public void DeleteCatalogTest()
{
DefaultDataGeneration filler = new DefaultDataGeneration();
DataChamber data = new DataChamber();
DatabaseActions test = new DatabaseActions(data, filler);
Catalog newCatalog = new Catalog("Lokok", "Test", 1908, "Testowy", 5);
test.AddCatalog(newCatalog);
Assert.AreEqual(test.ReadCatalog(5), newCatalog);
test.DeleteCatalog(5);
Assert.IsFalse(test.ReadAllCatalogs().ContainsValue(newCatalog));
}