public void BitArrayToText() {
var bitArray = new BitArray(32);
var bitString = bitArray.ToText();
Assert.AreEqual(32, bitString.Length);
Assert.IsFalse(bitString.Contains("1"));
Assert.IsTrue(bitString.All(c => c == '0'));
bitString = bitArray.Not().ToText();
Assert.AreEqual(32, bitString.Length);
Assert.IsFalse(bitString.Contains("0"));
Assert.IsTrue(bitString.All(c => c == '1'));
}