self = <ipatests.test_webui.test_user.TestSSHkeys object at 0x7f3742746340>
    @screenshot
    def test_ssh_keys(self):
        self.init_app()
        # add and undo SSH key
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False,
                                  navigate=True)
        self.assert_num_ssh_keys(1)
        self.undo_ssh_keys()
        self.assert_num_ssh_keys(0)
        # add and undo 2 SSH keys (using undo all)
        ssh_keys = [user.SSH_RSA, user.SSH_DSA]
        self.add_sshkey_to_record(ssh_keys, 'admin', save=False)
        self.assert_num_ssh_keys(2)
        self.undo_ssh_keys(btn_name='undo_all')
        self.assert_num_ssh_keys(0)
        # add SSH key and refresh
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.assert_num_ssh_keys(1)
        self.facet_button_click('refresh')
        self.assert_num_ssh_keys(0)
        # add SSH key and revert
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.assert_num_ssh_keys(1)
        self.facet_button_click('revert')
        self.assert_num_ssh_keys(0)
        # add SSH key, move elsewhere and cancel.
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.assert_num_ssh_keys(1)
        self.switch_to_facet('memberof_group')
        self.dialog_button_click('cancel')
        self.assert_num_ssh_keys(1)
        self.undo_ssh_keys()
        # add SSH key, move elsewhere and click reset button.
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.assert_num_ssh_keys(1)
        self.switch_to_facet('memberof_group')
        self.wait_for_request()
        self.dialog_button_click('revert')
        self.wait()
        self.switch_to_facet('details')
        self.assert_num_ssh_keys(0)
        # add SSH key, move elsewhere and click save button.
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.assert_num_ssh_keys(1)
        self.switch_to_facet('memberof_group')
        self.wait()
        self.dialog_button_click('save')
        self.wait_for_request(n=4)
        self.switch_to_facet('details')
        self.assert_num_ssh_keys(1)
        self.delete_record_sshkeys('admin')
        # add, save and delete RSA and DSA keys
        keys = [user.SSH_RSA, user.SSH_DSA]
        self.add_sshkey_to_record(keys, 'admin')
        self.assert_num_ssh_keys(2)
        self.delete_record_sshkeys('admin')
        self.assert_num_ssh_keys(0)
        # add RSA SSH keys with trailing space and "=" sign at the end
        keys = [user.SSH_RSA+" ", user.SSH_RSA2+"="]
        self.add_sshkey_to_record(keys, 'admin')
        self.assert_num_ssh_keys(2)
        self.delete_record_sshkeys('admin')
        self.assert_num_ssh_keys(0)
        # lets try to add empty SSH key (should fail)
        self.add_sshkey_to_record('', 'admin')
        self.assert_last_error_dialog(EMPTY_MOD)
        self.dialog_button_click('cancel')
        self.undo_ssh_keys()
        # try to add invalid SSH key
        self.add_sshkey_to_record('invalid_key', 'admin')
        self.assert_last_error_dialog(INVALID_SSH_KEY)
        self.dialog_button_click('cancel')
        self.undo_ssh_keys()
        # add duplicate SSH keys
        self.add_sshkey_to_record(user.SSH_RSA, 'admin')
        self.add_sshkey_to_record(user.SSH_RSA, 'admin', save=False)
        self.facet_button_click('save')
        self.assert_last_error_dialog(EMPTY_MOD)
        self.dialog_button_click('cancel')
        # test SSH key edit when user lacks write rights for related attribute
        # see ticket 3800 (we use DATA_SPECIAL_CHARS just for convenience)
        self.add_record(user.ENTITY, [user.DATA2, user.DATA_SPECIAL_CHARS])
        self.add_sshkey_to_record(user.SSH_RSA, user.PKEY2, navigate=True)
        self.logout()
        self.init_app(user.PKEY_SPECIAL_CHARS, user.PASSWD_SCECIAL_CHARS)
        self.navigate_to_record(user.PKEY2, entity=user.ENTITY)
        show_ssh_key_btn = self.find('div.widget .btn[name="ipasshpubkey-0"]',
                                     By.CSS_SELECTOR)
        show_ssh_key_btn.click()
        ssh_key_e = self.find('textarea', By.CSS_SELECTOR, self.get_dialog())
        assert ssh_key_e.get_attribute('readonly') == 'true'
>       self.dialog_button_click('cancel')
test_webui/test_user.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
test_webui/ui_driver.py:705: in dialog_button_click
    self._button_click(s, dialog, name)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
self = <ipatests.test_webui.test_user.TestSSHkeys object at 0x7f3742746340>
selector = ".rcue-dialog-buttons button[name='cancel']"
parent = <selenium.webdriver.firefox.webelement.FirefoxWebElement (session="8e921ef2-1e78-4acb-8877-30aa4a794ce1", element="cdcf252d-0045-48b6-96aa-09690ce295c5")>
name = 'cancel'
    def _button_click(self, selector, parent, name=''):
        btn = self.find(selector, By.CSS_SELECTOR, parent, strict=True)
        self.move_to_element_in_page(btn)
        disabled = btn.get_attribute("disabled")
>       assert btn.is_displayed(), 'Button is not displayed: %s' % name
E       AssertionError: Button is not displayed: cancel
test_webui/ui_driver.py:736: AssertionError