private async void LoadBills()
{
await ShowLoadingIndicator();
Bills = await BillAPI.GetBills();
await HideLoadingIndicator();
}
public void TestGetTotalBillAmountCustomerWithChild()
{
var customerManagerMock = new Mock <ICustomerManager>();
var customer = new Customer {
Bills = new List <Bill> {
new Bill {
Amount = 100
}, new Bill {
Amount = 50
}
}
};
customerManagerMock.Setup(m =>
m.GetCustomersChildren(It.IsAny <int>()))
.Returns(new List <Customer> {
new Customer {
Parent = customer, Bills = new List <Bill> {
new Bill {
Amount = 100
}
}
}
});
var billAPI = new BillAPI(null, customerManagerMock.Object);
var result = billAPI.GetTotalBillAmount(customer);
Assert.AreEqual(250, result);
}
public void TestGetListOfAllBills()
{
var customerManagerMock = new Mock <ICustomerManager>();
customerManagerMock.Setup(m =>
m.GetAllCustomers())
.Returns(new List <Customer> {
new Customer {
Bills = new List <Bill> {
new Bill {
Amount = 100
}
}
}
});
customerManagerMock.Setup(m =>
m.GetCustomersChildren(It.IsAny <int>()))
.Returns(new List <Customer> {
});
var billAPI = new BillAPI(null, customerManagerMock.Object);
var result = billAPI.GetListOfAllCustomersWithBills();
Assert.AreEqual(1, result.Count);
}
public void TestPayBillNoSuchBill()
{
var billManagerMock = new Mock <IBillManager>();
billManagerMock.Setup(m =>
m.GetBill(It.IsAny <int>()))
.Returns <Bill>(null);
var billAPI = new BillAPI(billManagerMock.Object, null);
var result = billAPI.PayBill(1, 100);
Assert.AreEqual(BillErrorCodes.NoSuchBill, result);
billManagerMock.Verify(m =>
m.PayBill(It.IsAny <Bill>(), It.IsAny <int>()), Times.Never);
}
public void TestPayBillExactAmount()
{
var billManagerMock = new Mock <IBillManager>();
billManagerMock.Setup(m =>
m.GetBill(It.IsAny <int>()))
.Returns(new Bill {
BillID = 1, Amount = 100
});
var billAPI = new BillAPI(billManagerMock.Object, null);
var result = billAPI.PayBill(1, 100);
Assert.AreEqual(BillErrorCodes.okTheWholeBillIsPayed, result);
billManagerMock.Verify(m =>
m.PayBill(It.IsAny <Bill>(), It.IsAny <double>()), Times.Once);
}
public void TestPayBillTooLargeAmount()
{
var billManagerMock = new Mock <IBillManager>();
billManagerMock.Setup(m =>
m.GetBill(It.IsAny <int>()))
.Returns(new Bill {
BillID = 1, Amount = 100
});
var billAPI = new BillAPI(billManagerMock.Object, null);
var result = billAPI.PayBill(1, 101);
Assert.AreEqual(BillErrorCodes.ToLargeAmount, result);
billManagerMock.Verify(m =>
m.PayBill(It.IsAny <Bill>(), It.IsAny <int>()), Times.Never);
}