public async Task <string> CreateAsync(ItemCreateServiceModel serviceModel)
{
if (!this.IsEntityStateValid(serviceModel))
{
return(null);
}
var user = await this.Context.Users.SingleOrDefaultAsync(u => u.UserName == serviceModel.UserName);
if (user == null ||
!await this.Context.SubCategories.AnyAsync(c => c.Id == serviceModel.SubCategoryId))
{
return(null);
}
var item = Mapper.Map <Item>(serviceModel);
item.UserId = user.Id;
await this.Context.AddAsync(item);
await this.pictureService.Upload(serviceModel.PictFormFiles, item.Id);
await this.Context.SaveChangesAsync();
return(item.Id);
}
public async Task CreateAsync_WithInvalidUsername_ShouldReturnNullId_AndNotInsertItemInDatabase()
{
// Arrange
var item = new ItemCreateServiceModel
{
Id = SampleId,
Title = SampleTitle,
Description = SampleDescription,
StartingPrice = SampleStartingPrice,
MinIncrease = SampleMinIncrease,
StartTime = SampleStartTime,
EndTime = SampleEndTime,
SubCategoryId = SampleSubCategoryId,
UserName = SampleUsername,
};
// Act
var result = await this.itemsService.CreateAsync(item);
// Assert
result
.Should()
.BeNull();
this.dbContext
.Items
.Should()
.BeEmpty();
}
public async Task CreateAsync_WithValidModel_ShouldReturnId_AndInsertItemInDatabase()
{
// Arrange
await this.SeedUserAndSubCategory();
this.dbContext.SaveChanges();
var item = new ItemCreateServiceModel
{
Id = SampleId,
Title = SampleTitle,
Description = SampleDescription,
StartingPrice = SampleStartingPrice,
MinIncrease = SampleMinIncrease,
StartTime = SampleStartTime,
EndTime = SampleEndTime,
SubCategoryId = SampleSubCategoryId,
UserName = SampleUsername,
PictFormFiles = new List <IFormFile>(),
};
// Act
var result = await this.itemsService.CreateAsync(item);
// Assert
result
.Should()
.NotBeNullOrEmpty()
.And
.Match(x => x.As <string>() == SampleId);
this.dbContext
.Items
.Should()
.HaveCount(1);
}
public async Task CreateAsync_WithInvalidDescription_ShouldReturnNullId_AndNotInsertItemInDatabase()
{
// Arrange
var random = new Random();
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
var invalidDescription = new string(Enumerable.Repeat(chars, 501)
.Select(s => s[random.Next(s.Length)]).ToArray());
var item = new ItemCreateServiceModel
{
Id = SampleId,
Title = SampleTitle,
Description = invalidDescription,
StartingPrice = SampleStartingPrice,
MinIncrease = SampleMinIncrease,
StartTime = SampleStartTime,
EndTime = SampleEndTime,
SubCategoryId = SampleSubCategoryId,
UserName = SampleUsername,
};
// Act
var result = await this.itemsService.CreateAsync(item);
// Assert
result
.Should()
.BeNull();
this.dbContext
.Items
.Should()
.BeEmpty();
}