public void SoldAverage___Example()
{
var expectedHash = new Dictionary <string, AverageResult>();
var props = new List <PropertyInfo>();
var postalCode = string.Empty;
var postalCount = new Dictionary <string, double>();
//var expectedOutputSection = false;
foreach (var l in FileIO.ReadFrom(@"data\soldaverage_example.txt"))
{
var line = l.Trim();
var upper = line.ToUpper();
var upperNoSpace = upper.Replace(" ", string.Empty);
if (upperNoSpace.StartsWith("HOUSE#"))
{
var prop = ExtractPropInfo(line);
props.Add(prop);
if (postalCount.ContainsKey(prop.PostalCode))
{
postalCount[prop.PostalCode]++;
}
else
{
postalCount.Add(prop.PostalCode, 1);
}
}
else if (upperNoSpace.StartsWith("ZIPCODE:"))
{
var index = line.IndexOf(':');
postalCode = line.Substring(index + 1).Trim();
//expectedOutputSection = true;
var expected = new AverageResult(postalCode);
expectedHash.Add(postalCode, expected);
if (postalCount.ContainsKey(postalCode))
{
expected.Count = postalCount[postalCode];
}
}
else if (upperNoSpace.StartsWith("AVERAGEPRICEPRIORTOFLIP:"))
{
var index = line.IndexOf(':');
var priceBefore = line.Substring(index + 1).Trim();
var expected = expectedHash[postalCode];
expected.BeforePrice = ConvertPrice(priceBefore);
Console.WriteLine("FOUND#1:" + expected.BeforePrice);
}
else if (upperNoSpace.StartsWith("AVERAGEPRICEAFTERFLIP:"))
{
var index = line.IndexOf(':');
var priceAfter = line.Substring(index + 1).Trim();
var expected = expectedHash[postalCode];
expected.AfterPrice = ConvertPrice(priceAfter);
Console.WriteLine("FOUND#2:" + expected.AfterPrice);
}
}
var hash = sut.Average(props);
foreach (var k in expectedHash.Keys)
{
postalCode = k;
Console.WriteLine("For postal code: '{0}'", postalCode);
var expected = expectedHash[k];
var result = hash[k];
Console.WriteLine("Expected: \r\n {0}", expected);
Console.WriteLine("Actual: \r\n {0}", result);
Assert.AreEqual(expected, result);
Console.WriteLine("(PASSED)");
Console.WriteLine("--------------------------------------------------");
}
}
{ // ORACLE
public virtual Dictionary <string, AverageResult> Average(List <PropertyInfo> properties)
{
/*
* string postalCode = null;
* double priceBefore=0, priceAfter=0;
* double sqftBefore=0, sqftAfter=0;
* double bedsBefore=0, bedsAfter=0;
* double bathsBefore=0, bathsAfter=0;
* double count=0;
* foreach(var p in properties)
* {
++count;
* priceBefore+=p.BeforePrice; priceAfter+=p.AfterPrice;
* sqftBefore+=p.BeforeSqft; sqftAfter+=p.AfterSqft;
* bedsBefore+=p.BeforeBeds; bedsAfter+=p.AfterBeds;
* bathsBefore+=p.BeforeBaths; bathsAfter+=p.AfterBaths;
* }
*
* double BeforePriceAvg=priceBefore/count, AfterPriceeAvg=priceAfter/count;
* double BeforeSqfteAvg=sqftBefore/count, AfterSqfteAvg=sqftAfter/count;
* double BeforeBedseAvg=bedsBefore/count, AfterBedseAvg=bedsAfter/count;
* double BeforeBathseAvg=bathsBefore/count, AfterBathseAvg=bathsAfter/count;
*
* return new AverageResult(
* postalCode,
* BeforePriceAvg, AfterPriceeAvg,
* BeforeSqfteAvg, AfterSqfteAvg,
* BeforeBedseAvg, AfterBedseAvg,
* BeforeBathseAvg, AfterBathseAvg
* );
*/
var hash = new Dictionary <string, AverageResult>();
foreach (var p in properties)
{
var postalCode = p.PostalCode;
AverageResult avgRes = null;
if (hash.ContainsKey(postalCode))
{
avgRes = hash[postalCode];
}
else
{
avgRes = new AverageResult(postalCode)
{
Count = 0
};
hash.Add(postalCode, avgRes);
}
avgRes.Count++; Console.WriteLine("{0} Count: {1}", postalCode, avgRes.Count);
avgRes.BeforePrice += p.BeforePrice; avgRes.AfterPrice += p.AfterPrice;
avgRes.BeforeSqft += p.BeforeSqft; avgRes.AfterSqft += p.AfterSqft;
avgRes.BeforeBeds += p.BeforeBeds; avgRes.AfterBeds += p.AfterBeds;
avgRes.BeforeBaths += p.BeforeBaths; avgRes.AfterBaths += p.AfterBaths;
}
foreach (AverageResult avgRes in hash.Values)
{
avgRes.BeforePrice /= avgRes.Count; avgRes.AfterPrice /= avgRes.Count;
avgRes.BeforeSqft /= avgRes.Count; avgRes.AfterSqft /= avgRes.Count;
avgRes.BeforeBeds /= avgRes.Count; avgRes.AfterBeds /= avgRes.Count;
avgRes.BeforeBaths /= avgRes.Count; avgRes.AfterBaths /= avgRes.Count;
}
return(hash);
}