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cassandra_format_test.cc
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// Copyright (c) 2017-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#include <cstring>
#include <memory>
#include "test_util/testharness.h"
#include "utilities/cassandra/format.h"
#include "utilities/cassandra/serialize.h"
#include "utilities/cassandra/test_utils.h"
namespace ROCKSDB_NAMESPACE {
namespace cassandra {
TEST(ColumnTest, Column) {
char data[4] = {'d', 'a', 't', 'a'};
int8_t mask = 0;
int8_t index = 1;
int64_t timestamp = 1494022807044;
Column c = Column(mask, index, timestamp, sizeof(data), data);
EXPECT_EQ(c.Index(), index);
EXPECT_EQ(c.Timestamp(), timestamp);
EXPECT_EQ(c.Size(), 14 + sizeof(data));
// Verify the serialization.
std::string dest;
dest.reserve(c.Size() * 2);
c.Serialize(&dest);
EXPECT_EQ(dest.size(), c.Size());
std::size_t offset = 0;
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), mask);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), timestamp);
offset += sizeof(int64_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), sizeof(data));
offset += sizeof(int32_t);
EXPECT_TRUE(std::memcmp(data, dest.c_str() + offset, sizeof(data)) == 0);
// Verify the deserialization.
std::string saved_dest = dest;
std::shared_ptr<Column> c1 = Column::Deserialize(saved_dest.c_str(), 0);
EXPECT_EQ(c1->Index(), index);
EXPECT_EQ(c1->Timestamp(), timestamp);
EXPECT_EQ(c1->Size(), 14 + sizeof(data));
c1->Serialize(&dest);
EXPECT_EQ(dest.size(), 2 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str(), dest.c_str() + c.Size(), c.Size()) == 0);
// Verify the ColumnBase::Deserialization.
saved_dest = dest;
std::shared_ptr<ColumnBase> c2 =
ColumnBase::Deserialize(saved_dest.c_str(), c.Size());
c2->Serialize(&dest);
EXPECT_EQ(dest.size(), 3 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str() + c.Size(), dest.c_str() + c.Size() * 2, c.Size())
== 0);
}
TEST(ExpiringColumnTest, ExpiringColumn) {
char data[4] = {'d', 'a', 't', 'a'};
int8_t mask = ColumnTypeMask::EXPIRATION_MASK;
int8_t index = 3;
int64_t timestamp = 1494022807044;
int32_t ttl = 3600;
ExpiringColumn c = ExpiringColumn(mask, index, timestamp,
sizeof(data), data, ttl);
EXPECT_EQ(c.Index(), index);
EXPECT_EQ(c.Timestamp(), timestamp);
EXPECT_EQ(c.Size(), 18 + sizeof(data));
// Verify the serialization.
std::string dest;
dest.reserve(c.Size() * 2);
c.Serialize(&dest);
EXPECT_EQ(dest.size(), c.Size());
std::size_t offset = 0;
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), mask);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), timestamp);
offset += sizeof(int64_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), sizeof(data));
offset += sizeof(int32_t);
EXPECT_TRUE(std::memcmp(data, dest.c_str() + offset, sizeof(data)) == 0);
offset += sizeof(data);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), ttl);
// Verify the deserialization.
std::string saved_dest = dest;
std::shared_ptr<ExpiringColumn> c1 =
ExpiringColumn::Deserialize(saved_dest.c_str(), 0);
EXPECT_EQ(c1->Index(), index);
EXPECT_EQ(c1->Timestamp(), timestamp);
EXPECT_EQ(c1->Size(), 18 + sizeof(data));
c1->Serialize(&dest);
EXPECT_EQ(dest.size(), 2 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str(), dest.c_str() + c.Size(), c.Size()) == 0);
// Verify the ColumnBase::Deserialization.
saved_dest = dest;
std::shared_ptr<ColumnBase> c2 =
ColumnBase::Deserialize(saved_dest.c_str(), c.Size());
c2->Serialize(&dest);
EXPECT_EQ(dest.size(), 3 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str() + c.Size(), dest.c_str() + c.Size() * 2, c.Size())
== 0);
}
TEST(TombstoneTest, TombstoneCollectable) {
int32_t now = (int32_t)time(nullptr);
int32_t gc_grace_seconds = 16440;
int32_t time_delta_seconds = 10;
EXPECT_TRUE(Tombstone(ColumnTypeMask::DELETION_MASK, 0,
now - gc_grace_seconds - time_delta_seconds,
ToMicroSeconds(now - gc_grace_seconds - time_delta_seconds))
.Collectable(gc_grace_seconds));
EXPECT_FALSE(Tombstone(ColumnTypeMask::DELETION_MASK, 0,
now - gc_grace_seconds + time_delta_seconds,
ToMicroSeconds(now - gc_grace_seconds + time_delta_seconds))
.Collectable(gc_grace_seconds));
}
TEST(TombstoneTest, Tombstone) {
int8_t mask = ColumnTypeMask::DELETION_MASK;
int8_t index = 2;
int32_t local_deletion_time = 1494022807;
int64_t marked_for_delete_at = 1494022807044;
Tombstone c = Tombstone(mask, index, local_deletion_time,
marked_for_delete_at);
EXPECT_EQ(c.Index(), index);
EXPECT_EQ(c.Timestamp(), marked_for_delete_at);
EXPECT_EQ(c.Size(), 14);
// Verify the serialization.
