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| 1 | +// ----------------------------------------------------------------------------- |
| 2 | +// PROJECT : Avant Garde |
| 3 | +// COPYRIGHT : Andy Thomas (C) 2022-24 |
| 4 | +// LICENSE : GPL-3.0-or-later |
| 5 | +// HOMEPAGE : https://github.com/kuiperzone/AvantGarde |
| 6 | +// |
| 7 | +// Avant Garde is free software: you can redistribute it and/or modify it under |
| 8 | +// the terms of the GNU General Public License as published by the Free Software |
| 9 | +// Foundation, either version 3 of the License, or (at your option) any later version. |
| 10 | +// |
| 11 | +// Avant Garde is distributed in the hope that it will be useful, but WITHOUT |
| 12 | +// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| 13 | +// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
| 14 | +// |
| 15 | +// You should have received a copy of the GNU General Public License along |
| 16 | +// with Avant Garde. If not, see <https://www.gnu.org/licenses/>. |
| 17 | +// ----------------------------------------------------------------------------- |
| 18 | + |
| 19 | +using Xunit; |
| 20 | + |
| 21 | +namespace KuiperZone.PupNet.Test; |
| 22 | + |
| 23 | +public class ArgumentParserTest |
| 24 | +{ |
| 25 | + [Fact] |
| 26 | + public void Constructor_String_LinuxStyle_IndexerGivesExpected() |
| 27 | + { |
| 28 | + // All systems |
| 29 | + var str = "FloatValue1 FloatValue2 -a A -b=B -c:C -xyz --Hello \"Hello World\" -u"; |
| 30 | + var ap = new ArgumentParser(str); |
| 31 | + |
| 32 | + Assert.Equal("FloatValue1", ap.Values[0]); |
| 33 | + Assert.Equal("FloatValue2", ap.Values[1]); |
| 34 | + |
| 35 | + Assert.Equal("A", ap["a"]); |
| 36 | + Assert.Equal("B", ap["b"]); |
| 37 | + Assert.Equal("C", ap["c"]); |
| 38 | + |
| 39 | + Assert.Equal("true", ap["x"]); |
| 40 | + Assert.Equal("true", ap["y"]); |
| 41 | + Assert.Equal("true", ap["z"]); |
| 42 | + |
| 43 | + Assert.Equal("Hello World", ap["Hello"]); |
| 44 | + Assert.Equal("true", ap["u"]); |
| 45 | + |
| 46 | + Assert.Null(ap["None"]); |
| 47 | + |
| 48 | + // Verbatim string |
| 49 | + Assert.Equal(str, ap.ToString()); |
| 50 | + } |
| 51 | + |
| 52 | + [Fact] |
| 53 | + public void Constructor_String_WindowsStyle_IndexerGivesExpected() |
| 54 | + { |
| 55 | + // Windows style |
| 56 | + if (ArgumentParser.AcceptWinStyle) |
| 57 | + { |
| 58 | + var str = "FloatValue1 FloatValue2 /a A /b=B /c:C /xyz /Hello:\"Hello World\" /u"; |
| 59 | + var ap = new ArgumentParser(str); |
| 60 | + |
| 61 | + Assert.Equal("FloatValue1", ap.Values[0]); |
| 62 | + Assert.Equal("FloatValue2", ap.Values[1]); |
| 63 | + |
| 64 | + Assert.Equal("A", ap["a"]); |
| 65 | + Assert.Equal("B", ap["b"]); |
| 66 | + Assert.Equal("C", ap["c"]); |
| 67 | + |
| 68 | + Assert.Equal("true", ap["xyz"]); |
| 69 | + |
| 70 | + Assert.Equal("Hello World", ap["Hello"]); |
| 71 | + Assert.Equal("true", ap["u"]); |
| 72 | + |
| 73 | + Assert.Null(ap["None"]); |
| 74 | + } |
| 75 | + } |
| 76 | + |
| 77 | + [Fact] |
| 78 | + public void Constructor_Array_IndexerGivesExpected() |
| 79 | + { |
| 80 | + // Explicit Linux style |
