public void CanCreateStoreWithDefaultCapacity()
{
var store = new JewelleryStore();
Assert.NotNull(store);
Assert.NotNull(store.Jewelleries);
Assert.Equal(0, store.JewelleriesCount);
Assert.Equal(4, store.Jewelleries.Capacity);
}
public void CanCreateStoreWithSpecifiedCapacity()
{
const int capacity = 18;
var store = new JewelleryStore(18);
Assert.NotNull(store);
Assert.NotNull(store.Jewelleries);
Assert.Equal(0, store.JewelleriesCount);
Assert.Equal(capacity, store.Jewelleries.Capacity);
}
public void GetSortedJewelleriesFromStoresTest()
{
var store = new JewelleryStore();
store.Address = "Lviv";
var random = new Random();
const int count = 25;
store.GetRandomJewelleries(count, random);
var result = new List <Jewellery>();
result.AddRange(store.Jewelleries.OrderBy(j => j.Title));
Assert.Equal(25, result.Count);
}
public void GetSortedJewelleriesFromStoresTest()
{
var store = new JewelleryStore();
store.Address = "Lviv";
var random = new Random();
const int count = 25;
store.GetRandomJewelleries(count, random);
var result = new List <Jewellery>();
result.AddRange(store.Jewelleries.OrderBy(j => j.Title));
CollectionAssert.AreEqual(
new[] { 106.7, 106.2, 105.2, 103.9 }, result);
}
public List <Jewellery> GetSortedJewelleriesFromStores(JewelleryStore store, int jewelleriesCount)
{
if (store == null)
{
_logger.LogError($"Invalid argument: {nameof(store)}");
throw new ArgumentNullException(nameof(store));
}
var result = new List <Jewellery>();
if (store.JewelleriesCount > jewelleriesCount)
{
result.AddRange(store.Jewelleries.OrderBy(j => j.Title));
}
return(result);
}
public List <MetalCountPair> GetAllMetalsCountDistinct(JewelleryStore store)
{
if (store == null)
{
_logger.LogError($"Invalid argument: {nameof(store)}");
throw new ArgumentNullException(nameof(store));
}
var query = from j in store.Jewelleries
group j by j.Metal
into gr
select new MetalCountPair {
Name = gr.Key.ToString(), Count = gr.Count()
};
return(query.ToList());
}
public void RandomValuesSetCorrectly()
{
var store = new JewelleryStore();
store.Address = "Lviv";
var random = new Random();
const int count = 25;
store.GetRandomJewelleries(count, random);
Assert.NotNull(store);
Assert.NotNull(store.Jewelleries);
Assert.Equal("Lviv", store.Address);
Assert.Equal(count, store.JewelleriesCount);
foreach (var j in store.Jewelleries)
{
Assert.NotNull(j);
Assert.False(string.IsNullOrEmpty(j.Title.ToString()));
Assert.True(j.Price >= 1000 && j.Price < 20000);
}
}
