function UserLoginTest::testGlobalLoginFloodControl

Tests the global login flood control.

File

core/modules/user/tests/src/Functional/UserLoginTest.php, line 53

Class

UserLoginTest

Ensure that login works as expected.

Namespace

Code

public function testGlobalLoginFloodControl() : void {
  $this->config('user.flood')
    ->set('ip_limit', 10)
    ->set('user_limit', 4000)
    ->save();
  $user1 = $this->drupalCreateUser([]);
  $incorrect_user1 = clone $user1;
  $incorrect_user1->passRaw .= 'incorrect';
  // Try 2 failed logins.
  for ($i = 0; $i < 2; $i++) {
    $this->assertFailedLogin($incorrect_user1);
  }
  // A successful login will not reset the IP-based flood control count.
  $this->drupalLogin($user1);
  $this->drupalLogout();
  // Try 8 more failed logins, they should not trigger the flood control
  // mechanism.
  for ($i = 0; $i < 8; $i++) {
    $this->assertFailedLogin($incorrect_user1);
  }
  // The next login trial should result in an IP-based flood error message.
  $this->assertFailedLogin($incorrect_user1, 'ip');
  // A login with the correct password should also result in a flood error
  // message.
  $this->assertFailedLogin($user1, 'ip');
  // A login attempt after resetting the password should still fail, since the
  // IP-based flood control count is not cleared after a password reset.
  $this->resetUserPassword($user1);
  $this->drupalLogout();
  $this->assertFailedLogin($user1, 'ip');
  $this->assertSession()
    ->responseContains('Too many failed login attempts from your IP address.');
}