a575963da9
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
139 lines
3.3 KiB
C#
139 lines
3.3 KiB
C#
//
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// TestLabel.cs
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//
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// Author:
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// Martin Baulig <martin.baulig@xamarin.com>
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//
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// Copyright (c) 2012 Xamarin Inc. (http://www.xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Text;
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using System.Collections.Generic;
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namespace MonoTests.System.Configuration.Util {
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public class TestLabel {
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List<Scope> scopes;
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string delimiter;
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Style defaultStyle;
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public enum Style {
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Letter,
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Number,
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HexNumer
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}
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public TestLabel (string prefix)
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: this (prefix, ".", Style.Letter)
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{
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}
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public TestLabel (string prefix, string delimiter, Style style)
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{
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if ((prefix == null) || (prefix.Equals (string.Empty)))
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throw new ArgumentException ("Cannot be null or empty.", "prefix");
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if (delimiter == null)
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throw new ArgumentNullException ("delimiter");
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scopes = new List<Scope> ();
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scopes.Add (new Scope (prefix, style));
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this.delimiter = delimiter;
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this.defaultStyle = style;
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}
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class Scope {
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public readonly string Text;
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public readonly Style Style;
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int id;
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public Scope (string text, Style style)
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{
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this.Text = text;
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this.Style = style;
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this.id = 0;
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}
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public int GetID ()
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{
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return ++id;
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}
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}
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public void EnterScope (string scope)
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{
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scopes.Add (new Scope (scope, defaultStyle));
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}
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public void LeaveScope ()
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{
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if (scopes.Count <= 1)
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throw new InvalidOperationException ();
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scopes.RemoveAt (scopes.Count - 1);
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}
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public string Get ()
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{
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var sb = new StringBuilder ();
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for (int i = 0; i < scopes.Count; i++) {
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sb.Append (scopes [i].Text);
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sb.Append (delimiter);
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}
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var scope = scopes [scopes.Count - 1];
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var id = scope.GetID ();
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switch (scope.Style) {
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case Style.Letter:
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if (id <= 26)
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sb.Append ((char)('a' + id - 1));
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else
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goto case Style.Number;
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break;
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case Style.Number:
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sb.Append (id);
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break;
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case Style.HexNumer:
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sb.AppendFormat ("{0:x2}", id);
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break;
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}
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return sb.ToString ();
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}
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public override string ToString ()
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{
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var sb = new StringBuilder ();
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sb.Append ("[");
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for (int i = 0; i < scopes.Count; i++) {
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if (i > 0)
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sb.Append (delimiter);
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sb.Append (scopes [i].Text);
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}
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sb.Append ("]");
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return sb.ToString ();
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}
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}
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}
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