| 81 | + var arr = new string[] { "FloatValue1", "FloatValue2", "-a", "A", "-b=B", "-c:C", "-xyz", "--Hello", "\"Hello World\"", "-u" }; |
| 82 | + var ap = new ArgumentParser(arr); |
| 83 | + |
| 84 | + Assert.Equal("FloatValue1", ap.Values[0]); |
| 85 | + Assert.Equal("FloatValue2", ap.Values[1]); |
| 86 | + |
| 87 | + Assert.Equal("A", ap["a"]); |
| 88 | + Assert.Equal("B", ap["b"]); |
| 89 | + Assert.Equal("C", ap["c"]); |
| 90 | + |
| 91 | + Assert.Equal("true", ap["x"]); |
| 92 | + Assert.Equal("true", ap["y"]); |
| 93 | + Assert.Equal("true", ap["z"]); |
| 94 | + |
| 95 | + Assert.Equal("Hello World", ap["Hello"]); |
| 96 | + |
| 97 | + Assert.Equal("true", ap["u"]); |
| 98 | + |
| 99 | + Assert.Null(ap["None"]); |
| 100 | + } |
| 101 | + |
| 102 | + [Fact] |
| 103 | + public void Constructor_MultipleSeparators_IndexerGivesExpected() |
| 104 | + { |
| 105 | + // Known use case - where ' ', '=' and ':' - finds first. |
| 106 | + var str = "-p DefineConstants=FLAG"; |
| 107 | + var ap = new ArgumentParser(str); |
| 108 | + Assert.Equal("DefineConstants=FLAG", ap["p"]); |
| 109 | + |
| 110 | + str = "-p:DefineConstants=FLAG"; |
| 111 | + ap = new ArgumentParser(str); |
| 112 | + Assert.Equal("DefineConstants=FLAG", ap["p"]); |
| 113 | + |
| 114 | + str = "-p=DefineConstants=FLAG"; |
| 115 | + ap = new ArgumentParser(str); |
| 116 | + Assert.Equal("DefineConstants=FLAG", ap["p"]); |
| 117 | + |
| 118 | + str = "-p : DefineConstants=FLAG"; |
| 119 | + ap = new ArgumentParser(str); |
| 120 | + Assert.Equal("DefineConstants=FLAG", ap["p"]); |
| 121 | + |
| 122 | + str = "-p = DefineConstants=FLAG"; |
| 123 | + ap = new ArgumentParser(str); |
| 124 | + Assert.Equal("DefineConstants=FLAG", ap["p"]); |
| 125 | + } |
| 126 | + |
| 127 | + [Fact] |
| 128 | + public void Constructor_ThrowsWithRepeatedKey() |
| 129 | + { |
| 130 | + var str = "FloatValue -a=A -b=B -a=C"; |
| 131 | + Assert.Throws<ArgumentException>(() => new ArgumentParser(str)); |
| 132 | + |
| 133 | + str = "FloatValue -a=A -b=B -a"; |
| 134 | + Assert.Throws<ArgumentException>(() => new ArgumentParser(str)); |
| 135 | + |
| 136 | + str = "FloatValue -a=A -a -b=B"; |
| 137 | + Assert.Throws<ArgumentException>(() => new ArgumentParser(str)); |
| 138 | + } |
| 139 | + |
| 140 | + [Fact] |
| 141 | + public void Constructor_ThrowsWithErroneousValues() |
| 142 | + { |
| 143 | + var str = "FloatValue -a=A Value2 -b=B"; |
| 144 | + Assert.Throws<ArgumentException>(() => new ArgumentParser(str)); |
| 145 | + |
| 146 | + str = "FloatValue Value2 -a=A -b=B Value2"; |
| 147 | + Assert.Throws<ArgumentException>(() => new ArgumentParser(str)); |
| 148 | + } |
| 149 | + |
| 150 | + [Fact] |
| 151 | + public void Constructor_String_SentenceWithApostropieOK() |
| 152 | + { |
| 153 | + var ap = new ArgumentParser("--input=\"Wayne's world's\""); |
| 154 | + Assert.Equal("Wayne's world's", ap["input"]); |
| 155 | + } |
| 156 | + |
| 157 | + [Fact] |
| 158 | + public void GetOrThrow_ThrowsIfNotExist() |
| 159 | + { |
| 160 | + var str = "FloatValue -a=A -b=B"; |
| 161 | + var ap = new ArgumentParser(str); |
| 162 | + |
| 163 | + // OK |
| 164 | + Assert.Equal("A", ap.GetOrThrow("a")); |
