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; /** * Verifies that the testng-e2e.xml configuration file contains all the E2E test cases in the project. */ public class TestNgXmlTest extends BaseTestCase { @Test public void checkTestsInTestNg() throws IOException { String testNgXmlE2E = FileHelper.readFile("./src/e2e/resources/testng-e2e.xml"); String testNgXmlAxe = FileHelper.readFile("./src/e2e/resources/testng-axe.xml"); // <class name, package name> Map<String, String> testFiles = getTestFiles(testNgXmlE2E, "./src/e2e/java/teammates/e2e"); testFiles.forEach((key, value) -> { if (Objects.equals(value, "teammates.e2e.cases.axe")) { assertTrue(isTestFileIncluded(testNgXmlAxe, value, key)); } else { assertTrue(isTestFileIncluded(testNgXmlE2E, value, key)); } }); } /** * Files to be checked in testng-e2e.xml are added to testFiles. * * @param testNgXml Contents of testng-e2e.xml * @param rootPath Root path of test files * @return Map containing {@code <class name, package name>} */ private Map<String, String> getTestFiles(String testNgXml, String rootPath) { return addFilesToTestsRecursively(rootPath, true, "teammates.e2e", testNgXml); } private boolean isTestFileIncluded(String testNgXml, String packageName, String testClassName) { return testNgXml.contains("<class name=\"" + packageName + "." + testClassName + "\" />"); } /** * Recursively adds files from testng-e2e.xml which are to be checked. * * @param path Check files and directories in the current path * * @param areFilesInCurrentDirExcluded If true, files in the current path are not * added to tests but sub-directories are still checked * * @param packageName Package name of the current file * @param testNgXml Contents of testng-e2e.xml * * @return Map containing {@code <class name, package name>} including * current file or tests in the current directory */ private Map<String, String> addFilesToTestsRecursively(String path, boolean areFilesInCurrentDirExcluded, String packageName, String testNgXml) { Map<String, String> testFiles = new HashMap<>(); File folder = new File(path); File[] listOfFiles = folder.listFiles(); if (listOfFiles == null) { return testFiles; } for (File file : listOfFiles) { String name = file.getName(); if (file.isFile() && name.endsWith(".java") && !name.startsWith("package-info") && !name.startsWith("Base") && !areFilesInCurrentDirExcluded) { testFiles.put(name.replace(".java", ""), packageName); } else if (file.isDirectory() && !name.endsWith("pageobjects")) { // If the package name is in TestNG in the form of <package name="teammates.package.name" /> // then files in the current directory are excluded because the whole package would be tested by TestNG. testFiles.putAll( addFilesToTestsRecursively(path + "/" + name, isPackageNameInTestNg(packageName + "." + name, testNgXml), packageName + "." + name, testNgXml)); } } return testFiles; } private boolean isPackageNameInTestNg(String packageName, St
Assistant: