/// <summary>
/// Checks if the IEnumerable is naturally sorted
/// </summary>
/// <param name="context">context for the check</param>
/// <param name="comparer">optional comparer</param>
/// <typeparam name="T">enumerable type</typeparam>
/// <returns>A check link</returns>
public static ICheckLink <ICheck <T> > IsInAscendingOrder <T>(this ICheck <T> context, IComparer comparer = null) where T : IEnumerable
{
if (comparer == null)
{
comparer = new BasicComparer();
}
ExtensibilityHelper.BeginCheck(context).
FailIfNull().
Analyze((sut, test) =>
{
object previous = null;
var index = 0;
var first = true;
foreach (var current in sut)
{
if (!first)
{
if (comparer.Compare(previous, current) > 0)
{
test.Fail($"The {{checked}} is not in ascending order, whereas it should.{Environment.NewLine}At #{index}: [{previous.ToStringProperlyFormatted().DoubleCurlyBraces()}] comes after [{current.ToStringProperlyFormatted().DoubleCurlyBraces()}].");
return;
}
}
else
{
first = false;
}
previous = current;
index++;
}
}).
OnNegate("The {checked} is in ascending order whereas it should not.").
EndCheck();
return(ExtensibilityHelper.BuildCheckLink(context));
}
public CellProgress(string textPropertyName, string progressPropertyName)
: base(textPropertyName)
{
this.progressPropertyName = progressPropertyName;
comparer = new BasicComparer();
}
public CellText(string propertyName)
: base(propertyName)
{
comparer = new BasicComparer();
}
public CellTextEnumerator()
: base(null)
{
comparer = new BasicComparer();
}
