Implement choice feature type (#880)

Implement the choice feature type allowing to provide a list of choices that can be set.

Co-authored-by: sdb9696

kasa/tests/test_feature.py

@@ -1,4 +1,5 @@
 import pytest
+from pytest_mock import MockFixture
 
 from kasa import Feature
 
@@ -110,6 +111,23 @@ async def test_feature_action(mocker):
     mock_call_action.assert_called()
 
 
+async def test_feature_choice_list(dummy_feature, caplog, mocker: MockFixture):
+    """Test the choice feature type."""
+    dummy_feature.type = Feature.Type.Choice
+    dummy_feature.choices = ["first", "second"]
+
+    mock_setter = mocker.patch.object(dummy_feature.device, "dummysetter", create=True)
+    await dummy_feature.set_value("first")
+    mock_setter.assert_called_with("first")
+    mock_setter.reset_mock()
+
+    with pytest.raises(ValueError):
+        await dummy_feature.set_value("invalid")
+        assert "Unexpected value" in caplog.text
+
+    mock_setter.assert_not_called()
+
+
 @pytest.mark.parametrize("precision_hint", [1, 2, 3])
 async def test_precision_hint(dummy_feature, precision_hint):
     """Test that precision hint works as expected."""