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.ComponentModel;
  24 using System.Drawing;
  25 using System.Drawing.Imaging;
  26 using System.IO;
  27 using System.Net;
  28 using System.Net.Http;
  29 using System.Reflection;
  30 using System.Threading.Tasks;
  31 using System.Windows.Forms;
  32 using OpenTween.Connection;
  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
  62             void Handler(object s, T e)
  63                 => raisedEvent = e;
  64
  65             try
  66             {
  67                 attach(Handler);
  68                 await testCode().ConfigureAwait(false);
  69
  70                 if (raisedEvent != null)
  71                     throw Xunit.Sdk.RaisesException.ForIncorrectType(typeof(void), raisedEvent.GetType());
  72             }
  73             finally
  74             {
  75                 detach(Handler);
  76             }
  77         }
  78
  79         public static void NotPropertyChanged(INotifyPropertyChanged @object, string propertyName, Action testCode)
  80         {
  81             void Handler(object s, PropertyChangedEventArgs e)
  82             {
  83                 if (s == @object && e.PropertyName == propertyName)
  84                     throw Xunit.Sdk.PropertyChangedException.ForUnsetProperty(propertyName);
  85             }
  86
  87             try
  88             {
  89                 @object.PropertyChanged += Handler;
  90                 testCode();
  91             }
  92             finally
  93             {
  94                 @object.PropertyChanged -= Handler;
  95             }
  96         }
  97
  98         public static MemoryImage CreateDummyImage()
  99         {
 100             using var bitmap = new Bitmap(100, 100);
 101             using var stream = new MemoryStream();
 102             bitmap.Save(stream, ImageFormat.Png);
 103             stream.Position = 0;
 104
 105             return MemoryImage.CopyFromStream(stream);
 106         }
 107
 108         public static MemoryImageMediaItem CreateDummyMediaItem()
 109             => new(CreateDummyImage());
 110
 111         public static void FireEvent<T>(T control, string eventName)
 112             where T : Control
 113             => TestUtils.FireEvent(control, eventName, EventArgs.Empty);
 114
 115         public static void FireEvent<T>(T control, string eventName, EventArgs e)
 116             where T : Control
 117         {
 118             var methodName = "On" + eventName;
 119             var method = typeof(T).GetMethod(methodName, BindingFlags.Instance | BindingFlags.NonPublic);
 120
 121             method.Invoke(control, new[] { e });
 122         }
 123
 124         public static void Validate<T>(T control)
 125             where T : Control
 126         {
 127             var cancelEventArgs = new CancelEventArgs();
 128             TestUtils.FireEvent(control, "Validating", cancelEventArgs);
 129
 130             if (cancelEventArgs.Cancel)
 131                 return;
 132
 133             TestUtils.FireEvent(control, "Validated");
 134         }
 135
 136         public static IDisposable FreezeTime(DateTimeUtc datetime)
 137         {
 138             DateTimeUtc.UseFakeNow = true;
 139             DateTimeUtc.FakeNow = datetime;
 140             DateTimeUtc.FakeNowDrift = TimeSpan.Zero;
 141             return new RestoreFreezedTime();
 142         }
 143
 144         public static void DriftTime(TimeSpan drift)
 145             => DateTimeUtc.FakeNowDrift += drift;
 146
 147         private sealed class RestoreFreezedTime : IDisposable
 148         {
 149             public void Dispose()
 150                 => DateTimeUtc.UseFakeNow = false;
 151         }
 152
 153         public static DateTimeUtc LocalTime(int year, int month, int day, int hour, int minute, int second)
 154             => new(new DateTimeOffset(year, month, day, hour, minute, second, TimeZoneInfo.Local.BaseUtcOffset));
 155
 156         public static async Task<ApiResponse> CreateApiResponse(string path)
 157         {
 158             byte[] buffer;
 159             using (var stream = new FileStream(path, FileMode.Open, FileAccess.Read))
 160             {
 161                 buffer = new byte[stream.Length];
 162                 await stream.ReadAsync(buffer, 0, buffer.Length);
 163             }
 164             var responseMessage = new HttpResponseMessage
 165             {
 166                 StatusCode = HttpStatusCode.OK,
 167                 Content = new ByteArrayContent(buffer),
 168             };
 169             return new ApiResponse(responseMessage);
 170         }
 171     }
 172 }
 173
 174 #pragma warning disable SA1403
 175
 176 namespace OpenTween.Setting
 177 {
 178     public class SettingManagerTest
 179     {
 180         public static SettingCommon Common
 181         {
 182             get => SettingManager.Instance.Common;
 183             set => SettingManager.Instance.Common = value;
 184         }
 185
 186         public static SettingLocal Local
 187         {
 188             get => SettingManager.Instance.Local;
 189             set => SettingManager.Instance.Local = value;
 190         }
 191
 192         public static SettingTabs Tabs
 193         {
 194             get => SettingManager.Instance.Tabs;
 195             set => SettingManager.Instance.Tabs = value;
 196         }
 197
 198         public static SettingAtIdList AtIdList
 199         {
 200             get => SettingManager.Instance.AtIdList;
 201             set => SettingManager.Instance.AtIdList = value;
 202         }
 203     }
 204 }