File: data-url.html

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<!doctype html>
<meta charset="utf-8">
<title>Test data URL and scripts errors</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
  setup({allow_uncaught_exception:true});
  async_test(function(t) {
    var counter = 1
    window.onerror = t.step_func((message, url, lineno, colno, e) => {
      // Test that error is not muted as data URLs have a response type of "default"
      // and errors should only be muted if the response type is "opaque" or "opaqueredirect"
      assert_not_equals(message, "Script error.")
      assert_not_equals(url, null);
      assert_not_equals(url, "");
      assert_equals(typeof lineno, "number");
      assert_not_equals(lineno, 0);
      assert_equals(typeof colno, "number");
      assert_not_equals(colno, 0);
      assert_equals(typeof e, "number")
      assert_equals(e, counter)
      if (counter == 3) {
        t.done()
      }
      counter++
    });
  });
</script>
<script src="data:,throw 1"></script>
<script src="data:,throw 2" crossorigin></script>
<script src="data:,throw 3" crossorigin=use-credentials></script>