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1 using System;
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2 using System.Linq;
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3
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4 using BLToolkit.Data.Linq;
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5 using BLToolkit.DataAccess;
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6 using BLToolkit.EditableObjects;
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7 using BLToolkit.Mapping;
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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 using Convert = System.Convert;
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12
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13 #pragma warning disable 0649
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14
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15 namespace Data.Linq
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16 {
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17 using Model;
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18
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19 [TestFixture]
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20 public class Mapping : TestBase
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21 {
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22 [Test]
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23 public void Enum1()
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24 {
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25 var expected = from p in Person where new[] { Gender.Male }.Contains(p.Gender) select p;
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26 ForEachProvider(db => AreEqual(expected, from p in db.Person where new[] { Gender.Male }.Contains(p.Gender) select p));
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27 }
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28
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29 [Test]
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30 public void Enum2()
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31 {
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32 ForEachProvider(db => AreEqual(
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33 from p in Person where p.Gender == Gender.Male select p,
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34 from p in db.Person where p.Gender == Gender.Male select p));
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35 }
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36
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37 [Test]
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38 public void Enum21()
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39 {
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40 var gender = Gender.Male;
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41
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42 ForEachProvider(db => AreEqual(
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43 from p in Person where p.Gender == gender select p,
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44 from p in db.Person where p.Gender == gender select p));
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45 }
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46
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47 [Test]
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48 public void Enum3()
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49 {
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50 var fm = Gender.Female;
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51
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52 var expected = from p in Person where p.Gender != fm select p;
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53 ForEachProvider(db => AreEqual(expected, from p in db.Person where p.Gender != fm select p));
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54 }
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55
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56 [Test]
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57 public void Enum4()
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58 {
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59 ForEachProvider(db => AreEqual(
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60 from p in Parent4 where p.Value1 == TypeValue.Value1 select p,
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61 from p in db.Parent4 where p.Value1 == TypeValue.Value1 select p));
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62 }
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63
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64 [Test]
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65 public void Enum5()
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66 {
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67 ForEachProvider(db => AreEqual(
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68 from p in Parent4 where p.Value1 == TypeValue.Value3 select p,
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69 from p in db.Parent4 where p.Value1 == TypeValue.Value3 select p));
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70 }
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71
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72 [Test]
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73 public void Enum6()
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74 {
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75 ForEachProvider(db => AreEqual(
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76 from p in Parent4
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77 join c in Child on p.ParentID equals c.ParentID
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78 where p.Value1 == TypeValue.Value1 select p,
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79 from p in db.Parent4
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80 join c in db.Child on p.ParentID equals c.ParentID
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81 where p.Value1 == TypeValue.Value1 select p));
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82 }
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83
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84 [Test]
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85 public void Enum7()
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86 {
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87 var v1 = TypeValue.Value1;
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88
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89 ForEachProvider(db => db.Parent4.Update(p => p.Value1 == v1, p => new Parent4 { Value1 = v1 }));
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90 }
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91
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92 enum TestValue
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93 {
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94 Value1 = 1,
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95 }
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96
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97 [TableName("Parent")]
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98 class TestParent
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99 {
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100 public int ParentID;
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101 public TestValue Value1;
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102 }
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103
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104 [Test]
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105 public void Enum81()
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106 {
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107 ForEachProvider(db => db.GetTable<TestParent>().Where(p => p.Value1 == TestValue.Value1).ToList());
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108 }
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109
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110 [Test]
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111 public void Enum82()
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112 {
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113 var testValue = TestValue.Value1;
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114 ForEachProvider(db => db.GetTable<TestParent>().Where(p => p.Value1 == testValue).ToList());
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115 }
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116
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117 public enum Gender9
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118 {
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119 [MapValue('M')] Male,
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120 [MapValue('F')] Female,
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121 [MapValue('U')] Unknown,
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122 [MapValue('O')] Other,
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123 }
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124
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125 [TableName("Person")]
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126 public class Person9
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127 {
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128 public int PersonID;
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129 public string FirstName;
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130 public string LastName;
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131 public string MiddleName;
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132 public Gender9 Gender;
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133 }
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134
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135 [Test]
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136 public void Enum9()
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137 {
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138 ForEachProvider(db =>
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139 db.GetTable<Person9>().Where(p => p.PersonID == 1 && p.Gender == Gender9.Male).ToList());
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140 }
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141
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142 [Test]
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143 public void EditableObject()
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144 {
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145 ForEachProvider(db =>
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146 {
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147 var e = (from p in db.GetTable<EditableParent>() where p.ParentID == 1 select p).First();
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148 Assert.AreEqual(1, e.ParentID);
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149 Assert.AreEqual(1, e.Value1);
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150 });
