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[Neo Plugin Store] Unit test #3399

Merged
merged 14 commits into from
Jul 11, 2024
141 changes: 127 additions & 14 deletions tests/Neo.Plugins.Storage.Tests/StoreTest.cs
Original file line number Diff line number Diff line change
Expand Up @@ -21,9 +21,19 @@ public class StoreTest
{
private const string path_leveldb = "Data_LevelDB_UT";
private const string path_rocksdb = "Data_RocksDB_UT";
private static LevelDBStore levelDbStore;
private static RocksDBStore rocksDBStore;

[TestInitialize]
public void OnStart()
{
levelDbStore ??= new LevelDBStore();
rocksDBStore ??= new RocksDBStore();
OnEnd();
}

[TestCleanup]
public void OnEnd()
{
if (Directory.Exists(path_leveldb)) Directory.Delete(path_leveldb, true);
if (Directory.Exists(path_rocksdb)) Directory.Delete(path_rocksdb, true);
Expand All @@ -49,35 +59,138 @@ public void TestMemory()
[TestMethod]
public void TestLevelDb()
{
using var plugin = new LevelDBStore();
TestPersistenceDelete(plugin.GetStore(path_leveldb));
TestPersistenceDelete(levelDbStore.GetStore(path_leveldb));
// Test all with the same store

TestStorage(plugin.GetStore(path_leveldb));
TestStorage(levelDbStore.GetStore(path_leveldb));

// Test with different storages

TestPersistenceWrite(plugin.GetStore(path_leveldb));
TestPersistenceRead(plugin.GetStore(path_leveldb), true);
TestPersistenceDelete(plugin.GetStore(path_leveldb));
TestPersistenceRead(plugin.GetStore(path_leveldb), false);
TestPersistenceWrite(levelDbStore.GetStore(path_leveldb));
TestPersistenceRead(levelDbStore.GetStore(path_leveldb), true);
TestPersistenceDelete(levelDbStore.GetStore(path_leveldb));
TestPersistenceRead(levelDbStore.GetStore(path_leveldb), false);
}

[TestMethod]
public void TestLevelDbSnapshot()
{
using var store = levelDbStore.GetStore(path_leveldb);

var snapshot = store.GetSnapshot();

var testKey = new byte[] { 0x01, 0x02, 0x03 };
var testValue = new byte[] { 0x04, 0x05, 0x06 };

snapshot.Put(testKey, testValue);
// Data saved to the leveldb snapshot shall not be visible to the store
Assert.IsNull(snapshot.TryGet(testKey));

// Value is in the write batch, not visible to the store and snapshot
Assert.AreEqual(false, snapshot.Contains(testKey));
Assert.AreEqual(false, store.Contains(testKey));

snapshot.Commit();

// After commit, the data shall be visible to the store but not to the snapshot
Assert.IsNull(snapshot.TryGet(testKey));
CollectionAssert.AreEqual(testValue, store.TryGet(testKey));
Assert.AreEqual(false, snapshot.Contains(testKey));
Assert.AreEqual(true, store.Contains(testKey));

snapshot.Dispose();
}

[TestMethod]
public void TestLevelDbMultiSnapshot()
{
using var store = levelDbStore.GetStore(path_leveldb);

var snapshot = store.GetSnapshot();

var testKey = new byte[] { 0x01, 0x02, 0x03 };
var testValue = new byte[] { 0x04, 0x05, 0x06 };

snapshot.Put(testKey, testValue);
snapshot.Commit();
CollectionAssert.AreEqual(testValue, store.TryGet(testKey));

var snapshot2 = store.GetSnapshot();

// Data saved to the leveldb from snapshot1 shall be visible to snapshot2 but not visible to snapshot1
CollectionAssert.AreEqual(testValue, snapshot2.TryGet(testKey));
Assert.IsNull(snapshot.TryGet(testKey));

snapshot.Dispose();
snapshot2.Dispose();
}

[TestMethod]
public void TestRocksDb()
{
using var plugin = new RocksDBStore();
TestPersistenceDelete(plugin.GetStore(path_rocksdb));
TestPersistenceDelete(rocksDBStore.GetStore(path_rocksdb));
// Test all with the same store

TestStorage(plugin.GetStore(path_rocksdb));
TestStorage(rocksDBStore.GetStore(path_rocksdb));

// Test with different storages

TestPersistenceWrite(plugin.GetStore(path_rocksdb));
TestPersistenceRead(plugin.GetStore(path_rocksdb), true);
TestPersistenceDelete(plugin.GetStore(path_rocksdb));
TestPersistenceRead(plugin.GetStore(path_rocksdb), false);
TestPersistenceWrite(rocksDBStore.GetStore(path_rocksdb));
TestPersistenceRead(rocksDBStore.GetStore(path_rocksdb), true);
TestPersistenceDelete(rocksDBStore.GetStore(path_rocksdb));
TestPersistenceRead(rocksDBStore.GetStore(path_rocksdb), false);
}

[TestMethod]
public void TestRocksDbSnapshot()
{
using var store = rocksDBStore.GetStore(path_leveldb);

var snapshot = store.GetSnapshot();

var testKey = new byte[] { 0x01, 0x02, 0x03 };
var testValue = new byte[] { 0x04, 0x05, 0x06 };

snapshot.Put(testKey, testValue);
// Data saved to the leveldb snapshot shall not be visible
Assert.IsNull(snapshot.TryGet(testKey));
Assert.IsNull(store.TryGet(testKey));

// Value is in the write batch, not visible to the store and snapshot
Assert.AreEqual(false, snapshot.Contains(testKey));
Assert.AreEqual(false, store.Contains(testKey));

snapshot.Commit();

// After commit, the data shall be visible to the store but not to the snapshot
Assert.IsNull(snapshot.TryGet(testKey));
CollectionAssert.AreEqual(testValue, store.TryGet(testKey));
Assert.AreEqual(false, snapshot.Contains(testKey));
Assert.AreEqual(true, store.Contains(testKey));

snapshot.Dispose();
}

[TestMethod]
public void TestRocksDbMultiSnapshot()
{
using var store = rocksDBStore.GetStore(path_leveldb);

var snapshot = store.GetSnapshot();

var testKey = new byte[] { 0x01, 0x02, 0x03 };
var testValue = new byte[] { 0x04, 0x05, 0x06 };

snapshot.Put(testKey, testValue);
snapshot.Commit();
CollectionAssert.AreEqual(testValue, store.TryGet(testKey));

var snapshot2 = store.GetSnapshot();
// Data saved to the leveldb from snapshot1 shall only be visible to snapshot2
CollectionAssert.AreEqual(testValue, snapshot2.TryGet(testKey));

snapshot.Dispose();
snapshot2.Dispose();
}

/// <summary>
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