def test_contains(): stack = CallStack.current() frame = CallFrame.current() assert frame in stack
def test_context(): with CallStack.current() as stack: assert len(stack) > 0 assert len(stack) == 0
def test_get(): stack = CallStack.current() frame = CallFrame.current() assert stack[-1] == frame
def test_slicing(): stack = CallStack.current() _ = stack[:5]
def test_indexing(): stack = CallStack.current() frame = CallFrame.current() assert frame == stack[-1]
def test_len(): stack = CallStack.current() assert len(stack) > 0
def test_reverse_iteration(): stack = CallStack.current() list(reversed(stack))
def test_iteration(): stack = CallStack.current() list(stack)
def test_from_frame(): frame = CallFrame.current() stack = CallStack.from_frame(frame) assert stack[-1] == frame