public function testIsValid()
{
$this->assertFalse($this->object->isValid());
$this->object->setTo('to-id');
$this->assertFalse($this->object->isValid());
$this->object->setState(ChatState::STATE_COMPOSING);
$this->assertTrue($this->object->isValid());
}
protected function simulateTypingEnd()
{
// Sending paused notification (typing end)
$this->chatState->setState(ChatState::STATE_PAUSED);
$this->client->send($this->chatState);
}