def test_end_range_in_tumbling_window_is_within_range(self):
tumbling = TumblingWindow(10)
# tumbling windows only have one range
base_range = tumbling.ranges(0)[0]
base_range_end = base_range.end
compare_range = tumbling.ranges(base_range_end)[0]
assert base_range.start == compare_range.start
assert base_range.end == compare_range.end
async def test_tumbling_window_ranges() -> None:
"""Test Faust tumbling window ranges."""
size = 1.0
window = TumblingWindow(size)
# Test if a timestamp in the extremes of the window falls in the expected
# window
start = 0
end = 0.9
assert window.ranges(start) == [(start, end)]
assert window.ranges(end) == [(start, end)]
assert window.ranges(start + size) == [(start + size, end + size)]
# Test if a timestamp between (start + end) and (start + size) falls
# in the expected window
assert window.ranges(start + end + 0.05) == [(start, end)]
def test_tumbling_window_has_just_one_range(self):
tumbling = TumblingWindow(10)
assert len(tumbling.ranges(0)) == 1
assert len(tumbling.ranges(5)) == 1
assert len(tumbling.ranges(10)) == 1
def test_earliest_and_current_range_are_the_same(self):
size = 57
timestamp = 456
window = TumblingWindow(size)
assert window.current(timestamp) == window.earliest(timestamp)