def test_multiple_nested_quotes_update():
duration = 1
quotes = Quotes(duration)
jaw = quotes.close
teeth = quotes.close
ave = (jaw * 13 + teeth * 8) / 21
mock_quotes = Quote.mock_ohlcv_points(list(np.arange(1, 25)), t_step=1)
for q in mock_quotes:
quotes.append(q)
assert jaw.is_updating is False
assert teeth.is_updating is False
assert ave.is_updating is False
_ = ave.domain
assert ave.domain == Interval.closed(0, 23)
assert ave(0) == 1
def test_offset_close_update_from_empty():
quotes = Quotes(1)
ps = quotes.close.offset(10)
assert ps.domain.is_empty
mock_quotes = Quote.mock_ohlcv_points([(1, 2.2, 0.9, 2), (2, 3.1, 1.9, 3)],
t_step=1)
for q in mock_quotes:
quotes.append(q)
_ = ps.domain
assert ps.domain == Interval.closed(10, 11)
assert ps(9) is None
assert ps(10) == 2
assert ps(11) == 3
assert ps(12) is None