Solved issues #204 #205 #200

* Lower priority from Proxy mappings

* Fix codefactor

* extra tests

* #205

* Fix test for linux

* `c:\temp\x.json` fix

* Extra tests

* more tests

* more tests

* codefactor

* #200

* refactor

* refactor

* tests

test/WireMock.Net.Tests/ResponseBuilders/ResponseCreateTests.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Threading.Tasks;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseCreateTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async Task Response_Create()
+        {
+            // Assign
+            var responseMessage = new ResponseMessage { StatusCode = 500 };
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+
+            var response = Response.Create(() => responseMessage);
+
+            // Act
+            var providedResponse = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(providedResponse).Equals(responseMessage);
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilders/ResponseWithBodyTests.cs

@@ -0,0 +1,178 @@
+using System.Text;
+using System.Threading.Tasks;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithBodyTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_Bytes_Encoding_Destination_String()
+        {
+            // given
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body);
+
+            var response = Response.Create().WithBody(new byte[] { 48, 49 }, BodyDestinationFormat.String, Encoding.ASCII);
+
+            // act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // then
+            Check.That(responseMessage.Body).Equals("01");
+            Check.That(responseMessage.BodyAsBytes).IsNull();
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_Bytes_Encoding_Destination_Bytes()
+        {
+            // given
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body);
+
+            var response = Response.Create().WithBody(new byte[] { 48, 49 }, BodyDestinationFormat.SameAsSource, Encoding.ASCII);
+
+            // act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // then
+            Check.That(responseMessage.BodyAsBytes).ContainsExactly(new byte[] { 48, 49 });
+            Check.That(responseMessage.Body).IsNull();
+            Check.That(responseMessage.BodyEncoding).IsNull();
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_String_Encoding()
+        {
+            // given
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body);
+
+            var response = Response.Create().WithBody("test", null, Encoding.ASCII);
+
+            // act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // then
+            Check.That(responseMessage.Body).Equals("test");
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_Object_Encoding()
+        {
+            // given
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body);
+
+            object x = new { value = "test" };
+            var response = Response.Create().WithBodyAsJson(x, Encoding.ASCII);
+
+            // act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // then
+            Check.That(responseMessage.BodyAsJson).IsNotNull();
+            Check.That(responseMessage.BodyAsJson).Equals(x);
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_String_SameAsSource_Encoding()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+
+            var response = Response.Create().WithBody("r", BodyDestinationFormat.SameAsSource, Encoding.ASCII);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.BodyAsBytes).IsNull();
+            Check.That(responseMessage.BodyAsJson).IsNull();
+            Check.That(responseMessage.Body).Equals("r");
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_String_Bytes_Encoding()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+
+            var response = Response.Create().WithBody("r", BodyDestinationFormat.Bytes, Encoding.ASCII);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).IsNull();
+            Check.That(responseMessage.BodyAsJson).IsNull();
+            Check.That(responseMessage.BodyAsBytes).IsNotNull();
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_String_Json_Encoding()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+
+            var response = Response.Create().WithBody("{ \"value\": 42 }", BodyDestinationFormat.Json, Encoding.ASCII);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).IsNull();
+            Check.That(responseMessage.BodyAsBytes).IsNull();
+            Check.That(((dynamic)responseMessage.BodyAsJson).value).Equals(42);
