/// <summary>
/// Returns a random Unicode String.
/// </summary>
/// <param name="random">A random number generator.</param>
/// <param name="length">The length.</param>
/// <returns></returns>
public static string RandomUnicodeString(Random random, int length)
{
if (length <= 0)
{
throw new ArgumentOutOfRangeException("length");
}
StringBuilder sb = new StringBuilder(length);
UnicodeSemantics us = new UnicodeSemantics(); // all ranges ok
for (int i = 0; i < length; i++)
{
int candidate;
// will not generate all possible uints, but the one we exclude are not interesting for purpose.
do
{
candidate = random.Next((int)us.MinValue, (int)us.MaxValue);
} while (!us.IsInRange((uint)candidate));
sb.Append((char)candidate);
}
return sb.ToString();
}
/// <summary>
/// Returns true if the specified uint maps to a valid Unicode character in the ranges specified.
/// </summary>
/// <param name="value">The value.</param>
/// <param name="validRanges">A series of <see cref="UnicodeRange"/> to match the value against.</param>
/// <returns>
/// True if the code is in one of the ranges, False otherwise.
/// </returns>
public static bool IsInRange(uint value, params UnicodeRange[] validRanges)
{
UnicodeSemantics us = new UnicodeSemantics(validRanges);
return(us.IsInRange(value));
}
/// <summary>
/// Returns true if the specified uint maps to a valid Unicode character in the ranges specified.
/// </summary>
/// <param name="value">The value.</param>
/// <param name="validRanges">A series of <see cref="UnicodeRange"/> to match the value against.</param>
/// <returns>
/// True if the code is in one of the ranges, False otherwise.
/// </returns>
public static bool IsInRange(uint value, params UnicodeRange[] validRanges)
{
UnicodeSemantics us = new UnicodeSemantics(validRanges);
return us.IsInRange(value);
}
