Function focusOption

packages/react-select/src/__tests__/Select.test.tsx:858–876

(
  container: HTMLElement,
  option: Option | OptionNumberValue | OptionBooleanValue,
  options: readonly (Option | OptionNumberValue | OptionBooleanValue)[]
)

);

function focusOption(
  container: HTMLElement,
  option: Option | OptionNumberValue | OptionBooleanValue,
  options: readonly (Option | OptionNumberValue | OptionBooleanValue)[]
) {
  let indexOfSelectedOption = options.findIndex(
    (o) => o.value === option.value
  );

  for (let i = -1; i < indexOfSelectedOption; i++) {
    fireEvent.keyDown(container.querySelector('.react-select__menu')!, {
      keyCode: 40,
      key: 'ArrowDown',
    });
  }
  expect(
    container.querySelector('.react-select__option--is-focused')!.textContent
  ).toEqual(option.label);
}

cases(
  'hitting escape on select option',