file_use_counter_sanitizer_noop.html

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<!DOCTYPE html>

<meta charset="utf-8">

<title>Use counter test for Sanitizer calls that change nothing</title>

<style>

  /* Sentinel use counter to signal that telemetry for this document has been captured */

  div {

    marker-mid: initial;

</style>

<div id="host"></div>

<script>

  const sanitizer = new Sanitizer();

  // Asking for something the default configuration already does must not count

  // as configuring that part of the configuration.

  sanitizer.setComments(false);

  sanitizer.setDataAttributes(false);

  sanitizer.setJavascriptURLs(false);

  sanitizer.removeElement("script");

  // Reading the configuration must not count as configuring it either, even

  // though it materializes the lazy default config.

  sanitizer.get();

  document.getElementById("host").setHTML("<p>noop</p>", { sanitizer });

</script>