fix tests

Author: Zylphrex

tests/test_profiler.py

@@ -360,7 +360,7 @@ def test_thread_scheduler_single_background_thread(scheduler_class):
                         "stack_id": 0,
                     },
                 ],
-                "stacks": [(0,)],
+                "stacks": [[0]],
                 "thread_metadata": thread_metadata,
             },
             id="single sample in range",
@@ -411,7 +411,7 @@ def test_thread_scheduler_single_background_thread(scheduler_class):
                         "stack_id": 0,
                     },
                 ],
-                "stacks": [(0,)],
+                "stacks": [[0]],
                 "thread_metadata": thread_metadata,
             },
             id="two identical stacks",
@@ -472,7 +472,7 @@ def test_thread_scheduler_single_background_thread(scheduler_class):
                         "stack_id": 1,
                     },
                 ],
-                "stacks": [(0,), (0, 1)],
+                "stacks": [[0], [0, 1]],
                 "thread_metadata": thread_metadata,
             },
             id="two identical frames",
@@ -571,7 +571,7 @@ def test_thread_scheduler_single_background_thread(scheduler_class):
                         "stack_id": 1,
                     },
                 ],
-                "stacks": [(0, 1), (2, 3)],
+                "stacks": [[0, 1], [2, 3]],
                 "thread_metadata": thread_metadata,
             },
             id="two unique stacks",