Ejemplo n.º 1
0
        public void DenominationBalanceTest()
        {
            //Arrange
            var options = new DbContextOptionsBuilder <AtmContext>()
                          .UseInMemoryDatabase($"CourseDatabaseForTesting{Guid.NewGuid()}")
                          .Options;

            using (var context = new AtmContext(options))
            {
                var inventories = new Inventory[]
                {
                    new Inventory {
                        Denomination = 100, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 50, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 20, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 10, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 5, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 1, BillQuantity = 10
                    }
                };
                foreach (Inventory i in inventories)
                {
                    context.Inventories.Add(i);
                }
                context.SaveChanges();
            }

            using (var context = new AtmContext(options))
            {
                var repo = new Models.AtmRepository(context);

                //Act
                var obj = repo.DenominationBalance(100);

                //Assert
                Assert.Equal(10, obj.BillQuantity);
            }
        }
Ejemplo n.º 2
0
        public void SimpleTest()
        {
            //Arrange
            var options = new DbContextOptionsBuilder <AtmContext>()
                          .UseInMemoryDatabase($"CourseDatabaseForTesting{Guid.NewGuid()}")
                          .Options;

            using (var context = new AtmContext(options))
            {
                var inventories = new Inventory[]
                {
                    new Inventory {
                        Denomination = 100, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 50, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 20, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 10, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 5, BillQuantity = 10
                    },
                    new Inventory {
                        Denomination = 1, BillQuantity = 10
                    }
                };
                foreach (Inventory i in inventories)
                {
                    context.Inventories.Add(i);
                }
                context.SaveChanges();
            }

            using (var context = new AtmContext(options))
            {
                var repo = new Models.AtmRepository(context);

                //Withdraw $208
                repo.Withdraw(208);
                foreach (var item in repo.Balance)
                {
                    switch (item.Denomination)
                    {
                    case 100:
                        Assert.Equal(8, item.BillQuantity);
                        break;

                    case 50:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 20:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 10:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 5:
                        Assert.Equal(9, item.BillQuantity);
                        break;

                    case 1:
                        Assert.Equal(7, item.BillQuantity);
                        break;
                    }
                }

                //Withdraw $9
                repo.Withdraw(9);
                foreach (var item in repo.Balance)
                {
                    switch (item.Denomination)
                    {
                    case 100:
                        Assert.Equal(8, item.BillQuantity);
                        break;

                    case 50:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 20:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 10:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 5:
                        Assert.Equal(8, item.BillQuantity);
                        break;

                    case 1:
                        Assert.Equal(3, item.BillQuantity);
                        break;
                    }
                }

                //Withdraw $9
                ArgumentException exception = Assert.Throws <ArgumentException>(() => repo.Withdraw(9));
                Assert.Equal("Failure: insufficient funds", exception.Message);

                //Get Denomination for $20
                var obj = repo.DenominationBalance(20);
                Assert.Equal(10, obj.BillQuantity);

                //Get Denomination for $1
                obj = repo.DenominationBalance(1);
                Assert.Equal(3, obj.BillQuantity);

                //Get Denomination for $100
                obj = repo.DenominationBalance(100);
                Assert.Equal(8, obj.BillQuantity);

                //Restock
                repo.Restock();
                foreach (var item in repo.Balance)
                {
                    switch (item.Denomination)
                    {
                    case 100:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 50:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 20:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 10:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 5:
                        Assert.Equal(10, item.BillQuantity);
                        break;

                    case 1:
                        Assert.Equal(10, item.BillQuantity);
                        break;
                    }
                }
            }
        }