def test_reverse_range(self):
solution = Solution()
numbers = [1, 2, 3, 4, 5]
solution.reverse_range(numbers, 1, 2)
self.assertEqual(numbers, [1, 3, 2, 4, 5])
numbers = [1, 2, 3, 4, 5]
solution.reverse_range(numbers, 0, 3)
self.assertEqual(numbers, [4, 3, 2, 1, 5])
numbers = [1, 2, 3, 4, 5]
solution.reverse_range(numbers, 0, len(numbers) - 1)
self.assertEqual(numbers, [5, 4, 3, 2, 1])
def test_example_1(self):
for solution in (Solution(), OfficialSolutionApproach4()):
nums = [1, 2, 3, 4, 5, 6, 7]
solution.rotate(nums=nums, k=3)
assert nums == [
5,
6,
7,
1,
2,
3,
4,
]
def test_rotate_swap_array(self):
solution = Solution()
numbers = []
solution.rotate_swap(numbers, 1)
self.assertEqual(numbers, [])
numbers = [2]
solution.rotate_swap(numbers, 1)
self.assertEqual(numbers, [2])
numbers = [1, 2]
solution.rotate_swap(numbers, 0)
self.assertEqual(numbers, [1, 2])
numbers = [1, 2]
solution.rotate_swap(numbers, 1)
self.assertEqual(numbers, [2, 1])
numbers = [1, 2]
solution.rotate_swap(numbers, 2)
self.assertEqual(numbers, [1, 2])
numbers = [1, 2, 3]
solution.rotate_swap(numbers, 1)
self.assertEqual(numbers, [3, 1, 2])
numbers = [1, 2, 3, 4, 5, 6, 7]
solution.rotate_swap(numbers, 3)
self.assertEqual(numbers, [5, 6, 7, 1, 2, 3, 4])
numbers = [-1, -100, 3, 99]
solution.rotate_swap(numbers, 2)
self.assertEqual(numbers, [3, 99, -1, -100])
numbers = [1, 2, 3]
solution.rotate_swap(numbers, 6)
self.assertEqual(numbers, [1, 2, 3])
numbers = [1, 2, 3]
solution.rotate_swap(numbers, 1000)
self.assertEqual(numbers, [3, 1, 2])
def test_example_4(self):
for solution in (Solution(), OfficialSolutionApproach4()):
nums = [1]
solution.rotate(nums=nums, k=1)
assert nums == nums
def test_example_2(self):
for solution in (Solution(), OfficialSolutionApproach4()):
nums = [-1, -100, 3, 99]
solution.rotate(nums=nums, k=2)
assert nums == [3, 99, -1, -100]