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<!doctype html>
<title>Support for the :user-valid pseudo-class</title>
<link rel="author" title="Tim Nguyen" href="https://github.com/nt1m">
<link rel="help" href="https://drafts.csswg.org/selectors/#user-pseudos">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<style>
input {
border: 2px solid black;
}
input:user-valid {
border-color: green;
}
input:user-invalid {
border-color: red;
}
</style>
<input id="initially-valid" type="email">
<script>
promise_test(async () => {
const input = document.querySelector("#initially-valid");
assert_true(input.validity.valid);
// The selector can't match because no interaction has happened.
assert_false(input.matches(':user-valid'));
assert_false(input.matches(":user-valid"), "Initially does not match :user-valid");
assert_false(input.matches(":user-invalid"), "Initially does not match :user-invalid");
await test_driver.click(input);
input.blur();
assert_false(input.matches(":user-valid"), "No change happened, still does not match :user-valid");
assert_false(input.matches(":user-invalid"), "No change happened, still does not match :user-invalid");
await test_driver.click(input);
await test_driver.send_keys(input, "test@example.com");
input.blur();
assert_true(input.matches(":user-valid"), "Typed a valid email, :user-valid now matches");
assert_false(input.matches(":user-invalid"), "Typed a valid email, :user-invalid does not match");
input.required = true;
input.value = "";
assert_false(input.matches(":user-valid"), "Cleared required input, :user-valid no longer matches");
assert_true(input.matches(":user-invalid"), "Cleared required input, :user-invalid now matches");
}, ":user-valid selector should respond to user action");
</script>
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