<?php
class zerobin_dbTest extends PHPUnit_Framework_TestCase
{
    private static $pasteid = '5e9bc25c89fb3bf9';

    private static $paste = array(
        'data' => '{"iv":"EN39/wd5Nk8HAiSG2K5AsQ","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"QKN1DBXe5PI","ct":"8hA83xDdXjD7K2qfmw5NdA"}',
        'meta' => array(
            'postdate' => 1344803344,
            'expire_date' => 1344803644,
            'opendiscussion' => true,
        ),
    );

    private static $commentid = '5a52eebf11c4c94b';

    private static $comment = array(
        'data' => '{"iv":"Pd4pOKWkmDTT9uPwVwd5Ag","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"ZIUhFTliVz4","ct":"6nOCU3peNDclDDpFtJEBKA"}',
        'meta' => array(
            'nickname' => '{"iv":"76MkAtOGC4oFogX/aSMxRA","v":1,"iter":1000,"ks":128,"ts":64,"mode":"ccm","adata":"","cipher":"aes","salt":"ZIUhFTliVz4","ct":"b6Ae/U1xJdsX/+lATud4sQ"}',
            'vizhash' => 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAABGUlEQVQokWOsl5/94983CNKQMjnxaOePf98MeKwPfNjkLZ3AgARab6b9+PeNEVnDj3/ff/z7ZiHnzsDA8Pv7H2TVPJw8EAYLAwb48OaVgIgYKycLsrYv378wMDB8//qdCVMDRA9EKSsnCwRBxNsepaLboMFlyMDAICAi9uHNK24GITQ/MDAwoNhgIGMLtwGrzegaLjw5jMz9+vUdnN17uwDCQDhJgk0O07yvX9+teDX1x79v6DYIsIjgcgMaYGFgYOBg4kJx2JejkAiBxAw+PzAwMNz4dp6wDXDw4MdNNOl0rWYsNkD89OLXI/xmo9sgzatJjAYmBgYGDiauD3/ePP18nVgb4MF89+M5ZX6js293wUMpnr8KTQMAxsCJnJ30apMAAAAASUVORK5CYII=',
            'postdate' => 1344803528,
        ),
    );

    private $_model;

    public function setUp()
    {
        /* Setup Routine */
        $this->_model = zerobin_db::getInstance(
            array(
                'dsn' => 'sqlite::memory:',
                'usr' => null,
                'pwd' => null,
                'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION),
            )
        );
    }

    public function testDatabaseBasedDataStoreWorks()
    {
        // storing pastes
        $this->assertFalse($this->_model->exists(self::$pasteid), 'paste does not yet exist');
        $this->assertTrue($this->_model->create(self::$pasteid, self::$paste), 'store new paste');
        $this->assertTrue($this->_model->exists(self::$pasteid), 'paste exists after storing it');
        $this->assertFalse($this->_model->create(self::$pasteid, self::$paste), 'unable to store the same paste twice');
        $this->assertEquals(json_decode(json_encode(self::$paste)), $this->_model->read(self::$pasteid));

        // storing comments
        $this->assertFalse($this->_model->existsComment(self::$pasteid, self::$pasteid, self::$commentid), 'comment does not yet exist');
        $this->assertTrue($this->_model->createComment(self::$pasteid, self::$pasteid, self::$commentid, self::$comment) !== false, 'store comment');
        $this->assertTrue($this->_model->existsComment(self::$pasteid, self::$pasteid, self::$commentid), 'comment exists after storing it');
        $comment = json_decode(json_encode(self::$comment));
        $comment->meta->commentid = self::$commentid;
        $comment->meta->parentid = self::$pasteid;
        $this->assertEquals(
            array($comment->meta->postdate => $comment),
            $this->_model->readComments(self::$pasteid)
        );

        // deleting pastes
        $this->_model->delete(self::$pasteid);
        $this->assertFalse($this->_model->exists(self::$pasteid), 'paste successfully deleted');
        $this->assertFalse($this->_model->existsComment(self::$pasteid, self::$pasteid, self::$commentid), 'comment was deleted with paste');
        $this->assertFalse($this->_model->read(self::$pasteid), 'paste can no longer be found');
    }

    /**
     * @expectedException PDOException
     */
    public function testGetIbmInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'ibm:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException PDOException
     */
    public function testGetInformixInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'informix:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException PDOException
     */
    public function testGetMssqlInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'mssql:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException PDOException
     */
    public function testGetMysqlInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'mysql:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException PDOException
     */
    public function testGetOciInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'oci:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException PDOException
     */
    public function testGetPgsqlInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'pgsql:', 'usr' => null, 'pwd' => null,
            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)
        ));
    }

    /**
     * @expectedException Exception
     * @expectedExceptionCode 5
     */
    public function testGetFooInstance()
    {
        zerobin_db::getInstance(array(
            'dsn' => 'foo:', 'usr' => null, 'pwd' => null, 'opt' => null
        ));
    }
}