/// <Summary>Gets the highest percentage of positive tests with date.</Summary>
/// <returns>A formatted string with the highest percentage of positive test and date</returns>
public string GetHighestPercentageOfTestsPerDayWithDate()
{
string highestPercentage;
var date = string.Empty;
try
{
var highestPercentageRecord = this.covidStatistics.FindRecordWithHighestPercentageOfPositiveTests();
var positivePercentage = CovidDataStatistics.FindPositivePercentageForRecord(highestPercentageRecord);
highestPercentage = Format.FormatNumericValueAsPercentage(positivePercentage);
date = highestPercentageRecord.Date.ToString(Assets.DateStringFormatted);
}
catch (Exception)
{
highestPercentage = Assets.NoPositiveData;
}
return(CovidDataLines.GetCovidLineForValueAndDate(Assets.HighestPercentageOfPositiveCasesLabel,
highestPercentage, date));
}
public void TestFiftyPercentPositive()
{
var result = CovidDataStatistics.FindPositivePercentageForRecord(this.record3);
Assert.AreEqual(0.5, result, Delta);
}
public void TestOneHundredPercentPositive()
{
var result = CovidDataStatistics.FindPositivePercentageForRecord(this.record4);
Assert.AreEqual(1.0, result, Delta);
}
public void TestZeroPositives()
{
var result = CovidDataStatistics.FindPositivePercentageForRecord(this.record1);
Assert.AreEqual(double.NaN, result);
}
