wip

* Fix new Delete with body missing from IWireMockAdminApi interface

* Admin Delete with mappings in body (#409)

* Add unit test for delete with body

* change order of checks for readability. looks nicer.

* Allow body in DELETE requests

* Fix unit tests according to DELETE supporting body

* Re-run CI

* Fix DELETE with body unit test

* Fix ElementAt index in mappings list

* Fix DELETE with body unit test

* Fix theory tag must be accompanied by some InlineData or Member

* Fix didn't use correct checking syntax

* Fix wrap entire unit test in if region

CHANGELOG.md

@@ -1,9 +1,27 @@
+# 1.1.9.0 (25 February 2020)
+- [#431](https://github.com/WireMock-Net/WireMock.Net/pull/431) - Fix LinqMatcher for JSON int64 [bug] contributed by [StefH](https://github.com/StefH)
+- [#425](https://github.com/WireMock-Net/WireMock.Net/issues/425) - Allow 64 bit numbers in JSON [bug]
+
+# 1.1.8.0 (22 February 2020)
+- [#419](https://github.com/WireMock-Net/WireMock.Net/pull/419) - Support multi line wild card matching [bug] contributed by [NoahLerner](https://github.com/NoahLerner)
+- [#421](https://github.com/WireMock-Net/WireMock.Net/pull/421) - Fix: do not return empty matchers array when Func has been used [bug] contributed by [StefH](https://github.com/StefH)
+- [#423](https://github.com/WireMock-Net/WireMock.Net/pull/423) - Fixes for Cookie and Header Reject on Match [bug] contributed by [StefH](https://github.com/StefH)
+- [#424](https://github.com/WireMock-Net/WireMock.Net/pull/424) - Don't return empty dictionary object for response headers in JSON mapping [feature] contributed by [StefH](https://github.com/StefH)
+- [#418](https://github.com/WireMock-Net/WireMock.Net/issues/418) - Body matching fails if body has newline [bug]
+
+# 1.1.7.0 (06 February 2020)
+- [#409](https://github.com/WireMock-Net/WireMock.Net/pull/409) - Admin Delete with mappings in body [feature] contributed by [NoahLerner](https://github.com/NoahLerner)
+- [#411](https://github.com/WireMock-Net/WireMock.Net/pull/411) - Improved relative path checking based on file existence [feature] contributed by [NoahLerner](https://github.com/NoahLerner)
+- [#413](https://github.com/WireMock-Net/WireMock.Net/pull/413) - Fix new Delete with body missing from IWireMockAdminApi interface contributed by [NoahLerner](https://github.com/NoahLerner)
+- [#414](https://github.com/WireMock-Net/WireMock.Net/pull/414) - Fix logger in StandAlone [bug] contributed by [StefH](https://github.com/StefH)
+- [#412](https://github.com/WireMock-Net/WireMock.Net/issues/412) - WireMock Standalone - null reference exception since settings.Logger [bug]
+
 # 1.1.6.0 (27 January 2020)
 - [#407](https://github.com/WireMock-Net/WireMock.Net/pull/407) - AllowAnyHttpStatusCodeInResponse [feature] contributed by [StefH](https://github.com/StefH)
 
 # 1.1.5.0 (25 January 2020)
 - [#405](https://github.com/WireMock-Net/WireMock.Net/pull/405) - Fix logging an Exception Message (linux docker on azure) [bug] contributed by [StefH](https://github.com/StefH)
-- [#406](https://github.com/WireMock-Net/WireMock.Net/pull/406) - Fixed StatusCode = null or < 0 contributed by [StefH](https://github.com/StefH)
+- [#406](https://github.com/WireMock-Net/WireMock.Net/pull/406) - Fixed StatusCode = null or < 0 [bug] contributed by [StefH](https://github.com/StefH)
 
 # 1.1.3.0 (22 January 2020)
 - [#403](https://github.com/WireMock-Net/WireMock.Net/pull/403) - Fix for invalid cast exception contributed by [kashifsoofi](https://github.com/kashifsoofi)
@@ -45,7 +63,7 @@
 - [#386](https://github.com/WireMock-Net/WireMock.Net/issues/386) - Is transforming contents of XML file supported.? [bug]
 
 # 1.0.38.0 (30 November 2019)
-- [#376](https://github.com/WireMock-Net/WireMock.Net/pull/376) - Support int values for states and scenario naming [feature] contributed by [thewholuver94](https://github.com/thewholuver94)
+- [#376](https://github.com/WireMock-Net/WireMock.Net/pull/376) - Support int values for states and scenario naming [feature] contributed by [NoahLerner](https://github.com/NoahLerner)
 - [#378](https://github.com/WireMock-Net/WireMock.Net/pull/378) - Set handlebars dependency for .net 4.5.1 to fixed value [bug] contributed by [StefH](https://github.com/StefH)
 - [#381](https://github.com/WireMock-Net/WireMock.Net/pull/381) - Use dotnet default development certificate for .NET Core 2.x [feature] contributed by [StefH](https://github.com/StefH)
 - [#377](https://github.com/WireMock-Net/WireMock.Net/issues/377) - Unable to build against .NET 4.5.1 because of Handlebars [bug]

Directory.Build.props

@@ -4,7 +4,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <VersionPrefix>1.1.6</VersionPrefix>
+    <VersionPrefix>1.1.9</VersionPrefix>
   </PropertyGroup>
 
   <Choose>

GitHubReleaseNotes.txt

@@ -1,3 +1,3 @@
 https://github.com/StefH/GitHubReleaseNotes
 
-GitHubReleaseNotes.exe --output CHANGELOG.md --skip-empty-releases --exclude-labels question invalid doc --version 1.1.6.0
+GitHubReleaseNotes.exe --output CHANGELOG.md --skip-empty-releases --exclude-labels question invalid doc --version 1.1.9.0

examples/WireMock.Net.Client/WireMock.Net.Client.csproj

@@ -14,7 +14,7 @@
   <ItemGroup>
     <ProjectReference Include="..\..\src\WireMock.Net.Abstractions\WireMock.Net.Abstractions.csproj" />
     <ProjectReference Include="..\..\src\WireMock.Net.RestClient\WireMock.Net.RestClient.csproj" />
-    <ProjectReference Include="..\..\src\WireMock.Net\WireMock.Net.csproj" />
+    <!--<ProjectReference Include="..\..\src\WireMock.Net\WireMock.Net.csproj" />-->
   </ItemGroup>
 
