messageTestId()
function messageTestId(message: {
  id: string | number;
}): {
  data-testid: string;
};
Helper function to generate a test id for a UiText message.
Parameters
| Parameter | Type | Description | 
|---|---|---|
| message | { id:string|number; } | the UiText message to generate a test id for | 
| message.id | string|number | - | 
Returns
{
  data-testid: string;
}
a unique, stable test id for the message
| Name | Type | 
|---|---|
| data-testid | string |