TST : test plot(.., color='none')

tacaswell · tacaswell · commit d2a9f6bfc83d · 2014-01-24T00:26:39.000-05:00
added failing test for issue #2760
diff --git a/lib/matplotlib/tests/test_lines.py b/lib/matplotlib/tests/test_lines.py
@@ -14,7 +14,7 @@
 def test_invisible_Line_rendering():
     """
     Github issue #1256 identified a bug in Line.draw method
-    
+
     Despite visibility attribute set to False, the draw method was not
     returning early enough and some pre-rendering code was executed
     though not necessary.
@@ -67,6 +67,19 @@ def test_set_line_coll_dash():
     assert True
 
 
+@cleanup
+def test_line_colors():
+    fig = plt.figure()
+    ax = fig.add_subplot(1, 1, 1)
+    ax.plot(range(10), color='none')
+    ax.plot(range(10), color='r')
+    ax.plot(range(10), color='.3')
+    ax.plot(range(10), color=(1, 0, 0, 1))
+    ax.plot(range(10), color=(1, 0, 0))
+    fig.canvas.draw()
+    assert True
+
+
 @image_comparison(baseline_images=['line_collection_dashes'], remove_text=True)
 def test_set_line_coll_dash_image():
     fig = plt.figure()
