Update handlebars code to support Regex.Match (#201) (#202)

* #201

* Handlebars : Linq and JsonPath

* Rename to Regex.Match

* unit test coverage

src/WireMock.Net/Matchers/LinqMatcher.cs

@@ -83,11 +83,13 @@ namespace WireMock.Matchers
             // Convert a single object to a Queryable JObject-list with 1 entry.
             var queryable1 = new[] { value }.AsQueryable();
 
-            // Generate the dynamic linq select statement and generate a dynamic Queryable.
+            // Generate the DynamicLinq select statement.
             string dynamicSelect = JsonUtils.GenerateDynamicLinqStatement(value);
+
+            // Execute DynamicLinq Select statement.
             var queryable2 = queryable1.Select(dynamicSelect);
 
-            // Use the Any(...) method to check if the result matches
+            // Use the Any(...) method to check if the result matches.
             double match = MatchScores.ToScore(_patterns.Select(pattern => queryable2.Any(pattern)));
 
             return MatchBehaviourHelper.Convert(MatchBehaviour, match);

src/WireMock.Net/Transformers/HandleBarsHelpers.cs

@@ -1,144 +1,14 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Linq.Dynamic.Core;
-using System.Text.RegularExpressions;
-using HandlebarsDotNet;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
-using WireMock.Utils;
-using WireMock.Validation;
-
-namespace WireMock.Transformers
+namespace WireMock.Transformers
 {
     internal static class HandlebarsHelpers
     {
         public static void Register()
         {
-            Handlebars.RegisterHelper("Regex.Match", (writer, context, arguments) =>
-            {
-                (string stringToProcess, string regexPattern, object defaultValue) = ParseRegexArguments(arguments);
+            HandleBarsRegex.Register();
 
-                Match match = Regex.Match(stringToProcess, regexPattern);
+            HandleBarsJsonPath.Register();
 
-                if (match.Success)
-                {
-                    writer.WriteSafeString(match.Value);
-                }
-                else if (defaultValue != null)
-                {
-                    writer.WriteSafeString(defaultValue);
-                }
-            });
-
-            Handlebars.RegisterHelper("Regex.Match", (writer, options, context, arguments) =>
-            {
-                (string stringToProcess, string regexPattern, object defaultValue) = ParseRegexArguments(arguments);
-
-                var regex = new Regex(regexPattern);
-                var namedGroups = RegexUtils.GetNamedGroups(regex, stringToProcess);
-                if (namedGroups.Any())
-                {
-                    options.Template(writer, namedGroups);
-                }
-                else if (defaultValue != null)
-                {
-                    writer.WriteSafeString(defaultValue);
-                }
-            });
-
-            Handlebars.RegisterHelper("JsonPath.SelectToken", (writer, context, arguments) =>
-            {
-                (JObject valueToProcess, string jsonpath) = ParseJsonPathArguments(arguments);
-
-                JToken result = null;
-                try
-                {
-                    result = valueToProcess.SelectToken(jsonpath);
-                }
-                catch (JsonException)
-                {
-                    // Ignore JsonException and return
-                    return;
-                }
-
-                if (result != null)
-                {
-                    writer.WriteSafeString(result);
-                }
-            });
-
-            Handlebars.RegisterHelper("JsonPath.SelectTokens", (writer, options, context, arguments) =>
-            {
-                (JObject valueToProcess, string jsonpath) = ParseJsonPathArguments(arguments);
-
-                IEnumerable<JToken> values = null;
-                try
-                {
-                    values = valueToProcess.SelectTokens(jsonpath);
-                }
-                catch (JsonException)
-                {
-                    // Ignore JsonException and return
-                    return;
-                }
-
-                if (values == null)
-                {
-                    return;
-                }
-
-                int id = 0;
-                foreach (JToken value in values)
-                {
-                    options.Template(writer, new { id, value });
-                    id++;
-                }
-            });
-        }
-
-        private static (JObject valueToProcess, string jsonpath) ParseJsonPathArguments(object[] arguments)
-        {
-            Check.Condition(arguments, args => args.Length == 2, nameof(arguments));
-            Check.NotNull(arguments[0], "arguments[0]");
-            Check.NotNullOrEmpty(arguments[1] as string, "arguments[1]");
-
-            JObject valueToProcess;
-
-            switch (arguments[0])
-            {
-                case string jsonAsString:
-                    valueToProcess = JObject.Parse(jsonAsString);
-                    break;
-
-                case JObject jsonAsJObject:
-                    valueToProcess = jsonAsJObject;
-                    break;
-
-                default:
-                    throw new NotSupportedException($"The value '{arguments[0]}' with type '{arguments[0]?.GetType()}' cannot be used in Handlebars JsonPath.");
-            }
-
-            return (valueToProcess, arguments[1] as string);
-        }
-
-        private static (string stringToProcess, string regexPattern, object defaultValue) ParseRegexArguments(object[] arguments)
-        {
-            Check.Condition(arguments, args => args.Length >= 2, nameof(arguments));
-
-            string ParseAsString(object arg)
-            {
-                if (arg is string)
-                {
-                    return arg as string;
-                }
-                else
-                {
-                    throw new NotSupportedException($"The value '{arg}' with type '{arg?.GetType()}' cannot be used in Handlebars Regex.");
-                }
-            }
-
-            return (ParseAsString(arguments[0]), ParseAsString(arguments[1]), arguments.Length == 3 ? arguments[2] : null);
+            HandleBarsLinq.Register();
         }
     }
 }

