TST: add test

jklymak · jklymak · commit 5e6031493daf · 2019-01-09T15:55:45.000-08:00
diff --git a/lib/matplotlib/tests/test_ticker.py b/lib/matplotlib/tests/test_ticker.py
@@ -183,6 +183,10 @@ def test_switch_to_autolocator(self):
         loc = mticker.LogLocator(subs="all")
         assert_array_equal(loc.tick_values(0.45, 0.55),
                            [0.44, 0.46, 0.48, 0.5, 0.52, 0.54, 0.56])
+        # check that we *skip* 1.0, and 10, because this is a minor locator
+        loc = mticker.LogLocator(subs=np.arange(2, 10))
+        assert 1.0 not in loc.tick_values(0.9, 20.)
+        assert 10.0 not in loc.tick_values(0.9, 20.)
 
     def test_set_params(self):
         """
