Add unit test

Src/Asp.NetCore2/SqlSeverTest/UnitTest/UnitOneToOneNAny.cs

@@ -14,11 +14,13 @@ namespace OrmTest
             db.Queryable<EmpLicenseLogOff>()
                 .Where(it => it.EmpLicense.EmpInformation.EmpDepartmentJobs.Any())
                 .ToList();
-
+           db.Queryable<Order>()
+             .Where(b =>
+                     $"{b.Name}^{b.Name}^{b.Name}^{b.Id}^{1}  ".Contains("a")).ToList();
             var sql = db.Queryable<Order>()
                .Where(b =>
                        $"{b.Name}^{b.Name}^{b.Name}^{b.Id}^{1}  ".Contains("a")).ToSqlString();
-            if (!sql.Contains("'[Name]^[Name]^[Name]^[Id]^ 1 ' like")) 
+            if (!sql.Contains("(''+ CAST('[Name]' AS NVARCHAR(MAX))+'^'+ CAST('[Name]' AS NVARCHAR(MAX))+'^'+ CAST('[Name]' AS NVARCHAR(MAX))+'^'+ CAST('[Id]' AS NVARCHAR(MAX))+'^'+ CAST(' 1 ' AS NVARCHAR(MAX))+'' like")) 
             {
                 throw new Exception("unit error");
             }