/// <summary>
/// Initializes a new instance of the <see cref="T:RangeConstraint"/> class.
/// </summary>
/// <param name="from">From.</param>
/// <param name="to">To.</param>
public RangeConstraint(T from, T to)
: base(from, to)
{
this.from = from;
this.to = to;
this.comparer = ComparisonAdapter.For(new NUnitComparer <T>());
}
/// <summary>
/// Modifies the constraint to use a <see cref="Comparison{T}"/> and returns self.
/// </summary>
public CollectionOrderedConstraint Using <T>(Comparison <T> comparer)
{
if (_activeStep.ComparerName != null)
{
throw new InvalidOperationException("Only one Using modifier may be used");
}
_activeStep.Comparer = ComparisonAdapter.For(comparer);
_activeStep.ComparerName = comparer.GetType().FullName;
return(this);
}
public static IEnumerable <ComparisonAdapter> ComparisonAdapters()
{
return(new[]
{
ComparisonAdapter.Default,
ComparisonAdapter.For((IComparer)StringComparer.Ordinal),
ComparisonAdapter.For((IComparer <string>)StringComparer.Ordinal),
ComparisonAdapter.For <string>(StringComparer.Ordinal.Compare)
});
}
/// <summary>
/// Modifies the constraint to use a Comparison<T> and returns self.
/// </summary>
public CollectionOrderedConstraint Using <T>(Comparison <T> comparer)
{
this.comparer = ComparisonAdapter.For(comparer);
this.comparerName = comparer.GetType().FullName;
return(this);
}
/// <summary>
/// Modifies the constraint to use an <see cref="IComparer{T}"/> and returns self.
/// </summary>
public RangeConstraint Using <T>(IComparer <T> comparer)
{
this.comparer = ComparisonAdapter.For(comparer);
return(this);
}
/// <summary>
/// Modifies the constraint to use a Comparison<T> and returns self
/// </summary>
public ComparisonConstraint Using <T>(Comparison <T> comparer)
{
this.comparer = ComparisonAdapter.For(comparer);
return(this);
}
/// <summary>
/// Returns an EqualityAdapter that wraps a Comparison<T>.
/// </summary>
public static EqualityAdapter For <T>(Comparison <T> comparer)
{
return(new ComparisonAdapterAdapter(ComparisonAdapter.For(comparer)));
}
/// <summary>
/// Modifies the constraint to use an <see cref="IComparer"/> and returns self
/// </summary>
/// <param name="comparer">The comparer used for comparison tests</param>
/// <returns>A constraint modified to use the given comparer</returns>
public ComparisonConstraint Using(IComparer comparer)
{
this._comparer = ComparisonAdapter.For(comparer);
return(this);
}
