fix the test_date images

jdh2358 · jdh2358 · commit a91c86616979 · 2009-09-06T21:55:38.000Z
svn path=/trunk/matplotlib/; revision=7662
diff --git a/lib/matplotlib/tests/test_dates.py b/lib/matplotlib/tests/test_dates.py
@@ -1,19 +1,17 @@
 import datetime 
 import numpy as np
-import matplotlib
-matplotlib.use('Agg')
 from matplotlib.testing.decorators import image_comparison
 import matplotlib.pyplot as plt
 
-@image_comparison(baseline_images=['empty_datetime.png'])
-def test_empty_datetime():
+@image_comparison(baseline_images=['date_empty.png'])
+def test_date_empty():
     # make sure mpl does the right thing when told to plot dates even
     # if no date data has been presented, cf
     # http://sourceforge.net/tracker/?func=detail&aid=2850075&group_id=80706&atid=560720
     fig = plt.figure()
     ax = fig.add_subplot(1,1,1)
     ax.xaxis_date()
-    fig.savefig('empty_datetime.png')
+    fig.savefig('date_empty.png')
 
 @image_comparison(baseline_images=['date_axhspan.png'])
 def test_date_axhspan():
@@ -23,9 +21,9 @@ def test_date_axhspan():
     fig = plt.figure()
     ax = fig.add_subplot(1,1,1)
     ax.axhspan( t0, tf, facecolor="blue", alpha=0.25 )
-    ax.set_xlim(t0-datetime.timedelta(days=5), 
+    ax.set_ylim(t0-datetime.timedelta(days=5), 
                 tf+datetime.timedelta(days=5))
-    fig.autofmt_xdate()
+    fig.subplots_adjust(left=0.25)
     fig.savefig('date_axhspan.png')
 
 @image_comparison(baseline_images=['date_axvspan.png'])
@@ -36,8 +34,8 @@ def test_date_axvspan():
     fig = plt.figure()
     ax = fig.add_subplot(1,1,1)
     ax.axvspan( t0, tf, facecolor="blue", alpha=0.25 )
-    ax.set_xlim(t0-datetime.timedelta(days=5), 
-                tf+datetime.timedelta(days=5))
+    ax.set_xlim(t0-datetime.timedelta(days=720), 
+                tf+datetime.timedelta(days=720))
     fig.autofmt_xdate()
     fig.savefig('date_axvspan.png')
 
@@ -49,20 +47,20 @@ def test_date_axhline():
     tf = datetime.datetime(2009, 1, 31)
     fig = plt.figure()
     ax = fig.add_subplot(1,1,1)
-    ax.axhline( t0, tf, facecolor="blue", lw=3)
-    ax.set_xlim(t0-datetime.timedelta(days=5), 
+    ax.axhline( t0, color="blue", lw=3)
+    ax.set_ylim(t0-datetime.timedelta(days=5), 
                 tf+datetime.timedelta(days=5))
-    fig.autofmt_xdate()
+    fig.subplots_adjust(left=0.25)
     fig.savefig('date_axhline.png')
 
 @image_comparison(baseline_images=['date_axvline.png'])
 def test_date_axvline():
     # test ax hline with date inputs
     t0 = datetime.datetime(2000, 1, 20)
-    tf = datetime.datetime(2010, 1, 21)
+    tf = datetime.datetime(2000, 1, 21)
     fig = plt.figure()
     ax = fig.add_subplot(1,1,1)
-    ax.axvline( t0, tf, facecolor="blue", lw=3)
+    ax.axvline( t0, color="red", lw=3)
     ax.set_xlim(t0-datetime.timedelta(days=5), 
                 tf+datetime.timedelta(days=5))
     fig.autofmt_xdate()
@@ -74,3 +72,4 @@ def test_date_axvline():
     nose.runmodule(argv=['-s','--with-doctest'], exit=False)                     
 
 
+
