public void IsSorted_DefaultComparerWithNullEnumerable_ViolatesPrecondition()
{
// Arrange
SCG.IEnumerable <int> enumerable = null;
// Act & Assert
// ReSharper disable once ExpressionIsAlwaysNull
Assert.That(() => enumerable.IsSorted(), Violates.PreconditionSaying(ArgumentMustBeNonNull));
}
public void IsSorted_CustomComparerWithNullEnumerable_ViolatesPrecondition()
{
// Arrange
SCG.IEnumerable <int> enumerable = null;
var comparer = ComparerFactory.CreateComparer <int>((x, y) => x.CompareTo(y));
// Act & Assert
// ReSharper disable once ExpressionIsAlwaysNull
Assert.That(() => enumerable.IsSorted(comparer), Violates.PreconditionSaying(ArgumentMustBeNonNull));
}
public static bool IsSorted <T>(this SCG.IEnumerable <T> enumerable)
{
#region Code Contracts
// Argument must be non-null
Requires(enumerable != null, ArgumentMustBeNonNull);
#endregion
return(enumerable.IsSorted(SCG.Comparer <T> .Default));
}