| 165 | + Assert.Equal("A", ap.GetOrThrow('a', "Alpha")); |
| 166 | + |
| 167 | + // Not OK |
| 168 | + Assert.Throws<ArgumentException>(() => ap.GetOrThrow("K")); |
| 169 | + Assert.Throws<ArgumentException>(() => ap.GetOrThrow('K', "kay")); |
| 170 | + } |
| 171 | + |
| 172 | + [Fact] |
| 173 | + public void GetOrThrow_Generic_ConvertsValue() |
| 174 | + { |
| 175 | + var str = "FloatValue --double=3.142 --enum Value2 --int=-3 --bool1 False --bool2 Yes --bool3 NO"; |
| 176 | + var ap = new ArgumentParser(str); |
| 177 | + |
| 178 | + // OK |
| 179 | + Assert.Equal(3.142, ap.GetOrThrow<double>("double")); |
| 180 | + Assert.Equal(TestType.Value2, ap.GetOrThrow<TestType>("enum")); |
| 181 | + |
| 182 | + // Must use equal as separator for minus (above) |
| 183 | + Assert.Equal(-3, ap.GetOrThrow<int>("int")); |
| 184 | + |
| 185 | + Assert.False(ap.GetOrThrow<bool>("bool1")); |
| 186 | + Assert.True(ap.GetOrThrow<bool>("bool2")); |
| 187 | + Assert.False(ap.GetOrThrow<bool>("bool3")); |
| 188 | + |
| 189 | + // Overload - two keys |
| 190 | + Assert.False(ap.GetOrThrow<bool>('b', "bool1")); |
| 191 | + Assert.True(ap.GetOrThrow<bool>('b', "bool2")); |
| 192 | + Assert.False(ap.GetOrThrow<bool>('b', "bool3")); |
| 193 | + } |
| 194 | + |
| 195 | + [Fact] |
| 196 | + public void GetOrThrow_Generic_ThrowsOnInvalid() |
| 197 | + { |
| 198 | + var str = "FloatValue --double=3.142 --enum Value2 --int=-3 --bool1 False --bool2 Yes --bool3 NO"; |
| 199 | + var ap = new ArgumentParser(str); |
| 200 | + |
| 201 | + Assert.Throws<FormatException>(() => ap.GetOrThrow<double>("enum")); |
| 202 | + Assert.Throws<FormatException>(() => ap.GetOrThrow<TestType>("double")); |
| 203 | + Assert.Throws<FormatException>(() => ap.GetOrThrow<bool>("int")); |
| 204 | + } |
| 205 | + |
| 206 | + [Fact] |
| 207 | + public void GetOrDefault_GivesDefaultIfNotExist() |
| 208 | + { |
| 209 | + var str = "FloatValue -a=A -b=B"; |
| 210 | + var ap = new ArgumentParser(str); |
| 211 | + |
| 212 | + // OK |
| 213 | + Assert.Equal("A", ap.GetOrDefault("a", "X")); |
| 214 | + Assert.Equal("A", ap.GetOrDefault('a', "Alpha", "X")); |
| 215 | + |
| 216 | + // Defaults |
| 217 | + Assert.Equal("X", ap.GetOrDefault("K", "X")); |
| 218 | + Assert.Equal("X", ap.GetOrDefault('K', "Kay", "X")); |
| 219 | + } |
| 220 | + |
| 221 | + [Fact] |
| 222 | + public void GetOrDefault_Generic_ConvertsValue() |
| 223 | + { |
| 224 | + var str = "FloatValue --double=3.142 --enum Value2 --int=-3 --bool1 False --bool2 Yes --bool3 NO"; |
| 225 | + var ap = new ArgumentParser(str); |
| 226 | + |
| 227 | + // OK |
| 228 | + Assert.Equal(3.142, ap.GetOrDefault("double", 99.8)); |
| 229 | + Assert.Equal(TestType.Value2, ap.GetOrDefault("enum", TestType.None)); |
| 230 | + |
| 231 | + // Must use equal as separator for minus (above) |
| 232 | + Assert.Equal(-3, ap.GetOrDefault("int", 88)); |
| 233 | + |
| 234 | + Assert.False(ap.GetOrDefault("bool1", true)); |
| 235 | + Assert.True(ap.GetOrDefault("bool2", false)); |
| 236 | + Assert.False(ap.GetOrDefault("bool3", true)); |
| 237 | + |
| 238 | + // Overload - two keys |
| 239 | + Assert.False(ap.GetOrDefault('b', "bool1", true)); |
