added the test for the #305

Author: dadhi

test/FastExpressionCompiler.IssueTests/Issue305_CompileFast_generates_incorrect_code_with_arrays_and_printing.cs

@@ -0,0 +1,60 @@
+using NUnit.Framework;
+using System;
+using System.Linq.Expressions;
+#if LIGHT_EXPRESSION
+using System.Text;
+using static FastExpressionCompiler.LightExpression.Expression;
+namespace FastExpressionCompiler.LightExpression.IssueTests
+#else
+using static System.Linq.Expressions.Expression;
+namespace FastExpressionCompiler.IssueTests
+#endif
+{
+    [TestFixture]
+    public class Issue305_CompileFast_generates_incorrect_code_with_arrays_and_printing : ITest
+    {
+        public int Run()
+        {
+            Test1();
+            return 1;
+        }
+
+        // [Test]
+        public void Test1()
+        {
+            var arr = Variable(typeof(double[]), "arr");
+
+            var printDouble = typeof(Console).GetMethod(nameof(Console.WriteLine), new[] { typeof(double) });
+
+            var expr = Lambda<Func<double>>(
+                Block(new[] { arr },
+                    Assign(arr, NewArrayBounds(typeof(double), Constant(1))),
+                    Assign(ArrayAccess(arr, Constant(0)), Constant(123.456)),
+
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+                    Call(printDouble, ArrayAccess(arr, Constant(0))),
+
+                    ArrayAccess(arr, Constant(0))
+            ));
+
+            expr.PrintCSharp();
+
+            var fs = expr.CompileSys();
+            fs.PrintIL();
+
+            var res = fs();
+            Assert.AreEqual(123.456, res);
+
+            var ff = expr.CompileFast(true);
+            ff.PrintIL();
+
+            var res2 = ff();
+            Assert.AreEqual(123.456, res2);
+        }
+    }
+}