void-basic.js 566 B

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  1. test("basic functionality", () => {
  2. expect(void "").toBeUndefined();
  3. expect(void "foo").toBeUndefined();
  4. expect(void 1).toBeUndefined();
  5. expect(void 42).toBeUndefined();
  6. expect(void true).toBeUndefined();
  7. expect(void false).toBeUndefined();
  8. expect(void null).toBeUndefined();
  9. expect(void undefined).toBeUndefined();
  10. expect(void function () {}).toBeUndefined();
  11. expect(void (() => {})).toBeUndefined();
  12. expect(void (() => "hello friends")()).toBeUndefined();
  13. expect((() => void "hello friends")()).toBeUndefined();
  14. });