std::string dest;
dest.reserve(c.Size() * 2);
c.Serialize(&dest);
EXPECT_EQ(dest.size(), c.Size());
std::size_t offset = 0;
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), mask);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), local_deletion_time);
offset += sizeof(int32_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), marked_for_delete_at);
// Verify the deserialization.
std::shared_ptr<Tombstone> c1 = Tombstone::Deserialize(dest.c_str(), 0);
EXPECT_EQ(c1->Index(), index);
EXPECT_EQ(c1->Timestamp(), marked_for_delete_at);
EXPECT_EQ(c1->Size(), 14);
c1->Serialize(&dest);
EXPECT_EQ(dest.size(), 2 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str(), dest.c_str() + c.Size(), c.Size()) == 0);
// Verify the ColumnBase::Deserialization.
std::shared_ptr<ColumnBase> c2 =
ColumnBase::Deserialize(dest.c_str(), c.Size());
c2->Serialize(&dest);
EXPECT_EQ(dest.size(), 3 * c.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str() + c.Size(), dest.c_str() + c.Size() * 2, c.Size())
== 0);
}
class RowValueTest : public testing::Test {};
TEST(RowValueTest, RowTombstone) {
int32_t local_deletion_time = 1494022807;
int64_t marked_for_delete_at = 1494022807044;
RowValue r = RowValue(local_deletion_time, marked_for_delete_at);
EXPECT_EQ(r.Size(), 12);
EXPECT_EQ(r.IsTombstone(), true);
EXPECT_EQ(r.LastModifiedTime(), marked_for_delete_at);
// Verify the serialization.
std::string dest;
dest.reserve(r.Size() * 2);
r.Serialize(&dest);
EXPECT_EQ(dest.size(), r.Size());
std::size_t offset = 0;
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), local_deletion_time);
offset += sizeof(int32_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), marked_for_delete_at);
// Verify the deserialization.
RowValue r1 = RowValue::Deserialize(dest.c_str(), r.Size());
EXPECT_EQ(r1.Size(), 12);
EXPECT_EQ(r1.IsTombstone(), true);
EXPECT_EQ(r1.LastModifiedTime(), marked_for_delete_at);
r1.Serialize(&dest);
EXPECT_EQ(dest.size(), 2 * r.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str(), dest.c_str() + r.Size(), r.Size()) == 0);
}
TEST(RowValueTest, RowWithColumns) {
std::vector<std::shared_ptr<ColumnBase>> columns;
int64_t last_modified_time = 1494022807048;
std::size_t columns_data_size = 0;
char e_data[5] = {'e', 'd', 'a', 't', 'a'};
int8_t e_index = 0;
int64_t e_timestamp = 1494022807044;
int32_t e_ttl = 3600;
columns.push_back(std::shared_ptr<ExpiringColumn>(
new ExpiringColumn(ColumnTypeMask::EXPIRATION_MASK, e_index,
e_timestamp, sizeof(e_data), e_data, e_ttl)));
columns_data_size += columns[0]->Size();
char c_data[4] = {'d', 'a', 't', 'a'};
int8_t c_index = 1;
int64_t c_timestamp = 1494022807048;
columns.push_back(std::shared_ptr<Column>(
new Column(0, c_index, c_timestamp, sizeof(c_data), c_data)));
columns_data_size += columns[1]->Size();
int8_t t_index = 2;
int32_t t_local_deletion_time = 1494022801;
int64_t t_marked_for_delete_at = 1494022807043;
columns.push_back(std::shared_ptr<Tombstone>(
new Tombstone(ColumnTypeMask::DELETION_MASK,
t_index, t_local_deletion_time, t_marked_for_delete_at)));
columns_data_size += columns[2]->Size();
RowValue r = RowValue(std::move(columns), last_modified_time);
EXPECT_EQ(r.Size(), columns_data_size + 12);
EXPECT_EQ(r.IsTombstone(), false);
EXPECT_EQ(r.LastModifiedTime(), last_modified_time);
// Verify the serialization.
