public void When_TryToGetQuantityOfNotExistingBook_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, null);
store.Import(Setup.GetRealStoreJson);
Assert.Throws <ArgumentException>(() => store.Quantity(Setup.NotExistingBookName));
}
public void When_GetQuantityOfExistingBook_Expect_ItsQuantity()
{
JsonInMemoryStoreRepository store = Setup.InitFullStore();
int quantity = store.Quantity("Ayn Rand - FountainHead");
Assert.AreEqual(10, quantity);
}
public void When_TryToImportSameCatalog_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, null);
store.Import(Setup.GetRealStoreJson);
Assert.Throws <ArgumentException>(() => store.Import(Setup.Catalog_Goblet));
}
public void When_TryToImportNullJsonSchema_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository(null, null);
var ex = Assert.Throws <ArgumentNullException>(() => store.Import(null));
Assert.AreEqual("json", ex.ParamName);
}
public void When_TryToBuyNotExistingBook_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, null);
store.Import(Setup.GetRealStoreJson);
Assert.Throws <ArgumentException>(() => store.Buy("Jules Verne - Journey to the Center of the Earth"));
}
internal static JsonInMemoryStoreRepository InitFullStore()
{
var calcService = new BasketCalcTechRule();
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, calcService);
store.Import(Setup.GetRealStoreJson);
return(store);
}
public void When_ImportGoodJsonAndGoodSchema_Expect_Success()
{
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, null);
store.Import(Setup.GetRealStoreJson);
Assert.AreEqual(3, store.Categories.Count);
Assert.AreEqual(5, store.Catalogs.Count);
}
public void When_TryToImportEmptyJson_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository("{}", null);
var ex = Assert.Throws <Newtonsoft.Json.JsonReaderException>(() => store.Import(string.Empty));
Assert.AreEqual(0, ex.LineNumber);
Assert.AreEqual(0, ex.LinePosition);
}
public void When_TryToImportBadJsonSchema_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository(Setup.BadJson, null);
var ex = Assert.Throws <Newtonsoft.Json.JsonReaderException>(() => store.Import(null));
Assert.AreEqual(3, ex.LineNumber);
Assert.AreEqual(0, ex.LinePosition);
}
public void When_CalculateBasket_Expect_CorrectResult()
{
JsonInMemoryStoreRepository store = Setup.InitFullStore();
double quantity = store.Buy(
"J.K Rowling - Goblet Of fire",
"Isaac Asimov - Foundation");
Assert.AreEqual(24, quantity);
}
public void When_TryToGetQuantityOfExistingBooks_Expect_Success()
{
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, null);
store.Import(Setup.GetRealStoreJson);
int quantity = store.Quantity("Isaac Asimov - Foundation");
Assert.AreEqual(1, quantity);
}
public void When_CalculateBasketMultipleBooks_Expect_OnlyFirstBookHaveDiscount()
{
JsonInMemoryStoreRepository store = Setup.InitFullStore();
double quantity = store.Buy(
"J.K Rowling - Goblet Of fire",
"Robin Hobb - Assassin Apprentice",
"Robin Hobb - Assassin Apprentice");
Assert.AreEqual(30, quantity);
}
public void When_CalculateBasketMultipleBooks_Expect_OnlyFirstBookHaveDiscount_Example2()
{
JsonInMemoryStoreRepository store = Setup.InitFullStore();
double quantity = store.Buy(
"Ayn Rand - FountainHead",
"Isaac Asimov - Foundation",
"Isaac Asimov - Robot series",
"J.K Rowling - Goblet Of fire",
"J.K Rowling - Goblet Of fire",
"Robin Hobb - Assassin Apprentice",
"Robin Hobb - Assassin Apprentice");
Assert.AreEqual(69.95, quantity);
}
public void When_TryToBuyExistingBooks_Expect_Success()
{
decimal expectedPrice = 1.23m;
var mock = new Mock <IBasketCalculator>();
mock.Setup(s => s.CalculateCatalogPrice(It.IsAny <IReadOnlyCollection <Catalog> >())).Returns(expectedPrice);
var store = new JsonInMemoryStoreRepository(Setup.GetRealJsonSchema, mock.Object);
store.Import(Setup.GetRealStoreJson);
double basketPrice = store.Buy("Isaac Asimov - Foundation");
Assert.AreEqual(expectedPrice, basketPrice);
}
public void When_TryToImportJsonWhichNotFitSchema_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository("{\"required\": [\"a\"]}", null);
Assert.Throws <ArgumentException>(() => store.Import("{\"b\":null}"));
}
public void When_TryToGetQuantityButStoreIsEmpty_Expect_Exception()
{
var store = new JsonInMemoryStoreRepository("{}", null);
Assert.Throws <Exception>(() => store.Quantity(null));
}
