public void PatternMask_UpdateFrom()
{
var mask = new PatternMask("(aaa) 000");
mask.MaskChars.Length.Should().Be(3); // '0', 'a' and '*'
mask.CleanDelimiters.Should().BeFalse();
mask.Placeholder.Should().BeNull();
mask.SetText("abc12");
mask.Selection = (1, 2);
mask.ToString().Should().Be("([a]bc) 12");
mask.UpdateFrom(new PatternMask("999")
{
Placeholder = '#', MaskChars = new [] { new MaskChar('9', "[0-9]") }, CleanDelimiters = true
});
mask.MaskChars.Length.Should().Be(1); // '9'
mask.MaskChars[0].Char.Should().Be('9');
mask.MaskChars[0].Regex.Should().Be("[0-9]");
mask.CleanDelimiters.Should().BeTrue();
mask.Placeholder.Should().Be('#');
// state should be preserved (Text, Caret/Selection)
mask.ToString().Should().Be("1[2]#");
mask.UpdateFrom(null);
mask.MaskChars.Length.Should().Be(1); // '9'
mask.MaskChars[0].Char.Should().Be('9');
mask.MaskChars[0].Regex.Should().Be("[0-9]");
mask.CleanDelimiters.Should().BeTrue();
mask.Placeholder.Should().Be('#');
// state should be preserved (Text, Caret/Selection)
mask.ToString().Should().Be("1[2]#");
}
public void PatternMask_TransformationFunc()
{
var mask = new PatternMask("(aaa) 000")
{
Transformation = c => c.ToString().ToUpperInvariant()[0],
CleanDelimiters = true,
};
mask.Insert("xyä123");
mask.ToString().Should().Be("(XYÄ) 123|");
mask.GetCleanText().Should().Be("XYÄ123");
mask.SetText("ABß...");
mask.ToString().Should().Be("(ABß) |");
mask.GetCleanText().Should().Be("ABß");
}