167 lines
7.8 KiB
C++
167 lines
7.8 KiB
C++
#include "testutils/BlobStoreTest.h"
|
|
#include <messmer/cpp-utils/data/Data.h>
|
|
#include <messmer/cpp-utils/data/DataFixture.h>
|
|
#include "../../../implementations/onblocks/datanodestore/DataNodeView.h"
|
|
|
|
using cpputils::unique_ref;
|
|
using ::testing::WithParamInterface;
|
|
using ::testing::Values;
|
|
|
|
using namespace blobstore;
|
|
using blobstore::onblocks::datanodestore::DataNodeLayout;
|
|
using blockstore::Key;
|
|
using cpputils::Data;
|
|
using cpputils::DataFixture;
|
|
|
|
class BlobReadWriteTest: public BlobStoreTest {
|
|
public:
|
|
static constexpr uint32_t LARGE_SIZE = 10 * 1024 * 1024;
|
|
static constexpr DataNodeLayout LAYOUT = DataNodeLayout(BLOCKSIZE_BYTES);
|
|
|
|
BlobReadWriteTest()
|
|
:randomData(DataFixture::generate(LARGE_SIZE)),
|
|
blob(blobStore->create()) {
|
|
}
|
|
|
|
Data readBlob(const Blob &blob) {
|
|
Data data(blob.size());
|
|
blob.read(data.data(), 0, data.size());
|
|
return data;
|
|
}
|
|
|
|
template<class DataClass>
|
|
void EXPECT_DATA_READS_AS(const DataClass &expected, const Blob &actual, uint64_t offset, uint64_t size) {
|
|
Data read(size);
|
|
actual.read(read.data(), offset, size);
|
|
EXPECT_EQ(0, std::memcmp(expected.data(), read.data(), size));
|
|
}
|
|
|
|
Data randomData;
|
|
unique_ref<Blob> blob;
|
|
};
|
|
constexpr uint32_t BlobReadWriteTest::LARGE_SIZE;
|
|
constexpr DataNodeLayout BlobReadWriteTest::LAYOUT;
|
|
|
|
TEST_F(BlobReadWriteTest, WritingImmediatelyFlushes_SmallSize) {
|
|
blob->resize(5);
|
|
blob->write(randomData.data(), 0, 5);
|
|
auto loaded = loadBlob(blob->key());
|
|
EXPECT_DATA_READS_AS(randomData, *loaded, 0, 5);
|
|
}
|
|
|
|
TEST_F(BlobReadWriteTest, WritingImmediatelyFlushes_LargeSize) {
|
|
blob->resize(LARGE_SIZE);
|
|
blob->write(randomData.data(), 0, LARGE_SIZE);
|
|
auto loaded = loadBlob(blob->key());
|
|
EXPECT_DATA_READS_AS(randomData, *loaded, 0, LARGE_SIZE);
|
|
}
|
|
|
|
// Regression test for a strange bug we had
|
|
TEST_F(BlobReadWriteTest, WritingCloseTo16ByteLimitDoesntDestroySize) {
|
|
blob->resize(1);
|
|
blob->write(randomData.data(), 32776, 4);
|
|
EXPECT_EQ(32780, blob->size());
|
|
}
|
|
|
|
struct DataRange {
|
|
size_t blobsize;
|
|
off_t offset;
|
|
size_t count;
|
|
};
|
|
class BlobReadWriteDataTest: public BlobReadWriteTest, public WithParamInterface<DataRange> {
|
|
public:
|
|
Data foregroundData;
|
|
Data backgroundData;
|
|
|
|
BlobReadWriteDataTest()
|
|
: foregroundData(DataFixture::generate(GetParam().count, 0)),
|
|
backgroundData(DataFixture::generate(GetParam().blobsize, 1)) {
|
|
}
|
|
|
|
template<class DataClass>
|
|
void EXPECT_DATA_READS_AS_OUTSIDE_OF(const DataClass &expected, const Blob &blob, off_t start, size_t count) {
|
|
Data begin(start);
|
|
Data end(GetParam().blobsize - count - start);
|
|
|
|
std::memcpy(begin.data(), expected.data(), start);
|
|
std::memcpy(end.data(), (uint8_t*)expected.data()+start+count, end.size());
|
|
|
|
EXPECT_DATA_READS_AS(begin, blob, 0, start);
|
|
EXPECT_DATA_READS_AS(end, blob, start + count, end.size());
|
|
}
|
|
|
|
void EXPECT_DATA_IS_ZEROES_OUTSIDE_OF(const Blob &blob, off_t start, size_t count) {
|
|
Data ZEROES(GetParam().blobsize);
|
|
ZEROES.FillWithZeroes();
|
|
EXPECT_DATA_READS_AS_OUTSIDE_OF(ZEROES, blob, start, count);
|
|
}
|
|
};
|
|
INSTANTIATE_TEST_CASE_P(BlobReadWriteDataTest, BlobReadWriteDataTest, Values(
|
|
//Blob with only one leaf
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf(), 0, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()}, // full size leaf, access beginning to end
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf(), 100, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-200}, // full size leaf, access middle to middle
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf(), 0, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100}, // full size leaf, access beginning to middle
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf(), 100, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100}, // full size leaf, access middle to end