 </Project>

examples/WireMock.Net.WebApplication/WireMock.Net.WebApplication.NETCore2.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFrameworks>netcoreapp2.0;netcoreapp2.1</TargetFrameworks>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
     <RuntimeIdentifiers>win10-x64</RuntimeIdentifiers>
     <StartupObject>WireMock.Net.WebApplication.Program</StartupObject>
     <AssemblyName>WireMock.Net.WebApplication</AssemblyName>

src/WireMock.Net.Abstractions/Admin/Mappings/CookieModel.cs

@@ -16,5 +16,15 @@ namespace WireMock.Admin.Mappings
         /// Gets or sets the matchers.
         /// </summary>
         public IList<MatcherModel> Matchers { get; set; }
+
+        /// <summary>
+        /// Gets or sets the ignore case.
+        /// </summary>
+        public bool? IgnoreCase { get; set; }
+
+        /// <summary>
+        /// Reject on match.
+        /// </summary>
+        public bool? RejectOnMatch { get; set; }
     }
 }

src/WireMock.Net.Abstractions/Admin/Mappings/HeaderModel.cs

@@ -16,5 +16,15 @@ namespace WireMock.Admin.Mappings
         /// Gets or sets the matchers.
         /// </summary>
         public IList<MatcherModel> Matchers { get; set; }
+
+        /// <summary>
+        /// Gets or sets the ignore case.
+        /// </summary>
+        public bool? IgnoreCase { get; set; }
+
+        /// <summary>
+        /// Reject on match.
+        /// </summary>
+        public bool? RejectOnMatch { get; set; }
     }
 }

src/WireMock.Net.RestClient/IWireMockAdminApi.cs

@@ -74,6 +74,14 @@ namespace WireMock.Client
         [Delete("mappings")]
         Task<StatusModel> DeleteMappingsAsync();
 
+        /// <summary>
+        /// Delete mappings according to GUIDs
+        /// </summary>
+        /// <param name="mappings">MappingModels</param>
+        [Delete("mappings")]
+        [Header("Content-Type", "application/json")]
+        Task<StatusModel> DeleteMappingsAsync([Body] IList<MappingModel> mappings);
+
         /// <summary>
         /// Delete (reset) all mappings.
         /// </summary>

src/WireMock.Net.StandAlone/StandAloneApp.cs

@@ -23,7 +23,7 @@ namespace WireMock.Net.StandAlone
 
             var server = WireMockServer.Start(settings);
 
-            settings.Logger.Info("WireMock.Net server listening at {0}", string.Join(",", server.Urls));
+            settings.Logger?.Info("WireMock.Net server listening at {0}", string.Join(",", server.Urls));
 
             return server;
         }
@@ -38,9 +38,9 @@ namespace WireMock.Net.StandAlone
         {
             Check.NotNull(args, nameof(args));
 
-            var settings = WireMockServerSettingsParser.ParseArguments(args);
+            var settings = WireMockServerSettingsParser.ParseArguments(args, logger);
 
-            settings.Logger.Debug("WireMock.Net server arguments [{0}]", string.Join(", ", args.Select(a => $"'{a}'")));
+            settings.Logger?.Debug("WireMock.Net server arguments [{0}]", string.Join(", ", args.Select(a => $"'{a}'")));
 
             return Start(settings);
         }

src/WireMock.Net/Handlers/LocalFileSystemHandler.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using System.IO;
+using WireMock.Util;
 using WireMock.Validation;
 
 namespace WireMock.Handlers
@@ -80,20 +81,20 @@ namespace WireMock.Handlers
         public byte[] ReadResponseBodyAsFile(string path)
         {
             Check.NotNullOrEmpty(path, nameof(path));
-
-            // In case the path is a filename, the path will be adjusted to the MappingFolder.
+            path = PathUtils.CleanPath(path);
+            // If the file exists at the given path relative to the MappingsFolder, then return that.
             // Else the path will just be as-is.
-            return File.ReadAllBytes(Path.GetFileName(path) == path ? Path.Combine(GetMappingFolder(), path) : path);
+            return File.ReadAllBytes(File.Exists(PathUtils.Combine(GetMappingFolder(), path)) ? PathUtils.Combine(GetMappingFolder(), path) : path);
         }
 
         /// <inheritdoc cref="IFileSystemHandler.ReadResponseBodyAsString"/>
         public string ReadResponseBodyAsString(string path)
         {
             Check.NotNullOrEmpty(path, nameof(path));
-
+            path = PathUtils.CleanPath(path);
             // In case the path is a filename, the path will be adjusted to the MappingFolder.
             // Else the path will just be as-is.
-            return File.ReadAllText(Path.GetFileName(path) == path ? Path.Combine(GetMappingFolder(), path) : path);
+            return File.ReadAllText(File.Exists(PathUtils.Combine(GetMappingFolder(), path)) ? PathUtils.Combine(GetMappingFolder(), path) : path);
         }
 
         /// <inheritdoc cref="IFileSystemHandler.FileExists"/>

src/WireMock.Net/Matchers/RegexMatcher.cs

@@ -61,7 +61,8 @@ namespace WireMock.Matchers
             IgnoreCase = ignoreCase;
             MatchBehaviour = matchBehaviour;
 
-            RegexOptions options = RegexOptions.Compiled;
+            RegexOptions options = RegexOptions.Compiled | RegexOptions.Multiline;
+
             if (ignoreCase)
             {
                 options |= RegexOptions.IgnoreCase;

src/WireMock.Net/Matchers/Request/RequestMessageCookieMatcher.cs

@@ -9,14 +9,15 @@ namespace WireMock.Matchers.Request
     /// <summary>
     /// The request cookie matcher.
     /// </summary>
+    /// <inheritdoc cref="IRequestMatcher"/>
     public class RequestMessageCookieMatcher : IRequestMatcher
     {
         private readonly MatchBehaviour _matchBehaviour;
         private readonly bool _ignoreCase;
 
-        /// <value>
-        /// The funcs.
-        /// </value>
+        /// <summary>
+        /// The functions
+        /// </summary>
         public Func<IDictionary<string, string>, bool>[] Funcs { get; }
 
         /// <summary>
@@ -32,11 +33,11 @@ namespace WireMock.Matchers.Request
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageCookieMatcher"/> class.
         /// </summary>
-        /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="name">The name.</param>
         /// <param name="pattern">The pattern.</param>
-        /// <param name="ignoreCase">The ignoreCase.</param>
-        public RequestMessageCookieMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, [NotNull] string pattern, bool ignoreCase = true)
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        public RequestMessageCookieMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, [NotNull] string pattern, bool ignoreCase)
         {
             Check.NotNull(name, nameof(name));
             Check.NotNull(pattern, nameof(pattern));
@@ -50,15 +51,32 @@ namespace WireMock.Matchers.Request
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageCookieMatcher"/> class.
         /// </summary>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="name">The name.</param>
+        /// <param name="patterns">The patterns.</param>
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        public RequestMessageCookieMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, bool ignoreCase, [NotNull] params string[] patterns) :
+            this(matchBehaviour, name, ignoreCase, patterns.Select(pattern => new WildcardMatcher(matchBehaviour, pattern, ignoreCase)).Cast<IStringMatcher>().ToArray())
+        {
+            Check.NotNull(patterns, nameof(patterns));
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequestMessageCookieMatcher"/> class.
+        /// </summary>
+        /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="name">The name.</param>
         /// <param name="matchers">The matchers.</param>
-        public RequestMessageCookieMatcher([NotNull] string name, [NotNull] params IStringMatcher[] matchers)
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        public RequestMessageCookieMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, bool ignoreCase, [NotNull] params IStringMatcher[] matchers)
         {
             Check.NotNull(name, nameof(name));
             Check.NotNull(matchers, nameof(matchers));
 
+            _matchBehaviour = matchBehaviour;
             Name = name;
             Matchers = matchers;
+            _ignoreCase = ignoreCase;
         }
 
