 configured provider', function() {
      setup(function() {
        authElement = fixture('BasicAuth');
      });

      test('has an auth instance', function() {
        expect(authElement.auth).to.be.ok;
      });

      test('eventually signs in', function() {
        return authElement.signInAnonymously().then(function(user) {
          expect(user.uid).to.be.ok;
        });
      });


      test('statusKnown state change', function(done) {
        var originalElement = fixture('RefreshAuth');

      