Add float/double NaN parse tests (#132)

nietras · Apr 20, 2024 · db693a6 · db693a6
1 parent d7d05b5
commit db693a6
Showing 1 changed file with 25 additions and 4 deletions.
diff --git a/src/Sep.Test/SepReaderColTest.cs b/src/Sep.Test/SepReaderColTest.cs
@@ -167,23 +167,44 @@ static void Run(SepReader.ColAction action, string colValue = ColText, Func<SepR
 
     static void AssertParseFloats(Func<SepReaderOptions, SepReaderOptions> configure)
     {
-        Run(col => Assert.AreEqual(ColValue, col.Parse<float>()), configure: configure);
-        Run(col => Assert.AreEqual(ColValue, col.Parse<double>()), configure: configure);
+        Run(col => Assert.AreEqual(ColValue, col.Parse<float>()), ColText, configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.Parse<float>()), "NaN", configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.Parse<float>()), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.Parse<float>()), "-NaN", configure: configure);
+
+        Run(col => Assert.AreEqual(ColValue, col.Parse<double>()), ColText, configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.Parse<double>()), "NaN", configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.Parse<double>()), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.Parse<double>()), "-NaN", configure: configure);
     }
 
     static void AssertTryParseReturnFloats(Func<SepReaderOptions, SepReaderOptions> configure)
     {
-        Run(col => Assert.AreEqual(ColValue, col.TryParse<float>()), configure: configure);
+        Run(col => Assert.AreEqual(ColValue, col.TryParse<float>()), ColText, configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.TryParse<float>()), "NaN", configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.TryParse<float>()), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual(float.NaN, col.TryParse<float>()), "-NaN", configure: configure);
         Run(col => Assert.AreEqual(null, col.TryParse<float>()), "a", configure: configure);
-        Run(col => Assert.AreEqual(ColValue, col.TryParse<double>()), configure: configure);
+
+        Run(col => Assert.AreEqual(ColValue, col.TryParse<double>()), ColText, configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.TryParse<double>()), "NaN", configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.TryParse<double>()), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual(double.NaN, col.TryParse<double>()), "-NaN", configure: configure);
         Run(col => Assert.AreEqual(null, col.TryParse<double>()), "a", configure: configure);
     }
 
     static void AssertTryParseOutFloats(Func<SepReaderOptions, SepReaderOptions> configure)
     {
         Run(col => Assert.AreEqual((float?)ColValue, col.TryParse<float>(out var v) ? v : null), configure: configure);
         Run(col => Assert.AreEqual((float?)null, col.TryParse<float>(out var v) ? v : null), "a", configure: configure);
+        Run(col => Assert.AreEqual((float?)float.NaN, col.TryParse<float>(out var v) ? v : null), "NaN", configure: configure);
+        Run(col => Assert.AreEqual((float?)float.NaN, col.TryParse<float>(out var v) ? v : null), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual((float?)float.NaN, col.TryParse<float>(out var v) ? v : null), "-NaN", configure: configure);
+
         Run(col => Assert.AreEqual((double?)ColValue, col.TryParse<double>(out var v) ? v : null), configure: configure);
         Run(col => Assert.AreEqual((double?)null, col.TryParse<double>(out var v) ? v : null), "a", configure: configure);
+        Run(col => Assert.AreEqual((double?)double.NaN, col.TryParse<double>(out var v) ? v : null), "NaN", configure: configure);
+        Run(col => Assert.AreEqual((double?)double.NaN, col.TryParse<double>(out var v) ? v : null), "+NaN", configure: configure);
+        Run(col => Assert.AreEqual((double?)double.NaN, col.TryParse<double>(out var v) ? v : null), "-NaN", configure: configure);
     }
 }