session_test.module in Drupal 9

Test module.

File

core/modules/system/tests/modules/session_test/session_test.module

<?php

/**
 * @file
 * Test module.
 */
use Drupal\user\UserInterface;

/**
 * Implements hook_user_login().
 */
function session_test_user_login(UserInterface $account) {
  if ($account
    ->getAccountName() == 'session_test_user') {

    // Exit so we can verify that the session was regenerated
    // before hook_user_login() was called.
    exit;
  }

  // Add some data in the session for retrieval testing purpose.
  \Drupal::request()
    ->getSession()
    ->set("session_test_key", "foobar");
}

Functions

Name	Description
session_test_user_login	Implements hook_user_login().