public void ReadField()
{
// positions: start(6) ->| |<- end(40)
string value = ProductCatalogReader.ReadField("xxxx This is the destination string yyyy", 6, 40);
Assert.Equal("This is the destination string", value);
}
public void ParseString()
{
var parsed = ProductCatalogReader.ParseField("This is a string", InputType.String);
Assert.IsType <string>(parsed);
Assert.Equal("This is a string", parsed);
}
public void ParseNumber()
{
var parsed = ProductCatalogReader.ParseField("00001234", InputType.Number);
Assert.IsType <int>(parsed);
Assert.Equal(1234, parsed);
}
public void ParseTaxable()
{
const string line =
"14963801 Generic Soda 12-pack 00000000 00000549 00001300 00000000 00000002 00000000 NNNNYNNNN 12x12oz";
var record = ProductCatalogReader.Parse(line);
Assert.Equal(0.07775m, record.TaxRate);
}
public void ParsePerWeightItem()
{
const string line =
"50133333 Fuji Apples (Organic) 00000349 00000000 00000000 00000000 00000000 00000000 NNYNNNNNN lb";
var record = ProductCatalogReader.Parse(line);
Assert.Equal(UnitOfMeasure.Pound, record.UnitOfMeasure);
}
public void ParseRegularForEachPrice()
{
const string line =
"14963801 Generic Soda 12-pack 00000000 00000549 00001300 00000000 00000002 00000000 NNNNYNNNN 12x12oz";
var record = ProductCatalogReader.Parse(line);
Assert.Equal("2 for $13.00", record.RegularDisplayPrice);
Assert.Equal(6.50m, record.RegularCalculatorPrice);
}
public void ParseRegularSingularPrice()
{
const string line =
"80000001 Kimchi-flavored white rice 00000567 00000000 00000000 00000000 00000000 00000000 NNNNNNNNN 18oz";
var record = ProductCatalogReader.Parse(line);
Assert.Equal("$5.67", record.RegularDisplayPrice);
Assert.Equal(5.67m, record.RegularCalculatorPrice);
}
public void ParsePromotionalForEachPrice()
{
const string line =
"12345678 Test product 00000600 00000000 00000000 00001500 00000000 00000003 NNNNYNNNN ";
var record = ProductCatalogReader.Parse(line);
Assert.Equal("3 for $15.00", record.PromotionalDisplayPrice);
Assert.Equal(5.00m, record.PromotionalCalculatorPrice);
}
public void ParsePromotionalSingularPrice()
{
const string line =
"14963801 Generic Soda 12-pack 00000000 00000549 00001300 00000000 00000002 00000000 NNNNYNNNN 12x12oz";
var record = ProductCatalogReader.Parse(line);
Assert.Equal("$5.49", record.PromotionalDisplayPrice);
Assert.Equal(5.49m, record.PromotionalCalculatorPrice);
}
public void ParseNoPromotionalPrice()
{
const string line =
"80000001 Kimchi-flavored white rice 00000567 00000000 00000000 00000000 00000000 00000000 NNNNNNNNN 18oz";
var record = ProductCatalogReader.Parse(line);
Assert.Null(record.PromotionalDisplayPrice);
Assert.Null(record.PromotionalCalculatorPrice);
}
static void Main(string[] args)
{
var reader = new ProductCatalogReader("input-sample.txt");
var products = reader.ReadLines();
string json = JsonConvert.SerializeObject(products, new StringEnumConverter()
{
AllowIntegerValues = false
});
File.WriteAllText("output-sample.json", json);
}
public void ParseFlags()
{
var parsed = ProductCatalogReader.ParseField("YNNY", InputType.Flags);
Assert.IsType <bool[]>(parsed);
bool[] flags = (bool[])parsed;
Assert.Equal(4, flags.Length);
bool[] expected = new bool[] { true, false, false, true };
Assert.Equal <bool>(expected, flags);
}
public void ParseCurrency()
{
var parsedPositive = ProductCatalogReader.ParseField("00123456", InputType.Currency);
Assert.IsType <decimal>(parsedPositive);
Assert.Equal(1234.56m, parsedPositive);
var parsedNegative = ProductCatalogReader.ParseField("-0123456", InputType.Currency);
Assert.IsType <decimal>(parsedNegative);
Assert.Equal(-1234.56m, parsedNegative);
}
public void ParseCommonFields()
{
const string line =
"80000001 Kimchi-flavored white rice 00000567 00000000 00000000 00000000 00000000 00000000 NNNNNNNNN 18oz";
var record = ProductCatalogReader.Parse(line);
Assert.Equal(80000001, record.Id);
Assert.Equal("Kimchi-flavored white rice", record.Description);
Assert.Equal("18oz", record.Size);
Assert.Equal(UnitOfMeasure.Each, record.UnitOfMeasure);
Assert.Equal(0, record.TaxRate);
}
public void RoundHalfDown()
{
Assert.Equal(12.34m, ProductCatalogReader.RoundHalfDown(12.34199m, 2));
Assert.Equal(12.34m, ProductCatalogReader.RoundHalfDown(12.345m, 2));
Assert.Equal(12.35m, ProductCatalogReader.RoundHalfDown(12.346m, 2));
}
