def test_octave_arp_oscillate(self):
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4], oscillate=True)
for i in range(36):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [
1, 2, 3, 4, 13, 14, 15, 16, 25, 26, 27, 28, 37, 38, 39, 40, 25, 26,
27, 28, 13, 14, 15, 16, 1, 2, 3, 4, 13, 14, 15, 16, 25, 26, 27, 28
])
def test_octave_arp_descending(self):
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4], direction=-1)
for i in range(20):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [
37, 38, 39, 40, 25, 26, 27, 28, 13, 14, 15, 16, 1, 2, 3, 4, 37, 38,
39, 40
])
def test_numeric_sorting(self):
"""
Test that numeric values are sorted correctly and
non-numeric values retain their position in the arpeggio.
"""
arpeggio = []
ascarp = AscArp([1, 3, N, 2])
for i in range(8):
arpeggio.append(ascarp())
self.assertEquals(arpeggio, [1, 2, None, 3, 1, 2, None, 3])
def test_octave_arp_ascending(self):
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4])
for i in range(20):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [
1, 2, 3, 4, 13, 14, 15, 16, 25, 26, 27, 28, 37, 38, 39, 40, 1, 2,
3, 4
])
arpeggio = []
octaveArp = OctaveArp(DescArp(), [1, 2, 3, 4])
for i in range(20):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [
4, 3, 2, 1, 16, 15, 14, 13, 28, 27, 26, 25, 40, 39, 38, 37, 4, 3,
2, 1
])
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4], 1)
for i in range(12):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [1, 2, 3, 4, 13, 14, 15, 16, 1, 2, 3, 4])
def test_adder(self):
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4])
adder = Adder(octaveArp)
for i in range(16):
arpeggio.append(adder())
self.assertEquals(
arpeggio,
[1, 2, 3, 4, 13, 14, 15, 16, 25, 26, 27, 28, 37, 38, 39, 40])
adder.amount = 2
arpeggio = []
for i in range(16):
arpeggio.append(adder())
self.assertEquals(arpeggio, [
v + 2 for v in
[1, 2, 3, 4, 13, 14, 15, 16, 25, 26, 27, 28, 37, 38, 39, 40]
])
def setUp(self):
self.arpeggio = arpeggio = [0, 2, 1, 3]
self.ascArp = AscArp(arpeggio)
self.descArp = DescArp(arpeggio)
self.ordArp = OrderedArp(arpeggio)
self.randArp = RandomArp(arpeggio)
def test_octave_arp_with_0_octaves(self):
arpeggio = []
octaveArp = OctaveArp(AscArp(), [1, 2, 3, 4], 0)
for i in range(8):
arpeggio.append(octaveArp())
self.assertEquals(arpeggio, [1, 2, 3, 4, 1, 2, 3, 4])