src/WireMock.Net/Transformers/HandleBarsJsonPath.cs

@@ -0,0 +1,75 @@
+using System;
+using System.Linq;
+using HandlebarsDotNet;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using WireMock.Validation;
+
+namespace WireMock.Transformers
+{
+    internal static class HandleBarsJsonPath
+    {
+        public static void Register()
+        {
+            Handlebars.RegisterHelper("JsonPath.SelectToken", (writer, context, arguments) =>
+            {
+                (JObject valueToProcess, string jsonpath) = ParseArguments(arguments);
+
+                try
+                {
+                    var result = valueToProcess.SelectToken(jsonpath);
+                    writer.WriteSafeString(result);
+                }
+                catch (JsonException)
+                {
+                    // Ignore JsonException and return
+                    return;
+                }
+            });
+
+            Handlebars.RegisterHelper("JsonPath.SelectTokens", (writer, options, context, arguments) =>
+            {
+                (JObject valueToProcess, string jsonpath) = ParseArguments(arguments);
+
+                try
+                {
+                    var values = valueToProcess.SelectTokens(jsonpath);
+                    if (values != null)
+                    {
+                        options.Template(writer, values.ToDictionary(value => value.Path, value => value));
+                    }
+                }
+                catch (JsonException)
+                {
+                    // Ignore JsonException and return
+                    return;
+                }
+            });
+        }
+
+        private static (JObject valueToProcess, string jsonpath) ParseArguments(object[] arguments)
+        {
+            Check.Condition(arguments, args => args.Length == 2, nameof(arguments));
+            Check.NotNull(arguments[0], "arguments[0]");
+            Check.NotNullOrEmpty(arguments[1] as string, "arguments[1]");
+
+            JObject valueToProcess;
+
+            switch (arguments[0])
+            {
+                case string jsonAsString:
+                    valueToProcess = JObject.Parse(jsonAsString);
+                    break;
+
+                case JObject jsonAsJObject:
+                    valueToProcess = jsonAsJObject;
+                    break;
+
+                default:
+                    throw new NotSupportedException($"The value '{arguments[0]}' with type '{arguments[0]?.GetType()}' cannot be used in Handlebars JsonPath.");
+            }
+
+            return (valueToProcess, arguments[1] as string);
+        }
+    }
+}

src/WireMock.Net/Transformers/HandleBarsLinq.cs

@@ -0,0 +1,88 @@
+using System;
+using System.Linq;
+using System.Linq.Dynamic.Core;
+using System.Linq.Dynamic.Core.Exceptions;
+using HandlebarsDotNet;
+using Newtonsoft.Json.Linq;
+using WireMock.Util;
+using WireMock.Validation;
+
+namespace WireMock.Transformers
+{
+    internal static class HandleBarsLinq
+    {
+        public static void Register()
+        {
+            Handlebars.RegisterHelper("Linq", (writer, context, arguments) =>
+            {
+                (JToken valueToProcess, string linqStatement) = ParseArguments(arguments);
+
+                try
+                {
+                    object result = ExecuteDynamicLinq(valueToProcess, linqStatement);
+                    writer.WriteSafeString(result);
+                }
+                catch (ParseException)
+                {
+                    // Ignore ParseException and return
+                    return;
+                }
+            });
+
+            Handlebars.RegisterHelper("Linq", (writer, options, context, arguments) =>
+            {
+                (JToken valueToProcess, string linqStatement) = ParseArguments(arguments);
+
+                try
+                {
+                    var result = ExecuteDynamicLinq(valueToProcess, linqStatement);
+                    options.Template(writer, result);
+                }
+                catch (ParseException)
+                {
+                    // Ignore ParseException and return
+                    return;
+                }
+            });
+        }
+
+        private static dynamic ExecuteDynamicLinq(JToken value, string linqStatement)
+        {
+            // Convert a single object to a Queryable JObject-list with 1 entry.
+            var queryable1 = new[] { value }.AsQueryable();
+
+            // Generate the DynamicLinq select statement.
+            string dynamicSelect = JsonUtils.GenerateDynamicLinqStatement(value);
+
+            // Execute DynamicLinq Select statement.
+            var queryable2 = queryable1.Select(dynamicSelect);
+
+            // Execute the Select(...) method and get first result with FirstOrDefault().
+            return queryable2.Select(linqStatement).FirstOrDefault();
+        }
+
+        private static (JToken valueToProcess, string linqStatement) ParseArguments(object[] arguments)
+        {
+            Check.Condition(arguments, args => args.Length == 2, nameof(arguments));
+            Check.NotNull(arguments[0], "arguments[0]");
+            Check.NotNullOrEmpty(arguments[1] as string, "arguments[1]");
+
+            JToken valueToProcess;
+            switch (arguments[0])
+            {
+                case string jsonAsString:
+                    valueToProcess = new JValue(jsonAsString);
+                    break;
+
+                case JToken jsonAsJObject:
+                    valueToProcess = jsonAsJObject;
+                    break;
+
+                default:
+                    throw new NotSupportedException($"The value '{arguments[0]}' with type '{arguments[0]?.GetType()}' cannot be used in Handlebars Linq.");
+            }
+
+            return (valueToProcess, arguments[1] as string);
+        }
+    }
+}

src/WireMock.Net/Transformers/HandleBarsRegex.cs

@@ -0,0 +1,66 @@
+using System;
+using System.Linq;
+using System.Text.RegularExpressions;
+using HandlebarsDotNet;
+using WireMock.Utils;
+using WireMock.Validation;
+
+namespace WireMock.Transformers
+{
+    internal static class HandleBarsRegex
+    {
+        public static void Register()
+        {
+            Handlebars.RegisterHelper("Regex.Match", (writer, context, arguments) =>
+            {
+                (string stringToProcess, string regexPattern, object defaultValue) = ParseArguments(arguments);
+
+                Match match = Regex.Match(stringToProcess, regexPattern);
+
+                if (match.Success)
+                {
+                    writer.WriteSafeString(match.Value);
+                }
+                else if (defaultValue != null)
+                {
+                    writer.WriteSafeString(defaultValue);
+                }
+            });
+
+            Handlebars.RegisterHelper("Regex.Match", (writer, options, context, arguments) =>
+            {
+                (string stringToProcess, string regexPattern, object defaultValue) = ParseArguments(arguments);
+
+                var regex = new Regex(regexPattern);
+                var namedGroups = RegexUtils.GetNamedGroups(regex, stringToProcess);
+                if (namedGroups.Any())
+                {
+                    options.Template(writer, namedGroups);
+                }
+                else if (defaultValue != null)
+                {
+                    options.Template(writer, defaultValue);
+                }
+            });
+        }
+
+        private static (string stringToProcess, string regexPattern, object defaultValue) ParseArguments(object[] arguments)
+        {
+            Check.Condition(arguments, args => args.Length == 2 || args.Length == 3, nameof(arguments));
+
+            string ParseAsString(object arg)
+            {
+                if (arg is string)
+                {
+                    return arg as string;
+                }
+                else
+                {
+                    throw new NotSupportedException($"The value '{arg}' with type '{arg?.GetType()}' cannot be used in Handlebars Regex.");
+                }
+            }
+
+            return (ParseAsString(arguments[0]), ParseAsString(arguments[1]), arguments.Length == 3 ? arguments[2] : null);
+        }
+    }
+}

