From a3d71afaab7527eb447fff3756ee49a7e9212bad 2014-04-21 23:48:30
From: Jessica B. Hamrick <jhamrick@berkeley.edu>
Date: 2014-04-21 23:48:30
Subject: [PATCH] Add test for DisplayObject.__repr__

---

diff --git a/IPython/core/tests/test_display.py b/IPython/core/tests/test_display.py
index 8e55cc0..d44a249 100644
--- a/IPython/core/tests/test_display.py
+++ b/IPython/core/tests/test_display.py
@@ -116,3 +116,19 @@ def test_set_matplotlib_formats_kwargs():
     expected.update(cfg.print_figure_kwargs)
     nt.assert_equal(cell, expected)
 
+def test_displayobject_repr():
+    h = display.HTML('<br />')
+    nt.assert_equal(repr(h), '<IPython.core.display.HTML object>')
+    h._show_mem_addr = True
+    nt.assert_equal(
+        repr(h), '<IPython.core.display.HTML object at %s>' % hex(id(h)))
+    h._show_mem_addr = False
+    nt.assert_equal(repr(h), '<IPython.core.display.HTML object>')
+
+    j = display.Javascript('')
+    nt.assert_equal(repr(j), '<IPython.core.display.Javascript object>')
+    j._show_mem_addr = True
+    nt.assert_equal(
+        repr(j), '<IPython.core.display.Javascript object at %s>' % hex(id(j)))
+    j._show_mem_addr = False
+    nt.assert_equal(repr(j), '<IPython.core.display.Javascript object>')