std::string dest;
dest.reserve(r.Size() * 2);
r.Serialize(&dest);
EXPECT_EQ(dest.size(), r.Size());
std::size_t offset = 0;
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset),
std::numeric_limits<int32_t>::max());
offset += sizeof(int32_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset),
std::numeric_limits<int64_t>::min());
offset += sizeof(int64_t);
// Column0: ExpiringColumn
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset),
ColumnTypeMask::EXPIRATION_MASK);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), e_index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), e_timestamp);
offset += sizeof(int64_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), sizeof(e_data));
offset += sizeof(int32_t);
EXPECT_TRUE(std::memcmp(e_data, dest.c_str() + offset, sizeof(e_data)) == 0);
offset += sizeof(e_data);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), e_ttl);
offset += sizeof(int32_t);
// Column1: Column
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), 0);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), c_index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), c_timestamp);
offset += sizeof(int64_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), sizeof(c_data));
offset += sizeof(int32_t);
EXPECT_TRUE(std::memcmp(c_data, dest.c_str() + offset, sizeof(c_data)) == 0);
offset += sizeof(c_data);
// Column2: Tombstone
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset),
ColumnTypeMask::DELETION_MASK);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int8_t>(dest.c_str(), offset), t_index);
offset += sizeof(int8_t);
EXPECT_EQ(Deserialize<int32_t>(dest.c_str(), offset), t_local_deletion_time);
offset += sizeof(int32_t);
EXPECT_EQ(Deserialize<int64_t>(dest.c_str(), offset), t_marked_for_delete_at);
// Verify the deserialization.
RowValue r1 = RowValue::Deserialize(dest.c_str(), r.Size());
EXPECT_EQ(r1.Size(), columns_data_size + 12);
EXPECT_EQ(r1.IsTombstone(), false);
EXPECT_EQ(r1.LastModifiedTime(), last_modified_time);
r1.Serialize(&dest);
EXPECT_EQ(dest.size(), 2 * r.Size());
EXPECT_TRUE(
std::memcmp(dest.c_str(), dest.c_str() + r.Size(), r.Size()) == 0);
}
TEST(RowValueTest, PurgeTtlShouldRemvoeAllColumnsExpired) {
int64_t now = time(nullptr);
auto row_value = CreateTestRowValue({
CreateTestColumnSpec(kColumn, 0, ToMicroSeconds(now)),
CreateTestColumnSpec(kExpiringColumn, 1, ToMicroSeconds(now - kTtl - 10)), //expired
CreateTestColumnSpec(kExpiringColumn, 2, ToMicroSeconds(now)), // not expired
CreateTestColumnSpec(kTombstone, 3, ToMicroSeconds(now))
});
bool changed = false;
auto purged = row_value.RemoveExpiredColumns(&changed);
EXPECT_TRUE(changed);
EXPECT_EQ(purged.get_columns().size(), 3);
VerifyRowValueColumns(purged.get_columns(), 0, kColumn, 0,
ToMicroSeconds(now));
VerifyRowValueColumns(purged.get_columns(), 1, kExpiringColumn, 2,
ToMicroSeconds(now));
VerifyRowValueColumns(purged.get_columns(), 2, kTombstone, 3,
ToMicroSeconds(now));
purged.RemoveExpiredColumns(&changed);
EXPECT_FALSE(changed);
}
TEST(RowValueTest, ExpireTtlShouldConvertExpiredColumnsToTombstones) {
int64_t now = time(nullptr);
auto row_value = CreateTestRowValue({
CreateTestColumnSpec(kColumn, 0, ToMicroSeconds(now)),
CreateTestColumnSpec(kExpiringColumn, 1, ToMicroSeconds(now - kTtl - 10)), //expired
CreateTestColumnSpec(kExpiringColumn, 2, ToMicroSeconds(now)), // not expired
CreateTestColumnSpec(kTombstone, 3, ToMicroSeconds(now))
});
bool changed = false;
auto compacted = row_value.ConvertExpiredColumnsToTombstones(&changed);
EXPECT_TRUE(changed);
EXPECT_EQ(compacted.get_columns().size(), 4);
VerifyRowValueColumns(compacted.get_columns(), 0, kColumn, 0,
ToMicroSeconds(now));
VerifyRowValueColumns(compacted.get_columns(), 1, kTombstone, 1,
ToMicroSeconds(now - 10));
VerifyRowValueColumns(compacted.get_columns(), 2, kExpiringColumn, 2,
ToMicroSeconds(now));
VerifyRowValueColumns(compacted.get_columns(), 3, kTombstone, 3,
ToMicroSeconds(now));
compacted.ConvertExpiredColumnsToTombstones(&changed);
EXPECT_FALSE(changed);
}
} // namespace cassandra
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}