         /// <summary>

src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs

@@ -52,33 +52,32 @@ namespace WireMock.Matchers.Request
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageHeaderMatcher"/> class.
         /// </summary>
+        /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="name">The name.</param>
         /// <param name="patterns">The patterns.</param>
         /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-        /// <param name="matchBehaviour">The match behaviour.</param>
-        public RequestMessageHeaderMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, [NotNull] string[] patterns, bool ignoreCase)
+        public RequestMessageHeaderMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, bool ignoreCase, [NotNull] params string[] patterns) :
+            this(matchBehaviour, name, ignoreCase, patterns.Select(pattern => new WildcardMatcher(matchBehaviour, pattern, ignoreCase)).Cast<IStringMatcher>().ToArray())
         {
-            Check.NotNull(name, nameof(name));
             Check.NotNull(patterns, nameof(patterns));
-
-            _matchBehaviour = matchBehaviour;
-            _ignoreCase = ignoreCase;
-            Name = name;
-            Matchers = patterns.Select(pattern => new WildcardMatcher(matchBehaviour, pattern, ignoreCase)).Cast<IStringMatcher>().ToArray();
         }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageHeaderMatcher"/> class.
         /// </summary>
+        /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="name">The name.</param>
         /// <param name="matchers">The matchers.</param>
-        public RequestMessageHeaderMatcher([NotNull] string name, [NotNull] params IStringMatcher[] matchers)
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        public RequestMessageHeaderMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, bool ignoreCase, [NotNull] params IStringMatcher[] matchers)
         {
             Check.NotNull(name, nameof(name));
             Check.NotNull(matchers, nameof(matchers));
 
+            _matchBehaviour = matchBehaviour;
             Name = name;
             Matchers = matchers;
+            _ignoreCase = ignoreCase;
         }
 
         /// <summary>
@@ -125,7 +124,7 @@ namespace WireMock.Matchers.Request
             }
 
             WireMockList<string> list = headers[Name];
-            return Matchers.Max(m => list.Max(value => m.IsMatch(value))); // TODO : is this correct ?
+            return Matchers.Max(m => list.Max(m.IsMatch)); // TODO : is this correct ?
         }
     }
 }

src/WireMock.Net/RequestBuilders/ICookiesRequestBuilder.cs

@@ -0,0 +1,85 @@
+using JetBrains.Annotations;
+using System;
+using System.Collections.Generic;
+using WireMock.Matchers;
+
+namespace WireMock.RequestBuilders
+{
+    /// <summary>
+    /// The CookieRequestBuilder interface.
+    /// </summary>
+    public interface ICookiesRequestBuilder : IParamsRequestBuilder
+    {
+        /// <summary>
+        /// WithCookie: matching based on name, pattern and matchBehaviour.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="pattern">The pattern.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, string pattern, MatchBehaviour matchBehaviour);
+
+        /// <summary>
+        /// WithCookie: matching based on name, pattern, ignoreCase and matchBehaviour.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="pattern">The pattern.</param>
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch);
+
+        /// <summary>
+        /// WithCookie: matching based on name, patterns and matchBehaviour.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="patterns">The patterns.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, string[] patterns, MatchBehaviour matchBehaviour);
+
+        /// <summary>
+        /// WithCookie: matching based on name, patterns, ignoreCase and matchBehaviour.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="patterns">The patterns.</param>
+        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, string[] patterns, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch);
+
+        /// <summary>
+        /// WithCookie: matching based on name and IStringMatcher[].
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, [NotNull] params IStringMatcher[] matchers);
+
+        /// <summary>
+        /// WithCookie: matching based on name, ignoreCase and IStringMatcher[].
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="ignoreCase">Ignore the case from the cookie-keys.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, bool ignoreCase, [NotNull] params IStringMatcher[] matchers);
+
+        /// <summary>
+        /// WithCookie: matching based on name, ignoreCase, matchBehaviour and IStringMatcher[].
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="ignoreCase">Ignore the case from the cookie-keys.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] string name, bool ignoreCase, MatchBehaviour matchBehaviour, [NotNull] params IStringMatcher[] matchers);
+
+        /// <summary>
+        /// WithCookie: matching based on functions.
+        /// </summary>
+        /// <param name="funcs">The cookies funcs.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithCookie([NotNull] params Func<IDictionary<string, string>, bool>[] funcs);
+    }
+}

src/WireMock.Net/RequestBuilders/IHeadersRequestBuilder.cs

@@ -6,9 +6,9 @@ using WireMock.Matchers;
 namespace WireMock.RequestBuilders
 {
     /// <summary>
-    /// The HeadersAndCookieRequestBuilder interface.
+    /// The HeadersRequestBuilder interface.
     /// </summary>
-    public interface IHeadersAndCookiesRequestBuilder : IParamsRequestBuilder
+    public interface IHeadersRequestBuilder : ICookiesRequestBuilder
     {
         /// <summary>
         /// WithHeader: matching based on name, pattern and matchBehaviour.
@@ -56,36 +56,30 @@ namespace WireMock.RequestBuilders
         /// <returns>The <see cref="IRequestBuilder"/>.</returns>
         IRequestBuilder WithHeader([NotNull] string name, [NotNull] params IStringMatcher[] matchers);
 
+        /// <summary>
+        /// WithHeader: matching based on name, ignoreCase and IStringMatcher[].
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="ignoreCase">Ignore the case from the header-keys.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithHeader([NotNull] string name, bool ignoreCase, [NotNull] params IStringMatcher[] matchers);
+
+        /// <summary>
+        /// WithHeader: matching based on name, ignoreCase, matchBehaviour and IStringMatcher[].
+        /// </summary>
+        /// <param name="name">The name.</param>
+        /// <param name="ignoreCase">Ignore the case from the header-keys.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithHeader([NotNull] string name, bool ignoreCase, MatchBehaviour matchBehaviour, [NotNull] params IStringMatcher[] matchers);
+
         /// <summary>
         /// WithHeader: matching based on functions.
         /// </summary>
         /// <param name="funcs">The headers funcs.</param>
         /// <returns>The <see cref="IRequestBuilder"/>.</returns>
         IRequestBuilder WithHeader([NotNull] params Func<IDictionary<string, string[]>, bool>[] funcs);
-
-        /// <summary>
-        /// WithCookie: cookie matching based on name, pattern, ignoreCase and matchBehaviour.
-        /// </summary>
-        /// <param name="name">The name.</param>
-        /// <param name="pattern">The pattern.</param>
-        /// <param name="ignoreCase">Ignore the case from the pattern.</param>
-        /// <param name="matchBehaviour">The match behaviour.</param>
-        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
-        IRequestBuilder WithCookie([NotNull] string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch);
-
-        /// <summary>
-        /// WithCookie: matching based on name and IStringMatcher[].
-        /// </summary>
-        /// <param name="name">The name.</param>
-        /// <param name="matchers">The matchers.</param>
-        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
-        IRequestBuilder WithCookie([NotNull] string name, [NotNull] params IStringMatcher[] matchers);
-
-        /// <summary>
-        /// WithCookie: matching based on functions.
-        /// </summary>
-        /// <param name="funcs">The funcs.</param>
-        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
-        IRequestBuilder WithCookie([NotNull] params Func<IDictionary<string, string>, bool>[] funcs);
     }
 }

src/WireMock.Net/RequestBuilders/IMethodRequestBuilder.cs

@@ -7,7 +7,7 @@ namespace WireMock.RequestBuilders
     /// <summary>
     /// The MethodRequestBuilder interface.
     /// </summary>
-    public interface IMethodRequestBuilder : IHeadersAndCookiesRequestBuilder
+    public interface IMethodRequestBuilder : IHeadersRequestBuilder
     {
         /// <summary>
         /// UsingDelete: add HTTP Method matching on `DELETE` and matchBehaviour (optional).

