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1 using System;
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2 using System.Collections.Specialized;
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3 using System.ComponentModel;
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4 using System.IO;
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5 using System.Runtime.Serialization.Formatters.Binary;
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6 using System.Windows.Forms;
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7 using BLToolkit.EditableObjects;
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8 using BLToolkit.Reflection;
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9 using NUnit.Framework;
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10
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11 namespace EditableObjects
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12 {
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13 [TestFixture]
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14 public class NotifyCollectionChangeTest
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15 {
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16 public abstract class EditableTestObject : EditableObject
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17 {
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18 public abstract int ID { get; set; }
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19 public abstract string Name { get; set; }
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20 public abstract int Seconds { get; set; }
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21
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22 public static EditableTestObject CreateInstance()
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23 {
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24 return TypeAccessor<EditableTestObject>.CreateInstance();
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25 }
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26
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27 public static EditableTestObject CreateInstance(int id, string name, int seconds)
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28 {
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29 EditableTestObject instance = CreateInstance();
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30
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31 instance.ID = id;
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32 instance.Name = name;
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33 instance.Seconds = seconds;
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34
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35 return instance;
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36 }
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37
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38 public override string ToString()
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39 {
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40 return string.Format("EditableTestObject - ID:({0}) Name: ({1}) Seconds({2})", ID, Name, Seconds);
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41 }
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42 }
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43
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44 private static readonly EditableTestObject[] _testObjects = new EditableTestObject[6]
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45 {
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46 EditableTestObject.CreateInstance(0, "Smith", 24),
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47 EditableTestObject.CreateInstance(1, "John", 22),
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48 EditableTestObject.CreateInstance(2, "Anna", 48),
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49 EditableTestObject.CreateInstance(3, "Tim", 56),
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50 EditableTestObject.CreateInstance(4, "Xiniu", 39),
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51 EditableTestObject.CreateInstance(5, "Kirill", 30)
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52 };
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53
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54 public NotifyCollectionChangeTest()
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55 {
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56 _testList = new EditableList<EditableTestObject>();
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57 _testList.CollectionChanged += TestList_CollectionChanged;
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58 }
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59
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60 private readonly EditableArrayList _testList;
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61
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62 private void TestList_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
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63 {
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64 EditableArrayList array = sender as EditableArrayList;
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65
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66 Assert.IsNotNull(array);
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67 if (e.Action != NotifyCollectionChangedAction.Reset)
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68 Assert.That(array.IsDirty);
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69
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70 EditableTestObject o = (EditableTestObject)(e.NewItems != null? e.NewItems[0]:
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71 e.OldItems != null ? e.OldItems[0]: null);
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72
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73 Console.WriteLine("CollectionChanged (ID:{3}). Type: {0}, OldIndex: {1}, NewIndex: {2}",
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74 e.Action, e.OldStartingIndex, e.NewStartingIndex, o != null? o.ID: -1);
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75 }
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76
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77 [Test]
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78 public void TestAdd()
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79 {
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80 Console.WriteLine("--- TestAdd ---");
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81 _testList.Clear();
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82 _testList.RemoveSort();
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83
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84 for (int i = 0; i < 3; i++)
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85 _testList.Add(_testObjects[i]);
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86
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87 Assert.AreEqual(_testList.Count, 3);
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88 Assert.AreEqual(_testList[0], _testObjects[0]);
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89 Assert.AreEqual(_testList[1], _testObjects[1]);
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90 Assert.AreEqual(_testList[2], _testObjects[2]);
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91
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92 EditableTestObject[] subArray = new EditableTestObject[3];
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93
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94 for (int i = 3; i < _testObjects.Length; i++)
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95 subArray[i-3] = _testObjects[i];
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96
