TST: Add 6 and 8 color Petroff color sequences to tests

matthewfeickert · matthewfeickert · commit 324e7f9cade5 · 2025-05-18T01:10:01.000-06:00
* Verify they appear in plt.color_sequences.
diff --git a/lib/matplotlib/tests/test_colors.py b/lib/matplotlib/tests/test_colors.py
@@ -1704,7 +1704,8 @@ def test_color_sequences():
     assert plt.color_sequences is matplotlib.color_sequences  # same registry
     assert list(plt.color_sequences) == [
         'tab10', 'tab20', 'tab20b', 'tab20c', 'Pastel1', 'Pastel2', 'Paired',
-        'Accent', 'Dark2', 'Set1', 'Set2', 'Set3', 'petroff10']
+        'Accent', 'Dark2', 'Set1', 'Set2', 'Set3', 'petroff6', 'petroff8',
+        'petroff10']
     assert len(plt.color_sequences['tab10']) == 10
     assert len(plt.color_sequences['tab20']) == 20
 