src/WireMock.Net/RequestBuilders/Request.WithCookies.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using WireMock.Matchers;
+using WireMock.Matchers.Request;
+using WireMock.Validation;
+
+namespace WireMock.RequestBuilders
+{
+    public partial class Request
+    {
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, string, MatchBehaviour)"/>
+        public IRequestBuilder WithCookie(string name, string pattern, MatchBehaviour matchBehaviour)
+        {
+            return WithCookie(name, pattern, true, matchBehaviour);
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, string, bool, MatchBehaviour)"/>
+        public IRequestBuilder WithCookie(string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(pattern, nameof(pattern));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(matchBehaviour, name, pattern, ignoreCase));
+            return this;
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, string[], MatchBehaviour)"/>
+        public IRequestBuilder WithCookie(string name, string[] patterns, MatchBehaviour matchBehaviour)
+        {
+            return WithCookie(name, patterns, true, matchBehaviour);
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, string[], bool, MatchBehaviour)"/>
+        public IRequestBuilder WithCookie(string name, string[] patterns, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(patterns, nameof(patterns));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(matchBehaviour, name, ignoreCase, patterns));
+            return this;
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, IStringMatcher[])"/>
+        public IRequestBuilder WithCookie(string name, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, name, false, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, bool, IStringMatcher[])"/>
+        public IRequestBuilder WithCookie(string name, bool ignoreCase, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, name, ignoreCase, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(string, IStringMatcher[])"/>
+        public IRequestBuilder WithCookie(string name, bool ignoreCase, MatchBehaviour matchBehaviour, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(matchBehaviour, name, ignoreCase, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="ICookiesRequestBuilder.WithCookie(Func{IDictionary{string, string}, bool}[])"/>
+        public IRequestBuilder WithCookie(params Func<IDictionary<string, string>, bool>[] funcs)
+        {
+            Check.NotNullOrEmpty(funcs, nameof(funcs));
+
+            _requestMatchers.Add(new RequestMessageCookieMatcher(funcs));
+            return this;
+        }
+    }
+}

src/WireMock.Net/RequestBuilders/Request.WithHeaders.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using WireMock.Matchers;
+using WireMock.Matchers.Request;
+using WireMock.Validation;
+
+namespace WireMock.RequestBuilders
+{
+    public partial class Request
+    {
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, string, MatchBehaviour)"/>
+        public IRequestBuilder WithHeader(string name, string pattern, MatchBehaviour matchBehaviour)
+        {
+            return WithHeader(name, pattern, true, matchBehaviour);
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, string, bool, MatchBehaviour)"/>
+        public IRequestBuilder WithHeader(string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(pattern, nameof(pattern));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(matchBehaviour, name, pattern, ignoreCase));
+            return this;
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, string[], MatchBehaviour)"/>
+        public IRequestBuilder WithHeader(string name, string[] patterns, MatchBehaviour matchBehaviour)
+        {
+            return WithHeader(name, patterns, true, matchBehaviour);
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, string[], bool, MatchBehaviour)"/>
+        public IRequestBuilder WithHeader(string name, string[] patterns, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNull(patterns, nameof(patterns));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(matchBehaviour, name, ignoreCase, patterns));
+            return this;
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, IStringMatcher[])"/>
+        public IRequestBuilder WithHeader(string name, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, name, false, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, bool, IStringMatcher[])"/>
+        public IRequestBuilder WithHeader(string name, bool ignoreCase, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, name, ignoreCase, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(string, IStringMatcher[])"/>
+        public IRequestBuilder WithHeader(string name, bool ignoreCase, MatchBehaviour matchBehaviour, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(name, nameof(name));
+            Check.NotNullOrEmpty(matchers, nameof(matchers));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(matchBehaviour, name, ignoreCase, matchers));
+            return this;
+        }
+
+        /// <inheritdoc cref="IHeadersRequestBuilder.WithHeader(Func{IDictionary{string, string[]}, bool}[])"/>
+        public IRequestBuilder WithHeader(params Func<IDictionary<string, string[]>, bool>[] funcs)
+        {
+            Check.NotNullOrEmpty(funcs, nameof(funcs));
+
+            _requestMatchers.Add(new RequestMessageHeaderMatcher(funcs));
+            return this;
+        }
+    }
+}

src/WireMock.Net/RequestBuilders/Request.cs

@@ -232,81 +232,5 @@ namespace WireMock.RequestBuilders
             _requestMatchers.Add(new RequestMessageMethodMatcher(matchBehaviour, methods));
             return this;
         }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string, string, MatchBehaviour)"/>
-        public IRequestBuilder WithHeader(string name, string pattern, MatchBehaviour matchBehaviour)
-        {
-            return WithHeader(name, pattern, true, matchBehaviour);
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string, string, bool, MatchBehaviour)"/>
-        public IRequestBuilder WithHeader(string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
-        {
-            Check.NotNull(name, nameof(name));
-            Check.NotNull(pattern, nameof(pattern));
-
-            _requestMatchers.Add(new RequestMessageHeaderMatcher(matchBehaviour, name, pattern, ignoreCase));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string, string[], MatchBehaviour)"/>
-        public IRequestBuilder WithHeader(string name, string[] patterns, MatchBehaviour matchBehaviour)
-        {
-            return WithHeader(name, patterns, true, matchBehaviour);
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string, string[], bool, MatchBehaviour)"/>
-        public IRequestBuilder WithHeader(string name, string[] patterns, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
-        {
-            Check.NotNull(name, nameof(name));
-            Check.NotNull(patterns, nameof(patterns));
-
-            _requestMatchers.Add(new RequestMessageHeaderMatcher(matchBehaviour, name, patterns, ignoreCase));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(string, IStringMatcher[])"/>
-        public IRequestBuilder WithHeader(string name, params IStringMatcher[] matchers)
-        {
-            Check.NotNull(name, nameof(name));
-            Check.NotNullOrEmpty(matchers, nameof(matchers));
-
-            _requestMatchers.Add(new RequestMessageHeaderMatcher(name, matchers));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithHeader(Func{IDictionary{string, string[]}, bool}[])"/>
-        public IRequestBuilder WithHeader(params Func<IDictionary<string, string[]>, bool>[] funcs)
-        {
-            Check.NotNullOrEmpty(funcs, nameof(funcs));
-
-            _requestMatchers.Add(new RequestMessageHeaderMatcher(funcs));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithCookie(string, string, bool, MatchBehaviour)"/>
-        public IRequestBuilder WithCookie(string name, string pattern, bool ignoreCase = true, MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch)
-        {
-            _requestMatchers.Add(new RequestMessageCookieMatcher(matchBehaviour, name, pattern, ignoreCase));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithCookie(string, IStringMatcher[])"/>
-        public IRequestBuilder WithCookie(string name, params IStringMatcher[] matchers)
-        {
-            Check.NotNullOrEmpty(matchers, nameof(matchers));
-
-            _requestMatchers.Add(new RequestMessageCookieMatcher(name, matchers));
-            return this;
-        }
-
-        /// <inheritdoc cref="IHeadersAndCookiesRequestBuilder.WithCookie(Func{IDictionary{string, string}, bool}[])"/>
-        public IRequestBuilder WithCookie(params Func<IDictionary<string, string>, bool>[] funcs)
-        {
-            Check.NotNullOrEmpty(funcs, nameof(funcs));
-
-            _requestMatchers.Add(new RequestMessageCookieMatcher(funcs));
-            return this;
-        }
     }
 }

src/WireMock.Net/ResponseBuilders/Response.cs

@@ -1,12 +1,10 @@
-using JetBrains.Annotations;
-using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Net;
-using System.Net.Http;
 using System.Text;
 using System.Threading.Tasks;
+using JetBrains.Annotations;
 using WireMock.Http;
 using WireMock.ResponseProviders;
 using WireMock.Settings;
@@ -341,25 +339,6 @@ namespace WireMock.ResponseBuilders
                 await Task.Delay(Delay.Value);
             }
 
