public function getFetchesArrayValueFromBackend()
{
$theArray = ['Just some value', 'and another one.'];
$backend = $this->prepareDefaultBackend();
$backend->expects($this->once())->method('get')->will($this->returnValue(serialize($theArray)));
$cache = new VariableFrontend('VariableFrontend', $backend);
$this->assertEquals($theArray, $cache->get('VariableCacheTest'), 'The returned value was not the expected unserialized array.');
}