public async Task RemoveItemForUser_ShouldRemoveItem_IfUserItemCanBeFoundByItemName()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
int userId = 1;
int itemId = 1;
string itemName = "Shortsword";
context.Add(new Item {
Id = itemId, Name = itemName
});
context.Add(new UserItem {
ItemId = itemId, UserId = userId
});
context.SaveChanges();
// Act
await userItemQueries.RemoveItemForUser(userId, new ItemDto { Name = itemName });
// Assert
Assert.Empty(context.UserItems);
}
}
public async Task DoesUserHaveItem_ShouldReturnTrue_IfCanBeMatchedOnUserAndItemName()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
int userId = 1;
int itemId = 1;
string itemName = "Longsword";
context.Add(new Item {
Id = itemId, Name = itemName
});
context.Add(new UserItem {
ItemId = itemId, UserId = userId
});
context.SaveChanges();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
bool matchFound = await userItemQueries
.DoesUserHaveItem(userId, new ItemDto { Name = itemName });
// Assert
Assert.True(matchFound);
}
}
public async Task AddItemForUser_ShouldDoNothing_IfValidArgumentsAndMaximumNumberOfItemsNotReached()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
int itemId = 1;
int userId = 1;
context.Add(new User {
Id = userId, Name = "Rick Sanchez"
});
context.Add(new Item {
Id = itemId, Name = "Weapon"
});
for (int i = 0; i < UserItemDto.MaximumNumberOfAnyItemAllowed - 1; i++)
{
context.Add(new UserItem {
ItemId = itemId, UserId = userId
});
}
context.SaveChanges();
// Act
await userItemQueries.AddItemForUser(userId, new ItemDto { Id = itemId });
// Assert
Assert.Equal(UserItemDto.MaximumNumberOfAnyItemAllowed, context.UserItems.Count());
}
}
public async Task GetAllItemsForUser_ShouldReturnEmptyList_IfUserCannotBeMatchedOrDataDoesntExist()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
IEnumerable <UserItemDto> userItems = await userItemQueries.GetAllItemsForUser(1);
// Assert
Assert.Empty(userItems);
}
}
public async Task DoesUserHaveItem_ShouldReturnFalse_IfNoUserItemCanBeMatched()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
bool matchFound = await userItemQueries
.DoesUserHaveItem(1, new ItemDto { Id = 1, Name = "ExampleItem" });
// Assert
Assert.False(matchFound);
}
}
public async Task GetMatchingItemsForUser_ShouldReturnNull_IfUserCannotBeMatchedOrDataDoesntExist()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
UserItemDto userItem = await userItemQueries
.GetMatchingItemsForUser(1, new ItemDto { Id = 1, Name = "Weapon" });
// Assert
Assert.Null(userItem);
}
}
public async Task GetMatchingItemsForUser_ShouldReturnUserItem_IfUserAndItemIdCanBeMatched()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
int userId = 1;
string userName = "******";
context.Add(new User {
Id = userId, Name = userName
});
int numberOfSwords = 46;
int swordId = 1;
string swordName = "Longsword";
context.Add(new Item {
Id = swordId, Name = swordName
});
for (int i = 0; i < numberOfSwords; i++)
{
context.Add(new UserItem {
ItemId = swordId, UserId = userId
});
}
context.SaveChanges();
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
UserItemDto userItem = await userItemQueries
.GetMatchingItemsForUser(userId, new ItemDto { Id = swordId });
// Assert
Assert.NotNull(userItem);
Assert.Equal(userId, userItem.UserId);
Assert.Equal(userName, userItem.UserName);
Assert.Equal(numberOfSwords, userItem.ItemCount);
Assert.Equal(swordId, userItem.ItemId);
Assert.Equal(swordName, userItem.ItemName);
}
}
public async Task RemoveItemForUser_ShouldDoNothing_IfUserItemCannotBeFound()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
int itemId = 1;
context.Add(new UserItem {
Id = itemId, UserId = 2
});
context.SaveChanges();
// Act
await userItemQueries.RemoveItemForUser(1, new ItemDto { Id = itemId });
// Assert
Assert.Single(context.UserItems);
}
}
public async Task AddItemForUser_ShouldDoNothing_IfUserCannotBeMatched()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
int itemId = 1;
context.Add(new Item {
Id = itemId, Name = "Weapon"
});
context.SaveChanges();
// Act
await userItemQueries.AddItemForUser(1, new ItemDto { Id = itemId });
// Assert
Assert.Empty(context.UserItems);
}
}
public async Task GetAllItemsForUser_ShouldReturnListOfUserItemsWithCorrectCounts_IfDataCanBeMatched()
{
using (ApplicationDbContext context = ApplicationDbContextHelper.GetContext())
{
// Arrange
int userId = 1;
string userName = "******";
context.Add(new User {
Id = userId, Name = userName
});
int numberOfSwords = 46;
int swordId = 1;
string swordName = "Longsword";
context.Add(new Item {
Id = swordId, Name = swordName
});
int numberOfBatteries = 3;
int batteryId = 2;
string batteryName = "Large Battery";
context.Add(new Item {
Id = batteryId, Name = batteryName
});
for (int i = 0; i < numberOfSwords; i++)
{
context.Add(new UserItem {
ItemId = swordId, UserId = userId
});
}
for (int i = 0; i < numberOfBatteries; i++)
{
context.Add(new UserItem {
ItemId = batteryId, UserId = userId
});
}
context.SaveChanges();
IMapper mapper = GetAutoMapperMapper();
var userItemQueries = new UserItemQueries(context, mapper);
// Act
IEnumerable <UserItemDto> actualUserItems = await userItemQueries.GetAllItemsForUser(userId);
// Assert
var expectedUserItems = new List <UserItemDto>
{
new UserItemDto
{
UserId = userId,
UserName = userName,
ItemCount = numberOfSwords,
ItemId = swordId,
ItemName = swordName
},
new UserItemDto
{
UserId = userId,
UserName = userName,
ItemCount = numberOfBatteries,
ItemId = batteryId,
ItemName = batteryName
}
};
Assert.Equal
(
JsonConvert.SerializeObject(expectedUserItems),
JsonConvert.SerializeObject(actualUserItems)
);
}
}
