def test_to_unix_timestamp_from_date_and_time():
t = datetime.time(hour=12, minute=30, second=10, microsecond=6000)
d = datetime.date(year=1991, month=10, day=17)
unix_ms = support.to_unix_timestamp_from_date_and_time(d, t)
run_tests.compare_answer(unix_ms, 687702610, "")
def retrieve_bandwidth_prediction_data(dbcc, link_id, date, end_time):
end_time_unix = support.to_unix_timestamp_from_date_and_time(date, end_time)
start_time_unix = end_time_unix - config.BP_USE_DATA_FROM_LAST_SECONDS
conditions = [ ("link_id", "=", link_id)
, ("time", ">=", start_time_unix)
, ("time", "<=", end_time_unix)
]
bp_fetched = db_layout.BPFetched.retrieve_objects(dbcc, conditions)
return bp_fetched
def check_integrity_bandwidth_prediction_data(bpfetched, date, end_time):
end_time_unix = support.to_unix_timestamp_from_date_and_time(date, end_time)
start_time_unix = end_time_unix - config.BP_USE_DATA_FROM_LAST_SECONDS
list_time_throughput_bps = map(db_layout.BPFetched.to_tuple_without_link_id, bpfetched)
missing_ranges = support.reduce_to_missing_ranges( list_time_throughput_bps
, lambda (time, throughput): time
, 1
, start_time_unix
, end_time_unix
)
return missing_ranges
