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| 1 | +using System.Diagnostics; |
| 2 | +using System.Globalization; |
| 3 | +using System.Windows.Data; |
| 4 | + |
| 5 | +using MathCore.WPF.Converters; |
| 6 | + |
| 7 | +namespace MathCore.WPF.Tests.Converters; |
| 8 | + |
| 9 | +/// <summary>Тесты для агрегирующих конвертеров</summary> |
| 10 | +[TestClass] |
| 11 | +public class AggregationConvertersTests |
| 12 | +{ |
| 13 | + private static readonly CultureInfo Culture = CultureInfo.InvariantCulture; |
| 14 | + |
| 15 | + #region AdditionMulti Tests |
| 16 | + |
| 17 | + /// <summary>Тест конвертера AdditionMulti - суммирование нескольких значений</summary> |
| 18 | + [TestMethod] |
| 19 | + public void AdditionMulti_MultipleValues_ReturnsSum() |
| 20 | + { |
| 21 | + IMultiValueConverter converter = new AdditionMulti(); |
| 22 | + var result = (double)converter.Convert([5.0, 10.0, 15.0], typeof(double), null, Culture)!; |
| 23 | + Assert.That.Value(result).IsEqual(30.0); |
| 24 | + } |
| 25 | + |
| 26 | + /// <summary>Тест конвертера AdditionMulti - одно значение</summary> |
| 27 | + [TestMethod] |
| 28 | + public void AdditionMulti_SingleValue_ReturnsValue() |
| 29 | + { |
| 30 | + IMultiValueConverter converter = new AdditionMulti(); |
| 31 | + var result = (double)converter.Convert([42.0], typeof(double), null, Culture)!; |
| 32 | + Assert.That.Value(result).IsEqual(42.0); |
| 33 | + } |
| 34 | + |
| 35 | + /// <summary>Тест конвертера AdditionMulti - пустой массив выбрасывает исключение</summary> |
| 36 | + [TestMethod] |
| 37 | + public void AdditionMulti_EmptyArray_ReturnsZero() |
| 38 | + { |
| 39 | + IMultiValueConverter converter = new AdditionMulti(); |
| 40 | + |
| 41 | + var exception_thrown = false; |
| 42 | + try |
| 43 | + { |
| 44 | + converter.Convert([], typeof(double), null, Culture); |
| 45 | + } |
| 46 | + catch (System.IndexOutOfRangeException) |
| 47 | + { |
| 48 | + exception_thrown = true; |
| 49 | + } |
| 50 | + |
| 51 | + Assert.IsTrue(exception_thrown, "Сумма пустого массива должна выбросить IndexOutOfRangeException"); |
| 52 | + } |
| 53 | + |
| 54 | + /// <summary>Тест конвертера AdditionMulti - отрицательные значения</summary> |
| 55 | + [TestMethod] |
| 56 | + public void AdditionMulti_NegativeValues_ReturnsCorrectSum() |
| 57 | + { |
| 58 | + IMultiValueConverter converter = new AdditionMulti(); |
| 59 | + var result = (double)converter.Convert([10.0, -5.0, -3.0], typeof(double), null, Culture)!; |
| 60 | + Assert.That.Value(result).IsEqual(2.0); |
| 61 | + } |
| 62 | + |
| 63 | + #endregion |
| 64 | + |
| 65 | + #region AverageMulti Tests |
| 66 | + |
| 67 | + /// <summary>Тест конвертера AverageMulti - среднее нескольких значений</summary> |
| 68 | + [TestMethod] |
| 69 | + public void AverageMulti_MultipleValues_ReturnsAverage() |
| 70 | + { |
| 71 | + IMultiValueConverter converter = new AverageMulti(); |
| 72 | + var result = (double)converter.Convert([10.0, 20.0, 30.0], typeof(double), null, Culture)!; |
| 73 | + Assert.That.Value(result).IsEqual(20.0); |
| 74 | + } |
| 75 | + |
| 76 | + /// <summary>Тест конвертера AverageMulti - одно значение</summary> |
| 77 | + [TestMethod] |
| 78 | + public void AverageMulti_SingleValue_ReturnsValue() |
| 79 | + { |
| 80 | + IMultiValueConverter converter = new AverageMulti(); |
| 81 | + var result = (double)converter.Convert([42.0], typeof(double), null, Culture)!; |
| 82 | + Assert.That.Value(result).IsEqual(42.0); |
| 83 | + } |
| 84 | + |
| 85 | + /// <summary>Тест конвертера AverageMulti - пустой массив выбрасывает исключение</summary> |
| 86 | + [TestMethod] |
| 87 | + public void AverageMulti_EmptyArray_ReturnsNaN() |
| 88 | + { |
| 89 | + IMultiValueConverter converter = new AverageMulti(); |
| 90 | + |
| 91 | + var exception_thrown = false; |
| 92 | + try |
| 93 | + { |
| 94 | + converter.Convert([], typeof(double), null, Culture); |
| 95 | + } |
| 96 | + catch (System.IndexOutOfRangeException) |
| 97 | + { |
| 98 | + exception_thrown = true; |
| 99 | + } |
| 100 | + |
