def test_normalize(self):
"""UnsafeFreqs should normalize based on the uppercase RNA alphabet"""
u = UnsafeBaseUsage()
#note that the lower-case u will be discarded, not converted
u += 'AAACCGGGGGu'
u.normalize()
self.assertFloatEqual(u, {'A': 0.3, 'C': 0.2, 'G': 0.5, 'U': 0.0})
def test_normalize(self):
"""UnsafeFreqs should normalize based on the uppercase RNA alphabet"""
u = UnsafeBaseUsage()
#note that the lower-case u will be discarded, not converted
u += 'AAACCGGGGGu'
u.normalize()
self.assertFloatEqual(u, {'A':0.3, 'C':0.2, 'G':0.5, 'U':0.0})
def test_init(self):
"""UnsafeFreqs uses dict init, so must use += after creation for others"""
self.assertRaises(ValueError, UnsafeBaseUsage, 'acguc')
u = UnsafeBaseUsage()
u += 'acgtc'
#note lack of conversion to uppercase RNA!
self.assertEqual(u, {'a': 1, 'c': 2, 'g': 1, 't': 1})