def test_append_dynamic_array(self):
arr = arrays.DynamicArray(data=[1, 2, 3, 4, 5, 6])
for i in range(100):
arr.append(i)
self.assertEqual(arr.last(), 99)
self.assertEqual(arr.size(), 106)
def test_pop_dynamic_array(self):
arr = arrays.DynamicArray(data=[1, 2, 3, 4, 5, 6])
for i in range(6):
arr.pop()
try:
arr.last()
except ValueError:
self.assertTrue(True)
self.assertEqual(arr.size(), 0)
def test_dynamic_array_setting(self):
arr = arrays.DynamicArray(4)
arr[0] = 1
arr[1] = 2
arr[2] = 3
arr[3] = 4
self.assertEqual(arr[0], 1)
self.assertEqual(arr[1], 2)
self.assertEqual(arr[2], 3)
self.assertEqual(arr[3], 4)
def test_failure_on_negative_sized_dynamic_array(self):
try:
arrays.DynamicArray(-10)
except ValueError:
self.assertTrue(True)
def test_failure_on_zero_dynamic_array(self):
try:
arrays.DynamicArray(0)
except ValueError:
self.assertTrue(True)
def test_failure_on_null_dynamic_array(self):
try:
arrays.DynamicArray(data=[])
except ValueError:
self.assertTrue(True)
def test_dynamic_array_getting(self):
arr = arrays.DynamicArray(data=[1, 2, 3, 4])
self.assertEqual(arr[0], 1)
self.assertEqual(arr[1], 2)
self.assertEqual(arr[2], 3)
self.assertEqual(arr[3], 4)
def test_dynamic_array_creation(self):
self.assertTrue(arrays.DynamicArray(10))