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[opentween/open-tween.git] / OpenTween.Tests / TestUtils.cs
1 // OpenTween - Client of Twitter
2 // Copyright (c) 2012 kim_upsilon (@kim_upsilon) <https://upsilo.net/~upsilon/>
3 // All rights reserved.
4 //
5 // This file is part of OpenTween.
6 //
7 // This program is free software; you can redistribute it and/or modify it
8 // under the terms of the GNU General Public License as published by the Free
9 // Software Foundation; either version 3 of the License, or (at your option)
10 // any later version.
11 //
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 // for more details.
16 //
17 // You should have received a copy of the GNU General Public License along
18 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
19 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
20 // Boston, MA 02110-1301, USA.
21
22 using System;
23 using System.Collections.Generic;
24 using System.ComponentModel;
25 using System.Drawing;
26 using System.Drawing.Imaging;
27 using System.IO;
28 using System.Linq;
29 using System.Reflection;
30 using System.Text;
31 using System.Threading.Tasks;
32 using System.Windows.Forms;
33 using Xunit;
34
35 namespace OpenTween
36 {
37     internal static class TestUtils
38     {
39         public static void CheckDeepCloning(object obj, object cloneObj)
40         {
41             Assert.Equal(obj, cloneObj);
42             Assert.NotSame(obj, cloneObj);
43
44             foreach (var field in obj.GetType().GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic))
45             {
46                 var objValue = field.GetValue(obj);
47                 var cloneValue = field.GetValue(cloneObj);
48
49                 Assert.Equal(objValue, cloneValue);
50                 if (objValue == null && cloneValue == null) continue;
51                 if (field.FieldType.IsValueType || field.FieldType == typeof(string)) continue;
52
53                 Assert.NotSame(objValue, cloneValue);
54             }
55         }
56
57         public static async Task NotRaisesAsync<T>(Action<EventHandler<T>> attach, Action<EventHandler<T>> detach, Func<Task> testCode)
58             where T : EventArgs
59         {
60             T raisedEvent = null;
61             EventHandler<T> handler = (s, e) => raisedEvent = e;
62
63             try
64             {
65                 attach(handler);
66                 await testCode().ConfigureAwait(false);
67
68                 if (raisedEvent != null)
69                     throw new Xunit.Sdk.RaisesException(typeof(void), raisedEvent.GetType());
70             }
71             finally
72             {
73                 detach(handler);
74             }
75         }
76
77         public static MemoryImage CreateDummyImage()
78         {
79             using (var bitmap = new Bitmap(100, 100))
80             using (var stream = new MemoryStream())
81             {
82                 bitmap.Save(stream, ImageFormat.Png);
83                 stream.Position = 0;
84
85                 return MemoryImage.CopyFromStream(stream);
86             }
87         }
88
89         public static void FireEvent<T>(T control, string eventName) where T : Control
90         {
91             TestUtils.FireEvent(control, eventName, EventArgs.Empty);
92         }
93
94         public static void FireEvent<T>(T control, string eventName, EventArgs e) where T : Control
95         {
96             var methodName = "On" + eventName;
97             var method = typeof(T).GetMethod(methodName, BindingFlags.Instance | BindingFlags.NonPublic);
98
99             method.Invoke(control, new[] { e });
100         }
101
102         public static void Validate<T>(T control) where T : Control
103         {
104             var cancelEventArgs = new CancelEventArgs();
105             TestUtils.FireEvent(control, "Validating", cancelEventArgs);
106
107             if (cancelEventArgs.Cancel)
108                 return;
109
110             TestUtils.FireEvent(control, "Validated");
111         }
112     }
113 }
114
115 namespace OpenTween.Setting
116 {
117     public class SettingManagerTest
118     {
119         public static SettingCommon Common
120         {
121             get { return SettingManager.Common; }
122             set { SettingManager.Common = value; }
123         }
124
125         public static SettingLocal Local
126         {
127             get { return SettingManager.Local; }
128             set { SettingManager.Local = value; }
129         }
130
131         public static SettingTabs Tabs
132         {
133             get { return SettingManager.Tabs; }
134             set { SettingManager.Tabs = value; }
135         }
136
137         public static SettingAtIdList AtIdList
138         {
139             get { return SettingManager.AtIdList; }
140             set { SettingManager.AtIdList = value; }
141         }
142     }
143 }