success(oTable) {
							this.waitFor({
								controlType: sTableType,
								matchers: new Ancestor(oTable),
								success: function(aInnerTable) {
									Opa5.assert.ok(true, `Inner table is ${sTableType}`);
								}
							});
						}
Checks whether the inner table has the expected type.
@param {string} vTable ID of table control
@param {string} sTableType table type (e.g. sap.ui.table.Table)
@returns {Promise} OPA waitFor