def test_one_measurement(self):
"""Test that the end timestamp of the measurement is returned."""
now = datetime.now().isoformat()
report = dict(subjects=dict(subject1=dict(metrics=dict(metric1=dict(
recent_measurements=[dict(end=now)])))))
json_data = dict(reports=[report])
self.assertEqual(now, most_recent_measurement_timestamp(json_data))
def test_no_measurements(self):
"""Test without measurements."""
report = dict(subjects=dict(subject1=dict(metrics=dict(metric1=dict(
recent_measurements=[])))))
json_data = dict(reports=[report])
self.assertEqual(datetime.min.isoformat(),
most_recent_measurement_timestamp(json_data))