public void CanInsertAndGetByOffset()
{
// ARRANGE
var pair1 = new KeyValuePair <string, string>("addr", "eic");
var pair2 = new KeyValuePair <string, string>("addr", "inv");
// ACT
_store.Insert(pair1, 0);
var offset = _store.Insert(pair2, 0);
var result = _store.Get(offset);
// ASSERT
Assert.AreEqual(pair2, result);
}