public async Task ListRates_CallsListRatesMethodFromServicesLayer_WichReturnsAListWithTwoItems()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Returns(Task.FromResult(twoCurrencyConvertions));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
List <CurrencyConvertion> result = await sut.ListRates();
Assert.AreEqual(twoCurrencyConvertions.Count, result.Count);
}
public async Task ListRates_WithoutParameters_InvokesInsertOrUpdateRatesMethodFromDataLayer()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Returns(Task.FromResult(twoCurrencyConvertions));
data.Setup(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
List <CurrencyConvertion> result = await sut.ListRates();
data.Verify(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()), Times.Once());
}
public async Task ListRates_WithoutParameters_ReturnsARateList()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Returns(Task.FromResult(twoCurrencyConvertions));
data.Setup(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
List <CurrencyConvertion> result = await sut.ListRates();
Assert.IsTrue(result is List <CurrencyConvertion>, "result is not a 'CurrencyConvertion list'");
}
public async Task ListRates_WithMissingRates_ReturnsAllRates()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Returns(Task.FromResult(fourCurrencyConvertions));
data.Setup(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
List <CurrencyConvertion> result = await sut.ListRates();
Assert.IsTrue(fourCurrencyConvertions.Count < result.Count);
}
public async Task ListRates_CallsListRatesMethodFromServicesLayer_WichReturnsAnEmptyList()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Returns(Task.FromResult(emptyCurrencyConvertions));
data.Setup(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
List <CurrencyConvertion> result = await sut.ListRates();
Assert.AreEqual(emptyCurrencyConvertions.Count, result.Count);
}
public async Task ListRates_CallsListRatesMethodFromServicesLayer_WichThrowsAnException()
{
Mock <IRateData> data = new Mock <IRateData>();
data.Setup(m => m.ListRates()).Throws(exception);
data.Setup(m => m.InsertOrUpdateRates(It.IsAny <List <Data.Model.CurrencyConvertion> >()));
IRateBusiness sut = new RateBusiness(data.Object, commonFakes.Mapper);
try
{
await sut.ListRates();
Assert.IsTrue(false, "No exception thrown. Exception exception was expected.");
}
catch (Exception result)
{
Assert.AreSame(exception, result);
}
}
