Function assertCallbacks

frontend/lib/src/WidgetStateManager.test.ts:107–125

({
    insideForm,
  }: {
    insideForm: boolean
  })

  /** Assert calls of our callback functions. */
  const assertCallbacks = async ({
    insideForm,
  }: {
    insideForm: boolean
  }): Promise<void> => {
    if (insideForm) {
      expect(sendBackMsg).not.toHaveBeenCalled()
    } else {
      await waitFor(() => {
        expect(sendBackMsg).toHaveBeenCalledTimes(1)
        expect(sendBackMsg).toHaveBeenCalledWith(
          expect.anything(),
          undefined, // fragmentId
          undefined,
          undefined
        )
      })
    }
  }

  it.each([false, true])(
    "sets string value correctly (insideForm=%s)",