zero-sized tick test

scopatz · scopatz · commit 1006c080e0fc · 2017-01-27T01:48:07.000-05:00
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -2341,6 +2341,16 @@ def test_manage_xticks():
     assert_array_equal(old_xlim, new_xlim)
 
 
+@cleanup
+def test_size0_ticks():
+    # allow font size to be zero, which affects ticks when there is
+    # no other text in the figure.
+    plt.plot([0, 1], [0, 1])
+    matplotlib.rcParams.update({'font.size': 0})
+    b = io.BytesIO()
+    plt.savefig(b, dpi=80, format='raw')
+
+
 @image_comparison(baseline_images=['errorbar_basic', 'errorbar_mixed',
                                    'errorbar_basic'])
 def test_errorbar():