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151 }
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152
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153 [TableName("Parent")]
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154 [MapField("Value1", "Value.Value1")]
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155 public class ParentObject
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156 {
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157 public int ParentID;
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158 public Inner Value = new Inner();
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159
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160 public class Inner
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161 {
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162 public int? Value1;
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163 }
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164 }
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165
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166 [Test]
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167 public void Inner1()
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168 {
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169 ForEachProvider(db =>
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170 {
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171 var e = db.GetTable<ParentObject>().First(p => p.ParentID == 1);
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172 Assert.AreEqual(1, e.ParentID);
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173 Assert.AreEqual(1, e.Value.Value1);
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174 });
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175 }
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176
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177 [Test]
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178 public void Inner2()
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179 {
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180 ForEachProvider(db =>
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181 {
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182 var e = db.GetTable<ParentObject>().First(p => p.ParentID == 1 && p.Value.Value1 == 1);
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183 Assert.AreEqual(1, e.ParentID);
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184 Assert.AreEqual(1, e.Value.Value1);
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185 });
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186 }
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187
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188 [TableName("Child")]
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189 public class ChildObject
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190 {
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191 public int ParentID;
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192 public int ChildID;
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193
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194 [Association(ThisKey="ParentID", OtherKey="ParentID")]
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195 public ParentObject Parent;
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196 }
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197
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198 [Test]
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199 public void Inner3()
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200 {
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201 ForEachProvider(db =>
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202 {
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203 var e = db.GetTable<ChildObject>().First(c => c.Parent.Value.Value1 == 1);
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204 Assert.AreEqual(1, e.ParentID);
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205 });
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206 }
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207
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208 [TableName("Parent")]
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209 public class ParentObject2
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210 {
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211 class IntToDateMemberMapper : MemberMapper
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212 {
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213 public override void SetValue(object o, object value)
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214 {
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215 ((ParentObject2)o).Value1 = new DateTime(2010, 1, Convert.ToInt32(value));
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216 }
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217 }
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218
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219 public int ParentID;
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220 [MemberMapper(typeof(IntToDateMemberMapper))]
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221 public DateTime Value1;
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222 }
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223
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224 [Test]
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225 public void MemberMapperTest1()
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226 {
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227 ForEachProvider(db =>
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228 {
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229 var q =
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230 from p in db.GetTable<ParentObject2>()
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231 where p.ParentID == 1
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232 select p;
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233
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234 Assert.AreEqual(new DateTime(2010, 1, 1), q.First().Value1);
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235 });
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236 }
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237
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238 //[Test]
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239 public void MemberMapperTest2()
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240 {
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241 ForEachProvider(db =>
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242 {
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243 var q =
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244 from p in db.GetTable<ParentObject2>()
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245 where p.ParentID == 1
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246 select p.Value1;
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247
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248 Assert.AreEqual(new DateTime(2010, 1, 1), q.First());
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249 });
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250 }
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251
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252 struct MyInt
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253 {
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254 public int MyValue;
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255 }
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256
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257 [TableName("Parent")]
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258 class MyParent
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259 {
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260 public MyInt ParentID;
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261 public int? Value1;
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262 }
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263
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264 class MyMappingSchema : MappingSchema
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265 {
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266 public override object ConvertChangeType(object value, Type conversionType, bool isNullable)
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267 {
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268 if (conversionType == typeof(MyInt))
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269 return new MyInt { MyValue = Convert.ToInt32(value) };
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270
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271 if (value is MyInt)
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272 value = ((MyInt)value).MyValue;
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273
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274 return base.ConvertChangeType(value, conversionType, isNullable);
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275 }
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276
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277 public override object ConvertParameterValue(object value, Type systemType)
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278 {
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279 return value is MyInt ? ((MyInt)value).MyValue : value;
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280 }
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281 }
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282
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283 static readonly MyMappingSchema _myMappingSchema = new MyMappingSchema();
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284
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285 [Test]
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286 public void MyType1()
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287 {
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288 using (var db = new TestDbManager { MappingSchema = _myMappingSchema })
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289 {
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290 var list = db.GetTable<MyParent>().ToList();
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291 }
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292 }
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293
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294 [Test]
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295 public void MyType2()
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296 {
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297 using (var db = new TestDbManager { MappingSchema = _myMappingSchema })
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298 {
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299 var list = db.GetTable<MyParent>()
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300 .Select(t => new MyParent { ParentID = t.ParentID, Value1 = t.Value1 })
