test(helper): add tests in helper

skore/tests/unit/sklearn/test_base.py

@@ -178,12 +178,20 @@ def test_get_cached_response_values_different_data_source_hash(
 
 class MockReport:
     def __init__(self, estimator, X_train=None, y_train=None, X_test=None, y_test=None):
-        """Mock a report with the minimal required attributes."""
+        """Mock a report with the minimal required attributes.
+
+        Attributes
+        ----------
+        no_private : dummy object
+            The text to catch.
+        """
         self._estimator = estimator
         self._X_train = X_train
         self._y_train = y_train
         self._X_test = X_test
         self._y_test = y_test
+        self.no_private = "no_private"
+        self.attr_without_description = "attr_without_description"
 
     @property
     def estimator_(self):
@@ -305,3 +313,15 @@ def test_base_accessor_get_X_y_and_data_source_hash(data_source):
         assert X is X_test
         assert y is y_test
         assert data_source_hash == joblib.hash((X_test, y_test))
+
+
+def test_base_accessor_get_attributes_description():
+    _get_attributes_for_help = MockAccessor._get_attributes_for_help
+
+    # should only catch non private attributes
+    assert len(_get_attributes_for_help()) == 1
+    assert MockAccessor._get_attribute_description("no_private") == "The text to catch"
+    assert (
+        MockAccessor._get_attribute_description("attr_without_description")
+        == "No description available"
+    )