def test_large_array_negative_elements(self):
arr = self.arr_negative[1:952]
actual = ArraySum(arr).array_sum
expected = sum(arr)
self.assertEqual(
actual, expected,
f'Expected {expected} but got {actual} when ArraySum(large_array).array_sum'
)
def test_negative_elements(self):
arr = self.arr_negative[:10]
actual = ArraySum(arr).array_sum
expected = sum(arr)
self.assertEqual(
actual, expected,
f'Expected {expected} but got {actual} when ArraySum({arr}).array_sum'
)
def test_large_array(self):
arr = self.arr_positive[5:875]
actual = ArraySum(arr).array_sum
expected = sum(arr)
self.assertEqual(
actual, expected,
f'Expected {expected} but got {actual} when ArraySum(large_array).array_sum'
)
def test_array_with_zero(self):
arr = [0, 0, 0]
actual = ArraySum(arr).array_sum
expected = 0
self.assertEqual(
actual, expected,
f'Expected {expected} but got {actual} when ArraySum({arr}).array_sum'
)
def test_empty_array(self):
arr = []
actual = ArraySum(arr).array_sum
expected = 0
self.assertEqual(
actual, expected,
f'Expected {expected} but got {actual} when ArraySum({arr}).array_sum'
)