-            if (Callback != null)
-            {
-                var callbackResponseMessage = Callback(requestMessage);
-
-                if (!WithCallbackUsed)
-                {
-                    // Copy StatusCode from ResponseMessage
-                    callbackResponseMessage.StatusCode = ResponseMessage.StatusCode;
-
-                    // Copy Headers from ResponseMessage (if defined)
-                    if (ResponseMessage.Headers != null)
-                    {
-                        callbackResponseMessage.Headers = ResponseMessage.Headers;
-                    }
-                }
-
-                return callbackResponseMessage;
-            }
-
             if (ProxyUrl != null && _httpClientForProxy != null)
             {
                 var requestUri = new Uri(requestMessage.Url);
@@ -369,19 +348,41 @@ namespace WireMock.ResponseBuilders
                 return await HttpClientHelper.SendAsync(_httpClientForProxy, requestMessage, proxyUriWithRequestPathAndQuery.AbsoluteUri);
             }
 
+            ResponseMessage responseMessage;
+            if (Callback == null)
+            {
+                responseMessage = ResponseMessage;
+            }
+            else
+            {
+                responseMessage = Callback(requestMessage);
+
+                if (!WithCallbackUsed)
+                {
+                    // Copy StatusCode from ResponseMessage
+                    responseMessage.StatusCode = ResponseMessage.StatusCode;
+
+                    // Copy Headers from ResponseMessage (if defined)
+                    if (ResponseMessage.Headers != null)
+                    {
+                        responseMessage.Headers = ResponseMessage.Headers;
+                    }
+                }
+            }
+
             if (UseTransformer)
             {
                 var factory = new HandlebarsContextFactory(settings.FileSystemHandler, settings.HandlebarsRegistrationCallback);
                 var responseMessageTransformer = new ResponseMessageTransformer(factory);
-                return responseMessageTransformer.Transform(requestMessage, ResponseMessage, UseTransformerForBodyAsFile);
+                return responseMessageTransformer.Transform(requestMessage, responseMessage, UseTransformerForBodyAsFile);
             }
 
             if (!UseTransformer && ResponseMessage.BodyData?.BodyAsFileIsCached == true)
             {
-                ResponseMessage.BodyData.BodyAsBytes = settings.FileSystemHandler.ReadResponseBodyAsFile(ResponseMessage.BodyData.BodyAsFile);
+                ResponseMessage.BodyData.BodyAsBytes = settings.FileSystemHandler.ReadResponseBodyAsFile(responseMessage.BodyData.BodyAsFile);
             }
 
-            return ResponseMessage;
+            return responseMessage;
         }
     }
 }

src/WireMock.Net/Serialization/MappingConverter.cs

@@ -26,9 +26,9 @@ namespace WireMock.Serialization
             var request = (Request)mapping.RequestMatcher;
             var response = (Response)mapping.Provider;
 
-            var clientIPMatchers = request.GetRequestMessageMatchers<RequestMessageClientIPMatcher>();
-            var pathMatchers = request.GetRequestMessageMatchers<RequestMessagePathMatcher>();
-            var urlMatchers = request.GetRequestMessageMatchers<RequestMessageUrlMatcher>();
+            var clientIPMatchers = request.GetRequestMessageMatchers<RequestMessageClientIPMatcher>().Where(m => m.Matchers != null).SelectMany(m => m.Matchers).ToList();
+            var pathMatchers = request.GetRequestMessageMatchers<RequestMessagePathMatcher>().Where(m => m.Matchers != null).SelectMany(m => m.Matchers).ToList();
+            var urlMatchers = request.GetRequestMessageMatchers<RequestMessageUrlMatcher>().Where(m => m.Matchers != null).SelectMany(m => m.Matchers).ToList();
             var headerMatchers = request.GetRequestMessageMatchers<RequestMessageHeaderMatcher>();
             var cookieMatchers = request.GetRequestMessageMatchers<RequestMessageCookieMatcher>();
             var paramsMatchers = request.GetRequestMessageMatchers<RequestMessageParamMatcher>();
@@ -45,36 +45,36 @@ namespace WireMock.Serialization
                 SetStateTo = mapping.NextState,
                 Request = new RequestModel
                 {
-                    ClientIP = clientIPMatchers != null && clientIPMatchers.Any() ? new ClientIPModel
+                    ClientIP = clientIPMatchers.Any() ? new ClientIPModel
                     {
-                        Matchers = _mapper.Map(clientIPMatchers.Where(m => m.Matchers != null).SelectMany(m => m.Matchers))
+                        Matchers = _mapper.Map(clientIPMatchers)
                     } : null,
 
-                    Path = pathMatchers != null && pathMatchers.Any() ? new PathModel
+                    Path = pathMatchers.Any() ? new PathModel
                     {
-                        Matchers = _mapper.Map(pathMatchers.Where(m => m.Matchers != null).SelectMany(m => m.Matchers))
+                        Matchers = _mapper.Map(pathMatchers)
                     } : null,
 
-                    Url = urlMatchers != null && urlMatchers.Any() ? new UrlModel
+                    Url = urlMatchers.Any() ? new UrlModel
                     {
-                        Matchers = _mapper.Map(urlMatchers.Where(m => m.Matchers != null).SelectMany(m => m.Matchers))
+                        Matchers = _mapper.Map(urlMatchers)
                     } : null,
 
                     Methods = methodMatcher?.Methods,
 
-                    Headers = headerMatchers != null && headerMatchers.Any() ? headerMatchers.Select(hm => new HeaderModel
+                    Headers = headerMatchers.Any() ? headerMatchers.Select(hm => new HeaderModel
                     {
                         Name = hm.Name,
                         Matchers = _mapper.Map(hm.Matchers)
                     }).ToList() : null,
 
-                    Cookies = cookieMatchers != null && cookieMatchers.Any() ? cookieMatchers.Select(cm => new CookieModel
+                    Cookies = cookieMatchers.Any() ? cookieMatchers.Select(cm => new CookieModel
                     {
                         Name = cm.Name,
                         Matchers = _mapper.Map(cm.Matchers)
                     }).ToList() : null,
 
