test: adding test for ColouredEnum component

tests/components/test_coloured_enum.py

@@ -0,0 +1,51 @@
+from pytest import CaptureFixture, LogCaptureFixture
+
+from pydase.components.coloured_enum import ColouredEnum
+from pydase.data_service.data_service import DataService
+
+from .. import caplog  # noqa
+
+
+def test_ColouredEnum(capsys: CaptureFixture) -> None:
+    class MyStatus(ColouredEnum):
+        RUNNING = "#00FF00"
+        FAILING = "#FF0000"
+
+    class ServiceClass(DataService):
+        _status = MyStatus.RUNNING
+
+        @property
+        def status(self) -> MyStatus:
+            return self._status
+
+        @status.setter
+        def status(self, value: MyStatus) -> None:
+            # do something ...
+            self._status = value
+
+    service = ServiceClass()
+
+    service.status = MyStatus.FAILING
+
+    captured = capsys.readouterr()
+
+    expected_output = sorted(
+        [
+            "ServiceClass.status = #FF0000",
+        ]
+    )
+    actual_output = sorted(captured.out.strip().split("\n"))  # type: ignore
+    assert actual_output == expected_output
+
+
+def test_warning(caplog: LogCaptureFixture) -> None:  # noqa
+    class MyStatus(ColouredEnum):
+        RUNNING = "#00FF00"
+        FAILING = "#FF0000"
+
+    class ServiceClass(DataService):
+        status = MyStatus.RUNNING
+
+    assert (
+        "Warning: Class MyStatus does not inherit from DataService." not in caplog.text
+    )