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//
// TestLabel.cs
//
// Author:
// Martin Baulig <martin.baulig@xamarin.com>
//
// Copyright (c) 2012 Xamarin Inc. (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Text;
using System.Collections.Generic;
namespace MonoTests.System.ServiceModel.MetadataTests {
public class TestLabel {
List<Scope> scopes;
string delimiter;
Style defaultStyle;
public enum Style {
Letter,
Number,
HexNumer
}
public TestLabel (string prefix)
: this (prefix, ".", Style.Letter)
{
}
public TestLabel (string prefix, string delimiter, Style style)
{
if ((prefix == null) || (prefix.Equals (string.Empty)))
throw new ArgumentException ("Cannot be null or empty.", "prefix");
if (delimiter == null)
throw new ArgumentNullException ("delimiter");
scopes = new List<Scope> ();
scopes.Add (new Scope (prefix, style));
this.delimiter = delimiter;
this.defaultStyle = style;
}
class Scope {
public readonly string Text;
public readonly Style Style;
int id;
public Scope (string text, Style style)
{
this.Text = text;
this.Style = style;
this.id = 0;
}
public int GetID ()
{
return ++id;
}
}
public void EnterScope (string scope)
{
scopes.Add (new Scope (scope, defaultStyle));
}
public void LeaveScope ()
{
if (scopes.Count <= 1)
throw new InvalidOperationException ();
scopes.RemoveAt (scopes.Count - 1);
}
public string Get ()
{
var sb = new StringBuilder ();
for (int i = 0; i < scopes.Count; i++) {
sb.Append (scopes [i].Text);
sb.Append (delimiter);
}
var scope = scopes [scopes.Count - 1];
var id = scope.GetID ();
switch (scope.Style) {
case Style.Letter:
if (id <= 26)
sb.Append ((char)('a' + id - 1));
else
goto case Style.Number;
break;
case Style.Number:
sb.Append (id);
break;
case Style.HexNumer:
sb.AppendFormat ("{0:x2}", id);
break;
}
return sb.ToString ();
}
public override string ToString ()
{
var sb = new StringBuilder ();
sb.Append ("[");
for (int i = 0; i < scopes.Count; i++) {
if (i > 0)
sb.Append (delimiter);
sb.Append (scopes [i].Text);
}
sb.Append ("]");
return sb.ToString ();
}
}
}
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