tests/basics/gc1: Add test which triggers GC threshold.

dpgeorge · dpgeorge · commit 439acddc6052 · 2018-02-27T22:39:17.000+11:00
diff --git a/tests/basics/gc1.py b/tests/basics/gc1.py
@@ -27,3 +27,8 @@
     assert(gc.threshold() == 0)
     assert(gc.threshold(-1) is None)
     assert(gc.threshold() == -1)
+
+    # Setting a low threshold should trigger collection at the list alloc
+    gc.threshold(1)
+    [[], []]
+    gc.threshold(-1)