-                    Params = paramsMatchers != null && paramsMatchers.Any() ? paramsMatchers.Select(pm => new ParamModel
+                    Params = paramsMatchers.Any() ? paramsMatchers.Select(pm => new ParamModel
                     {
                         Name = pm.Key,
                         IgnoreCase = pm.IgnoreCase == true ? true : (bool?)null,
@@ -124,11 +124,17 @@ namespace WireMock.Serialization
                 mappingModel.Response.WebProxy = null;
                 mappingModel.Response.BodyDestination = response.ResponseMessage.BodyDestination;
                 mappingModel.Response.StatusCode = response.ResponseMessage.StatusCode;
-                mappingModel.Response.Headers = MapHeaders(response.ResponseMessage.Headers);
+
+                if (response.ResponseMessage.Headers != null && response.ResponseMessage.Headers.Count > 0)
+                {
+                    mappingModel.Response.Headers = MapHeaders(response.ResponseMessage.Headers);
+                }
+
                 if (response.UseTransformer)
                 {
                     mappingModel.Response.UseTransformer = response.UseTransformer;
                 }
+
                 if (response.UseTransformerForBodyAsFile)
                 {
                     mappingModel.Response.UseTransformerForBodyAsFile = response.UseTransformerForBodyAsFile;
@@ -197,12 +203,6 @@ namespace WireMock.Serialization
         private static IDictionary<string, object> MapHeaders(IDictionary<string, WireMockList<string>> dictionary)
         {
             var newDictionary = new Dictionary<string, object>();
-
-            if (dictionary == null || dictionary.Count == 0)
-            {
-                return newDictionary;
-            }
-
             foreach (var entry in dictionary)
             {
                 object value = entry.Value.Count == 1 ? (object)entry.Value.ToString() : entry.Value;

src/WireMock.Net/Server/WireMockServer.Admin.cs

@@ -555,11 +555,63 @@ namespace WireMock.Server
 
         private ResponseMessage MappingsDelete(RequestMessage requestMessage)
         {
-            ResetMappings();
+            if (!string.IsNullOrEmpty(requestMessage.Body))
+            {
+                var deletedGuids = MappingsDeleteMappingFromBody(requestMessage);
+                if (deletedGuids != null)
+                {
+                    return ResponseMessageBuilder.Create($"Mappings deleted. Affected GUIDs: [{string.Join(", ", deletedGuids.ToArray())}]");
+                }
+                else
+                {
+                    // return bad request
+                    return ResponseMessageBuilder.Create("Poorly formed mapping JSON.", 400);
+                }
+            }
+            else
+            {
+                ResetMappings();
 
-            ResetScenarios();
+                ResetScenarios();
 
-            return ResponseMessageBuilder.Create("Mappings deleted");
+                return ResponseMessageBuilder.Create("Mappings deleted");
+            }
+        }
+
+        private IEnumerable<Guid> MappingsDeleteMappingFromBody(RequestMessage requestMessage)
+        {
+            var deletedGuids = new List<Guid>();
+
+            try
+            {
+                var mappingModels = DeserializeRequestMessageToArray<MappingModel>(requestMessage);
+                foreach (var mappingModel in mappingModels)
+                {
+                    if (mappingModel.Guid.HasValue)
+                    {
+                        if (DeleteMapping(mappingModel.Guid.Value))
+                        {
+                            deletedGuids.Add(mappingModel.Guid.Value);
+                        }
+                        else
+                        {
+                            _settings.Logger.Debug($"Did not find/delete mapping with GUID: {mappingModel.Guid.Value}.");
+                        }
+                    }
+                }
+            }
+            catch (ArgumentException a)
+            {
+                _settings.Logger.Error("ArgumentException: {0}", a);
+                return null;
+            }
+            catch (Exception e)
+            {
+                _settings.Logger.Error("Exception: {0}", e);
+                return null;
+            }
+
+            return deletedGuids;
         }
 
         private ResponseMessage MappingsReset(RequestMessage requestMessage)
@@ -745,7 +797,12 @@ namespace WireMock.Server
             {
                 foreach (var headerModel in requestModel.Headers.Where(h => h.Matchers != null))
                 {
-                    requestBuilder = requestBuilder.WithHeader(headerModel.Name, headerModel.Matchers.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray());
+                    requestBuilder = requestBuilder.WithHeader(
+                        headerModel.Name,
+                        headerModel.IgnoreCase == true,
+                        headerModel.RejectOnMatch == true ? MatchBehaviour.RejectOnMatch : MatchBehaviour.AcceptOnMatch,
+                        headerModel.Matchers.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray()
+                    );
                 }
             }
 
@@ -753,7 +810,11 @@ namespace WireMock.Server
             {
                 foreach (var cookieModel in requestModel.Cookies.Where(c => c.Matchers != null))
                 {
-                    requestBuilder = requestBuilder.WithCookie(cookieModel.Name, cookieModel.Matchers.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray());
+                    requestBuilder = requestBuilder.WithCookie(
+                        cookieModel.Name,
+                        cookieModel.IgnoreCase == true,
+                        cookieModel.RejectOnMatch == true ? MatchBehaviour.RejectOnMatch : MatchBehaviour.AcceptOnMatch,
+                        cookieModel.Matchers.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray());
                 }
             }
 
@@ -873,7 +934,7 @@ namespace WireMock.Server
                     DetectedBodyType = BodyType.String,
                     BodyAsString = JsonConvert.SerializeObject(result, keepNullValues ? _settingsIncludeNullValues : _jsonSerializerSettings)
                 },
-                StatusCode = (int) HttpStatusCode.OK,
+                StatusCode = (int)HttpStatusCode.OK,
                 Headers = new Dictionary<string, WireMockList<string>> { { HttpKnownHeaderNames.ContentType, new WireMockList<string>(ContentTypeJson) } }
             };
         }

src/WireMock.Net/Util/BodyParser.cs

@@ -34,7 +34,7 @@ namespace WireMock.Util
             { "GET", false },
             { "PUT", true },
             { "POST", true },
-            { "DELETE", false },
+            { "DELETE", true },
             { "TRACE", false },
             { "OPTIONS", true },
             { "CONNECT", false },

src/WireMock.Net/Util/JsonUtils.cs

@@ -151,7 +151,7 @@ namespace WireMock.Util
                     break;
 
                 case JTokenType.Integer:
-                    castText = $"int({path})";
+                    castText = $"long({path})";
                     break;
 
                 case JTokenType.Null:

src/WireMock.Net/Util/PathUtils.cs

@@ -0,0 +1,36 @@
+using System.IO;
+
+namespace WireMock.Util
+{
+    internal static class PathUtils
+    {
+        /// <summary>
+        /// Robust handling of the user defined path.
+        /// Also supports Unix and Windows platforms
+        /// </summary>
+        /// <param name="path">The path to clean</param>
+        public static string CleanPath(string path)
+        {
+            return path?.Replace('/', Path.DirectorySeparatorChar).Replace('\\', Path.DirectorySeparatorChar);
+        }
+
+        /// <summary>
+        /// Removes leading directory separator chars from the filepath, which could break Path.Combine
+        /// </summary>
+        /// <param name="path">The path to remove the loading DirectorySeparatorChars</param>
+        public static string RemoveLeadingDirectorySeparators(string path)
+        {
+            return path?.TrimStart(new[] { Path.DirectorySeparatorChar });
+        }
+
+        /// <summary>
+        /// Combine two paths
+        /// </summary>
+        /// <param name="root">The root path</param>
+        /// <param name="path">The path</param>
+        public static string Combine(string root, string path)
+        {
+            return Path.Combine(root, RemoveLeadingDirectorySeparators(path));
+        }
+    }
+}

test/WireMock.Net.Tests/Matchers/LinqMatcherTests.cs

@@ -70,12 +70,13 @@ namespace WireMock.Net.Tests.Matchers
             // Assign
             var input = new JObject
             {
-                { "Id", new JValue(9) },
+                { "IntegerId", new JValue(9) },
+                { "LongId", new JValue(long.MaxValue) },
                 { "Name", new JValue("Test") }
             };
 
             // Act
-            var matcher = new LinqMatcher("Id > 1 AND Name == \"Test\"");
+            var matcher = new LinqMatcher("IntegerId > 1 AND LongId > 1 && Name == \"Test\"");
             double match = matcher.IsMatch(input);
 
             // Assert

test/WireMock.Net.Tests/RequestMatchers/RequestMessageCookieMatcherTests.cs

@@ -14,7 +14,7 @@ namespace WireMock.Net.Tests.RequestMatchers
         {
             // Assign
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1");
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "c", "x");
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "c", false, "x");
 
             // Act
             var result = new RequestMatchResult();
@@ -29,38 +29,7 @@ namespace WireMock.Net.Tests.RequestMatchers
         {
             // Assign
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1");
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "c", "x");
-
-            // Act
-            var result = new RequestMatchResult();
-            double score = matcher.GetMatchingScore(requestMessage, result);
-
-            // Assert
-            Check.That(score).IsEqualTo(1.0d);
-        }
-
-        [Fact]
-        public void RequestMessageCookieMatcher_GetMatchingScore_AcceptOnMatch_CookieDoesNotMatchPattern()
-        {
-            // Assign
-            var cookies = new Dictionary<string, string> { { "c", "x" } };
-            var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "no-match", "123");
-
-            // Act
-            var result = new RequestMatchResult();
-            double score = matcher.GetMatchingScore(requestMessage, result);
-
-            // Assert
-            Check.That(score).IsEqualTo(0.0d);
-        }
-        [Fact]
-        public void RequestMessageCookieMatcher_GetMatchingScore_RejectOnMatch_CookieDoesNotMatchPattern()
-        {
-            // Assign
-            var cookies = new Dictionary<string, string> { { "h", "x" } };
-            var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "no-match", "123");
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "c", false, "x");
 
             // Act
             var result = new RequestMatchResult();
@@ -76,7 +45,7 @@ namespace WireMock.Net.Tests.RequestMatchers
             // Assign
             var cookies = new Dictionary<string, string> { { "h", "x" } };
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "h", "x");
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "h", false, "x");
 
             // Act
             var result = new RequestMatchResult();
@@ -92,7 +61,7 @@ namespace WireMock.Net.Tests.RequestMatchers
             // Assign
             var cookies = new Dictionary<string, string> { { "h", "x" } };
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
-            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "h", "x");
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "h", false, "x");
 
             // Act
             var result = new RequestMatchResult();
@@ -108,7 +77,23 @@ namespace WireMock.Net.Tests.RequestMatchers
             // Assign
             var cookies = new Dictionary<string, string> { { "cook", "x" } };
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
-            var matcher = new RequestMessageCookieMatcher("cook", new ExactMatcher("x"));
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "cook", false, new ExactMatcher("x"));
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageCookieMatcher_WithMissingCookie_When_RejectOnMatch_Is_True_Should_Match()
+        {
+            // Assign
+            var cookies = new Dictionary<string, string> { { "cook", "x" } };
+            var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "uhuh", false, new ExactMatcher("x"));
 
             // Act
             var result = new RequestMatchResult();

test/WireMock.Net.Tests/RequestMatchers/RequestMessageHeaderMatcherTests.cs

@@ -108,7 +108,7 @@ namespace WireMock.Net.Tests.RequestMatchers
             // Assign
             var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
             var requestMessage = new RequestMessage(new UrlDetails("http://localhost"), "GET", "127.0.0.1", null, headers);
-            var matcher = new RequestMessageHeaderMatcher("h", new ExactMatcher("x"));
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, "h", false, new ExactMatcher("x"));
 
             // Act
             var result = new RequestMatchResult();

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

@@ -1,4 +1,6 @@
 using FluentAssertions;
+using System;
+using System.Collections.Generic;
 using System.IO;
 using System.Net;
 using System.Net.Http;
@@ -13,11 +15,10 @@ namespace WireMock.Net.Tests.ResponseBuilders
     public class ResponseWithBodyFromFileTests
     {
         [Fact]
-        public async Task Response_ProvideResponse_WithBodyFromFile()
+        public async Task Response_ProvideResponse_WithBodyFromFile_AbsolutePath()
         {
             // Arrange
             var server = WireMockServer.Start();
-
             string path = Path.Combine(Directory.GetCurrentDirectory(), "__admin", "mappings", "MyXmlResponse.xml");
 
             server
@@ -36,14 +37,68 @@ namespace WireMock.Net.Tests.ResponseBuilders
                 );
 
             // Act
-            var response1 = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
-            var response2 = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
-            var response3 = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
+            var response = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
 
             // Assert
-            response1.Should().Contain("<hello>world</hello>");
-            response2.Should().Contain("<hello>world</hello>");
-            response3.Should().Contain("<hello>world</hello>");
+            response.Should().Contain("<hello>world</hello>");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBodyFromFile_InSubDirectory()
+        {
+            // Arrange
+            var server = WireMockServer.Start();
+            string path = @"subdirectory/MyXmlResponse.xml";
+
+            server
+                .Given(
+                    Request
+                        .Create()
+                        .UsingGet()
+                        .WithPath("/v1/content")
+                )
+                .RespondWith(
+                    Response
+                        .Create()
+                        .WithStatusCode(HttpStatusCode.OK)
+                        .WithHeader("Content-Type", "application/xml")
+                        .WithBodyFromFile(path)
+                );
+
+            // Act
+            var response = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
+
+            // Assert
+            response.Should().Contain("<hello>world</hello>");
+        }
+
+        [Fact]
+        public async Task Response_ProvideResponse_WithBodyFromFile_InAdminMappingFolder()
+        {
+            // Arrange
+            var server = WireMockServer.Start();
+            string path = @"MyXmlResponse.xml";
+
+            server
+                .Given(
+                    Request
+                        .Create()
+                        .UsingGet()
+                        .WithPath("/v1/content")
+                )
+                .RespondWith(
+                    Response
+                        .Create()
+                        .WithStatusCode(HttpStatusCode.OK)
+                        .WithHeader("Content-Type", "application/xml")
+                        .WithBodyFromFile(path)
+                );
+
+            // Act
+            var response = await new HttpClient().GetStringAsync("http://localhost:" + server.Ports[0] + "/v1/content");
+
+            // Assert
+            response.Should().Contain("<hello>world</hello>");
         }
     }
 }