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100, 0, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100}, // non-full size leaf, access beginning to end
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100, 100, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-300}, // non-full size leaf, access middle to middle
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100, 0, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-200}, // non-full size leaf, access beginning to middle
|
|
DataRange{BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-100, 100, BlobReadWriteDataTest::LAYOUT.maxBytesPerLeaf()-200}, // non-full size leaf, access middle to end
|
|
//Larger blob
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, 0, BlobReadWriteDataTest::LARGE_SIZE}, // access beginning to end
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, 100, BlobReadWriteDataTest::LARGE_SIZE-200}, // access middle first leaf to middle last leaf
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, 0, BlobReadWriteDataTest::LARGE_SIZE-100}, // access beginning to middle last leaf
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, 100, BlobReadWriteDataTest::LARGE_SIZE-100}, // access middle first leaf to end
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, BlobReadWriteDataTest::LARGE_SIZE*1/3, BlobReadWriteDataTest::LARGE_SIZE*1/3}, // access middle to middle
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, 0, BlobReadWriteDataTest::LARGE_SIZE*2/3}, // access beginning to middle
|
|
DataRange{BlobReadWriteDataTest::LARGE_SIZE, BlobReadWriteDataTest::LARGE_SIZE*1/3, BlobReadWriteDataTest::LARGE_SIZE*2/3} // access middle to end
|
|
));
|
|
|
|
TEST_P(BlobReadWriteDataTest, WritingDoesntChangeSize) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->foregroundData.data(), GetParam().offset, GetParam().count);
|
|
EXPECT_EQ(GetParam().blobsize, blob->size());
|
|
}
|
|
|
|
TEST_P(BlobReadWriteDataTest, WriteAndReadImmediately) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->foregroundData.data(), GetParam().offset, GetParam().count);
|
|
|
|
EXPECT_DATA_READS_AS(this->foregroundData, *blob, GetParam().offset, GetParam().count);
|
|
EXPECT_DATA_IS_ZEROES_OUTSIDE_OF(*blob, GetParam().offset, GetParam().count);
|
|
}
|
|
|
|
TEST_P(BlobReadWriteDataTest, WriteAndReadAfterLoading) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->foregroundData.data(), GetParam().offset, GetParam().count);
|
|
auto loaded = loadBlob(blob->key());
|
|
|
|
EXPECT_DATA_READS_AS(this->foregroundData, *loaded, GetParam().offset, GetParam().count);
|
|
EXPECT_DATA_IS_ZEROES_OUTSIDE_OF(*loaded, GetParam().offset, GetParam().count);
|
|
}
|
|
|
|
TEST_P(BlobReadWriteDataTest, OverwriteAndRead) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->backgroundData.data(), 0, GetParam().blobsize);
|
|
blob->write(this->foregroundData.data(), GetParam().offset, GetParam().count);
|
|
EXPECT_DATA_READS_AS(this->foregroundData, *blob, GetParam().offset, GetParam().count);
|
|
EXPECT_DATA_READS_AS_OUTSIDE_OF(this->backgroundData, *blob, GetParam().offset, GetParam().count);
|
|
}
|
|
|
|
TEST_P(BlobReadWriteDataTest, WriteWholeAndReadPart) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->backgroundData.data(), 0, GetParam().blobsize);
|
|
Data read(GetParam().count);
|
|
blob->read(read.data(), GetParam().offset, GetParam().count);
|
|
EXPECT_EQ(0, std::memcmp(read.data(), (uint8_t*)this->backgroundData.data()+GetParam().offset, GetParam().count));
|
|
}
|
|
|
|
TEST_P(BlobReadWriteDataTest, WritePartAndReadWhole) {
|
|
blob->resize(GetParam().blobsize);
|
|
blob->write(this->backgroundData.data(), 0, GetParam().blobsize);
|
|
blob->write(this->foregroundData.data(), GetParam().offset, GetParam().count);
|
|
Data read = readBlob(*blob);
|
|
EXPECT_EQ(0, std::memcmp(read.data(), this->backgroundData.data(), GetParam().offset));
|
|
EXPECT_EQ(0, std::memcmp((uint8_t*)read.data()+GetParam().offset, this->foregroundData.data(), GetParam().count));
|
|
EXPECT_EQ(0, std::memcmp((uint8_t*)read.data()+GetParam().offset+GetParam().count, (uint8_t*)this->backgroundData.data()+GetParam().offset+GetParam().count, GetParam().blobsize-GetParam().count-GetParam().offset));
|
|
}
|