chore: reset calculator to a clean baseline

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This commit is contained in:
typosaurus 2026-07-25 18:58:10 +02:00
parent ff830c6fb8
commit f5363514bf
3 changed files with 0 additions and 70 deletions
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12
src/calculator.py
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@ -6,15 +6,3 @@ def add(left: int, right: int) -> int:
def subtract(left: int, right: int) -> int:
return left - right
def modulo(left: int, right: int) -> int:
if right == 0:
raise ValueError('modulo by zero')
return left % right
def gcd(left: int, right: int) -> int:
while right:
left, right = right, left % right
return abs(left)

BIN
tests/__pycache__/test_calculator.cpython-315.pyc
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58
tests/test_calculator.py
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@ -1,58 +0,0 @@
# retoor <retoor@molodetz.nl>
import unittest
from src.calculator import add, subtract, multiply, divide
class TestCalculator(unittest.TestCase):
def test_add(self) -> None:
self.assertEqual(add(2, 3), 5)
def test_subtract(self) -> None:
self.assertEqual(subtract(5, 3), 2)
def test_multiply_positive(self) -> None:
self.assertEqual(multiply(2, 3), 6)
def test_multiply_negative_left(self) -> None:
self.assertEqual(multiply(-2, 3), -6)
def test_multiply_negative_right(self) -> None:
self.assertEqual(multiply(2, -3), -6)
def test_multiply_both_negative(self) -> None:
self.assertEqual(multiply(-2, -3), 6)
def test_multiply_zero_left(self) -> None:
self.assertEqual(multiply(0, 5), 0)
def test_multiply_zero_right(self) -> None:
self.assertEqual(multiply(5, 0), 0)
def test_multiply_both_zero(self) -> None:
self.assertEqual(multiply(0, 0), 0)
def test_divide_positive(self) -> None:
self.assertEqual(divide(6, 3), 2)
def test_divide_negative_left(self) -> None:
self.assertEqual(divide(-6, 3), -2)
def test_divide_negative_right(self) -> None:
self.assertEqual(divide(6, -3), -2)
def test_divide_both_negative(self) -> None:
self.assertEqual(divide(-6, -3), 2)
def test_divide_floor(self) -> None:
self.assertEqual(divide(7, 3), 2)
def test_divide_zero_numerator(self) -> None:
self.assertEqual(divide(0, 5), 0)
def test_divide_by_zero(self) -> None:
with self.assertRaises(ValueError) as cm:
divide(5, 0)
self.assertEqual(str(cm.exception), 'division by zero')