adding tests and removing last excpetion in interpreter

Author: dadhi

src/FastExpressionCompiler/FastExpressionCompiler.cs

@@ -8480,8 +8480,9 @@ internal static bool TryInterpretPrimitiveValue(ref PValue result, Expression ex
                             case TypeCode.UInt64: result.UInt64Value = (ulong)operandDec; break;
                             case TypeCode.Single: result.SingleValue = (float)operandDec; break;
                             case TypeCode.Double: result.DoubleValue = (double)operandDec; break;
-                            // todo: @wip #472 check if it is converted to the nullable or object
-                            default: UnreachableCase(expr.Type); break;
+                            default:
+                                // todo: @feature #472 support conversion to nullable, put nullable marker into PValue or something
+                                return false;
                         }
                         return true;
                     }

test/FastExpressionCompiler.TestsRunner.Net472/Program.cs

@@ -35,6 +35,9 @@ static void RunLightExpressionTests(object state)
 
                 var t = (LightExpression.TestRun)state;
                 t.Run(new LightExpression.IssueTests.Issue183_NullableDecimal());
+                t.Run(new LightExpression.IssueTests.Issue468_Optimize_the_delegate_access_to_the_Closure_object_for_the_modern_NET());
+                t.Run(new LightExpression.IssueTests.Issue472_TryInterpret_and_Reduce_primitive_arithmetic_and_logical_expressions_during_the_compilation());
+                t.Run(new LightExpression.IssueTests.Issue473_InvalidProgramException_when_using_Expression_Condition_with_converted_decimal_expression());
 
                 Console.WriteLine($"Just LightExpression tests are passing in {justLightTestsStopwatch.ElapsedMilliseconds} ms.");
             }
@@ -46,6 +49,10 @@ static void RunLightExpressionTests(object state)
 
             var fecTests = new TestRun();
             fecTests.Run(new Issue183_NullableDecimal());
+            fecTests.Run(new Issue468_Optimize_the_delegate_access_to_the_Closure_object_for_the_modern_NET());
+            fecTests.Run(new Issue472_TryInterpret_and_Reduce_primitive_arithmetic_and_logical_expressions_during_the_compilation());
+            fecTests.Run(new Issue473_InvalidProgramException_when_using_Expression_Condition_with_converted_decimal_expression());
+
 
             Console.WriteLine($"FEC tests are passing in {fecTestsStopwatch.ElapsedMilliseconds} ms.");
 
@@ -65,7 +72,7 @@ static void RunLightExpressionTests(object state)
             }
 
             var totalTestCount = fecTests.TotalTestCount + lightTests.TotalTestCount;
-            Console.WriteLine($"TestX {totalTestCount,-4} tests are passing in {totalStopwatch.ElapsedMilliseconds} ms.");
+            Console.WriteLine($"TestX: {totalTestCount,-4} tests are passing in {totalStopwatch.ElapsedMilliseconds} ms.");
         }
 
         public static void RunAllTests()