def test_sequence_last_point_empty(self):
"""
Ensure OSequence.last_point doesn't barf when the sequence is empty
"""
from sebastian.core import OSequence
from sebastian.core import OFFSET_64, DURATION_64
sequence = OSequence([])
self.assertEqual(sequence.last_point(), {DURATION_64: 0, OFFSET_64: 0})
def test_sequence_last_point_empty(self):
"""
Ensure OSequence.last_point doesn't barf when the sequence is empty
"""
from sebastian.core import OSequence
from sebastian.core import OFFSET_64, DURATION_64
sequence = OSequence([])
self.assertEqual(sequence.last_point(), {
DURATION_64: 0, OFFSET_64: 0
})
def test_sequence_last_point(self):
"""
Ensure that OSequence.last_point returns the highest offset note
"""
points = [self.make_point(offset=x) for x in range(100, -1, -10)]
from sebastian.core import OSequence
from sebastian.core import OFFSET_64, MIDI_PITCH, DURATION_64
sequence = OSequence(points)
self.assertEqual(sequence.last_point(), {
DURATION_64: 17 + 100, OFFSET_64: 16 + 100, MIDI_PITCH: 50 + 100
})
def test_sequence_last_point(self):
"""
Ensure that OSequence.last_point returns the highest offset note
"""
points = [self.make_point(offset=x) for x in range(100, -1, -10)]
from sebastian.core import OSequence
from sebastian.core import OFFSET_64, MIDI_PITCH, DURATION_64
sequence = OSequence(points)
self.assertEqual(sequence.last_point(), {
DURATION_64: 17 + 100,
OFFSET_64: 16 + 100,
MIDI_PITCH: 50 + 100
})
## sequences
p2 = Point({
OFFSET_64: 32,
MIDI_PITCH: 52,
DURATION_64: 16,
})
s1 = OSequence([p1, p2])
assert s1._elements == [
{DURATION_64: 16, OFFSET_64: 16, MIDI_PITCH: 50},
{DURATION_64: 16, OFFSET_64: 32, MIDI_PITCH: 52}
]
assert s1.last_point() == {
MIDI_PITCH: 52, OFFSET_64: 32, DURATION_64: 16
}
assert OSequence([]).last_point() == {
OFFSET_64: 0, DURATION_64: 0
}
## concatenation
assert (s1 + s1)._elements == [
{DURATION_64: 16, OFFSET_64: 16, MIDI_PITCH: 50},
{DURATION_64: 16, OFFSET_64: 32, MIDI_PITCH: 52},
{DURATION_64: 16, OFFSET_64: 64, MIDI_PITCH: 50},
{DURATION_64: 16, OFFSET_64: 80, MIDI_PITCH: 52}