[Webkit-unassigned] [Bug 193278] New: Setting <option> value to empty via JS prevents validation

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=193278

            Bug ID: 193278
           Summary: Setting <option> value to empty via JS prevents
                    validation
           Product: WebKit
           Version: Safari 12
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Forms
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: martin_petrov at me.com
                CC: cdumez at apple.com, wenson_hsieh at apple.com

Submit a form with <select required> where the current <option> value is set to empty via js. It's not validated.

https://jsfiddle.net/njw9pvo5/

<form>
  <select required>
    <option id=myoption>test</option>
  </select>
  <button>submit</button>
</form>

<script>
  myoption.value = ''
</script>

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