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path: root/urwid/tests/test_floatedit.py
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import unittest
from decimal import Decimal
from itertools import product

from urwid.numedit import FloatEdit


class FloatEditNoPreservePrecicionTest(unittest.TestCase):
    def test(self):
        for v in ('1.01', '2.5', '300', '4.100', '5.001'):
            f = FloatEdit(preserveSignificance=False)
            f.set_edit_text(v)
            print(f.value(), Decimal(v))
            self.assertEqual(Decimal(v), f.value())

    def test_int(self):
        corner_value = "1"  # just int
        f = FloatEdit(preserveSignificance=False)
        f.set_edit_text(corner_value)
        self.assertEqual(Decimal(corner_value), f.value())

    def test_no_post_dot(self):
        corner_value = "1."  # forced float 1.0 with trimmed end
        f = FloatEdit(preserveSignificance=False)
        f.set_edit_text(corner_value)
        self.assertEqual(Decimal(corner_value), f.value())


class FloatEditPreservePrecicionTest(unittest.TestCase):

    def test(self):
        for v, sig, sep in product(('1.010', '2.500', '300.000', '4.100', '5.001'), (0, 1, 2, 3), ('.', ',')):
            precision_template = '0.' + '0'*sig
            expected = Decimal(v).quantize(Decimal(precision_template))
            f = FloatEdit(preserveSignificance=True, default=precision_template, decimalSeparator=sep)

            f.set_edit_text(v.replace('.', sep))
            self.assertEqual(
                expected,
                f.value(),
                f'{f.value()} != {expected} (significance={sig!r})'
            )