System.ComponentModel.MaskedTextProvider.FindAssignedEditPositionFrom C# (CSharp) Method

        public int FindAssignedEditPositionFrom(int position, bool direction)
        {
            if (_assignedCharCount == 0)
            {
                return invalidIndex;
            }

            int startPosition;
            int endPosition;

            if (direction == forward)
            {
                startPosition = position;
                endPosition = _testString.Length - 1;
            }
            else
            {
                startPosition = 0;
                endPosition = position;
            }

            return FindAssignedEditPositionInRange(startPosition, endPosition, direction);
        }

		public void FindAssignedEditPositionFromTest1 ()
		{
			MaskedTextProvider mtp;
			int Int32_out = 0;
			MaskedTextResultHint MaskedTextResultHint_out = MaskedTextResultHint.Unknown;
			mtp = new MaskedTextProvider (@"abc");
			mtp.Add (@"a");
			mtp.Add ('\x61');
			mtp.Add ('\x61', out Int32_out, out MaskedTextResultHint_out);
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (0, false), "#0");
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (0, true), "#1");
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (1, false), "#2");
			Assert.AreEqual (-1, mtp.FindAssignedEditPositionFrom (1, true), "#3");
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (2, false), "#4");
			Assert.AreEqual (-1, mtp.FindAssignedEditPositionFrom (2, true), "#5");
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (3, false), "#6");
			Assert.AreEqual (-1, mtp.FindAssignedEditPositionFrom (3, true), "#7");
			Assert.AreEqual (0, mtp.FindAssignedEditPositionFrom (4, false), "#8");
			Assert.AreEqual (-1, mtp.FindAssignedEditPositionFrom (4, true), "#9");
			MaskedTextProviderTest.AssertProperties (mtp, "FindAssignedEditPositionFromTest", 10, true, false, 1, 0, CultureInfo.GetCultureInfo ("es-ES"), 1, true, false, false, 0, 3, @"abc", true, true, '\x0', '\x5F', true, true, true, @"abc", @"abc", @"abc", @"abc", @"a", @"abc", @"a");
		}