Added test for {}.popitem().
diff --git a/Lib/test/test_types.py b/Lib/test/test_types.py
index eec9e2d..cf4f6b4 100644
--- a/Lib/test/test_types.py
+++ b/Lib/test/test_types.py
@@ -265,3 +265,27 @@
d.setdefault('key', []).append(4)
if len(d['key']) <> 2:
raise TestFailed, 'present {} setdefault, w/ 2nd arg'
+# dict.popitem()
+for copymode in -1, +1:
+ # -1: b has same structure as a
+ # +1: b is a.copy()
+ for log2size in range(12):
+ size = 2**log2size
+ a = {}
+ b = {}
+ for i in range(size):
+ a[`i`] = i
+ if copymode < 0:
+ b[`i`] = i
+ if copymode > 0:
+ b = a.copy()
+ for i in range(size):
+ ka, va = ta = a.popitem()
+ if va != int(ka): raise TestFailed, "a.popitem: %s" % str(ta)
+ kb, vb = tb = b.popitem()
+ if vb != int(kb): raise TestFailed, "b.popitem: %s" % str(tb)
+ if copymode < 0 and ta != tb:
+ raise TestFailed, "a.popitem != b.popitem: %s, %s" % (
+ str(ta), str(tb))
+ if a: raise TestFailed, 'a not empty after popitems: %s' % str(a)
+ if b: raise TestFailed, 'b not empty after popitems: %s' % str(b)