GetSnapshot() public method

Gets a snapshot of a particular event source, if one exists. Otherwise, returns null.
public GetSnapshot ( System.Guid eventSourceId ) : ISnapshot
eventSourceId System.Guid
return ISnapshot
        public void Saving_snapshot_should_not_throw_an_exception_when_snapshot_is_valid()
        {
            var targetStore = new MsSqlServerEventStore(connectionString);

            var anId = Guid.NewGuid();
            var aVersion = 12;
            var snapshot = new Snapshot(anId, aVersion, new MySnapshot());

            targetStore.SaveSnapshot(snapshot);

            var savedSnapshot = targetStore.GetSnapshot(anId, long.MaxValue);
            savedSnapshot.EventSourceId.Should().Be(anId);
            savedSnapshot.Version.Should().Be(aVersion);
        }
        public void Saving_snapshot_should_not_throw_an_exception_when_snapshot_is_valid()
        {
            var targetStore = new MsSqlServerEventStore(DEFAULT_CONNECTION);

            var anId = Guid.NewGuid();
            var aVersion = 12;
            var snapshot = new MySnapshot{EventSourceId=anId, EventSourceVersion=aVersion};

            targetStore.SaveShapshot(snapshot);

            var savedSnapshot = targetStore.GetSnapshot(anId);
            savedSnapshot.EventSourceId.Should().Be(anId);
            savedSnapshot.EventSourceVersion.Should().Be(aVersion);
        }