Class Alert

javascript/selenium-webdriver/lib/webdriver.js:3290–3347

* Represents a modal dialog such as alert, confirm, or * prompt. Provides functions to retrieve the message displayed with * the alert, accept or dismiss the alert, and set the response text (in the * case of prompt).

 * case of {@code prompt}).
 */
class Alert {
  /**
   * @param {!WebDriver} driver The driver controlling the browser this alert
   *     is attached to.
   * @param {string} text The message text displayed with this alert.
   */
  constructor(driver, text) {
    /** @private {!WebDriver} */
    this.driver_ = driver

    /** @private {!Promise<string>} */
    this.text_ = Promise.resolve(text)
  }

  /**
   * Retrieves the message text displayed with this alert. For instance, if the
   * alert were opened with alert("hello"), then this would return "hello".
   *
   * @return {!Promise<string>} A promise that will be
   *     resolved to the text displayed with this alert.
   */
  getText() {
    return this.text_
  }

  /**
   * Accepts this alert.
   *
   * @return {!Promise<void>} A promise that will be resolved
   *     when this command has completed.
   */
  accept() {
    return this.driver_.execute(new command.Command(command.Name.ACCEPT_ALERT))
  }

  /**
   * Dismisses this alert.
   *
   * @return {!Promise<void>} A promise that will be resolved
   *     when this command has completed.
   */
  dismiss() {
    return this.driver_.execute(new command.Command(command.Name.DISMISS_ALERT))
  }

  /**
   * Sets the response text on this alert. This command will return an error if
   * the underlying alert does not support response text (e.g. window.alert and
   * window.confirm).
   *
   * @param {string} text The text to set.
   * @return {!Promise<void>} A promise that will be resolved
   *     when this command has completed.
   */
  sendKeys(text) {
    return this.driver_.execute(new command.Command(command.Name.SET_ALERT_TEXT).setParameter('text', text))
  }
}