def test_calculate_fuel_method_call(self):
# arrange
test_list = [20]
mock_func = MagicMock()
# act
calculate_fuel(test_list, mock_func)
# assert
mock_func.assert_called_once_with(test_list[0])
def test_calculate_fuel_returns_0_when_negative():
"""
Verify fuel calculation works
"""
output = calculate_fuel(2)
expected = 0
error = f"Expected {expected}, got {output}"
assert output == expected, error
def test_calculate_fuel_100756():
"""
Verify fuel calculation works
"""
output = calculate_fuel(100756)
expected = 33583
error = f"Expected {expected}, got {output}"
assert output == expected, error
def test_calculate_fuel_1969():
"""
Verify fuel calculation works
"""
output = calculate_fuel(1969)
expected = 654
error = f"Expected {expected}, got {output}"
assert output == expected, error
def test_calculate_fuel_floors():
"""
Verify fuel calculation works
"""
output = calculate_fuel(14)
expected = 2
error = f"Expected {expected}, got {output}"
assert output == expected, error
def test_calculate_fuel_result(self):
# arrange
test_list = [20, 30, 40]
mock_func = MagicMock()
mock_func.return_value = 5
# act
actual = calculate_fuel(test_list, mock_func)
# assert
self.assertEqual(15, actual)
def test_calculate_fuel():
assert calculate_fuel(12) == 2
assert calculate_fuel(14) == 2
assert calculate_fuel(1969) == 654
assert calculate_fuel(100756) == 33583
def test_cases(self):
self.assertEqual(calculate_fuel([12]), 2)
self.assertEqual(calculate_fuel([14]), 2)
self.assertEqual(calculate_fuel([1969]), 654)
self.assertEqual(calculate_fuel([100756]), 33583)