Assistant: 
User: 
    Please analyze the following code file and determine whether it belongs to any of the provided modules based on the listed module descriptions.
    Note that the provided list of modules may not be exhaustive, and some files may not belong to any of the modules. 
    If the code belongs to a module, Only output the module name, without any explanation or additional information; otherwise, return 'None' if it does not belong to any module.

    Modules : {
        "UI": "Handles the front-end user interface, consisting of HTML, CSS, and JavaScript files generated by the Angular framework. It processes user requests and interacts with the server using AJAX for data retrieval and client-side interactions."
"Test Driver": "Facilitates automated regression testing and handles transmission of test data in JSON format. It performs Java testing using TestNG and JavaScript unit-testing with Jest. It also sets up a simulated web server for servlet-level tests and automates end-to-end testing using Selenium Java."
"Logic": "Manages the business logic of TEAMMATES, including handling relationships between entities, managing transactions, input value sanitization, access control rights, and interfacing with GAE-provided or third-party APIs."
"Storage": "Performs CRUD operations on data entities, validation of data, and abstraction of GQL queries, hiding the complexities of datastore from the Logic component."
"Common": "Contains utility classes, custom exceptions, and data transfer objects used across the entire application for easy consolidation and transfer of structured data."
"E2E": "Handles end-to-end testing and load & performance testing, providing helpers, abstractions of browser pages, and test cases for E2E tests and L&P tests."
"Client": "Contains scripts for administrative tasks, such as migrating data to a new schema and calculating statistics. This module connects directly to the application back-end for administrative purposes."
    }

    Code: package teammates.e2e.util; /** * Represents properties in test.properties file. */ public final class TestProperties { /** The directory where JSON files used to create data bundles are stored. */ public static final String TEST_DATA_FOLDER = "src/e2e/resources/data"; /** The directory where webdriver downloads files to. */ public static final String TEST_DOWNLOADS_FOLDER = "src/e2e/resources/downloads"; /** The value of "test.app.frontend.url" in test.properties file. */ public static final String TEAMMATES_FRONTEND_URL; /** The value of "test.app.backend.url" in test.properties file. */ public static final String TEAMMATES_BACKEND_URL; /** The Google ID of user with admin permission. */ public static final String TEST_ADMIN; /** The email address used for testing that emails are sent by the system. */ public static final String TEST_EMAIL; /** The email address used by the system the send emails. */ public static final String TEST_SENDER_EMAIL; /** The value of "test.csrf.key" in test.properties file. */ public static final String CSRF_KEY; /** The value of "test.backdoor.key" in test.properties file. */ public static final String BACKDOOR_KEY; /** The value of "test.selenium.browser" in test.properties file. */ public static final String BROWSER; /** One of the allowed values of "test.selenium.browser" in test.properties file. */ public static final String BROWSER_CHROME = "chrome"; /** One of the allowed values of "test.selenium.browser" in test.properties file. */ public static final String BROWSER_FIREFOX = "firefox"; /** One of the allowed values of "test.selenium.browser" in test.properties file. */ public static final String BROWSER_EDGE = "edge"; /** The value of "test.browser.closeonfailure" in test.properties file. */ public static final boolean CLOSE_BROWSER_ON_FAILURE; /** The value of "test.firefox.path" in test.properties file. */ public static final String FIREFOX_PATH; /** The value of "test.chromedriver.path" in test.properties file. */ public static final String CHROMEDRIVER_PATH; /** The value of "test.geckodriver.path" in test.properties file. */ public static final String GECKODRIVER_PATH; /** The value of "test.edgedriver.path" in test.properties file. */ public static final String EDGEDRIVER_PATH; /** The value of "test.timeout" in test.properties file. */ public static final int TEST_TIMEOUT; /** The flag to indicate whether emails sent should be verified. */ public static final boolean INCLUDE_EMAIL_VERIFICATION; /** The flag to indicate whether search-related functions should be tested. */ public static final boolean INCLUDE_SEARCH_TESTS; /** * Line separator to be used when performing text comparison. * * <p>It needs to be redefined here because either the browser or Selenium uses a predetermined line separator * instead of the system's line separator. */ public static final String LINE_SEPARATOR = "\n"; /** The directory where cre
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