From 46b8b9d9b154ffa5a3b9232667ac1a6ddc658c9b Mon Sep 17 00:00:00 2001
From: y-p <yoval@gmx.com>
Date: Fri, 23 Nov 2012 14:02:17 +0200
Subject: [PATCH] VB: add test for iteritems performance

catch the regression noted in #2273 next time.
---
 vb_suite/frame_methods.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/vb_suite/frame_methods.py b/vb_suite/frame_methods.py
index 08f041d835f76..7cf1fc6cf34c5 100644
--- a/vb_suite/frame_methods.py
+++ b/vb_suite/frame_methods.py
@@ -65,3 +65,14 @@
 
 frame_boolean_row_select = Benchmark('df[bool_arr]', setup,
                                      start_date=datetime(2011, 1, 1))
+
+#----------------------------------------------------------------------
+# iteritems (monitor no-copying behaviour)
+
+setup = common_setup + """
+df = DataFrame(randn(10000, 100))
+"""
+
+# as far back as the earliest test currently in the suite
+frame_iteritems = Benchmark('for name,col in df.iteritems(): pass', setup,
+                                     start_date=datetime(2010, 6, 1))