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gh-116750: Add clear_tool_id function to unregister events and callbacks (#124568)

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Tian Gao 2024-10-01 10:32:55 -07:00 • committed by GitHub
parent b482538523
commit 5e0abb4788
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8 changed files with 165 additions and 8 deletions
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41
Lib/test/test_monitoring.py
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@ -46,10 +46,14 @@ def nth_line(func, offset):
class MonitoringBasicTest(unittest.TestCase):
def tearDown(self):
sys.monitoring.free_tool_id(TEST_TOOL)
def test_has_objects(self):
m = sys.monitoring
m.events
m.use_tool_id
m.clear_tool_id
m.free_tool_id
m.get_tool
m.get_events
@ -77,6 +81,43 @@ class MonitoringBasicTest(unittest.TestCase):
with self.assertRaises(ValueError):
sys.monitoring.set_events(TEST_TOOL, sys.monitoring.events.CALL)
def test_clear(self):
events = []
sys.monitoring.use_tool_id(TEST_TOOL, "MonitoringTest.Tool")
sys.monitoring.register_callback(TEST_TOOL, E.PY_START, lambda *args: events.append(args))
sys.monitoring.register_callback(TEST_TOOL, E.LINE, lambda *args: events.append(args))
def f():
a = 1
sys.monitoring.set_local_events(TEST_TOOL, f.__code__, E.LINE)
sys.monitoring.set_events(TEST_TOOL, E.PY_START)
f()
sys.monitoring.clear_tool_id(TEST_TOOL)
f()
# the first f() should trigger a PY_START and a LINE event
# the second f() after clear_tool_id should not trigger any event
# the callback function should be cleared as well
self.assertEqual(len(events), 2)
callback = sys.monitoring.register_callback(TEST_TOOL, E.LINE, None)
self.assertIs(callback, None)
sys.monitoring.free_tool_id(TEST_TOOL)
events = []
sys.monitoring.use_tool_id(TEST_TOOL, "MonitoringTest.Tool")
sys.monitoring.register_callback(TEST_TOOL, E.LINE, lambda *args: events.append(args))
sys.monitoring.set_local_events(TEST_TOOL, f.__code__, E.LINE)
f()
sys.monitoring.free_tool_id(TEST_TOOL)
sys.monitoring.use_tool_id(TEST_TOOL, "MonitoringTest.Tool")
f()
# the first f() should trigger a LINE event, and even if we use the
# tool id immediately after freeing it, the second f() should not
# trigger any event
self.assertEqual(len(events), 1)
sys.monitoring.free_tool_id(TEST_TOOL)
class MonitoringTestBase: