diff --git a/Mockaco.sln b/Mockaco.sln
index 4c7c701..9298c93 100644
--- a/Mockaco.sln
+++ b/Mockaco.sln
@@ -12,7 +12,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Mockaco.Tests", "test\Mockaco.Tests\Mockaco.Tests.csproj", "{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Mockaco.AspNetCore", "src\Mockaco.AspNetCore\Mockaco.AspNetCore.csproj", "{7766C592-9887-4162-8B9C-51003ED30335}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Mockaco.AspNetCore", "src\Mockaco.AspNetCore\Mockaco.AspNetCore.csproj", "{7766C592-9887-4162-8B9C-51003ED30335}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -27,14 +27,14 @@ Global
 		{8BAA1EC5-0BF5-4DA2-87F7-ED0C7B652517}.Nuget|Any CPU.Build.0 = Nuget|Any CPU
 		{8BAA1EC5-0BF5-4DA2-87F7-ED0C7B652517}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8BAA1EC5-0BF5-4DA2-87F7-ED0C7B652517}.Release|Any CPU.Build.0 = Release|Any CPU
-		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Debug|Any CPU.ActiveCfg = Release|Any CPU
+		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Nuget|Any CPU.ActiveCfg = Release|Any CPU
-		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EE57B1B4-29D2-4AE3-8F23-5E622302C30F}.Release|Any CPU.ActiveCfg = Debug|Any CPU
 		{7766C592-9887-4162-8B9C-51003ED30335}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{7766C592-9887-4162-8B9C-51003ED30335}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{7766C592-9887-4162-8B9C-51003ED30335}.Nuget|Any CPU.ActiveCfg = Debug|Any CPU
-		{7766C592-9887-4162-8B9C-51003ED30335}.Nuget|Any CPU.Build.0 = Debug|Any CPU
+		{7766C592-9887-4162-8B9C-51003ED30335}.Nuget|Any CPU.ActiveCfg = Release|Any CPU
+		{7766C592-9887-4162-8B9C-51003ED30335}.Nuget|Any CPU.Build.0 = Release|Any CPU
 		{7766C592-9887-4162-8B9C-51003ED30335}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7766C592-9887-4162-8B9C-51003ED30335}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
diff --git a/test/Mockaco.Tests/Mockaco.Tests.csproj b/test/Mockaco.Tests/Mockaco.Tests.csproj
index 996a800..5a67eec 100644
--- a/test/Mockaco.Tests/Mockaco.Tests.csproj
+++ b/test/Mockaco.Tests/Mockaco.Tests.csproj
@@ -5,24 +5,10 @@
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
-  <ItemGroup>
-    <None Remove="Templating\Response\mockaco.jpg" />
-    <None Remove="Templating\Transforms_Plain_Json_Template.json" />
-    <None Remove="Templating\Transforms_Scripted_Json_Template.json" />
-  </ItemGroup>
-
   <ItemGroup>
     <Content Include="Templating\Response\mockaco.jpg">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
-    <Content Include="Templating\Transforms_Scripted_Json_Template.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
-    </Content>
-    <Content Include="Templating\Transforms_Plain_Json_Template.json">
-      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </Content>
   </ItemGroup>
 
   <ItemGroup>
@@ -45,4 +31,15 @@
     <ProjectReference Include="..\..\src\Mockaco\Mockaco.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="Templating\Transforms_Plain_Json_Template.json">
+      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Templating\Transforms_Scripted_Json_Template.json">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>
diff --git a/test/Mockaco.Tests/Templating/Scripting/ScriptRunnerFactoryTest.cs b/test/Mockaco.Tests/Templating/Scripting/ScriptRunnerFactoryTest.cs
new file mode 100644
index 0000000..c6c74e9
--- /dev/null
+++ b/test/Mockaco.Tests/Templating/Scripting/ScriptRunnerFactoryTest.cs
@@ -0,0 +1,33 @@
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using Moq;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Mockaco.Tests.Templating.Scripting
+{
+    public class ScriptRunnerFactoryTest
+    {
+        [Theory]
+        [InlineData(@"JsonConvert.SerializeObject(new DateTime(2012, 04, 23, 18, 25, 43, 511, DateTimeKind.Utc))", @"\""2012-04-23T18:25:43\.511Z\""")]
+        [InlineData(@"new PhoneNumbers().BrazilianPhoneNumber()", @"[0-9]+")]
+        [InlineData(@"new Faker().Random.Guid().ToString()", @"[a-z0-9\-]+")]
+        [InlineData(@"new Regex(@"".*"").IsMatch(""abc"").ToString()", @"True")]
+        [InlineData(@"new[] {1, 2, 3, 4, 5, 6, 7}.Count().ToString()", @"7")]
+        public async Task Can_Run_Scripts_From_Builtin_Namespaces(string input, string regexPattern)
+        {
+            var mockLogger = Moq.Mock.Of<ILogger<ScriptRunnerFactory>>();
+            var mockOptions = Moq.Mock.Of<IOptionsMonitor<MockacoOptions>>(o => o.CurrentValue == new MockacoOptions());
+
+            var runner = new ScriptRunnerFactory(mockLogger, mockOptions);
+
+            var result = await runner.Invoke<string, string>("", input);
+
+            Assert.Matches(regexPattern, result);
+        }
+    }
+}