def test_sub(self):
result = self.e1 - self.e2
e3 = Chroma(3, 12)
self.assertEqual(e3, result)
result2 = self.e2 - self.e1
self.assertEqual(Chroma(9, 12), result2)
def test_eq(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 == e3)
e4 = Chroma(20, 12)
self.assertTrue(self.e1 == e4)
self.assertFalse(self.e1 == self.e2)
self.assertFalse(self.e1 == 'uff')
def test_le(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e2 <= self.e1)
self.assertTrue(e3 <= self.e1)
self.assertFalse(self.e1 <= self.e2)
def test_gt(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 > self.e2)
self.assertFalse(e3 > self.e1)
self.assertFalse(self.e2 > self.e1)
def setUp(self):
self.e1 = Chroma(8, 12)
self.e2 = Chroma(5, 12)
def test_div(self):
result = self.e1/self.e2
exp = Chroma(4, 12)
self.assertEqual(exp, result)
def test_mul(self):
result = self.e1 * self.e2
e3 = Chroma(4, 12)
self.assertEqual(e3, result)
class TestChroma(unittest.TestCase):
def setUp(self):
self.e1 = Chroma(8, 12)
self.e2 = Chroma(5, 12)
def test_is_generator(self):
self.assertFalse(self.e1.is_generator)
self.assertTrue(self.e2.is_generator)
def test_eq(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 == e3)
e4 = Chroma(20, 12)
self.assertTrue(self.e1 == e4)
self.assertFalse(self.e1 == self.e2)
self.assertFalse(self.e1 == 'uff')
def test_add(self):
result = self.e1 + self.e2
e3 = Chroma(1, 12)
self.assertEqual(e3, result)
def test_sub(self):
result = self.e1 - self.e2
e3 = Chroma(3, 12)
self.assertEqual(e3, result)
result2 = self.e2 - self.e1
self.assertEqual(Chroma(9, 12), result2)
def test_mul(self):
result = self.e1 * self.e2
e3 = Chroma(4, 12)
self.assertEqual(e3, result)
def test_div(self):
result = self.e1/self.e2
exp = Chroma(4, 12)
self.assertEqual(exp, result)
def test_lt(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e2 < self.e1)
self.assertFalse(e3 < self.e1)
self.assertFalse(self.e1 < self.e2)
def test_gt(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 > self.e2)
self.assertFalse(e3 > self.e1)
self.assertFalse(self.e2 > self.e1)
def test_le(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e2 <= self.e1)
self.assertTrue(e3 <= self.e1)
self.assertFalse(self.e1 <= self.e2)
def test_ge(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 >= self.e2)
self.assertTrue(e3 >= self.e1)
self.assertFalse(self.e2 >= e3)
def test_inverse(self):
self.assertEqual(None, self.e1.inverse())
self.assertEqual(self.e2, self.e2.inverse())
def test_midi(self):
self.assertEqual(5, self.e2.midi)
self.assertEqual(500, self.e2.cents)
def test_symmetrical(self):
self.assertEqual(Chroma(4, 12), self.e1.symmetrical())
def test_subgroup(self):
self.assertEqual(12, self.e2.subgroup())
self.assertEqual(3, self.e1.subgroup())
def test_build_elements(self):
diatonic = [0, 2, 4, 5, 7, 9, 11]
elements = [Chroma(e, 12) for e in diatonic]
self.assertEqual(elements, self.s1.build_elements(0))
def test_add(self):
result = self.e1 + self.e2
e3 = Chroma(1, 12)
self.assertEqual(e3, result)
def setUp(self):
self.b1 = BalzanoDiagram(12, Chroma(3, 12), Chroma(4, 12))
self.b2 = BalzanoDiagram(12, Chroma(2, 12), Chroma(5, 12))
self.b3 = BalzanoDiagram(20, Chroma(5, 20), Chroma(6, 20))
def test_build_compact_matrix(self):
m = [[2, 6, 10, 2], [5, 9, 1, 5], [8, 0, 4, 8], [11, 3, 7, 11],
[2, 6, 10, 2]]
el_matrix = [[Chroma(e, 12) for e in row] for row in m]
self.assertEqual(el_matrix, self.b1.compact_matrix)
def setUp(self):
diatonic = (2, 2, 1, 2, 2, 2, 1)
self.c1 = GCycle(Chroma(7, 12))
self.s1 = Scale(12, diatonic)
def test_next(self):
do = Chroma(0, 12)
self.assertEqual(do, self.c1.next(5, 1))
def test_next(self):
re = Chroma(2, 12)
self.assertEqual(re.pitch_class, self.s1.next(0, 1))
def test_ge(self):
e3 = Chroma(8, 12)
self.assertTrue(self.e1 >= self.e2)
self.assertTrue(e3 >= self.e1)
self.assertFalse(self.e2 >= e3)
def test_symmetrical(self):
self.assertEqual(Chroma(4, 12), self.e1.symmetrical())
def test_set_generator(self):
self.t1.set_generator(7)
self.assertEqual(7, self.t1.generator)
self.t1.set_generator(Chroma(7, self.t1.cardinality))
self.assertEqual(7, self.t1.generator)