def test_trimmed_array(self, default_array):
""" ensure the array was trimmed when a negative time_before is used
"""
negative_pad_time = pad_time(default_array, time_before=self.negative_time)
old_time = default_array.time.values
new_time = negative_pad_time.time.values
assert old_time[0] - new_time[0] == self.negative_time
def test_start_zeroed(self, default_array):
""" ensure the zeroed array starts at zero """
zeroed = pad_time(
default_array, time_before=self.time_before, start_at_zero=True
)
t1 = zeroed.time
t2 = default_array.time
assert t1[0] == 0
assert t1[-1] > t2[-1]
def test_start_end_padding(self, default_array):
""" ensure the end and start can be padded """
padded = pad_time(
default_array, time_after=self.time_after, time_before=self.time_before
)
dtimes = default_array.time
times = padded.time
assert times[0] == -self.time_before
duration = times[-1] - times[0]
dduration = dtimes[-1] - times[0]
assert duration > dduration
def padded_array(self, default_array):
""" pad the default array """
return pad_time(default_array, total_time=self.total_time)