/// <summary>
/// Tests the support of a character distribution.
/// </summary>
/// <param name="distributionName">The name of the distribution.</param>
/// <param name="distribution">The distribution.</param>
/// <param name="included">A list of characters that must be included in the support of the distribution.</param>
/// <param name="excluded">A list of characters that must not be included in the support of the distribution.</param>
private static void TestSupport(
string distributionName,
DiscreteChar distribution,
IEnumerable <char> included,
IEnumerable <char> excluded)
{
Console.WriteLine(distributionName.PadLeft(12) + ":" + distribution);
foreach (var ch in included)
{
Assert.True(!double.IsNegativeInfinity(distribution.GetLogProb(ch)), distribution + " should contain " + ch);
}
foreach (var ch in excluded)
{
Assert.True(double.IsNegativeInfinity(distribution.GetLogProb(ch)), distribution + " should not contain " + ch);
}
}