public ActionResult TopBrands()
{
const int NUM_ADS_TO_RETURN = 5;
var vm = _repo.GetTopBrands(START_DATE, END_DATE, NUM_ADS_TO_RETURN);
return(View(vm));
}
public void GetTopBrands_Normal_ReturnsCorrectLength()
{
const int maxLength = 5;
var target = new AdRepository(_mockDataService);
var result = target.GetTopBrands(_startDate, _endDate, maxLength);
Assert.AreEqual(maxLength, result.Count());
}
public void GetTopBrands_Normal_SortedDescendingByPageCoverageAmount()
{
var target = new AdRepository(_mockDataService);
var result = target.GetTopBrands(_startDate, _endDate, 5);
decimal lastPageCoverageAmount = decimal.MaxValue;
foreach (TopBrandViewModel vm in result)
{
Assert.IsTrue(vm.TotalPageCoverage <= lastPageCoverageAmount);
lastPageCoverageAmount = vm.TotalPageCoverage;
}
}
public void GetTopBrands_Normal_DistinctByBrand()
{
const int maxLength = 5;
var target = new AdRepository(_mockDataService);
var result = target.GetTopBrands(_startDate, _endDate, maxLength);
HashSet <string> brands = new HashSet <string>();
foreach (TopBrandViewModel vm in result)
{
Assert.IsTrue(brands.Add(vm.BrandName));
}
}
public void GetTopBrands_Normal_SecondarySortBrandName()
{
var target = new AdRepository(_mockDataService);
var result = target.GetTopBrands(_startDate, _endDate, 5);
decimal lastPageCoverageAmount = decimal.MaxValue;
string lastBrandName = null;
foreach (TopBrandViewModel vm in result)
{
if (vm.TotalPageCoverage == lastPageCoverageAmount)
{
Assert.IsTrue(string.Compare(vm.BrandName, lastBrandName) > 0);
}
lastPageCoverageAmount = vm.TotalPageCoverage;
lastBrandName = vm.BrandName;
}
}