<!DOCTYPE html>
<title>register() and scope</title>
<script src="/resources/testharness.js"></script>
<script src="resources/testharness-helpers.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>

promise_test(function(t) {
    var script = 'resources/empty-worker.js';
    var script_url = new URL(script, location.href);
    var expected_scope = new URL('./', script_url).href;
    return service_worker_unregister(t, expected_scope)
      .then(function() {
        return navigator.serviceWorker.register('resources/empty-worker.js');
      }).then(function(registration) {
        assert_equals(registration.scope, expected_scope,
                      'The default scope should be URL("./", script_url)');
        return registration.unregister();
      }).then(function() {
        t.done();
      });
  }, 'default scope');

promise_test(function(t) {
    // This script must be different than the 'default scope' test, or else
    // the scopes will collide.
    var script = 'resources/empty.js';
    var script_url = new URL(script, location.href);
    var expected_scope = new URL('./', script_url).href;
    return service_worker_unregister(t, expected_scope)
      .then(function() {
        return navigator.serviceWorker.register('resources/empty.js',
                                                { scope: undefined });
      }).then(function(registration) {
        assert_equals(registration.scope, expected_scope,
                      'The default scope should be URL("./", script_url)');
        return registration.unregister();
      }).then(function() {
        t.done();
      });
  }, 'undefined scope');

promise_test(function(t) {
    var script = 'resources/simple-fetch-worker.js';
    var script_url = new URL(script, location.href);
    var expected_scope = new URL('./', script_url).href;
    return service_worker_unregister(t, expected_scope)
      .then(function() {
        return navigator.serviceWorker.register('resources/empty.js',
                                                { scope: null });
      })
      .then(
        function(registration) {
          t.add_cleanup(function() {
              return service_worker_unregister(t, registration.scope);
            });

          assert_unreached('register should fail');
        },
        function(error) {
          assert_equals(error.name, 'SecurityError',
                        'passing a null scope should be interpreted as ' +
                        'scope="null" which violates the path restriction');
          t.done();
        });
  }, 'null scope');

</script>