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97 _testList.AddRange(subArray);
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98 Assert.AreEqual(_testList.Count, 6);
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99
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100 for (int i = 3; i < _testObjects.Length; i++)
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101 Assert.AreEqual(subArray[i - 3], _testObjects[i]);
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102
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103 PrintList();
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104
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105 _testList.Clear();
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106 }
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107
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108 [Test]
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109 public void TestAddNew()
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110 {
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111 EditableList<EditableTestObject> list = new EditableList<EditableTestObject>();
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112 bool collectionChangedFired = false;
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113 list.CollectionChanged += delegate { collectionChangedFired = true; };
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114
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115 list.AddNew();
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116 Assert.That(collectionChangedFired);
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117 Assert.AreEqual(1, list.Count);
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118 Assert.AreEqual(1, list.NewItems.Count);
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119 Assert.AreEqual(0, list.DelItems.Count);
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120
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121 collectionChangedFired = false;
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122 list.CancelNew(0);
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123 Assert.That(collectionChangedFired);
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124 Assert.IsEmpty(list);
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125 Assert.IsEmpty(list.NewItems);
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126 Assert.IsEmpty(list.DelItems);
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127 }
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128
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129 [Test]
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130 public void TestInsert()
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131 {
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132 Console.WriteLine("--- TestInsert ---");
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133 _testList.Clear();
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134 _testList.RemoveSort();
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135
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136 for (int i = 0; i < 3; i++)
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137 _testList.Insert(0, _testObjects[i]);
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138
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139 Assert.AreEqual(_testList.Count, 3);
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140 Assert.AreEqual(_testList[0], _testObjects[2]);
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141 Assert.AreEqual(_testList[1], _testObjects[1]);
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142 Assert.AreEqual(_testList[2], _testObjects[0]);
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143
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144 EditableTestObject[] _subArray = new EditableTestObject[3];
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145
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146 for (int i = 3; i < _testObjects.Length; i++)
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147 _subArray[i-3] = _testObjects[i];
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148
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149 _testList.InsertRange(0, _subArray);
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150 Assert.AreEqual(_testList.Count, 6);
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151
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152 Assert.AreEqual(_testList[0], _testObjects[3]);
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153 Assert.AreEqual(_testList[1], _testObjects[4]);
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154 Assert.AreEqual(_testList[2], _testObjects[5]);
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155
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156 PrintList();
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157
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158 _testList.Clear();
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159 }
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160
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161 [Test]
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162 public void TestRemove()
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163 {
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164 Console.WriteLine("--- TestRemove ---");
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165
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166 _testList.Clear();
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167 _testList.RemoveSort();
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168 _testList.AddRange(_testObjects);
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169
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170 _testList.RemoveAt(2);
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171 Assert.AreEqual(_testList.Count, 5);
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172 _testList.Remove(_testList[0]);
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173 Assert.AreEqual(_testList.Count, 4);
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174 _testList.Clear();
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175 Assert.AreEqual(_testList.Count, 0);
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176 }
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177
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178 [Test]
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179 public void TestRemoveRange()
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180 {
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181 Console.WriteLine("--- TestRemoveRange ---");
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182
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183 _testList.Clear();
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184 _testList.RemoveSort();
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185 _testList.AcceptChanges();
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186 _testList.AddRange(_testObjects);
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187
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188 Assert.AreEqual(6, _testList.Count);
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189 Assert.AreEqual(6, _testList.NewItems.Count);
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190 Assert.AreEqual(0, _testList.DelItems.Count);
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191
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192 _testList.RemoveRange(1, 3);
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193
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194 Assert.AreEqual(3, _testList.Count);
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195 Assert.AreEqual(3, _testList.NewItems.Count);
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196 Assert.AreEqual(0, _testList.DelItems.Count);
