static void Main(string[] args)
{
//Show error message if all arguments are not passed.
if (args.Length < 2)
{
Console.WriteLine(Constants.Messages.INVALID_ARGS);
return;
}
//Try to obtain source instance based on input source type.
IProductSource source = ProductSourceFactory.GetProductSource(args[0].ToLower());
if (source != null)
{
//Try to parse the input file, and display contents or error if parsing fails.
try
{
source.ParseFile(args[1]);
}
catch (Exception ex)
{
Console.WriteLine(Constants.Messages.PARSE_FAILED + ex.Message);
}
}
//Specified source not found/implemented.
else
{
Console.WriteLine(Constants.Messages.INVALID_SOURCE);
}
}
public void SumByPagingTest_column_sell_price_paging_3_should_3_6_9()
{
IProductSource source = Substitute.For <IProductSource>();
ColumnType columnType = ColumnType.SellPrice;
int paging = 3;
source.GetSource().ReturnsForAnyArgs(_products);
List <int> expected = new List <int> {
3, 6, 9
};
PagingHelper helper = new PagingHelper(source);
List <int> actual = helper.SumByPaging(columnType, paging);
CollectionAssert.AreEquivalent(expected, actual);
}
public void SumByPagingTest_column_cost_paging_2_should_1_1_1_2_1()
{
IProductSource source = Substitute.For <IProductSource>();
ColumnType columnType = ColumnType.Cost;
int paging = 2;
source.GetSource().ReturnsForAnyArgs(_products);
List <int> expected = new List <int> {
1, 1, 1, 2, 1
};
PagingHelper helper = new PagingHelper(source);
List <int> actual = helper.SumByPaging(columnType, paging);
CollectionAssert.AreEquivalent(expected, actual);
}
public PagingHelper(IProductSource source)
{
_source = source;
}
public PagingHelper(IProductSource source)
{
_source = source;
}