src/WireMock.Net/Util/JsonUtils.cs

@@ -20,7 +20,7 @@ namespace WireMock.Util
             }
         }
 
-        public static string GenerateDynamicLinqStatement(JObject jsonObject)
+        public static string GenerateDynamicLinqStatement(JToken jsonObject)
         {
             var lines = new List<string>();
             WalkNode(jsonObject, null, null, lines);
@@ -40,7 +40,7 @@ namespace WireMock.Util
             }
             else
             {
-                ProcessItem(node, path, propertyName, lines);
+                ProcessItem(node, path ?? "it", propertyName, lines);
             }
         }
 

test/WireMock.Net.Tests/ResponseBuilderTests/ResponseWithHandlebarsJsonPathTests.cs

@@ -0,0 +1,324 @@
+using System;
+using System.Threading.Tasks;
+using Newtonsoft.Json.Linq;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithHandlebarsJsonPathTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Object_ResponseBodyAsJson()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = @"{
+                  ""Stores"": [
+                    ""Lambton Quay"",
+                    ""Willis Street""
+                  ],
+                  ""Manufacturers"": [
+                    {
+                      ""Name"": ""Acme Co"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Anvil"",
+                          ""Price"": 50
+                        }
+                      ]
+                    },
+                    {
+                      ""Name"": ""Contoso"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Elbow Grease"",
+                          ""Price"": 99.95
+                        },
+                        {
+                          ""Name"": ""Headlight Fluid"",
+                          ""Price"": 4
+                        }
+                      ]
+                    }
+                  ]
+                }"
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{JsonPath.SelectToken request.body \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"]).IsNotNull();
+            Check.That(j["x"]["Name"].ToString()).Equals("Acme Co");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Number_ResponseBodyAsJson()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "{ \"Price\": 99 }" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{JsonPath.SelectToken request.body \"..Price\"}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"].Value<long>()).Equals(99);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Request_BodyAsString()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = @"{
+                  ""Stores"": [
+                    ""Lambton Quay"",
+                    ""Willis Street""
+                  ],
+                  ""Manufacturers"": [
+                    {
+                      ""Name"": ""Acme Co"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Anvil"",
+                          ""Price"": 50
+                        }
+                      ]
+                    },
+                    {
+                      ""Name"": ""Contoso"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Elbow Grease"",
+                          ""Price"": 99.95
+                        },
+                        {
+                          ""Name"": ""Headlight Fluid"",
+                          ""Price"": 4
+                        }
+                      ]
+                    }
+                  ]
+                }"
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{JsonPath.SelectToken request.body \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("{\r\n  \"Name\": \"Acme Co\",\r\n  \"Products\": [\r\n    {\r\n      \"Name\": \"Anvil\",\r\n      \"Price\": 50\r\n    }\r\n  ]\r\n}");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Request_BodyAsJObject()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = JObject.Parse(@"{
+                  'Stores': [
+                    'Lambton Quay',
+                    'Willis Street'
+                  ],
+                  'Manufacturers': [
+                    {
+                      'Name': 'Acme Co',
+                      'Products': [
+                        {
+                          'Name': 'Anvil',
+                          'Price': 50
+                        }
+                      ]
+                    },
+                    {
+                      'Name': 'Contoso',
+                      'Products': [
+                        {
+                          'Name': 'Elbow Grease',
+                          'Price': 99.95
+                        },
+                        {
+                          'Name': 'Headlight Fluid',
+                          'Price': 4
+                        }
+                      ]
+                    }
+                  ]
+                }")
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{JsonPath.SelectToken request.bodyAsJson \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("{\r\n  \"Name\": \"Acme Co\",\r\n  \"Products\": [\r\n    {\r\n      \"Name\": \"Anvil\",\r\n      \"Price\": 50\r\n    }\r\n  ]\r\n}");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Request_BodyAsString()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = @"{
+                  ""Stores"": [
+                    ""Lambton Quay"",
+                    ""Willis Street""
+                  ],
+                  ""Manufacturers"": [
+                    {
+                      ""Name"": ""Acme Co"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Anvil"",
+                          ""Price"": 50
+                        }
+                      ]
+                    },
+                    {
+                      ""Name"": ""Contoso"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Elbow Grease"",
+                          ""Price"": 99.95
+                        },
+                        {
+                          ""Name"": ""Headlight Fluid"",
+                          ""Price"": 4
+                        }
+                      ]
+                    }
+                  ]
+                }"
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{#JsonPath.SelectTokens request.body \"$..Products[?(@.Price >= 50)].Name\"}}{{#each this}}%{{@index}}:{{this}}%{{/each}}{{/JsonPath.SelectTokens}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("%0:Anvil%%1:Elbow Grease%");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Request_BodyAsJObject()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = JObject.Parse(@"{
+                  'Stores': [
+                    'Lambton Quay',
+                    'Willis Street'
+                  ],
+                  'Manufacturers': [
+                    {
+                      'Name': 'Acme Co',
+                      'Products': [
+                        {
+                          'Name': 'Anvil',
+                          'Price': 50
+                        }
+                      ]
+                    },
+                    {
+                      'Name': 'Contoso',
+                      'Products': [
+                        {
+                          'Name': 'Elbow Grease',
+                          'Price': 99.95
+                        },
+                        {
+                          'Name': 'Headlight Fluid',
+                          'Price': 4
+                        }
+                      ]
+                    }
+                  ]
+                }")
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{#JsonPath.SelectTokens request.bodyAsJson \"$..Products[?(@.Price >= 50)].Name\"}}{{#each this}}%{{@index}}:{{this}}%{{/each}}{{/JsonPath.SelectTokens}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("%0:Anvil%%1:Elbow Grease%");
+        }
+
+        [Fact]
+        public void Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Throws()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = JObject.Parse(@"{
+                  'Stores': [
+                    'Lambton Quay',
+                    'Willis Street'
+                  ]
+                }")
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{#JsonPath.SelectTokens request.body \"$..Products[?(@.Price >= 50)].Name\"}}{{id}} {{value}},{{/JsonPath.SelectTokens}}")
+                .WithTransformer();
+
+            // Act
+            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<ArgumentNullException>();
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilderTests/ResponseWithHandlebarsLinqTests.cs

@@ -0,0 +1,225 @@
+using System;
+using System.Threading.Tasks;
+using Newtonsoft.Json.Linq;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithHandlebarsLinqTests
+    {
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Linq1_String0()
+        {
+            // Assign
+            var body = new BodyData { };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234/pathtest"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{Linq request.Path 'it'}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"]).IsNotNull();
+            Check.That(j["x"].ToString()).Equals("/pathtest");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Linq1_String1()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = new JObject
+                {
+                    { "Id", new JValue(9) },
+                    { "Name", new JValue("Test") }
+                }
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{Linq request.bodyAsJson 'it.Name + \"_123\"' }}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"]).IsNotNull();
+            Check.That(j["x"].ToString()).Equals("Test_123");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Linq1_String2()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = new JObject
+                {
+                    { "Id", new JValue(9) },
+                    { "Name", new JValue("Test") }
+                }
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{Linq request.bodyAsJson 'new(it.Name + \"_123\" as N, it.Id as I)' }}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"]).IsNotNull();
+            Check.That(j["x"].ToString()).Equals("{ N = Test_123, I = 9 }");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Linq2_Object()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = new JObject
+                {
+                    { "Id", new JValue(9) },
+                    { "Name", new JValue("Test") }
+                }
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBodyAsJson(new { x = "{{#Linq request.bodyAsJson 'new(it.Name + \"_123\" as N, it.Id as I)' }}{{this}}{{/Linq}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"]).IsNotNull();
+            Check.That(j["x"].ToString()).Equals("{ N = Test_123, I = 9 }");
+        }
+
+        [Fact]
+        public void Response_ProvideResponse_Handlebars_Linq_Throws_NotSupportedException()
+        {
+            // Assign
+            var body = new BodyData { BodyAsJson = new { x = "x" }};
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "{{Linq request.bodyAsJson 1}}" })
+                .WithTransformer();
+
+            // Act
+            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<NotSupportedException>();
+        }
+
+        [Fact]
+        public void Response_ProvideResponse_Handlebars_Linq1_Throws_ArgumentNullException()
+        {
+            // Assign
+            var body = new BodyData { };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "{{Linq request.body 'Name'}}" })
+                .WithTransformer();
+
+            // Act
+            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<ArgumentNullException>();
+        }
+
+        [Fact]
+        public void Response_ProvideResponse_Handlebars_Linq1_Throws_ArgumentException()
+        {
+            // Assign
+            var body = new BodyData { };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "{{Linq request.bodyAsJson}} ''" })
+                .WithTransformer();
+
+            // Act
+            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<ArgumentException>();
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_Linq1_ParseError_Returns_Empty()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = new JObject
+                {
+                    { "Id", new JValue(9) },
+                    { "Name", new JValue("Test") }
+                }
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "{{Linq request.bodyAsJson '---' }}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"].ToString()).IsEmpty();
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_Linq2_ParseError_Returns_Empty()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = new JObject
+                {
+                    { "Id", new JValue(9) },
+                    { "Name", new JValue("Test") }
+                }
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", "::1", body);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "{{#Linq request.bodyAsJson '---' }}{{this}}{{/Linq}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
+            Check.That(j["x"].ToString()).IsEmpty();
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilderTests/ResponseWithHandlebarsRegexTests.cs

@@ -0,0 +1,144 @@
+using System;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithHandlebarsRegexTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "abc" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{Regex.Match request.body \"^(?<x>\\w+)$\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("abc");
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch_NoMatch()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "abc" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{Regex.Match request.body \"^?0$\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("");
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch_NoMatch_WithDefaultValue()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "abc" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{Regex.Match request.body \"^?0$\" \"d\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("d");
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch2()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "https://localhost:5000/" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{this.port}}-{{this.proto}}{{/Regex.Match}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("5000-https");
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch2_NoMatch()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "{{\\test" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{this}}{{/Regex.Match}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("");
+        }
+
+        [Fact]
+        public async void Response_ProvideResponse_Handlebars_RegexMatch2_NoMatch_WithDefaultValue()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "{{\\test" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\" \"x\"}}{{this}}{{/Regex.Match}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // assert
+            Check.That(responseMessage.Body).Equals("x");
+        }
+
+        [Fact]
+        public void Response_ProvideResponse_Handlebars_RegexMatch2_Throws()
+        {
+            // Assign
+            var body = new BodyData { BodyAsString = "{{\\test" };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("{{#Regex.Match request.bodyAsJson \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{/Regex.Match}}")
+                .WithTransformer();
+
+            // Act and Assert
+            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<NotSupportedException>();
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilderTests/ResponseWithHandlebarsTests.cs

@@ -8,7 +8,6 @@ using Microsoft.Owin;
 using Microsoft.AspNetCore.Http;
 #endif
 using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
 using NFluent;
 using WireMock.Models;
 using WireMock.ResponseBuilders;
@@ -186,444 +185,6 @@ namespace WireMock.Net.Tests.ResponseBuilderTests
             Check.That(responseMessage.Body).Equals("test http://localhost:1234 1234 http localhost");
         }
 
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Object_ResponseBodyAsJson()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsString = @"{
-                  ""Stores"": [
-                    ""Lambton Quay"",
-                    ""Willis Street""
-                  ],
-                  ""Manufacturers"": [
-                    {
-                      ""Name"": ""Acme Co"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Anvil"",
-                          ""Price"": 50
-                        }
-                      ]
-                    },
-                    {
-                      ""Name"": ""Contoso"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Elbow Grease"",
-                          ""Price"": 99.95
-                        },
-                        {
-                          ""Name"": ""Headlight Fluid"",
-                          ""Price"": 4
-                        }
-                      ]
-                    }
-                  ]
-                }"
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBodyAsJson(new { x = "{{JsonPath.SelectToken request.body \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}" })
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
-            Check.That(j["x"]).IsNotNull();
-            Check.That(j["x"]["Name"].ToString()).Equals("Acme Co");
-        }
-
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Number_ResponseBodyAsJson()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "{ \"Price\": 99 }" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBodyAsJson(new { x = "{{JsonPath.SelectToken request.body \"..Price\"}}" })
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            JObject j = JObject.FromObject(responseMessage.BodyAsJson);
-            Check.That(j["x"].Value<long>()).Equals(99);
-        }
-
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Request_BodyAsString()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsString = @"{
-                  ""Stores"": [
-                    ""Lambton Quay"",
-                    ""Willis Street""
-                  ],
-                  ""Manufacturers"": [
-                    {
-                      ""Name"": ""Acme Co"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Anvil"",
-                          ""Price"": 50
-                        }
-                      ]
-                    },
-                    {
-                      ""Name"": ""Contoso"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Elbow Grease"",
-                          ""Price"": 99.95
-                        },
-                        {
-                          ""Name"": ""Headlight Fluid"",
-                          ""Price"": 4
-                        }
-                      ]
-                    }
-                  ]
-                }"
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBody("{{JsonPath.SelectToken request.body \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            Check.That(responseMessage.Body).Equals("{\r\n  \"Name\": \"Acme Co\",\r\n  \"Products\": [\r\n    {\r\n      \"Name\": \"Anvil\",\r\n      \"Price\": 50\r\n    }\r\n  ]\r\n}");
-        }
-
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Request_BodyAsJObject()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsJson = JObject.Parse(@"{
-                  'Stores': [
-                    'Lambton Quay',
-                    'Willis Street'
-                  ],
-                  'Manufacturers': [
-                    {
-                      'Name': 'Acme Co',
-                      'Products': [
-                        {
-                          'Name': 'Anvil',
-                          'Price': 50
-                        }
-                      ]
-                    },
-                    {
-                      'Name': 'Contoso',
-                      'Products': [
-                        {
-                          'Name': 'Elbow Grease',
-                          'Price': 99.95
-                        },
-                        {
-                          'Name': 'Headlight Fluid',
-                          'Price': 4
-                        }
-                      ]
-                    }
-                  ]
-                }")
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBody("{{JsonPath.SelectToken request.bodyAsJson \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            Check.That(responseMessage.Body).Equals("{\r\n  \"Name\": \"Acme Co\",\r\n  \"Products\": [\r\n    {\r\n      \"Name\": \"Anvil\",\r\n      \"Price\": 50\r\n    }\r\n  ]\r\n}");
-        }
-
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Request_BodyAsString()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsString = @"{
-                  ""Stores"": [
-                    ""Lambton Quay"",
-                    ""Willis Street""
-                  ],
-                  ""Manufacturers"": [
-                    {
-                      ""Name"": ""Acme Co"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Anvil"",
-                          ""Price"": 50
-                        }
-                      ]
-                    },
-                    {
-                      ""Name"": ""Contoso"",
-                      ""Products"": [
-                        {
-                          ""Name"": ""Elbow Grease"",
-                          ""Price"": 99.95
-                        },
-                        {
-                          ""Name"": ""Headlight Fluid"",
-                          ""Price"": 4
-                        }
-                      ]
-                    }
-                  ]
-                }"
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBody("{{#JsonPath.SelectTokens request.body \"$..Products[?(@.Price >= 50)].Name\"}}{{id}} {{value}},{{/JsonPath.SelectTokens}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            Check.That(responseMessage.Body).Equals("0 Anvil,1 Elbow Grease,");
-        }
-
-        [Fact]
-        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Request_BodyAsJObject()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsJson = JObject.Parse(@"{
-                  'Stores': [
-                    'Lambton Quay',
-                    'Willis Street'
-                  ],
-                  'Manufacturers': [
-                    {
-                      'Name': 'Acme Co',
-                      'Products': [
-                        {
-                          'Name': 'Anvil',
-                          'Price': 50
-                        }
-                      ]
-                    },
-                    {
-                      'Name': 'Contoso',
-                      'Products': [
-                        {
-                          'Name': 'Elbow Grease',
-                          'Price': 99.95
-                        },
-                        {
-                          'Name': 'Headlight Fluid',
-                          'Price': 4
-                        }
-                      ]
-                    }
-                  ]
-                }")
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBody("{{#JsonPath.SelectTokens request.bodyAsJson \"$..Products[?(@.Price >= 50)].Name\"}}{{id}} {{value}},{{/JsonPath.SelectTokens}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // Assert
-            Check.That(responseMessage.Body).Equals("0 Anvil,1 Elbow Grease,");
-        }
-
-        [Fact]
-        public void Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Throws()
-        {
-            // Assign
-            var body = new BodyData
-            {
-                BodyAsJson = JObject.Parse(@"{
-                  'Stores': [
-                    'Lambton Quay',
-                    'Willis Street'
-                  ]
-                }")
-            };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithHeader("Content-Type", "application/json")
-                .WithBody("{{#JsonPath.SelectTokens request.body \"$..Products[?(@.Price >= 50)].Name\"}}{{id}} {{value}},{{/JsonPath.SelectTokens}}")
-                .WithTransformer();
-
-            // Act
-            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<ArgumentNullException>();
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch1()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "abc" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{Regex.Match request.body \"^(?<x>\\w+)$\"}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("abc");
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch1_NoMatch()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "abc" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{Regex.Match request.body \"^?0$\"}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("");
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch1_NoMatch_WithDefaultValue()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "abc" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{Regex.Match request.body \"^?0$\" \"d\"}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("d");
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch2()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "https://localhost:5000/" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{this.port}}-{{this.proto}}{{/Regex.Match}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("5000-https");
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch2_NoMatch()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "{{\\test" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{this}}{{/Regex.Match}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("");
-        }
-
-        [Fact]
-        public async void Response_ProvideResponse_Handlebars_RegexMatch2_NoMatch_WithDefaultValue()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "{{\\test" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{#Regex.Match request.body \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\" \"x\"}}{{this}}{{/Regex.Match}}")
-                .WithTransformer();
-
-            // Act
-            var responseMessage = await response.ProvideResponseAsync(request);
-
-            // assert
-            Check.That(responseMessage.Body).Equals("x");
-        }
-
-        [Fact]
-        public void Response_ProvideResponse_Handlebars_RegexMatch_Throws()
-        {
-            // Assign
-            var body = new BodyData { BodyAsString = "{{\\test" };
-
-            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
-
-            var response = Response.Create()
-                .WithBody("{{#Regex.Match request.bodyAsJson \"^(?<proto>\\w+)://[^/]+?(?<port>\\d+)/?\"}}{{/Regex.Match}}")
-                .WithTransformer();
-
-            // Act and Assert
-            Check.ThatAsyncCode(() => response.ProvideResponseAsync(request)).Throws<NotSupportedException>();
-        }
-
         [Fact]
         public async Task Response_ProvideResponse_Handlebars_WithBodyAsJson_ResultAsArray()
         {