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197 Assert.AreEqual(0, ((EditableTestObject)_testList[0]).ID);
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198 Assert.AreEqual(4, ((EditableTestObject)_testList[1]).ID);
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199
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200 _testList.AcceptChanges();
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201
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202 Assert.AreEqual(3, _testList.Count);
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203 Assert.AreEqual(0, _testList.NewItems.Count);
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204 Assert.AreEqual(0, _testList.DelItems.Count);
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205
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206 _testList.RemoveRange(0, 1);
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207
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208 Assert.AreEqual(2, _testList.Count);
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209 Assert.AreEqual(0, _testList.NewItems.Count);
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210 Assert.AreEqual(1, _testList.DelItems.Count);
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211
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212 _testList.Clear();
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213
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214 Assert.AreEqual(0, _testList.Count);
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215 Assert.AreEqual(0, _testList.NewItems.Count);
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216 Assert.AreEqual(3, _testList.DelItems.Count);
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217
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218 _testList.AcceptChanges();
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219
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220 Assert.AreEqual(0, _testList.Count);
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221 Assert.AreEqual(0, _testList.NewItems.Count);
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222 Assert.AreEqual(0, _testList.DelItems.Count);
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223 }
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224
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225 [Test]
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226 public void TestSortedAdd()
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227 {
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228 Console.WriteLine("--- TestSortedAdd ---");
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229 _testList.Clear();
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230 _testList.RemoveSort();
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231 _testList.ApplySort(_testList.GetItemProperties(null)["Seconds"], ListSortDirection.Descending);
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232
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233 for (int i = 0; i < 3; i++)
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234 _testList.Add(_testObjects[i]);
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235
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236 Assert.AreEqual(_testList.Count, 3);
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237 Assert.AreEqual(_testList[1], _testObjects[0]);
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238 Assert.AreEqual(_testList[2], _testObjects[1]);
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239 Assert.AreEqual(_testList[0], _testObjects[2]);
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240
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241 EditableTestObject[] _subArray = new EditableTestObject[3];
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242
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243 for (int i = 3; i < _testObjects.Length; i++)
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244 _subArray[i-3] = _testObjects[i];
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245
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246 _testList.AddRange(_subArray);
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247 Assert.AreEqual(_testList.Count, 6);
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248
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249 Assert.AreEqual(_testList[0], _testObjects[3]);
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250 Assert.AreEqual(_testList[2], _testObjects[4]);
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251 Assert.AreEqual(_testList[3], _testObjects[5]);
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252
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253 PrintList();
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254
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255 _testList.Clear();
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256 Assert.AreEqual(_testList.Count, 0);
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257
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258 _testList.ApplySort(_testList.GetItemProperties(null)["Seconds"], ListSortDirection.Ascending);
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259
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260 for (int i = 0; i < 3; i++)
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261 _testList.Add(_testObjects[i]);
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262
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263 Assert.AreEqual(_testList.Count, 3);
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264 Assert.AreEqual(_testList[1], _testObjects[0]);
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265 Assert.AreEqual(_testList[0], _testObjects[1]);
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266 Assert.AreEqual(_testList[2], _testObjects[2]);
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267
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268 _testList.AddRange(_subArray);
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269 Assert.AreEqual(_testList.Count, 6);
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270
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271 Assert.AreEqual(_testList[5], _testObjects[3]);
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272 Assert.AreEqual(_testList[3], _testObjects[4]);
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273 Assert.AreEqual(_testList[2], _testObjects[5]);
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274
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275 PrintList();
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276
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277 _testList.Clear();
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278 }
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279
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280 [Test]
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281 public void TestSortedInsert()
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282 {
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283 Console.WriteLine("--- TestSortedInsert ---");
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284 _testList.Clear();
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285 _testList.RemoveSort();
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286 _testList.ApplySort(_testList.GetItemProperties(null)["Seconds"], ListSortDirection.Descending);
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287
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288 for (int i = 0; i < 3; i++)
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289 _testList.Insert(0, _testObjects[i]);
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290
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291 Assert.AreEqual(_testList.Count, 3);
