From b26aafe27c458e429814d006fc7fe9a7c497715f 2013-08-01 18:29:18
From: Jonathan Frederic <jdfreder@calpoly.edu>
Date: 2013-08-01 18:29:18
Subject: [PATCH] Add leave_padding option to fuzzy compare

---

diff --git a/IPython/nbconvert/tests/base.py b/IPython/nbconvert/tests/base.py
index c3d58e8..021b784 100644
--- a/IPython/nbconvert/tests/base.py
+++ b/IPython/nbconvert/tests/base.py
@@ -37,7 +37,7 @@ class TestsBase(object):
 
     def fuzzy_compare(self, a, b, newlines_are_spaces=True, tabs_are_spaces=True, 
                       fuzzy_spacing=True, ignore_spaces=False, 
-                      ignore_newlines=False, case_sensitive=False):
+                      ignore_newlines=False, case_sensitive=False, leave_padding=False):
         """
         Performs a fuzzy comparison of two strings.  A fuzzy comparison is a
         comparison that ignores insignificant differences in the two comparands.
@@ -45,6 +45,10 @@ class TestsBase(object):
         parameters of this method.
         """
 
+        if not leave_padding:
+            a = a.strip()
+            b = b.strip()
+
         if ignore_newlines:
             a = a.replace('\n', '')
             b = b.replace('\n', '')