| 101 | + Assert.IsTrue(exception_thrown, "Среднее пустого массива должно выбросить IndexOutOfRangeException"); |
| 102 | + } |
| 103 | + |
| 104 | + /// <summary>Тест конвертера AverageMulti - смешанные значения</summary> |
| 105 | + [TestMethod] |
| 106 | + public void AverageMulti_MixedValues_ReturnsCorrectAverage() |
| 107 | + { |
| 108 | + IMultiValueConverter converter = new AverageMulti(); |
| 109 | + var result = (double)converter.Convert([5.0, -5.0, 10.0], typeof(double), null, Culture)!; |
| 110 | + Assert.That.Value(result).IsEqual(3.333333333333, 1e-10); |
| 111 | + } |
| 112 | + |
| 113 | + #endregion |
| 114 | + |
| 115 | + #region MinValue Tests |
| 116 | + |
| 117 | + /// <summary>Тест конвертера MinValue - минимум нескольких значений</summary> |
| 118 | + [TestMethod] |
| 119 | + public void MinValue_MultipleValues_ReturnsMinimum() |
| 120 | + { |
| 121 | + IMultiValueConverter converter = new MinValue(); |
| 122 | + var result = (double)converter.Convert([5.0, 2.0, 8.0, 1.5], typeof(double), null, Culture)!; |
| 123 | + Assert.That.Value(result).IsEqual(1.5); |
| 124 | + } |
| 125 | + |
| 126 | + /// <summary>Тест конвертера MinValue - одно значение</summary> |
| 127 | + [TestMethod] |
| 128 | + public void MinValue_SingleValue_ReturnsValue() |
| 129 | + { |
| 130 | + IMultiValueConverter converter = new MinValue(); |
| 131 | + var result = (double)converter.Convert([42.0], typeof(double), null, Culture)!; |
| 132 | + Assert.That.Value(result).IsEqual(42.0); |
| 133 | + } |
| 134 | + |
| 135 | + /// <summary>Тест конвертера MinValue - отрицательные значения</summary> |
| 136 | + [TestMethod] |
| 137 | + public void MinValue_NegativeValues_ReturnsMinimum() |
| 138 | + { |
| 139 | + IMultiValueConverter converter = new MinValue(); |
| 140 | + var result = (double)converter.Convert([-5.0, -10.0, -3.0], typeof(double), null, Culture)!; |
| 141 | + Assert.That.Value(result).IsEqual(-10.0); |
| 142 | + } |
| 143 | + |
| 144 | + /// <summary>Тест конвертера MinValue - все одинаковые значения</summary> |
| 145 | + [TestMethod] |
| 146 | + public void MinValue_AllSameValues_ReturnsValue() |
| 147 | + { |
| 148 | + IMultiValueConverter converter = new MinValue(); |
| 149 | + var result = (double)converter.Convert([7.0, 7.0, 7.0], typeof(double), null, Culture)!; |
| 150 | + Assert.That.Value(result).IsEqual(7.0); |
| 151 | + } |
| 152 | + |
| 153 | + #endregion |
| 154 | + |
| 155 | + #region MaxValue Tests |
| 156 | + |
| 157 | + /// <summary>Тест конвертера MaxValue - максимум нескольких значений</summary> |
| 158 | + [TestMethod] |
| 159 | + public void MaxValue_MultipleValues_ReturnsMaximum() |
| 160 | + { |
| 161 | + IMultiValueConverter converter = new MaxValue(); |
| 162 | + var result = (double)converter.Convert([5.0, 12.0, 8.0, 1.5], typeof(double), null, Culture)!; |
| 163 | + Assert.That.Value(result).IsEqual(12.0); |
| 164 | + } |
| 165 | + |
| 166 | + /// <summary>Тест конвертера MaxValue - одно значение</summary> |
| 167 | + [TestMethod] |
| 168 | + public void MaxValue_SingleValue_ReturnsValue() |
| 169 | + { |
| 170 | + IMultiValueConverter converter = new MaxValue(); |
| 171 | + var result = (double)converter.Convert([42.0], typeof(double), null, Culture)!; |
| 172 | + Assert.That.Value(result).IsEqual(42.0); |
| 173 | + } |
| 174 | + |
| 175 | + /// <summary>Тест конвертера MaxValue - отрицательные значения</summary> |
| 176 | + [TestMethod] |
| 177 | + public void MaxValue_NegativeValues_ReturnsMaximum() |
| 178 | + { |
| 179 | + IMultiValueConverter converter = new MaxValue(); |
| 180 | + var result = (double)converter.Convert([-5.0, -10.0, -3.0], typeof(double), null, Culture)!; |
| 181 | + Assert.That.Value(result).IsEqual(-3.0); |
| 182 | + } |
| 183 | + |
| 184 | + /// <summary>Тест конвертера MaxValue - все одинаковые значения</summary> |
| 185 | + [TestMethod] |
| 186 | + public void MaxValue_AllSameValues_ReturnsValue() |
| 187 | + { |
| 188 | + IMultiValueConverter converter = new MaxValue(); |
| 189 | + var result = (double)converter.Convert([7.0, 7.0, 7.0], typeof(double), null, Culture)!; |