+            Check.That(responseMessage.BodyEncoding).Equals(Encoding.ASCII);
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBody_Func()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost/test"), "GET", ClientIp);
+
+            var response = Response.Create()
+                .WithStatusCode(500)
+                .WithHeader("H1", "X1")
+                .WithHeader("H2", "X2")
+                .WithBody(req => $"path: {req.Path}");
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).IsEqualTo("path: /test");
+            Check.That(responseMessage.BodyAsBytes).IsNull();
+            Check.That(responseMessage.BodyAsJson).IsNull();
+            Check.That(responseMessage.BodyEncoding.CodePage).Equals(Encoding.UTF8.CodePage);
+            Check.That(responseMessage.StatusCode).IsEqualTo(500);
+            Check.That(responseMessage.Headers["H1"].ToString()).IsEqualTo("X1");
+            Check.That(responseMessage.Headers["H2"].ToString()).IsEqualTo("X2");
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilders/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($"{{{Environment.NewLine}  \"Name\": \"Acme Co\",{Environment.NewLine}  \"Products\": [{Environment.NewLine}    {{{Environment.NewLine}      \"Name\": \"Anvil\",{Environment.NewLine}      \"Price\": 50{Environment.NewLine}    }}{Environment.NewLine}  ]{Environment.NewLine}}}");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectToken_Request_BodyAsJObject()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsJson = JObject.Parse(@"{
+                  'Stores': [
+                    'Lambton Quay',
+                    'Willis Street'
+                  ],
+                  'Manufacturers': [
+                    {
+                      'Name': 'Acme Co',
+                      'Products': [
+                        {
+                          'Name': 'Anvil',
+                          'Price': 50
+                        }
+                      ]
+                    },
+                    {
+                      'Name': 'Contoso',
+                      'Products': [
+                        {
+                          'Name': 'Elbow Grease',
+                          'Price': 99.95
+                        },
+                        {
+                          'Name': 'Headlight Fluid',
+                          'Price': 4
+                        }
+                      ]
+                    }
+                  ]
+                }")
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{JsonPath.SelectToken request.bodyAsJson \"$.Manufacturers[?(@.Name == 'Acme Co')]\"}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals($"{{{Environment.NewLine}  \"Name\": \"Acme Co\",{Environment.NewLine}  \"Products\": [{Environment.NewLine}    {{{Environment.NewLine}      \"Name\": \"Anvil\",{Environment.NewLine}      \"Price\": 50{Environment.NewLine}    }}{Environment.NewLine}  ]{Environment.NewLine}}}");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_JsonPath_SelectTokens_Request_BodyAsString()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = @"{
+                  ""Stores"": [
+                    ""Lambton Quay"",
+                    ""Willis Street""
+                  ],
+                  ""Manufacturers"": [
+                    {
+                      ""Name"": ""Acme Co"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Anvil"",
+                          ""Price"": 50
+                        }
+                      ]
+                    },
+                    {
+                      ""Name"": ""Contoso"",
+                      ""Products"": [
+                        {
+                          ""Name"": ""Elbow Grease"",
+                          ""Price"": 99.95
+                        },
+                        {
+                          ""Name"": ""Headlight Fluid"",
+                          ""Price"": 4
+                        }
+                      ]
+                    }
+                  ]
+                }"
+            };
+
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithHeader("Content-Type", "application/json")
+                .WithBody("{{#JsonPath.SelectTokens request.body \"$..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/ResponseBuilders/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/ResponseBuilders/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/ResponseBuilders/ResponseWithHandlebarsTests.cs