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292 Assert.AreEqual(_testList[0], _testObjects[2]);
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293 Assert.AreEqual(_testList[1], _testObjects[0]);
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294 Assert.AreEqual(_testList[2], _testObjects[1]);
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295
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296 EditableTestObject[] _subArray = new EditableTestObject[3];
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297
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298 for (int i = 3; i < _testObjects.Length; i++)
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299 _subArray[i-3] = _testObjects[i];
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300
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301 _testList.InsertRange(0, _subArray);
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302 Assert.AreEqual(_testList.Count, 6);
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303
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304 Assert.AreEqual(_testList[0], _testObjects[3]);
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305 Assert.AreEqual(_testList[2], _testObjects[4]);
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306 Assert.AreEqual(_testList[3], _testObjects[5]);
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307
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308 PrintList();
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309
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310 _testList.Clear();
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311 Assert.AreEqual(_testList.Count, 0);
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312
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313 _testList.ApplySort(_testList.GetItemProperties(null)["Seconds"], ListSortDirection.Ascending);
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314
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315 for (int i = 0; i < 3; i++)
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316 _testList.Insert(0, _testObjects[i]);
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317
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318 Assert.AreEqual(_testList.Count, 3);
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319 Assert.AreEqual(_testList[0], _testObjects[1]);
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320 Assert.AreEqual(_testList[1], _testObjects[0]);
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321 Assert.AreEqual(_testList[2], _testObjects[2]);
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322
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323 _testList.InsertRange(0, _subArray);
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324 Assert.AreEqual(_testList.Count, 6);
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325
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326 Assert.AreEqual(_testList[2], _testObjects[5]);
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327 Assert.AreEqual(_testList[3], _testObjects[4]);
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328 Assert.AreEqual(_testList[5], _testObjects[3]);
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329
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330 PrintList();
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331
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332 _testList.Clear();
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333 }
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334
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335 [Test]
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336 public void TestSortedPropertyChange()
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337 {
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338 Console.WriteLine("--- TestSortedPropertyChange ---");
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339 _testList.Clear();
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340 _testList.RemoveSort();
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341 _testList.ApplySort(_testList.GetItemProperties(null)["Seconds"], ListSortDirection.Descending);
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342 _testList.AddRange(_testObjects);
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343
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344 EditableTestObject eto = EditableTestObject.CreateInstance(6, "Dummy", 10);
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345
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346 _testList.Add(eto);
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347 Assert.AreEqual(_testList.Count, 7);
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348 Assert.AreEqual(_testList[6], eto);
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349
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350 eto.Seconds = 20;
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351 Assert.AreEqual(_testList[6], eto);
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352
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353 eto.Seconds = 23;
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354 Assert.AreEqual(_testList[5], eto);
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355
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356 eto.Seconds = 30;
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357 Assert.AreEqual(_testList[4], eto);
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358
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359 eto.Seconds = 40;
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360 Assert.AreEqual(_testList[2], eto);
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361
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362 eto.Seconds = 50;
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363 Assert.AreEqual(_testList[1], eto);
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364
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365 eto.Seconds = 60;
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366 Assert.AreEqual(_testList[0], eto);
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367 }
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368
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369 private void PrintList()
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370 {
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371 Console.WriteLine("--- Print List ---");
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372 foreach (EditableTestObject o in _testList)
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373 Console.WriteLine(o);
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374 }
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375
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376 [Test]
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377 public void SerializationTest()
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378 {
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379 //Configuration.NotifyOnEqualSet = true;
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380
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381 SerializableObject test = TypeAccessor<SerializableObject>.CreateInstance();
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382
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383 MemoryStream stream = new MemoryStream();
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384 BinaryFormatter bf = new BinaryFormatter();
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385
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386 bf.Serialize(stream, test);
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387
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388 //Configuration.NotifyOnChangesOnly = false;
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389 }
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390
