public void TestPermutation_TwoSubstituents()
{
PermutationParity p = Permutation(new int[] { 1, 2, 0 });
Assert.IsTrue(p is BasicPermutationParity);
FieldInfo field = p.GetType().GetField("indices", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
Assert.IsTrue(Compares.AreDeepEqual(new int[] { 1, 2 }, (int[])field.GetValue(p)));
}
/// <summary>
/// Create a new encoder for multiple stereo centres (specified as an array).
/// </summary>
/// <param name="centres">the stereo centres which will be configured</param>
/// <param name="permutation">calculator for permutation parity</param>
/// <param name="geometric">geometric calculator</param>
/// <exception cref="ArgumentException">if the centres[] were empty</exception>
public GeometryEncoder(int[] centres, PermutationParity permutation, GeometricParity geometric)
{
if (centres.Length == 0)
{
throw new ArgumentException("no centres[] provided");
}
this.permutation = permutation;
this.geometric = geometric;
this.centres = new int[centres.Length];
Array.Copy(centres, this.centres, centres.Length);
}
/// <summary>
/// Convenience method to create a new encoder for a single stereo centre.
/// </summary>
/// <param name="centre">a stereo centre which will be configured</param>
/// <param name="permutation">calculator for permutation parity</param>
/// <param name="geometric">geometric calculator</param>
/// <exception cref="ArgumentException">if the centres[] were empty</exception>
public GeometryEncoder(int centre, PermutationParity permutation, GeometricParity geometric)
: this(new int[] { centre }, permutation, geometric)
{
}