remove test_vegalite_to_vega_mimebundle in test_mimebundle

tests/utils/tests/test_mimebundle.py

@@ -40,43 +40,6 @@ def vegalite_spec():
     }
 
 
-@pytest.mark.save_engine
-@pytest.mark.parametrize("engine", ["vl-convert", "altair_saver", None])
-def test_vegalite_to_vega_mimebundle(engine, vegalite_spec, vega_spec):
-    if engine == "vl-convert" and vlc is None:
-        pytest.skip("vl_convert not importable; cannot run mimebundle tests")
-    elif engine == "altair_saver" and altair_saver is None:
-        pytest.skip("altair_saver not importable; cannot run mimebundle tests")
-    elif vlc is None and altair_saver is None:
-        pytest.skip(
-            "Neither altair_saver nor vl_convert are importable;"
-            + " cannot run mimebundle tests"
-        )
-
-    # temporary fix for https://github.com/vega/vega-lite/issues/7776
-    def delete_none(axes):
-        for axis in axes:
-            for key, value in list(axis.items()):
-                if value is None:
-                    del axis[key]
-        return axes
-
-    bundle = spec_to_mimebundle(
-        spec=vegalite_spec,
-        format="vega",
-        mode="vega-lite",
-        vega_version=alt.VEGA_VERSION,
-        vegalite_version=alt.VEGALITE_VERSION,
-        vegaembed_version=alt.VEGAEMBED_VERSION,
-        engine=engine,
-    )
-
-    bundle["application/vnd.vega.v5+json"]["axes"] = delete_none(
-        bundle["application/vnd.vega.v5+json"]["axes"]
-    )
-    assert bundle == {"application/vnd.vega.v5+json": vega_spec}
-
-
 def test_spec_to_vegalite_mimebundle(vegalite_spec):
     bundle = spec_to_mimebundle(
         spec=vegalite_spec,