remove obsolete test and add explanation

src/superqt/combobox/_enum_combobox.py

@@ -28,7 +28,16 @@ def _get_name(enum_value: Enum):
                     f"Expected Flag instance, got {enum_value}"
                 )  # pragma: no cover
             if sys.version_info >= (3, 11):
+                # There is a bug in some releases of Python 3.11 (for example 3.11.3)
+                # that leads to wrong evaluation of or operation on Flag members
+                # and produces numeric value without proper set name property.
                 return f"{enum_value.value}"
+
+            # Before python 3.11 there is no smart name set during
+            # the creation of Flag members.
+            # We needs to decompose the value to get the name.
+            # It is under if condition because it uses private API.
+
             from enum import _decompose
 
             members, not_covered = _decompose(enum_value.__class__, enum_value.value)

tests/test_enum_comb_box.py

@@ -197,53 +197,6 @@ def test_enum_flag_create_collision(qtbot):
     assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
 
 
-@pytest.mark.skipif(
-    sys.version_info < (3, 11), reason="different representation in 3.11"
-)
-def test_enum_flag_create_collision_not_covered_py311(qtbot):
-    enum = QEnumComboBox(enum_class=Flag2)
-    qtbot.addWidget(enum)
-    assert [enum.itemText(i) for i in range(enum.count())] == [
-        "a",
-        "b",
-        "c",
-        "a|b",
-        "a|b|4",
-    ]
-
-
-@pytest.mark.skipif(
-    sys.version_info >= (3, 11), reason="different representation in 3.11"
-)
-def test_enum_flag_create_collision_not_covered(qtbot):
-    enum = QEnumComboBox(enum_class=Flag2)
-    qtbot.addWidget(enum)
-    assert [enum.itemText(i) for i in range(enum.count())] == [
-        "a",
-        "b",
-        "c",
-        "a|b",
-        "a|b|c",
-    ]
-
-
-@pytest.mark.skipif(
-    sys.version_info < (3, 11), reason="different representation in 3.11"
-)
-def test_enum_flag_create_collision_evaluated_to_seven_py311(qtbot):
-    enum = QEnumComboBox(enum_class=FlagOrNum)
-    qtbot.addWidget(enum)
-    assert [enum.itemText(i) for i in range(enum.count())] == [
-        "a",
-        "b",
-        "c",
-        "7",
-        "c|3",
-        "c|5",
-        "c|7",
-    ]
-
-
 @pytest.mark.skipif(
     sys.version_info >= (3, 11), reason="different representation in 3.11"
 )