public void Capacity_grwoth_and_shrinkage()
{
StateDb db = new StateDb(new MemDb());
for (int i = 0; i < 16; i++)
{
_hash1 = Keccak.Compute(_hash1.Bytes);
db.Set(_hash1, _bytes1);
}
db.Restore(-1);
byte[] getResult = db.Get(_hash1);
Assert.AreEqual(null, getResult);
for (int i = 0; i < 16; i++)
{
_hash1 = Keccak.Compute(_hash1.Bytes);
db.Set(_hash1, _bytes1);
}
db.Commit();
getResult = db.Get(_hash1);
Assert.AreEqual(_bytes1, getResult);
}
public void Double_set_get()
{
StateDb db = new StateDb(new MemDb());
db.Set(_hash1, _bytes1);
db.Set(_hash1, _bytes1);
byte[] getResult = db.Get(_hash1);
Assert.AreEqual(_bytes1, getResult);
}
public void Restore_in_the_middle()
{
StateDb db = new StateDb(new MemDb());
db.Set(_hash1, _bytes1);
int snapshot = db.TakeSnapshot();
db.Set(_hash2, _bytes2);
db.Restore(snapshot);
byte[] getResult = db.Get(_hash2);
Assert.IsNull(getResult);
}
public void Set_take_snapshot()
{
StateDb db = new StateDb(new MemDb());
db.Set(_hash1, _bytes1);
Assert.AreEqual(0, db.TakeSnapshot());
}
public void Set_restore_get()
{
StateDb db = new StateDb(new MemDb());
db.Set(_hash1, _bytes1);
db.Restore(-1);
byte[] getResult = db.Get(_hash1);
Assert.AreEqual(null, getResult);
}