fixed zformats test

Steven Munn · Steven Munn · commit f3bf57891844 · 2020-01-13T21:52:40.000-08:00
diff --git a/lib/matplotlib/tests/test_dates.py b/lib/matplotlib/tests/test_dates.py
@@ -570,13 +570,13 @@ def _create_auto_date_locator(date1, date2):
 
 
 def test_concise_formatter_zformats():
-    zero_formats = ['', '%Y', '%b', '%b-%d', '%H:%M', '%H:%M']
+    zero_formats = ['', "'%y", '%B', '%m-%d', '%S', '.%f']
 
     def _create_auto_date_locator(date1, date2):
         fig, ax = plt.subplots()
 
         locator = mdates.AutoDateLocator(interval_multiples=True)
-        formatter = mdates.ConciseDateFormatter(locator, zero_formats)
+        formatter = mdates.ConciseDateFormatter(locator, zero_formats=zero_formats)
         ax.yaxis.set_major_locator(locator)
         ax.yaxis.set_major_formatter(formatter)
         ax.set_ylim(date1, date2)
