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Test Info:
- This WPT test may be referenced by the following Test IDs:
            - /mathml/scripts/subscript-italic-correction.html - WPT Dashboard Interop Dashboard
 
<!DOCTYPE html>
<html>
  <head>
    <title>italic correction for subscripts</title>
    <meta charset="utf-8"/>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script type="text/javascript">
      function verifyItalicCorrections()
      {
        var epsilon = 2;
        for (var i = 0; i < 8; i += 2) {
          var sub = document.getElementById("s" + i);
          var sup = document.getElementById("s" + (i+1));
          var italicCorrection =
           sup.getBoundingClientRect().left - sub.getBoundingClientRect().left;
          assert_greater_than(italicCorrection, epsilon);
        }
      }
      promise_test(() => {
        return new Promise(resolve => {
          window.addEventListener("load", resolve);
        }).then(verifyItalicCorrections);
      }, "Italic correction of base is used to place subscripts.");
    </script>
    <style>
      math { font-size: 50px; }
    </style>
  </head>
  <body>
    <div>
      <math>
        <msubsup>
          <mi mathbackground="#5f5">f</mi>
          <mspace id="s0" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s1" width="50px" height="50px" mathbackground="blue"/>
        </msubsup>
      </math>
    </div>
    <br/>
    <div>
      <math>
        <mmultiscripts>
          <mi mathbackground="#5f5">f</mi>
          <mspace id="s2" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s3" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s4" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s5" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s6" width="50px" height="50px" mathbackground="blue"/>
          <mspace id="s7" width="50px" height="50px" mathbackground="blue"/>
        </mmultiscripts>
      </math>
    </div>
  </body>
</html>