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301 .ToList();
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302 }
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303 }
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304
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305 [Test]
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306 public void MyType3()
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307 {
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308 using (var db = new TestDbManager { MappingSchema = _myMappingSchema })
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309 {
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310 db.BeginTransaction();
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311 db.Insert(new MyParent { ParentID = new MyInt { MyValue = 1001 }, Value1 = 1001 });
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312 db.Parent.Delete(p => p.ParentID >= 1000);
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313 }
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314 }
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315
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316 [TableName("Parent")]
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317 class MyParent1
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318 {
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319 public int ParentID;
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320 public int? Value1;
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321
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322 [MapIgnore]
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323 public string Value2 { get { return "1"; } }
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324
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325 public int GetValue() { return 2;}
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326 }
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327
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328 [Test]
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329 public void MapIgnore1()
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330 {
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331 ForEachProvider(db => AreEqual(
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332 Parent .Select(p => new { p.ParentID, Value2 = "1" }),
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333 db.GetTable<MyParent1>().Select(p => new { p.ParentID, p.Value2 })));
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334 }
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335
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336 [Test]
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337 public void MapIgnore2()
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338 {
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339 ForEachProvider(db => AreEqual(
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340 Parent .Select(p => new { p.ParentID, Length = 1 }),
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341 db.GetTable<MyParent1>().Select(p => new { p.ParentID, p.Value2.Length })));
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342 }
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343
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344 [Test]
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345 public void MapIgnore3()
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346 {
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347 ForEachProvider(db => AreEqual(
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348 Parent .Select(p => new { p.ParentID, Value = 2 }),
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349 db.GetTable<MyParent1>().Select(p => new { p.ParentID, Value = p.GetValue() })));
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350 }
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351
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352 [TableName("Parent")]
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353 public abstract class AbsParent : EditableObject
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354 {
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355 public abstract int ParentID { get; set; }
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356 public abstract int? Value1 { get; set; }
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357 }
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358
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359 [TableName("Child")]
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360 public abstract class AbsChild : EditableObject
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361 {
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362 public abstract int ParentID { get; set; }
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363 public abstract int ChildID { get; set; }
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364
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365 [Association(ThisKey = "ParentID", OtherKey = "ParentID", CanBeNull = false)]
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366 public AbsParent Parent;
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367 }
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368
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369 [Test]
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370 public void MapAbstract()
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371 {
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372 using (var db = new TestDbManager())
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373 {
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374 var q = from a in db.GetTable<AbsChild>()
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375 select new { a.ChildID, a.Parent.Value1 };
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376
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377 var ql = q.ToList();
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378 }
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379 }
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380
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381 public class Entity { public int Id { get; set; } }
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382 public interface IDocument { int Id { get; set; } }
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383 public class Document : Entity, IDocument { }
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384
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385 [Test]
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386 public void TestMethod()
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387 {
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388 using (var db = new TestDbManager())
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389 {
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390 IQueryable<IDocument> query = db.GetTable<Document>();
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391 var idsQuery = query.Select(s => s.Id);
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392 var str = idsQuery.ToString(); // Exception
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393 Assert.IsNotNull(str);
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394 }
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395 }
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396
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397 [TableName("Parent")]
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398 public abstract class ParentX
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399 {
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400 [MapField("ParentID")]
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401 public abstract int ParentID { get; set; }
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402 [MapField("Value1")]
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403 public abstract int? Value1 { get; set; }
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404 }
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405
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406 [TableName("Child")]
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407 [MapField("ParentID", "Parent.ParentID")]
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408 public abstract class ChildX
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409 {
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410 [MapField("ChildID")]
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411 public abstract int ChildID { get; set; }
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412 public abstract ParentX Parent { get; set; }
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413 }
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414
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415 [Test]
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416 public void Test4([DataContexts] string contexts)
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417 {
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418 using (var db = GetDataContext(contexts))
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419 {
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420 db.Child. Delete(p => p.ParentID == 1001);
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421 db.Parent.Delete(p => p.ParentID == 1001);
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422
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423 try
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424 {
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425 var child = TypeAccessor.CreateInstance<ChildX>();
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426 var parent = TypeAccessor.CreateInstance<ParentX>();
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427
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428 parent.ParentID = 1001;
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429 parent.Value1 = 1;
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430
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431 db.Insert(parent);
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432
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433 child.ChildID = 1001;
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434 child.Parent = parent;
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435
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436 db.Insert(child);
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437 }
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438 finally
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439 {
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440 db.Child. Delete(p => p.ParentID == 1001);
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441 db.Parent.Delete(p => p.ParentID == 1001);
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442 }
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443 }
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444 }
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445 }
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446 }
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