| 240 | + Assert.True(ap.GetOrDefault('b', "bool2", false)); |
| 241 | + Assert.False(ap.GetOrDefault('b', "bool3", true)); |
| 242 | + |
| 243 | + } |
| 244 | + |
| 245 | + [Fact] |
| 246 | + public void GetOrDefault_Generic_ThrowsOnInvalid() |
| 247 | + { |
| 248 | + var str = "FloatValue --double=3.142 --enum Value2 --int=-3 --bool1 False --bool2 Yes --bool3 NO"; |
| 249 | + var ap = new ArgumentParser(str); |
| 250 | + |
| 251 | + Assert.Throws<FormatException>(() => ap.GetOrDefault("enum", 44.3)); |
| 252 | + Assert.Throws<FormatException>(() => ap.GetOrDefault("double", TestType.None)); |
| 253 | + Assert.Throws<FormatException>(() => ap.GetOrDefault("int", false)); |
| 254 | + } |
| 255 | + |
| 256 | + [Fact] |
| 257 | + public void Clone_StripsValueAndKeys() |
| 258 | + { |
| 259 | + var str = "FloatValue -a A -b=B -c:C -xyz --Hello \"Hello World\" -u"; |
| 260 | + var ap1 = new ArgumentParser(str); |
| 261 | + |
| 262 | + var ap2 = ap1.Clone(true, "a", "y", "c"); |
| 263 | + |
| 264 | + Assert.Empty(ap2.Values); |
| 265 | + Assert.Null(ap2["a"]); |
| 266 | + Assert.NotNull(ap2["b"]); |
| 267 | + Assert.Equal("-b=B -x=true -z=true --Hello=\"Hello World\" -u=true", ap2.ToString()); |
| 268 | + } |
| 269 | + |
| 270 | + [Fact] |
| 271 | + public void Clone_ClonesVerbatim() |
| 272 | + { |
| 273 | + var str = "FloatValue -a A -b=B -c:C -xyz --Hello \"Hello World\" -u"; |
| 274 | + var ap1 = new ArgumentParser(str); |
| 275 | + |
| 276 | + var ap2 = ap1.Clone(); |
| 277 | + |
| 278 | + Assert.Equal("FloatValue", ap2.Values[0]); |
| 279 | + Assert.Equal(str, ap2.ToString()); |
| 280 | + } |
| 281 | + |
| 282 | + [Fact] |
| 283 | + public void ToString_ReturnsExpected() |
| 284 | + { |
| 285 | + // Verbatim string |
| 286 | + var str = "FloatValue -a A -b=B -c:C -xyz --Hello \"Hello World\" -u"; |
| 287 | + var ap = new ArgumentParser(str); |
| 288 | + Assert.Equal(str, ap.ToString()); |
| 289 | + |
| 290 | + // String will be built - not verbatim |
| 291 | + var arr = new string[] { "FloatValue", "-a", "A", "-b=B", "-c:C", "-xyz", "--Hello", "\"Hello World\"", "-u" }; |
| 292 | + var exp = "FloatValue -a=A -b=B -c=C -x=true -y=true -z=true --Hello=\"Hello World\" -u=true"; |
| 293 | + ap = new ArgumentParser(arr); |
| 294 | + Assert.Equal(exp, ap.ToString()); |
| 295 | + } |
| 296 | + |
| 297 | + [Fact] |
| 298 | + public void RegressionTest() |
| 299 | + { |
| 300 | + // We use this as regression with commands we may use |
| 301 | + var ap = new ArgumentParser("mongod --port 27018 --directoryperdb --dbpath /home/kuiper/Scratch/MONGODB"); |
| 302 | + Assert.Equal("mongod", ap.Values[0]); |
| 303 | + Assert.Equal("27018", ap["port"]); |
| 304 | + Assert.Equal("true", ap["directoryperdb"]); |
| 305 | + Assert.Equal("/home/kuiper/Scratch/MONGODB", ap["dbpath"]); |
| 306 | + |
| 307 | + Assert.Equal("--port=27018 --directoryperdb=true --dbpath=/home/kuiper/Scratch/MONGODB", ap.Clone(true).ToString()); |
| 308 | + } |
| 309 | + |
| 310 | + private enum TestType |
| 311 | + { |
| 312 | + None, |
| 313 | + Value1, |
| 314 | + Value2, |
| 315 | + } |
| 316 | +} |
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