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| 1 | +unit Test.BoldExternalizedReferences; |
| 2 | + |
| 3 | +interface |
| 4 | + |
| 5 | +uses |
| 6 | + DUnitX.TestFramework, |
| 7 | + BoldExternalizedReferences; |
| 8 | + |
| 9 | +type |
| 10 | + [TestFixture] |
| 11 | + TTestBoldExternalizedReferences = class |
| 12 | + private |
| 13 | + FList: TBoldExternalizedReferenceList; |
| 14 | + public |
| 15 | + [Setup] |
| 16 | + procedure Setup; |
| 17 | + [TearDown] |
| 18 | + procedure TearDown; |
| 19 | + |
| 20 | + [Test] |
| 21 | + procedure TestCreate; |
| 22 | + [Test] |
| 23 | + procedure TestCountEmpty; |
| 24 | + [Test] |
| 25 | + procedure TestSetAndGetReferencedObject; |
| 26 | + [Test] |
| 27 | + procedure TestGetReferencedObject_NotFound; |
| 28 | + [Test] |
| 29 | + procedure TestCountAfterAdd; |
| 30 | + [Test] |
| 31 | + procedure TestSetReferencedObject_Replace; |
| 32 | + [Test] |
| 33 | + procedure TestSetReferencedObject_RemoveWithNil; |
| 34 | + [Test] |
| 35 | + procedure TestManageReferencedObjectProperty; |
| 36 | + [Test] |
| 37 | + procedure TestSetReferencedObject_SameValueNoOp; |
| 38 | + [Test] |
| 39 | + procedure TestMultipleReferees; |
| 40 | + end; |
| 41 | + |
| 42 | +implementation |
| 43 | + |
| 44 | +uses |
| 45 | + SysUtils, |
| 46 | + Classes; |
| 47 | + |
| 48 | +{ TTestBoldExternalizedReferences } |
| 49 | + |
| 50 | +procedure TTestBoldExternalizedReferences.Setup; |
| 51 | +begin |
| 52 | + FList := TBoldExternalizedReferenceList.Create; |
| 53 | +end; |
| 54 | + |
| 55 | +procedure TTestBoldExternalizedReferences.TearDown; |
| 56 | +begin |
| 57 | + FList.Free; |
| 58 | +end; |
| 59 | + |
| 60 | +procedure TTestBoldExternalizedReferences.TestCreate; |
| 61 | +begin |
| 62 | + Assert.IsNotNull(FList); |
| 63 | +end; |
| 64 | + |
| 65 | +procedure TTestBoldExternalizedReferences.TestCountEmpty; |
| 66 | +begin |
| 67 | + Assert.AreEqual(0, FList.Count); |
| 68 | +end; |
| 69 | + |
| 70 | +procedure TTestBoldExternalizedReferences.TestSetAndGetReferencedObject; |
| 71 | +var |
| 72 | + Referee, Referenced: TObject; |
| 73 | +begin |
| 74 | + Referee := TObject.Create; |
| 75 | + Referenced := TObject.Create; |
| 76 | + try |
| 77 | + FList.ReferencedObjects[Referee] := Referenced; |
| 78 | + Assert.AreSame(Referenced, FList.ReferencedObjects[Referee]); |
| 79 | + finally |
| 80 | + Referee.Free; |
| 81 | + Referenced.Free; |
| 82 | + end; |
| 83 | +end; |
| 84 | + |
| 85 | +procedure TTestBoldExternalizedReferences.TestGetReferencedObject_NotFound; |
| 86 | +var |
| 87 | + Referee: TObject; |
| 88 | +begin |
| 89 | + Referee := TObject.Create; |
| 90 | + try |
| 91 | + Assert.IsNull(FList.ReferencedObjects[Referee]); |
| 92 | + finally |
| 93 | + Referee.Free; |
| 94 | + end; |
| 95 | +end; |
| 96 | + |
| 97 | +procedure TTestBoldExternalizedReferences.TestCountAfterAdd; |
| 98 | +var |
| 99 | + Referee1, Referee2, Referenced1, Referenced2: TObject; |
| 100 | +begin |
| 101 | + Referee1 := TObject.Create; |
| 102 | + Referee2 := TObject.Create; |
| 103 | + Referenced1 := TObject.Create; |
| 104 | + Referenced2 := TObject.Create; |
| 105 | + try |
| 106 | + FList.ReferencedObjects[Referee1] := Referenced1; |
| 107 | + Assert.AreEqual(1, FList.Count); |
| 108 | + |
| 109 | + FList.ReferencedObjects[Referee2] := Referenced2; |
| 110 | + Assert.AreEqual(2, FList.Count); |
| 111 | + finally |
| 112 | + Referee1.Free; |
| 113 | + Referee2.Free; |
| 114 | + Referenced1.Free; |
| 115 | + Referenced2.Free; |
| 116 | + end; |
| 117 | +end; |
| 118 | + |
| 119 | +procedure TTestBoldExternalizedReferences.TestSetReferencedObject_Replace; |
| 120 | +var |
| 121 | + Referee, Referenced1, Referenced2: TObject; |
| 122 | +begin |
| 123 | + Referee := TObject.Create; |
| 124 | + Referenced1 := TObject.Create; |
