def test_complex_parse(self):
self.assertEquals(
utils.parse_label_vector(
"A^4 + B^4*C^3 + D^2 *E * F^1 + G^4.3*H + J^0*G^6 * G^-6"),
[[("A", 4)], [("B", 4),
("C", 3)], [("D", 2), ("E", 1),
("F", 1)], [("G", 4.3), ("H", 1)]])
def test_parsing_with_columns(self):
self.assertEquals(utils.parse_label_vector("A + B^2 + C^3 + A*B",
columns=["C", "A", "B"]),
[
[(1, 1)],
[(2, 2)],
[(0, 3)],
[(1, 1), (2, 1)]
])
def test_valid_label_vector(self):
label_vector = [
[("A", 4)],
[("B", 4), ("C", 3)],
[("D", 2), ("E", 1), ("F", 1)],
[("G", 4.3), ("H", 1)]
]
self.assertTrue(utils.is_structured_label_vector(label_vector))
self.assertEquals(label_vector, utils.parse_label_vector(label_vector))
def test_complex_parse(self):
self.assertEquals(utils.parse_label_vector(
"A^4 + B^4*C^3 + D^2 *E * F^1 + G^4.3*H + J^0*G^6 * G^-6"),
[
[("A", 4)],
[("B", 4), ("C", 3)],
[("D", 2), ("E", 1), ("F", 1)],
[("G", 4.3), ("H", 1)]
]
)
def test_set_label_vector(self):
m = self.get_model()
label_vector = "A + B + C + D + E"
m.label_vector = label_vector
self.assertEqual(m.label_vector, utils.parse_label_vector(label_vector))
self.assertEqual("1 + A + B + C + D + E", m.human_readable_label_vector)
with self.assertRaises(ValueError):
m.label_vector = "A + G"
m.label_vector = None
self.assertIsNone(m.label_vector)
for item in (True, False, 0, 1.0):
with self.assertRaises(TypeError):
m.label_vector = item
def test_set_label_vector(self):
m = self.get_model()
label_vector = "A + B + C + D + E"
m.label_vector = label_vector
self.assertEqual(m.label_vector,
utils.parse_label_vector(label_vector))
self.assertEqual("1 + A + B + C + D + E",
m.human_readable_label_vector)
with self.assertRaises(ValueError):
m.label_vector = "A + G"
m.label_vector = None
self.assertIsNone(m.label_vector)
for item in (True, False, 0, 1.0):
with self.assertRaises(TypeError):
m.label_vector = item
def test_valid_label_vector(self):
label_vector = [[("A", 4)], [("B", 4), ("C", 3)],
[("D", 2), ("E", 1), ("F", 1)], [("G", 4.3), ("H", 1)]]
self.assertTrue(utils.is_structured_label_vector(label_vector))
self.assertEquals(label_vector, utils.parse_label_vector(label_vector))
def test_parsing_with_columns(self):
self.assertEquals(
utils.parse_label_vector("A + B^2 + C^3 + A*B",
columns=["C", "A", "B"]),
[[(1, 1)], [(2, 2)], [(0, 3)], [(1, 1), (2, 1)]])
def test_single_term(self):
self.assertEquals([[("A", 1)]], utils.parse_label_vector("A"))
def test_infinte_powers(self): # Ha!
with self.assertRaises(ValueError):
utils.parse_label_vector("A^inf")
with self.assertRaises(ValueError):
utils.parse_label_vector("A^-inf")
def test_remove_irrelevant_terms(self):
self.assertEquals([[("A", 2)]], utils.parse_label_vector("A^2 + B^0"))
def test_sum_negative_terms(self):
self.assertEquals([[("A", -7)]],
utils.parse_label_vector("A^-3 * A^-4"))
def test_sum_negative_terms(self):
self.assertEquals([[("A", -7)]], utils.parse_label_vector("A^-3 * A^-4"))
def test_single_term_explicit_float_negative(self):
self.assertEquals([[("A", -1.5)]], utils.parse_label_vector("A^-1.5"))
def test_remove_irrelevant_terms(self):
self.assertEquals([[("A", 2)]], utils.parse_label_vector("A^2 + B^0"))
def test_sum_terms(self):
self.assertEquals([[("A", 5)]], utils.parse_label_vector("A^3 * A^2"))
def test_no_genuine_term(self):
with self.assertRaises(ValueError):
utils.parse_label_vector("A^0")
def test_single_term_explicit_float_negative(self):
self.assertEquals([[("A", -1.5)]], utils.parse_label_vector("A^-1.5"))
def test_single_term_explicit_float(self):
self.assertEquals([[("A", 1.2)]], utils.parse_label_vector("A^1.2"))
def test_single_term(self):
self.assertEquals([[("A", 1)]], utils.parse_label_vector("A"))
def test_invalid_powers(self):
with self.assertRaises(ValueError):
utils.parse_label_vector("A^B")
def test_single_term_explicit_float(self):
self.assertEquals([[("A", 1.2)]], utils.parse_label_vector("A^1.2"))
def test_parse_mixed_cross_terms(self):
self.assertEquals([[("A", 2.0), ("B", -4.23), ("C", 1)]],
utils.parse_label_vector("A^2.0 * B^-4.23 * C"))
def test_no_genuine_term(self):
with self.assertRaises(ValueError):
utils.parse_label_vector("A^0")
def test_infinte_powers(self): # Ha!
with self.assertRaises(ValueError):
utils.parse_label_vector("A^inf")
with self.assertRaises(ValueError):
utils.parse_label_vector("A^-inf")
def test_sum_terms(self):
self.assertEquals([[("A", 5)]], utils.parse_label_vector("A^3 * A^2"))
def test_nan_powers(self):
with self.assertRaises(ValueError):
utils.parse_label_vector("A^nan")
def test_ignore_irrelevant_terms(self):
self.assertEquals([[("A", 3)]], utils.parse_label_vector("A^3 * B^0"))
def test_nan_powers(self):
with self.assertRaises(ValueError):
utils.parse_label_vector("A^nan")
