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10 changes: 10 additions & 0 deletions bad_code.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
def poorly_formatted(x, y):
if x > y:
return x
else:
return y


def another_function(a, b):
result = a + b
return result
15 changes: 15 additions & 0 deletions calculator.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
def add(a, b):
"""Add two numbers together."""
return a + b


def multiply(a, b):
"""Multiply two numbers."""
return a * b


def divide(a, b):
"""Divide two numbers."""
if b == 0:
raise ValueError("Cannot divide by zero")
return a / b
6 changes: 6 additions & 0 deletions tests/test_bad_code.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
from bad_code import poorly_formatted


def test_poorly_formatted():
# Fixed test - should pass now
assert poorly_formatted(5, 3) == 5 # Correct!
18 changes: 18 additions & 0 deletions tests/test_calculator.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
import pytest
from calculator import add, multiply, divide


def test_add():
assert add(2, 3) == 5
assert add(-1, 1) == 0


def test_multiply():
assert multiply(3, 4) == 12
assert multiply(0, 5) == 0


def test_divide():
assert divide(10, 2) == 5
with pytest.raises(ValueError):
divide(10, 0)