public function testGetArrayCopyReturnsAnArrayWithPropertyValues()
{
$album = new Album();
$data = array('artist' => 'some artist', 'id' => 123, 'title' => 'some title');
$album->exchangeArray($data);
$copyArray = $album->getArrayCopy();
$this->assertSame($data['artist'], $copyArray['artist'], '"artist" was not set correctly');
$this->assertSame($data['id'], $copyArray['id'], '"id" was not set correctly');
$this->assertSame($data['title'], $copyArray['title'], '"title" was not set correctly');
}