TST: adjust test

tacaswell · tacaswell · commit b0f7a18c8751 · 2022-10-21T16:16:26.000-04:00
We no longer just hold onto the savefig kwargs passed in from the user so
adjust test to make sure the user values go through rather than simple
dictionary equality.
diff --git a/lib/matplotlib/tests/test_animation.py b/lib/matplotlib/tests/test_animation.py
@@ -82,7 +82,10 @@ def test_null_movie_writer(anim):
     assert writer.outfile == filename
     assert writer.dpi == dpi
     assert writer.args == ()
-    assert writer.savefig_kwargs == savefig_kwargs
+    # we enrich the savefig kwargs to ensure we composite transparent
+    # output to as opaque background
+    for k, v in savefig_kwargs.items():
+        assert writer.savefig_kwargs[k] == v
     assert writer._count == anim.save_count
 
 
