Fix Chip rendering bug (#693)

* Fix Chip rendering bug

* Add tests

Author: philippjfr

src/panel_material_ui/widgets/button.py

@@ -288,7 +288,7 @@ class Chip(_ButtonLike, _ClickButton):
     _esm_base = "Chip.jsx"
     _event = "dom_event"
     _rename: t.ClassVar[dict[str, str | None]] = {
-        "color": "color", "label": "label", "variant": "variant", "object": None
+        "color": "color", "label": "label", "variant": "variant", "object": None, "name": None
     }
 
     def __init__(self, label=None, **params):

tests/test_render.py

@@ -0,0 +1,40 @@
+from datetime import date, datetime
+
+import param
+import pytest
+
+from bokeh.document import Document
+
+from panel_material_ui.base import MaterialComponent
+
+
+SKIP = {'NumberInput'}
+
+KWARGS = {
+    'DateRangeSlider': dict(
+        start=date(2025, 1, 1), end=date(2025, 12, 31),
+        value=(date(2025, 1, 1), date(2025, 6, 1))
+    ),
+    'DatetimeRangeSlider': dict(
+        start=datetime(2025, 1, 1), end=datetime(2025, 12, 31),
+        value=(datetime(2025, 1, 1), datetime(2025, 6, 1))
+    ),
+    'DiscreteSlider': dict(options=[1, 2, 3], value=1),
+}
+
+
+def get_components():
+    descendants = param.concrete_descendents(MaterialComponent)
+    return [
+        (name, cls)
+        for name, cls in sorted(descendants.items())
+        if not name.startswith('_') and name not in SKIP
+    ]
+
+
+@pytest.mark.parametrize("name,cls", get_components(), ids=[c[0] for c in get_components()])
+def test_component_renders(name, cls):
+    kwargs = KWARGS.get(name, {})
+    instance = cls(**kwargs)
+    root = instance.get_root(Document())
+    assert root is not None