| 125 | + Referenced2 := TObject.Create; |
| 126 | + try |
| 127 | + FList.ReferencedObjects[Referee] := Referenced1; |
| 128 | + Assert.AreSame(Referenced1, FList.ReferencedObjects[Referee]); |
| 129 | + Assert.AreEqual(1, FList.Count); |
| 130 | + |
| 131 | + FList.ReferencedObjects[Referee] := Referenced2; |
| 132 | + Assert.AreSame(Referenced2, FList.ReferencedObjects[Referee]); |
| 133 | + Assert.AreEqual(1, FList.Count); // Count should still be 1 after replacement |
| 134 | + finally |
| 135 | + Referee.Free; |
| 136 | + Referenced1.Free; |
| 137 | + Referenced2.Free; |
| 138 | + end; |
| 139 | +end; |
| 140 | + |
| 141 | +procedure TTestBoldExternalizedReferences.TestSetReferencedObject_RemoveWithNil; |
| 142 | +var |
| 143 | + Referee, Referenced: TObject; |
| 144 | +begin |
| 145 | + Referee := TObject.Create; |
| 146 | + Referenced := TObject.Create; |
| 147 | + try |
| 148 | + FList.ReferencedObjects[Referee] := Referenced; |
| 149 | + Assert.AreEqual(1, FList.Count); |
| 150 | + |
| 151 | + FList.ReferencedObjects[Referee] := nil; |
| 152 | + Assert.AreEqual(0, FList.Count); |
| 153 | + Assert.IsNull(FList.ReferencedObjects[Referee]); |
| 154 | + finally |
| 155 | + Referee.Free; |
| 156 | + Referenced.Free; |
| 157 | + end; |
| 158 | +end; |
| 159 | + |
| 160 | +procedure TTestBoldExternalizedReferences.TestManageReferencedObjectProperty; |
| 161 | +begin |
| 162 | + Assert.IsFalse(FList.ManageReferencedObject); |
| 163 | + |
| 164 | + FList.ManageReferencedObject := True; |
| 165 | + Assert.IsTrue(FList.ManageReferencedObject); |
| 166 | + |
| 167 | + FList.ManageReferencedObject := False; |
| 168 | + Assert.IsFalse(FList.ManageReferencedObject); |
| 169 | +end; |
| 170 | + |
| 171 | +procedure TTestBoldExternalizedReferences.TestSetReferencedObject_SameValueNoOp; |
| 172 | +var |
| 173 | + Referee, Referenced: TObject; |
| 174 | +begin |
| 175 | + Referee := TObject.Create; |
| 176 | + Referenced := TObject.Create; |
| 177 | + try |
| 178 | + FList.ReferencedObjects[Referee] := Referenced; |
| 179 | + Assert.AreEqual(1, FList.Count); |
| 180 | + |
| 181 | + // Setting same value should be a no-op |
| 182 | + FList.ReferencedObjects[Referee] := Referenced; |
| 183 | + Assert.AreEqual(1, FList.Count); |
| 184 | + Assert.AreSame(Referenced, FList.ReferencedObjects[Referee]); |
| 185 | + finally |
| 186 | + Referee.Free; |
| 187 | + Referenced.Free; |
| 188 | + end; |
| 189 | +end; |
| 190 | + |
| 191 | +procedure TTestBoldExternalizedReferences.TestMultipleReferees; |
| 192 | +var |
| 193 | + Referee1, Referee2, Referee3: TObject; |
| 194 | + Referenced1, Referenced2, Referenced3: TObject; |
| 195 | +begin |
| 196 | + Referee1 := TObject.Create; |
| 197 | + Referee2 := TObject.Create; |
| 198 | + Referee3 := TObject.Create; |
| 199 | + Referenced1 := TObject.Create; |
| 200 | + Referenced2 := TObject.Create; |
| 201 | + Referenced3 := TObject.Create; |
| 202 | + try |
| 203 | + FList.ReferencedObjects[Referee1] := Referenced1; |
| 204 | + FList.ReferencedObjects[Referee2] := Referenced2; |
| 205 | + FList.ReferencedObjects[Referee3] := Referenced3; |
| 206 | + |
| 207 | + Assert.AreEqual(3, FList.Count); |
| 208 | + Assert.AreSame(Referenced1, FList.ReferencedObjects[Referee1]); |
| 209 | + Assert.AreSame(Referenced2, FList.ReferencedObjects[Referee2]); |
| 210 | + Assert.AreSame(Referenced3, FList.ReferencedObjects[Referee3]); |
| 211 | + finally |
| 212 | + Referee1.Free; |
| 213 | + Referee2.Free; |
| 214 | + Referee3.Free; |
| 215 | + Referenced1.Free; |
| 216 | + Referenced2.Free; |
| 217 | + Referenced3.Free; |
| 218 | + end; |
| 219 | +end; |
| 220 | + |
| 221 | +initialization |
| 222 | + TDUnitX.RegisterTestFixture(TTestBoldExternalizedReferences); |
| 223 | + |
| 224 | +end. |
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