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<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
setup({allow_uncaught_exception : true});
const t_parse = async_test("Import maps shouldn't be parsed as scripts");
const t_evaluate = async_test("Import maps shouldn't be executed as scripts");
const t_external = async_test(
"External import maps shouldn't be executed as scripts");
const errorHandler = event => {
event.preventDefault();
t_parse.unreached_func("An import map is parsed as a classic script")();
};
window.addEventListener("error", errorHandler, {once: true});
</script>
<!-- This import map causes a parse error when parsed as a classic script. -->
<script type="importmap">
{
"imports": {
}
}
</script>
<script>
// Remove error handler, because the following import map can causes parse
// error.
window.removeEventListener("error", errorHandler);
</script>
<script type="importmap">
t_evaluate.unreached_func("An import map is evaluated")();
</script>
<script type="importmap" src="data:text/javascript,t_external.unreached_func('An external import map is evaluated')();"></script>
<script>
t_parse.done();
t_evaluate.done();
t_external.done();
</script>
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