public function testResolveHashByUrl()
{
$url = 'http://www.zurmo.com';
$hash = ShortUrl::resolveHashByUrl($url);
$this->assertEquals(ShortUrl::HASH_LENGTH, strlen($hash));
$shortUrls = ShortUrl::getAll();
$this->assertCount(1, $shortUrls);
$this->assertEquals($url, $shortUrls[0]->url);
//The same url should return the same hash and not create a new one
$hash2 = ShortUrl::resolveHashByUrl($url);
$this->assertEquals($hash, $hash2);
$this->assertCount(1, ShortUrl::getAll());
//New url should have new hash
$url2 = 'http://www.zurmo.org';
$hash2 = ShortUrl::resolveHashByUrl($url2);
$this->assertNotEquals($hash, $hash2);
$this->assertCount(2, ShortUrl::getAll());
ShortUrl::deleteAll();
}