chromium/third_party/blink/web_tests/fast/forms/week/week-interactive-validation-required.html

<!DOCTYPE html>
<script src="../../../resources/js-test.js"></script>
<script src="../resources/common-interactive-validation-required.js"></script>
<script>
onload = function() {
  testInteractiveValidationRequired({
    'expectedValue' : '2012-W15',
    'inputType' : 'week',
  });
};
</script>