 "abcdef";
    let b = "ghijkl";
    document.write(a, b);
    assert_equals(document.body.innerText, "abcdefghijkl");
  }, "document.write(String, String)");

  test(t => {
    document.body.innerText = '';
    let a = "abcdef";
    let b = "ghijkl";
    document.writeln(a, b);
    assert_equals(document.body.innerText, "abcdefghijkl");
  }, "document.writeln(String, String)");
</script>
