public void Should_Load_Empty_When_File_Not_Existing()
{
var tempJsonFilePath = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.json");
try {
if (File.Exists(tempJsonFilePath))
{
File.Delete(tempJsonFilePath);
}
var prov = new JsonMarketOverheadProvider(tempJsonFilePath);
CollectionAssert.AreEqual(new string[] {}, prov.LoadData());
} catch {}
}
public static void Main(string[] args)
{
try {
var(commodity, tonPrice, tradeVolume) = GetParams(args);
var marketOverheadJsonFile = Config[MarketOverheadJsonFileKey];
var jsonMarketOverheadProvider = new JsonMarketOverheadProvider(marketOverheadJsonFile);
var fruitTrading = new FruitTrading(jsonMarketOverheadProvider, (line) => Console.WriteLine(line));
fruitTrading.ReportFullCostAcrossCountries(commodity, tonPrice, tradeVolume);
} catch (Exception exc) {
Console.WriteLine(exc.Message);
}
}
public void Should_Load_Empty_When_Invalid_Json()
{
var tempJsonFilePath = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.json");
try {
File.WriteAllText(tempJsonFilePath, "");
var prov = new JsonMarketOverheadProvider(tempJsonFilePath);
CollectionAssert.AreEqual(new IMarketOverhead[] {}, prov.LoadData());
} catch {}
if (File.Exists(tempJsonFilePath))
{
File.Delete(tempJsonFilePath);
}
}
public void Should_Load_Correctly()
{
var tempJsonFilePath = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.json");
try {
var json = "[{\"COUNTRY\":\"MX\",\"COMMODITY\":\"banana\",\"FIXED_OVERHEAD\":\"32.00\",\"VARIABLE_OVERHEAD\":\"1.24\"}, {\"COUNTRY\":\"BR\",\"COMMODITY\":\"mango\",\"FIXED_OVERHEAD\":\"20.00\",\"VARIABLE_OVERHEAD\":\"1.42\"}]";
File.WriteAllText(tempJsonFilePath, json);
var prov = new JsonMarketOverheadProvider(tempJsonFilePath);
var data = prov.LoadData().ToArray();
var stubbedProv = new StubbedMarketOverheadProvider();
stubbedProv.Add(("MX", "banana", 32.0, 1.24));
stubbedProv.Add(("BR", "mango", 20.0, 1.42));
Utils.AssertMarketOverheadDataAreEqual(stubbedProv.GetStub(0), data[0]);
Utils.AssertMarketOverheadDataAreEqual(stubbedProv.GetStub(1), data[1]);
} catch {}
if (File.Exists(tempJsonFilePath))
{
File.Delete(tempJsonFilePath);
}
}