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391 //////[Test] Resharpe 8 issue
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392 public void SerializationTest2()
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393 {
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394 //Configuration.NotifyOnChangesOnly = true;
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395
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396 EditableList<SerializableObject> list = new EditableList<SerializableObject>();
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397
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398 list.Add(TypeAccessor<SerializableObject>.CreateInstance());
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399
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400 BinaryFormatter formatter = new BinaryFormatter();
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401
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402 using (MemoryStream stream = new MemoryStream())
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403 {
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404 formatter.Serialize(stream, list);
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405 stream.Position = 0;
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406
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407 object result = formatter.Deserialize(stream);
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408
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409 Assert.IsNotNull(result);
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410
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411 EditableList<SerializableObject> eal = (EditableList<SerializableObject>)result;
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412
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413 Console.WriteLine(eal.Count);
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414
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415 eal.CollectionChanged += eal_CollectionChanged;
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416
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417 eal[0].ID = 0;
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418 _notificationCount = 0;
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419 eal[0].ID = -100;
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420 eal[0].ID = -100;
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421 eal[0].ID = -100;
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422 eal[0].ID = -100;
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423 eal[0].ID = -100;
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424 eal[0].ID = -100;
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425
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426 Console.WriteLine(eal.Count);
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427
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428 //Assert.AreEqual(_notificationCount, 1);
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429 }
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430
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431 //Configuration.NotifyOnChangesOnly = false;
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432 }
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433
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434 private static int _notificationCount = 0;
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435
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436 static void eal_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
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437 {
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438 Console.WriteLine(e.Action);
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439 _notificationCount++;
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440 }
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441
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442 [Test]
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443 public void SortTest()
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444 {
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445 EditableList<EditableTestObject> dataList = new EditableList<EditableTestObject>();
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446
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447 dataList.Add(EditableTestObject.CreateInstance(1, "John", 60));
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448 dataList.Add(EditableTestObject.CreateInstance(1, "John", 60));
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449 dataList.Add(EditableTestObject.CreateInstance(1, "John", 60));
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450 dataList.Add(EditableTestObject.CreateInstance(2, "Tester", 70));
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451 dataList.Add(EditableTestObject.CreateInstance(2, "Tester", 70));
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452 dataList.Add(EditableTestObject.CreateInstance(2, "Tester", 70));
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453 dataList.Add(EditableTestObject.CreateInstance(3, "Tester", 70));
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454 dataList.Add(EditableTestObject.CreateInstance(3, "Tester", 70));
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455 dataList.Add(EditableTestObject.CreateInstance(3, "Tester", 70));
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456
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457 BindingSource bindingSource = new BindingSource(dataList, null);
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458 bindingSource.Sort = "ID";
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459
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|
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460 int prev = 0;
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|
|
461 foreach (EditableTestObject o in dataList)
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|
|
462 {
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|
|
463 Assert.IsTrue(o.ID >= prev);
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|
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464 prev = o.ID;
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|
|
465 }
|
|
|
466
|
|
|
467 bindingSource[0] = EditableTestObject.CreateInstance(2, "John", 60);
|
|
|
468
|
|
|
469 prev = 0;
|
|
|
470 foreach (EditableTestObject o in dataList)
|
|
|
471 {
|
|
|
472 Assert.IsTrue(o.ID >= prev);
|
|
|
473 prev = o.ID;
|
|
|
474 }
|
|
|
475 }
|
|
|
476
|
|
|
477 public class DerivedEditableList<T> : EditableList<T>
|
|
|
478 {
|
|
|
479 public event EventHandler OnListChangedCalled;
|
|
|
480
|
|
|
481 protected void OnOnListChangedCalled()
|
|
|
482 {
|
|
|
483 if (OnListChangedCalled != null)
|
|
|
484 OnListChangedCalled(this, EventArgs.Empty);
|
|
|
485 }
|
|
|
486
|
|
|
487 protected override void OnCollectionChanged(NotifyCollectionChangedEventArgs e)
|
|
|
488 {
|
|
|
489 OnOnListChangedCalled();
|
|
|
490 base.OnCollectionChanged(e);
|
|
|
491 }
|
|
|
492 }
|
|
|
493
|
|
|
494
|
|
|
495 [Test]
|
|
|
496 public void DerivedOnListChanged()
|
|
|
497 {
|
|
|
498 bool called = false;
|
|
|
499
|
|
|
500 DerivedEditableList<int> list = new DerivedEditableList<int>();
|
|
|
501 list.OnListChangedCalled += delegate
|
|
|
502 {
|
|
|
503 called = true;
|
|
|
504 };
|
|
|
505
|
|
|
506 list.Add(1);
|
|
|
507
|
|
|
508 Assert.IsTrue(called);
|
|
|
509 Assert.AreEqual(1, list.NewItems.Count);
|
|
|
510 Assert.AreEqual(1, list.Count);
|
|
|
511 Assert.AreEqual(0, list.DelItems.Count);
|
|
|
512
|
|
|
513 called = false;
|
|
|
514 list.RemoveAt(0);
|
|
|
515
|
|
|
516 Assert.IsTrue(called);
|
|
|
517 Assert.AreEqual(0, list.NewItems.Count);
|
|
|
518 Assert.AreEqual(0, list.Count);
|
|
|
519 Assert.AreEqual(0, list.DelItems.Count);
|
|
|
520 }
|
|
|
521
|
|
|
522 }
|
|
|
523 } |
