public void MarketGroups_All_ReturnsMoreThanRoots()
{
var roots = MarketGroups.GetRootMarketGroups().ToList();
var mgs = MarketGroups.GetMarketGroups().ToList();
mgs.Count.Should().BeGreaterThan(roots.Count);
}
public void MarketGroups_RootsHaveNoParents()
{
var mgs = MarketGroups.GetRootMarketGroups().ToList();
var parentedMgs = mgs.Where(mg => MarketGroups.GetParent(mg) != null).ToList();
mgs.Should().HaveCountGreaterThan(0);
parentedMgs.Should().HaveCount(0);
}