def validate_unsigned_decimal_number(d, i, P, s, S, v, V, W):
if V == 'focusin':
return True
if V == 'focusout':
return NumbersUtil.is_unsigned_decimal(P)
# In case of negative number
if S == '-':
return False
# In case of decimal number
if S == '.':
# String cannot have more than one '.'
if P.count('.') > 1:
return False
if i == '0':
return False
return True
# In case is empty string
if not P:
return True
if not S.isdigit():
return False
return True
def test_is_unsigned_decimal_negative(self, s):
self.assertFalse(NumbersUtil.is_unsigned_decimal(s))
def test_is_unsigned_decimal(self, s):
self.assertTrue(NumbersUtil.is_unsigned_decimal(s))