def test_pop_empty_fail(self):
'''
Test that popping from an empty buffer
results in RuntimeException being raised
along with "Buffer empty" exception message
'''
with pytest.raises(RuntimeError) as excinfo:
random_size = random.randrange(1, 100)
buffer = RingBuffer(random_size)
buffer.pop()
self.assertEqual(str(excinfo.value), 'Buffer is empty!')
def test_pop(self):
'''
Test that buffer pop returns pushed value
'''
random_size = random.randrange(1, 100)
buffer = RingBuffer(random_size)
buffer.push(0)
returned_element = buffer.pop()
self.assertEqual(returned_element, 0)