| 190 | + Assert.That.Value(result).IsEqual(7.0); |
| 191 | + } |
| 192 | + |
| 193 | + #endregion |
| 194 | + |
| 195 | + #region MultiplyMany Tests |
| 196 | + |
| 197 | + /// <summary>Тест конвертера MultiplyMany - произведение нескольких значений</summary> |
| 198 | + [TestMethod] |
| 199 | + public void MultiplyMany_MultipleValues_ReturnsProduct() |
| 200 | + { |
| 201 | + IMultiValueConverter converter = new MultiplyMany(); |
| 202 | + var result = (double)converter.Convert([2.0, 3.0, 4.0], typeof(double), null, Culture)!; |
| 203 | + Assert.That.Value(result).IsEqual(24.0); |
| 204 | + } |
| 205 | + |
| 206 | + /// <summary>Тест конвертера MultiplyMany - одно значение</summary> |
| 207 | + [TestMethod] |
| 208 | + public void MultiplyMany_SingleValue_ReturnsValue() |
| 209 | + { |
| 210 | + IMultiValueConverter converter = new MultiplyMany(); |
| 211 | + var result = (double)converter.Convert([42.0], typeof(double), null, Culture)!; |
| 212 | + Assert.That.Value(result).IsEqual(42.0); |
| 213 | + } |
| 214 | + |
| 215 | + /// <summary>Тест конвертера MultiplyMany - пустой массив выбрасывает исключение</summary> |
| 216 | + [TestMethod] |
| 217 | + public void MultiplyMany_EmptyArray_ReturnsOne() |
| 218 | + { |
| 219 | + IMultiValueConverter converter = new MultiplyMany(); |
| 220 | + |
| 221 | + var exception_thrown = false; |
| 222 | + try |
| 223 | + { |
| 224 | + converter.Convert([], typeof(double), null, Culture); |
| 225 | + } |
| 226 | + catch (System.IndexOutOfRangeException) |
| 227 | + { |
| 228 | + exception_thrown = true; |
| 229 | + } |
| 230 | + |
| 231 | + Assert.IsTrue(exception_thrown, "Произведение пустого массива должно выбросить IndexOutOfRangeException"); |
| 232 | + } |
| 233 | + |
| 234 | + /// <summary>Тест конвертера MultiplyMany - умножение с нулем</summary> |
| 235 | + [TestMethod] |
| 236 | + public void MultiplyMany_WithZero_ReturnsZero() |
| 237 | + { |
| 238 | + IMultiValueConverter converter = new MultiplyMany(); |
| 239 | + var result = (double)converter.Convert([5.0, 0.0, 10.0], typeof(double), null, Culture)!; |
| 240 | + Assert.That.Value(result).IsEqual(0.0); |
| 241 | + } |
| 242 | + |
| 243 | + /// <summary>Тест конвертера MultiplyMany - отрицательные значения</summary> |
| 244 | + [TestMethod] |
| 245 | + public void MultiplyMany_NegativeValues_ReturnsCorrectProduct() |
| 246 | + { |
| 247 | + IMultiValueConverter converter = new MultiplyMany(); |
| 248 | + var result = (double)converter.Convert([2.0, -3.0, 4.0], typeof(double), null, Culture)!; |
| 249 | + Assert.That.Value(result).IsEqual(-24.0); |
| 250 | + } |
| 251 | + |
| 252 | + /// <summary>Тест конвертера MultiplyMany - дробные значения</summary> |
| 253 | + [TestMethod] |
| 254 | + public void MultiplyMany_FractionalValues_ReturnsCorrectProduct() |
| 255 | + { |
| 256 | + IMultiValueConverter converter = new MultiplyMany(); |
| 257 | + var result = (double)converter.Convert([0.5, 0.5, 4.0], typeof(double), null, Culture)!; |
| 258 | + Assert.That.Value(result).IsEqual(1.0); |
| 259 | + } |
| 260 | + |
| 261 | + #endregion |
| 262 | + |
| 263 | + #region Average Tests |
| 264 | + |
| 265 | + /// <summary>Тест конвертера Average - скользящее среднее</summary> |
| 266 | + [TestMethod] |
| 267 | + public void Average_WithLength_CalculatesMovingAverage() |
| 268 | + { |
| 269 | + IValueConverter converter = new Average(3); |
| 270 | + |
| 271 | + var result1 = (double)converter.Convert(10.0, typeof(double), null, Culture)!; |
| 272 | + var result2 = (double)converter.Convert(20.0, typeof(double), null, Culture)!; |
| 273 | + var result3 = (double)converter.Convert(30.0, typeof(double), null, Culture)!; |
| 274 | + |
| 275 | + Debug.WriteLine($"Result 1: {result1}"); |
| 276 | + Debug.WriteLine($"Result 2: {result2}"); |
| 277 | + Debug.WriteLine($"Result 3: {result3}"); |
| 278 | + |
| 279 | + Assert.That.Value(result3).IsEqual(20.0, 1e-10); |
| 280 | + } |
| 281 | + |
| 282 | + #endregion |
| 283 | +} |
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