function UserLoginTest::testPasswordRehashOnLogin

Tests user password is re-hashed upon login after changing $count_log2.

File

core/modules/user/tests/src/Functional/UserLoginTest.php, line 144

Class

UserLoginTest

Ensure that login works as expected.

Namespace

Code

public function testPasswordRehashOnLogin() : void {
    // Retrieve instance of password hashing algorithm.
    $password_hasher = $this->container
        ->get('password');
    // Create a new user and authenticate.
    $account = $this->drupalCreateUser([]);
    $password = $account->passRaw;
    $this->drupalLogin($account);
    $this->drupalLogout();
    // Load the stored user. The password hash shouldn't need a rehash.
    $user_storage = $this->container
        ->get('entity_type.manager')
        ->getStorage('user');
    $account = User::load($account->id());
    // Check that the stored password doesn't need rehash.
    $this->assertFalse($password_hasher->needsRehash($account->getPassword()));
    // The current hashing cost is set to 10 in the container. Increase cost by
    // one, by enabling a module containing the necessary container changes.
    \Drupal::service('module_installer')->install([
        'user_custom_pass_hash_params_test',
    ]);
    $this->resetAll();
    // Reload the hashing service after container changes.
    $password_hasher = $this->container
        ->get('password');
    // Check that the stored password does need rehash.
    $this->assertTrue($password_hasher->needsRehash($account->getPassword()));
    $account->passRaw = $password;
    $this->drupalGet('user/login');
    $edit = [
        'name' => $account->getAccountName(),
        'pass' => $account->passRaw,
    ];
    $this->submitForm($edit, 'Log in');
    // Load the stored user, which should have a different password hash now.
    $user_storage->resetCache([
        $account->id(),
    ]);
    $account = $user_storage->load($account->id());
    // Check that the stored password doesn't need rehash.
    $this->assertFalse($password_hasher->needsRehash($account->getPassword()));
    $this->assertTrue($password_hasher->check($password, $account->getPassword()));
}