Issue #26588: add debug traces

Try to debug random failure on buildbots.

1 files changed, 10 insertions, 0 deletions

diff --git a/Lib/test/test_tracemalloc.py b/Lib/test/test_tracemalloc.py
index 359d9c0..44cd539 100644
--- a/Lib/test/test_tracemalloc.py
+++ b/Lib/test/test_tracemalloc.py
@@ -88,6 +88,9 @@ def traceback_filename(filename):
 
 class TestTracemallocEnabled(unittest.TestCase):
     def setUp(self):
+        if _testcapi:
+            _testcapi.tracemalloc_set_debug(True)
+
         if tracemalloc.is_tracing():
             self.skipTest("tracemalloc must be stopped before the test")
 
@@ -95,6 +98,8 @@ class TestTracemallocEnabled(unittest.TestCase):
 
     def tearDown(self):
         tracemalloc.stop()
+        if _testcapi:
+            _testcapi.tracemalloc_set_debug(False)
 
     def test_get_tracemalloc_memory(self):
         data = [allocate_bytes(123) for count in range(1000)]
@@ -877,6 +882,9 @@ class TestCAPI(unittest.TestCase):
     maxDiff = 80 * 20
 
     def setUp(self):
+        if _testcapi:
+            _testcapi.tracemalloc_set_debug(True)
+
         if tracemalloc.is_tracing():
             self.skipTest("tracemalloc must be stopped before the test")
 
@@ -890,6 +898,8 @@ class TestCAPI(unittest.TestCase):
 
     def tearDown(self):
         tracemalloc.stop()
+        if _testcapi:
+            _testcapi.tracemalloc_set_debug(False)
 
     def get_traceback(self):
         frames = _testcapi.tracemalloc_get_traceback(self.domain, self.ptr)