public function testUpdateSingleValue()
{
$app = $this->getApp();
$app['request'] = Request::create('/');
$storage = new Storage($app);
$fetch1 = $storage->getContent('showcases/2');
$this->assertEquals(1, $fetch1->get('ownerid'));
$result = $storage->updateSingleValue('showcases', 2, 'ownerid', '10');
$this->assertEquals(2, $result);
$fetch2 = $storage->getContent('showcases/2');
$this->assertEquals('10', $fetch2->get('ownerid'));
// Test invalid column fails
$shouldError = $storage->updateSingleValue('showcases', 2, 'nonexistent', '10');
$this->assertFalse($shouldError);
}