public function testGetByEmail()
{
$u = new User($this->container);
$this->assertNotFalse($u->create(array('username' => 'user1', 'password' => '123456', 'email' => 'user1@localhost')));
$this->assertNotFalse($u->create(array('username' => 'user2', 'password' => '123456', 'email' => '')));
$this->assertNotEmpty($u->getByEmail('user1@localhost'));
$this->assertEmpty($u->getByEmail(''));
}
