public function testRemovingRolesMultiple()
 {
     $this->assertFalse($this->user->hasRole('TestRole1'));
     $this->user->addRole('TestRole1');
     $this->user->removeRole('TestRole1');
     $this->assertFalse($this->user->hasRole('TestRole1'));
     // Remove the role again and make sure it's still gone and there are no errors.
     $this->user->removeRole('TestRole1');
     $this->assertFalse($this->user->hasRole('TestRole1'));
 }