GH-108362: Revert "GH-108362: Incremental GC implementation (GH-108038)" (#115132)

Revert "GH-108362: Incremental GC implementation (GH-108038)"

This reverts commit 36518e69d74607e5f094ce55286188e4545a947d.

1 files changed, 20 insertions, 2 deletions

diff --git a/Lib/test/test_gc.py b/Lib/test/test_gc.py
index 0002852..b01f344 100644
--- a/Lib/test/test_gc.py
+++ b/Lib/test/test_gc.py
@@ -383,11 +383,19 @@ class GCTests(unittest.TestCase):
         # each call to collect(N)
         x = []
         gc.collect(0)
-        # x is now in the old gen
+        # x is now in gen 1
         a, b, c = gc.get_count()
-        # We don't check a since its exact values depends on
+        gc.collect(1)
+        # x is now in gen 2
+        d, e, f = gc.get_count()
+        gc.collect(2)
+        # x is now in gen 3
+        g, h, i = gc.get_count()
+        # We don't check a, d, g since their exact values depends on
         # internal implementation details of the interpreter.
         self.assertEqual((b, c), (1, 0))
+        self.assertEqual((e, f), (0, 1))
+        self.assertEqual((h, i), (0, 0))
 
     def test_trashcan(self):
         class Ouch:
@@ -838,6 +846,16 @@ class GCTests(unittest.TestCase):
         self.assertFalse(
                 any(l is element for element in gc.get_objects(generation=2))
         )
+        gc.collect(generation=1)
+        self.assertFalse(
+                any(l is element for element in gc.get_objects(generation=0))
+        )
+        self.assertFalse(
+                any(l is element for element in  gc.get_objects(generation=1))
+        )
+        self.assertTrue(
+                any(l is element for element in gc.get_objects(generation=2))
+        )
         gc.collect(generation=2)
         self.assertFalse(
                 any(l is element for element in gc.get_objects(generation=0))