@@ -0,0 +1,211 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+#if NET452
+using Microsoft.Owin;
+#else
+using Microsoft.AspNetCore.Http;
+#endif
+using Newtonsoft.Json;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithHandlebarsTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_WithBodyAsJson_ResultAsObject()
+        {
+            // Assign
+            string jsonString = "{ \"things\": [ { \"name\": \"RequiredThing\" }, { \"name\": \"Wiremock\" } ] }";
+            var bodyData = new BodyData
+            {
+                BodyAsJson = JsonConvert.DeserializeObject(jsonString),
+                Encoding = Encoding.UTF8
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo_object"), "POST", ClientIp, bodyData);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new { x = "test {{request.path}}" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(JsonConvert.SerializeObject(responseMessage.BodyAsJson)).Equals("{\"x\":\"test /foo_object\"}");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_UrlPathVerb()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = "whatever"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POSt", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("test {{request.url}} {{request.path}} {{request.method}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("test http://localhost/foo /foo POSt");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_UrlPath()
+        {
+            // Assign
+            var urlDetails = UrlUtils.Parse(new Uri("http://localhost/wiremock/a/b"), new PathString("/wiremock"));
+            var request = new RequestMessage(urlDetails, "POST", ClientIp);
+
+            var response = Response.Create()
+                .WithBody("{{request.url}} {{request.absoluteurl}} {{request.path}} {{request.absolutepath}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("http://localhost/a/b http://localhost/wiremock/a/b /a/b /wiremock/a/b");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_PathSegments()
+        {
+            // Assign
+            var urlDetails = UrlUtils.Parse(new Uri("http://localhost/wiremock/a/b"), new PathString("/wiremock"));
+            var request = new RequestMessage(urlDetails, "POST", ClientIp);
+
+            var response = Response.Create()
+                .WithBody("{{request.pathsegments.[0]}} {{request.absolutepathsegments.[0]}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("a wiremock");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Query()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo?a=1&a=2&b=5"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("test keya={{request.query.a}} idx={{request.query.a.[0]}} idx={{request.query.a.[1]}} keyb={{request.query.b}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("test keya=1 idx=1 idx=2 keyb=5");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Header()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body, new Dictionary<string, string[]> { { "Content-Type", new[] { "text/plain" } } });
+
+            var response = Response.Create().WithHeader("x", "{{request.headers.Content-Type}}").WithBody("test").WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("test");
+            Check.That(responseMessage.Headers).ContainsKey("x");
+            Check.That(responseMessage.Headers["x"]).ContainsExactly("text/plain");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Headers()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "POST", ClientIp, body, new Dictionary<string, string[]> { { "Content-Type", new[] { "text/plain" } } });
+
+            var response = Response.Create().WithHeader("x", "{{request.headers.Content-Type}}", "{{request.url}}").WithBody("test").WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("test");
+            Check.That(responseMessage.Headers).ContainsKey("x");
+            Check.That(responseMessage.Headers["x"]).Contains("text/plain");
+            Check.That(responseMessage.Headers["x"]).Contains("http://localhost/foo");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_Origin_Port_Protocol_Host()
+        {
+            // Assign
+            var body = new BodyData
+            {
+                BodyAsString = "abc"
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
+
+            var response = Response.Create()
+                .WithBody("test {{request.origin}} {{request.port}} {{request.protocol}} {{request.host}}")
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Body).Equals("test http://localhost:1234 1234 http localhost");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_Handlebars_WithBodyAsJson_ResultAsArray()
+        {
+            // Assign
+            string jsonString = "{ \"a\": \"test 1\", \"b\": \"test 2\" }";
+            var bodyData = new BodyData
+            {
+                BodyAsJson = JsonConvert.DeserializeObject(jsonString),
+                Encoding = Encoding.UTF8
+            };
+            var request = new RequestMessage(new UrlDetails("http://localhost/foo_array"), "POST", ClientIp, bodyData);
+
+            var response = Response.Create()
+                .WithBodyAsJson(new[] { "first", "{{request.path}}", "{{request.bodyAsJson.a}}", "{{request.bodyAsJson.b}}", "last" })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(JsonConvert.SerializeObject(responseMessage.BodyAsJson)).Equals("[\"first\",\"/foo_array\",\"test 1\",\"test 2\",\"last\"]");
+        }
+    }
+}

test/WireMock.Net.Tests/ResponseBuilders/ResponseWithHeadersTests.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using NFluent;
+using WireMock.Models;
+using WireMock.ResponseBuilders;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.ResponseBuilderTests
+{
+    public class ResponseWithHeadersTests
+    {
+        private const string ClientIp = "::1";
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithHeaders_SingleValue()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+            var headers = new Dictionary<string, string> { { "h", "x" } };
+            var response = Response.Create().WithHeaders(headers);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Headers["h"]).ContainsExactly("x");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithHeaders_MultipleValues()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
+            var response = Response.Create().WithHeaders(headers);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Headers["h"]).ContainsExactly("x");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithHeaders_WiremockList()
+        {
+            // Assign
+            var request = new RequestMessage(new UrlDetails("http://localhost"), "GET", ClientIp);
+            var headers = new Dictionary<string, WireMockList<string>> { { "h", new WireMockList<string>("x") } };
+            var response = Response.Create().WithHeaders(headers);
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(request);
+
+            // Assert
+            Check.That(responseMessage.Headers["h"]).ContainsExactly("x");
+        }
+    }
+}