def test_sequencetools_is_monotonically_increasing_sequence_01():
r'''True when the elements in l increase monotonically.
'''
l = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
assert sequencetools.is_monotonically_increasing_sequence(l)
l = [0, 1, 2, 3, 3, 3, 3, 3, 3, 3]
assert sequencetools.is_monotonically_increasing_sequence(l)
def test_sequencetools_is_monotonically_increasing_sequence_02():
r'''False when the elements in l do not increase monotonically.
'''
l = [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
assert not sequencetools.is_monotonically_increasing_sequence(l)
l = [3, 3, 3, 3, 3, 3, 3, 2, 1, 0]
assert not sequencetools.is_monotonically_increasing_sequence(l)
def __init__(self, sequence):
from abjad.tools import quantizationtools
q_event_classes = (quantizationtools.PitchedQEvent, quantizationtools.SilentQEvent)
assert 1 < len(sequence)
assert all(isinstance(q_event, q_event_classes) for q_event in sequence[:-1])
assert isinstance(sequence[-1], quantizationtools.TerminalQEvent)
assert sequencetools.is_monotonically_increasing_sequence(x.offset for x in sequence)
assert 0 <= sequence[0].offset
self._sequence = tuple(sequence)
def test_sequencetools_is_monotonically_increasing_sequence_03():
r'''True when l is empty.
'''
l = []
assert sequencetools.is_monotonically_increasing_sequence(l)