public void Restock_ShouldRestock()
{
// Arrange
var daoMock = new Mock <IJSonDao>();
daoMock.Setup(d => d.Denominations).Returns(_standardDenoms);
var denomService = new DenominationService(daoMock.Object);
var newStock = new List <DenominationModel>
{
new DenominationModel {
Denomination = 100, Count = 10
},
new DenominationModel {
Denomination = 50, Count = 10
},
new DenominationModel {
Denomination = 20, Count = 10
},
new DenominationModel {
Denomination = 10, Count = 10
},
new DenominationModel {
Denomination = 5, Count = 10
},
new DenominationModel {
Denomination = 1, Count = 10
},
};
// Act
var result = denomService.Restock(newStock);
// Assert
// Returned value.
Assert.Equal(6, result.Count());
foreach (var denom in result)
{
Assert.Equal(20, denom.Count);
}
// Value from datastore.
var storedDenoms = denomService.GetDenominations().ToList();
Assert.Equal(6, storedDenoms.Count());
foreach (var denom in storedDenoms)
{
Assert.Equal(20, denom.Count);
}
}
public void Restock_ShouldNotRestockNegativeCounts()
{
// Arrange
var daoMock = new Mock <IJSonDao>();
daoMock.Setup(d => d.Denominations).Returns(_standardDenoms);
// Should NOT attempt to update datastore if can't restock.
daoMock.Verify(d => d.Update(It.IsAny <List <DenominationModel> >()), Times.Never);
var denomService = new DenominationService(daoMock.Object);
var newStock = new List <DenominationModel>
{
new DenominationModel {
Denomination = 100, Count = -20
}
};
// Act
// Assert
Assert.Throws <InvalidAtmOperationException>(() => denomService.Restock(newStock));
}
