onblocks/impl/DataInnerNode.h
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@ -9,6 +9,7 @@ namespace onblocks {
class DataInnerNode: public DataNode {
public:
//TODO Creation of node objects should be in DataNode class (factory)
DataInnerNode(DataNodeView block);
virtual ~DataInnerNode();

2
src/blobstore/implementations/onblocks/impl/DataLeafNode.h
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@ -9,12 +9,14 @@ namespace onblocks {
class DataLeafNode: public DataNode {
public:
//TODO Creation of node objects should be in DataNode class (factory)
DataLeafNode(DataNodeView block);
virtual ~DataLeafNode();
void read(off_t offset, size_t count, blockstore::Data *result) override;
void write(off_t offset, size_t count, const blockstore::Data &data) override;
//TODO This should then also only be accessible for the DataNode class in its factory methods (we can override a general Initialize() method here)
void InitializeNewLeafNode();
uint64_t numBytesInThisNode() override;

67
src/test/blobstore/implementations/onblocks/impl/DataLeafNodeTest.cpp Normal file
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@ -0,0 +1,67 @@
#include <gtest/gtest.h>
#include "blockstore/implementations/inmemory/InMemoryBlockStore.h"
#include "blockstore/implementations/inmemory/InMemoryBlock.h"
#include "blobstore/implementations/onblocks/BlobStoreOnBlocks.h"
#include "blobstore/implementations/onblocks/impl/DataLeafNode.h"
#include "test/testutils/DataBlockFixture.h"
using ::testing::Test;
using ::testing::WithParamInterface;
using ::testing::Values;
using std::unique_ptr;
using std::make_unique;
using std::string;
using blockstore::BlockStore;
using blockstore::Data;
using blockstore::inmemory::InMemoryBlockStore;
using namespace blobstore;
using namespace blobstore::onblocks;
class DataLeafNodeTest: public Test {
public:
unique_ptr<BlockStore> blockStore = make_unique<InMemoryBlockStore>();
DataLeafNodeTest(): randomData(DataNodeView::DATASIZE_BYTES) {
DataBlockFixture dataFixture(DataNodeView::DATASIZE_BYTES);
std::memcpy(randomData.data(), dataFixture.data(), randomData.size());
}
Key WriteDataToNewLeafBlockAndReturnKey() {
auto block = blockStore->create(BlobStoreOnBlocks::BLOCKSIZE);
DataLeafNode leaf(DataNodeView(std::move(block.block)));
leaf.write(0, randomData.size(), randomData);
return block.key;
}
void ReadDataFromLeafBlock(Key key, Data *data) {
DataLeafNode leaf(DataNodeView(blockStore->load(key)));
leaf.read(0, data->size(), data);
}
Data randomData;
};
TEST_F(DataLeafNodeTest, ReadWrittenDataImmediately) {
auto block = blockStore->create(BlobStoreOnBlocks::BLOCKSIZE);
DataLeafNode leaf(DataNodeView(std::move(block.block)));
leaf.write(0, randomData.size(), randomData);
Data read(DataNodeView::DATASIZE_BYTES);
leaf.read(0, read.size(), &read);
EXPECT_EQ(0, std::memcmp(randomData.data(), read.data(), randomData.size()));
}
TEST_F(DataLeafNodeTest, ReadWrittenDataAfterReloadingBLock) {
Key key = WriteDataToNewLeafBlockAndReturnKey();
Data data(DataNodeView::DATASIZE_BYTES);
ReadDataFromLeafBlock(key, &data);
EXPECT_EQ(0, std::memcmp(randomData.data(), data.data(), randomData.size()));
}
//TODO Write tests that only read part of the data
//TODO Test numBytesInThisNode()