def test_event_time_formatter_overflow_upper_bound(self):
# A relatively large event time, which exceeds the upper bound of unix time
# Year 2038. It could mean infinite future in Beam but has no meaning
# when visualized.
# The value in test is supposed to be year 10000.
event_time_us = 253402300800000000
self.assertEqual('Max Timestamp',
pv.event_time_formatter(event_time_us))
def test_event_time_formatter_overflow_lower_bound(self):
# A relatively small negative event time, which could be valid in Beam but
# has no meaning when visualized.
event_time_us = -100000000000000000
self.assertEqual('Min Timestamp',
pv.event_time_formatter(event_time_us))
def test_event_time_formatter(self):
# In microseconds: Monday, March 2, 2020 3:14:54 PM GMT-08:00
event_time_us = 1583190894000000
self.assertEqual('2020-03-02 15:14:54.000000-0800',
pv.event_time_formatter(event_time_us))