public void GivenNegativeOrZeroCategoryId_ShouldReturnEmptyCollection(int categoryId)
{
var repo = new List <ProductCategory>();
var randomNumber = new Random();
var currentRepoSize = randomNumber.Next(10, 100);
for (int i = 0; i < currentRepoSize; i++)
{
repo.Add(new ProductCategory()
{
CategoryId = randomNumber.Next(10, 20),
ProductId = randomNumber.Next(1, 2),
});
}
// Arange
var mappingRepo = MockRepository.GenerateStub <IRepository <ProductCategory> >();
mappingRepo.Stub(x => x.TableNoTracking).Return(repo.AsQueryable());
// Act
var cut = new ProductCategoryMappingsApiService(mappingRepo);
var result = cut.GetMappings(categoryId: categoryId);
// Assert
Assert.IsEmpty(result);
}
public void GivenNonEmptyValidRepositoryWithMoreThanTheMaxItems_ShouldReturnDefaultLimitItems()
{
var repo = new List <ProductCategory>();
var randomNumber = new Random();
var currentRepoSize = Configurations.MaxLimit * 2;
for (int i = 0; i < currentRepoSize; i++)
{
repo.Add(new ProductCategory()
{
CategoryId = randomNumber.Next(10, 20),
ProductId = randomNumber.Next(1, 2),
});
}
// Arange
var mappingRepo = MockRepository.GenerateStub <IRepository <ProductCategory> >();
mappingRepo.Stub(x => x.TableNoTracking).Return(repo.AsQueryable());
// Act
var cut = new ProductCategoryMappingsApiService(mappingRepo);
var result = cut.GetMappings();
// Assert
Assert.IsNotEmpty(result);
Assert.AreEqual(Configurations.DefaultLimit, result.Count);
}
public void GivenPositiveProductId_ShouldReturnCollectionContainingAllMappingsWithThisProductId()
{
var repo = new List <ProductCategory>();
var randomNumber = new Random();
var productId = 1;
repo.Add(new ProductCategory()
{
CategoryId = randomNumber.Next(10, 20),
ProductId = productId,
});
// Arange
var mappingRepo = MockRepository.GenerateStub <IRepository <ProductCategory> >();
mappingRepo.Stub(x => x.TableNoTracking).Return(repo.AsQueryable());
// Act
var cut = new ProductCategoryMappingsApiService(mappingRepo);
var result = cut.GetMappings(productId: productId);
// Assert
Assert.IsTrue(result.Select(x => new { x.CategoryId, x.ProductId })
.SequenceEqual(repo.Where(x => x.ProductId == productId).Select(x => new { x.CategoryId, x.ProductId })));
}
public void GivenEmptyRepository_ShouldReturnEmptyCollection()
{
var repo = new List <ProductCategory>();
// Arange
var mappingRepo = MockRepository.GenerateStub <IRepository <ProductCategory> >();
mappingRepo.Stub(x => x.TableNoTracking).Return(repo.AsQueryable());
// Act
var cut = new ProductCategoryMappingsApiService(mappingRepo);
var result = cut.GetMappings();
// Assert
Assert.IsEmpty(result);
}
public void GivenPositiveCategoryId_ShouldReturnCollectionContainingAllMappingsWithThisCategoryId()
{
var repo = new List <ProductCategory>();
var randomNumber = new Random();
var currentRepoSize = randomNumber.Next(51, 100);
for (int i = 0; i < currentRepoSize; i++)
{
repo.Add(new ProductCategory()
{
CategoryId = randomNumber.Next(1, 2),
ProductId = randomNumber.Next(10, 20),
});
}
var categoryId = 1;
repo.Add(new ProductCategory()
{
CategoryId = categoryId,
ProductId = randomNumber.Next(10, 20),
});
// Arange
var mappingRepo = MockRepository.GenerateStub <IRepository <ProductCategory> >();
mappingRepo.Stub(x => x.TableNoTracking).Return(repo.AsQueryable());
// Act
var cut = new ProductCategoryMappingsApiService(mappingRepo);
var result = cut.GetMappings(categoryId: categoryId);
// Assert
Assert.IsTrue(result.Select(x => new { x.CategoryId, x.ProductId })
.SequenceEqual(repo.Where(x => x.CategoryId == categoryId).Take(Configurations.DefaultLimit).Select(x => new { x.CategoryId, x.ProductId })));
}
