SF.net SVN: matplotlib:[7733] trunk/matplotlib/lib/matplotlib

[<as...@us...>]

Revision: 7733
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7733&view=rev
Author:   astraw
Date:     2009-09-10 22:32:08 +0000 (Thu, 10 Sep 2009)

Log Message:
-----------
testing: add test for SF#2856495

Modified Paths:
--------------
    trunk/matplotlib/lib/matplotlib/__init__.py

Added Paths:
-----------
    trunk/matplotlib/lib/matplotlib/tests/test_backend_svg.py

Modified: trunk/matplotlib/lib/matplotlib/__init__.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/__init__.py	2009-09-10 11:39:23 UTC (rev 7732)
+++ trunk/matplotlib/lib/matplotlib/__init__.py	2009-09-10 22:32:08 UTC (rev 7733)
@@ -878,6 +878,7 @@
 
 default_test_modules = [
     'matplotlib.tests.test_agg',
+    'matplotlib.tests.test_backend_svg',
     'matplotlib.tests.test_basic',
     'matplotlib.tests.test_cbook',
     'matplotlib.tests.test_transforms',

Added: trunk/matplotlib/lib/matplotlib/tests/test_backend_svg.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/tests/test_backend_svg.py	                        (rev 0)
+++ trunk/matplotlib/lib/matplotlib/tests/test_backend_svg.py	2009-09-10 22:32:08 UTC (rev 7733)
@@ -0,0 +1,30 @@
+import matplotlib.pyplot as plt
+import numpy as np
+import cStringIO as StringIO
+import xml.parsers.expat
+from matplotlib.testing.decorators import knownfailureif
+
+@knownfailureif(True)
+def test_visibility():
+    # This is SF 2856495. See
+    # https://sourceforge.net/tracker/?func=detail&aid=2856495&group_id=80706&atid=560720
+    fig=plt.figure()
+    ax=fig.add_subplot(1,1,1)
+
+    x = np.linspace(0,4*np.pi,50)
+    y = np.sin(x)
+    yerr = np.ones_like(y)
+
+    a,b,c=ax.errorbar(x,y,yerr=yerr,fmt='ko')
+    for artist in b:
+        artist.set_visible(False)
+
+    fd = StringIO.StringIO()
+    fig.savefig(fd,format='svg')
+
+    fd.seek(0)
+    buf = fd.read()
+    fd.close()
+
+    parser = xml.parsers.expat.ParserCreate()
+    parser.Parse(buf) # this will raise ExpatError if the svg is invalid


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