test/WireMock.Net.Tests/Util/JsonUtilsTests.cs

@@ -11,7 +11,37 @@ namespace WireMock.Net.Tests.Util
     public class JsonUtilsTests
     {
         [Fact]
-        public void JsonUtils_GenerateDynamicLinqStatement()
+        public void JsonUtils_ParseJTokenToObject()
+        {
+            // Assign
+            object value = "test";
+
+            // Act
+            string result = JsonUtils.ParseJTokenToObject<string>(value);
+
+            // Assert
+            Check.That(result).IsEqualTo(default(string));
+        }
+
+        [Fact]
+        public void JsonUtils_GenerateDynamicLinqStatement_JToken()
+        {
+            // Assign
+            JToken j = "Test";
+
+            // Act
+            string line = JsonUtils.GenerateDynamicLinqStatement(j);
+
+            // Assert
+            var queryable = new[] { j }.AsQueryable().Select(line);
+            bool result = queryable.Any("it == \"Test\"");
+            Check.That(result).IsTrue();
+
+            Check.That(line).IsEqualTo("string(it)");
+        }
+
+        [Fact]
+        public void JsonUtils_GenerateDynamicLinqStatement_JObject()
         {
             // Assign
             var j = new JObject
@@ -39,7 +69,7 @@ namespace WireMock.Net.Tests.Util
             string line = JsonUtils.GenerateDynamicLinqStatement(j);
 
             // Assert
-            var queryable = new[] {j}.AsQueryable().Select(line);
+            var queryable = new[] { j }.AsQueryable().Select(line);
             bool result = queryable.Any("Id > 4");
             Check.That(result).IsTrue();