test_na_building.py 文件源码

def test_hna_start_end_floats(self, start, end):
        """Test the from_start_and_end class method of the SingleStrandedHelix using floats."""
        sequence = 'GAGATATACACA'
        if allclose(start, end):
            with self.assertRaises(ValueError):
                isambard.specifications.NucleicAcidStrand.from_start_and_end(start, end, sequence)
        else:
            ssnh = isambard.specifications.NucleicAcidStrand.from_start_and_end(start, end, sequence)
            self.assertEqual(len(ssnh), 12)