Coverage for src \ syriantaxes \ ss.py: 54%

1from decimal import Decimal 

2 

3from .cast import cast_to_decimal 

4from .types import Number, Rounder 

5 

6 

7class SocialSecurity: 

8 def __init__( 

9 self, 

10 min_salary: Number, 

11 deduction_rate: Number, 

12 rounder: Rounder | None = None, 

13 ) -> None: 

14 self._min_salary = cast_to_decimal(min_salary, lt=Decimal(0)) 

15 self._deduction_rate = cast_to_decimal( 

16 deduction_rate, lt=Decimal(0), gt=Decimal(1) 

17 ) 

18 self.rounder = rounder 

19 

20 @property 

21 def min_salary(self) -> Decimal: 

22 return self._min_salary 

23 

24 @min_salary.setter 

25 def min_salary(self, value: Number) -> None: 

26 self._min_salary = cast_to_decimal(value, lt=Decimal(0)) 

27 

28 @property 

29 def deduction_rate(self) -> Decimal: 

30 return self._deduction_rate 

31 

32 @deduction_rate.setter 

33 def deduction_rate(self, value: Number) -> None: 

34 self._deduction_rate = cast_to_decimal( 

35 value, lt=Decimal(0), gt=Decimal(1) 

36 ) 

37 

38 def calculate_deduction(self, salary: Number) -> Decimal: 

39 salary = cast_to_decimal(salary, lt=self._min_salary) 

40 result = salary * self._deduction_rate 

41 

42 if self.rounder is not None: 

43 return self.rounder.round(result) 

44 

45 return result 

46 

47 def __repr__(self) -> str: 

48 return f"SocialSecurity(min_salary={self._min_salary}, deduction_rate={self._deduction_rate})" # noqa: E501