public void CompareTo_ComparisonAndProjectionApplied()
{
List <IntWrapper> source = new List <IntWrapper>()
{
new IntWrapper()
{
Value = 5
},
new IntWrapper()
{
Value = 4
},
new IntWrapper()
{
Value = 3
},
new IntWrapper()
{
Value = 2
},
new IntWrapper()
{
Value = 1
},
new IntWrapper()
{
Value = 0
}
};
source.Sort(ProjectedComparer.Create <IntWrapper, int>(
(x, y) => x.CompareTo(y),
s => s.Value
));
for (int i = 0; i < source.Count; i++)
{
Assert.AreEqual(i, source[i].Value);
}
}
public void Constructor_NonNullComparisonAndNonNullProjection_DoesNotThrowException()
{
ProjectedComparer <IntWrapper, int> c = new ProjectedComparer <IntWrapper, int>((x, y) => 0, x => x.Value);
}
public void Constructor_NullProjection_ThrowsException()
{
ProjectedComparer <IntWrapper, int> c = new ProjectedComparer <IntWrapper, int>((x, y) => 0, null);
}
public void Constructor_NullComparison_ThrowsException()
{
ProjectedComparer <IntWrapper, int> c = new ProjectedComparer <IntWrapper, int>(null, (x) => { return(x.Value); });
}
public void Constructor_NonNullComparisonAndNonNullProjection_DoesNotThrowException()
{
ProjectedComparer<IntWrapper, int> c = new ProjectedComparer<IntWrapper, int>((x, y) => 0, x => x.Value);
}
public void Constructor_NullProjection_ThrowsException()
{
ProjectedComparer<IntWrapper, int> c = new ProjectedComparer<IntWrapper, int>((x, y) => 0, null);
}
public void Constructor_NullComparison_ThrowsException()
{
ProjectedComparer<IntWrapper, int> c = new ProjectedComparer<IntWrapper, int>(null, (x) => { return x.Value; });
}