[test][assetwidget] Add missing test for deleting asset in edition

Only the yes condition was tested. Now both use cases
are treated.

beat/editor/test/test_assetwidget.py

@@ -301,7 +301,10 @@ class TestAssetWidget:
             assert target_name in asset_model.stringList()
             assert os.path.exists(asset_model.json_path(target_name))
 
-    def test_delete(
+    @pytest.mark.parametrize(
+        "messagebox_answer", [QMessageBox.Yes, QMessageBox.No], ids=["Yes", "No"]
+    )
+    def test_delete_asset_in_edition(
         self,
         qtbot,
         monkeypatch,
@@ -309,21 +312,28 @@ class TestAssetWidget:
         beat_context,
         asset_type,
         asset_type_prefix_entry_map,
+        messagebox_answer,
     ):
         asset_widget = AssetWidget()
         qtbot.addWidget(asset_widget)
         asset_widget.set_context(beat_context)
         asset_name = asset_type_prefix_entry_map[asset_type][0]
 
-        monkeypatch.setattr(QMessageBox, "question", lambda *args: QMessageBox.Yes)
+        monkeypatch.setattr(QMessageBox, "question", lambda *args: messagebox_answer)
 
         asset = Asset(test_prefix, asset_type, asset_name)
         with qtbot.waitSignal(asset_widget.currentAssetChanged):
             asset_widget.loadAsset(asset)
         assert asset_widget.current_editor.asset_type != AssetType.UNKNOWN
+
         asset_widget.deleteAsset(asset.declaration_path)
-        assert asset_widget.current_editor.asset_type == AssetType.UNKNOWN
-        assert not os.path.exists(asset.declaration_path)
+        if messagebox_answer == QMessageBox.Yes:
+            assert asset_widget.current_editor.asset_type == AssetType.UNKNOWN
+            assert not os.path.exists(asset.declaration_path)
+        else:
+            assert asset_widget.current_editor.asset_type != AssetType.UNKNOWN
+            assert asset_widget.current_asset == asset
+            assert os.path.exists(asset.declaration_path)
 
     def test_load_empty_json(
         self,