1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
#!/usr/bin/env python
"""Tests for molecular weight.
"""
from unittest import TestCase, main
from cogent3.data.molecular_weight import ProteinMW, RnaMW
__author__ = "Rob Knight"
__copyright__ = "Copyright 2007-2022, The Cogent Project"
__credits__ = ["Rob Knight"]
__license__ = "BSD-3"
__version__ = "2023.2.12a1"
__maintainer__ = "Gavin Huttley"
__email__ = "Gavin.Huttley@anu.edu.au"
__status__ = "Production"
from numpy.testing import assert_allclose
class WeightCalculatorTests(TestCase):
"""Tests for WeightCalculator, which should calculate molecular weights."""
def test_call(self):
"""WeightCalculator should return correct molecular weight"""
r = RnaMW
p = ProteinMW
self.assertEqual(p(""), 0)
self.assertEqual(r(""), 0)
assert_allclose(p("A"), 89.09)
assert_allclose(r("A"), 375.17)
assert_allclose(p("AAA"), 231.27)
assert_allclose(r("AAA"), 1001.59)
assert_allclose(r("AAACCCA"), 2182.37)
assert_allclose(
p(
"MVQQAESLEAESNLPREALDTEEGEFMACSPVALDESDPDWCKTASGHIKRPMNAFMVWSKIERRKIMEQSPDMHNAEISKRLGKR\
WKMLKDSEKIPFIREAERLRLKHMADYPDYKYRPRKKPKMDPSAKPSASQSPEKSAAGGGGGSAGGGAGGAKTSKGSSKKCGKLKA\
PAAAGAKAGAGKAAQSGDYGGAGDDYVLGSLRVSGSGGGGAGKTVKCVFLDEDDDDDDDDDELQLQIKQEPDEEDEEPPHQQLLQP\
PGQQPSQLLRRYNVAKVPASPTLSSSAESPEGASLYDEVRAGATSGAGGGSRLYYSFKNITKQHPPPLAQPALSPASSRSVSTSSS\
SSSGSSSGSSGEDADDLMFDLSLNFSQSAHSASEQQLGGGAAAGNLSLSLVDKDLDSFSEGSLGSHFEFPDYCTPELSEMIAGDWL\
EANFSDLVFTY"
),
46685.97,
)
# run if called from command-line
if __name__ == "__main__":
main()
|