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

@@ -1,5 +1,5 @@
 using System.Threading.Tasks;
-using NFluent;
+using FluentAssertions;
 using WireMock.Models;
 using WireMock.ResponseBuilders;
 using WireMock.Settings;
@@ -17,15 +17,49 @@ namespace WireMock.Net.Tests.ResponseBuilders
         public async Task Response_WithCallback()
         {
             // Assign
-            var request = new RequestMessage(new UrlDetails("http://localhost/foo"), "GET", "::1");
-            var response = Response.Create().WithCallback(req => new ResponseMessage { BodyData = new BodyData { DetectedBodyType = BodyType.String, BodyAsString = req.Path + "Bar" }, StatusCode = 302 });
+            var requestMessage = new RequestMessage(new UrlDetails("http://localhost/foo"), "GET", "::1");
+            var response = Response.Create()
+                .WithCallback(request => new ResponseMessage
+                {
+                    BodyData = new BodyData
+                    {
+                        DetectedBodyType = BodyType.String,
+                        BodyAsString = request.Path + "Bar"
+                    },
+                    StatusCode = 302
+                });
 
             // Act
-            var responseMessage = await response.ProvideResponseAsync(request, _settings);
+            var responseMessage = await response.ProvideResponseAsync(requestMessage, _settings);
 
             // Assert
-            Check.That(responseMessage.BodyData.BodyAsString).IsEqualTo("/fooBar");
-            Check.That(responseMessage.StatusCode).IsEqualTo(302);
+            responseMessage.BodyData.BodyAsString.Should().Be("/fooBar");
+            responseMessage.StatusCode.Should().Be(302);
+        }
+
+        [Fact]
+        public async Task Response_WithCallback_And_UseTransformer_Is_True()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new UrlDetails("http://localhost/foo"), "GET", "::1");
+            var response = Response.Create()
+                .WithCallback(request => new ResponseMessage
+                {
+                    BodyData = new BodyData
+                    {
+                        DetectedBodyType = BodyType.String,
+                        BodyAsString = "{{request.Path}}Bar"
+                    },
+                    StatusCode = 302
+                })
+                .WithTransformer();
+
+            // Act
+            var responseMessage = await response.ProvideResponseAsync(requestMessage, _settings);
+
+            // Assert
+            responseMessage.BodyData.BodyAsString.Should().Be("/fooBar");
+            responseMessage.StatusCode.Should().Be(302);
         }
     }
 }

test/WireMock.Net.Tests/Serialization/MappingConverterTests.cs

@@ -1,6 +1,5 @@
 using System;
 using FluentAssertions;
-using Moq;
 using WireMock.RequestBuilders;
 using WireMock.ResponseBuilders;
 using WireMock.Serialization;
@@ -36,6 +35,7 @@ namespace WireMock.Net.Tests.Serialization
             model.Priority.Should().BeNull();
             model.Response.BodyAsJsonIndented.Should().BeNull();
             model.Response.UseTransformer.Should().BeNull();
+            model.Response.Headers.Should().BeNull();
         }
 
         [Fact]

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

@@ -148,7 +148,7 @@ Content-Type: text/html
         [InlineData("GET", false)]
         [InlineData("PUT", true)]
         [InlineData("POST", true)]
-        [InlineData("DELETE", false)]
+        [InlineData("DELETE", true)]
         [InlineData("TRACE", false)]
         [InlineData("OPTIONS", true)]
         [InlineData("CONNECT", false)]

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

@@ -52,7 +52,7 @@ namespace WireMock.Net.Tests.Util
                 {"Flt", new JValue(10.0f)},
                 {"Dbl", new JValue(Math.PI)},
                 {"Check", new JValue(true)},
-                {"Items", new JArray(new[] {new JValue(4), new JValue(8)})},
+                {"Items", new JArray(new[] { new JValue(4), new JValue(8) })},
                 {
                     "Child", new JObject
                     {
@@ -61,7 +61,8 @@ namespace WireMock.Net.Tests.Util
                         {"TS", new JValue(TimeSpan.FromMilliseconds(999))}
                     }
                 },
-                {"Id", new JValue(9)},
+                {"I", new JValue(9)},
+                {"L", new JValue(long.MaxValue)},
                 {"Name", new JValue("Test")}
             };
 
@@ -70,10 +71,10 @@ namespace WireMock.Net.Tests.Util
 
             // Assert
             var queryable = new[] { j }.AsQueryable().Select(line);
-            bool result = queryable.Any("Id > 4");
+            bool result = queryable.Any("I > 1 && L > 1");
             Check.That(result).IsTrue();
 
-            Check.That(line).IsEqualTo("new (Uri(U) as U, null as N, Guid(G) as G, double(Flt) as Flt, double(Dbl) as Dbl, bool(Check) as Check, (new [] { int(Items[0]), int(Items[1])}) as Items, new (int(Child.ChildId) as ChildId, DateTime(Child.ChildDateTime) as ChildDateTime, TimeSpan(Child.TS) as TS) as Child, int(Id) as Id, string(Name) as Name)");
+            Check.That(line).IsEqualTo("new (Uri(U) as U, null as N, Guid(G) as G, double(Flt) as Flt, double(Dbl) as Dbl, bool(Check) as Check, (new [] { long(Items[0]), long(Items[1])}) as Items, new (long(Child.ChildId) as ChildId, DateTime(Child.ChildDateTime) as ChildDateTime, TimeSpan(Child.TS) as TS) as Child, long(I) as I, long(L) as L, string(Name) as Name)");
         }
 
         [Fact]
@@ -82,7 +83,7 @@ namespace WireMock.Net.Tests.Util
             // Assign
             var j = new JObject
             {
-                {"B", new JValue(new byte[] {48, 49})}
+                { "B", new JValue(new byte[] {48, 49}) }
             };
 
             // Act and Assert

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

@@ -0,0 +1,44 @@
+using NFluent;
+using System.IO;
+using WireMock.Util;
+using Xunit;
+
+namespace WireMock.Net.Tests.Util
+{
+    public class PathUtilsTests
+    {
+        [Theory]
+        [InlineData(@"subdirectory/MyXmlResponse.xml")]
+        [InlineData(@"subdirectory\MyXmlResponse.xml")]
+        public void PathUtils_CleanPath(string path)
+        {
+            // Act
+            var cleanPath = PathUtils.CleanPath(path);
+
+            // Assert
+            Check.That(cleanPath).Equals("subdirectory" + Path.DirectorySeparatorChar + "MyXmlResponse.xml");
+        }
+
+        [Theory]
+        [InlineData(null, null)]
+        [InlineData("", "")]
+        [InlineData("a", "a")]
+        [InlineData(@"/", "")]
+        [InlineData(@"//", "")]
+        [InlineData(@"//a", "a")]
+        [InlineData(@"\", "")]
+        [InlineData(@"\\", "")]
+        [InlineData(@"\\a", "a")]
+        public void PathUtils_CleanPath_RemoveLeadingDirectorySeparators(string path, string expected)
+        {
+            // Arrange
+            var cleanPath = PathUtils.CleanPath(path);
+
+            // Act
+            var withoutDirectorySeparators = PathUtils.RemoveLeadingDirectorySeparators(cleanPath);
+
+            // Assert
+            Check.That(withoutDirectorySeparators).Equals(expected);
+        }
+    }
+}

test/WireMock.Net.Tests/WireMock.Net.Tests.csproj

@@ -66,7 +66,7 @@
 
   <ItemGroup>
     <None Update="responsebody.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
     <None Update="__admin\mappings\00000002-ee28-4f29-ae63-1ac9b0802d86.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
@@ -83,6 +83,9 @@
     <None Update="__admin\mappings\MyXmlResponse.xml">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Update="__admin\mappings\subdirectory\MyXmlResponse.xml">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 
   <ItemGroup>

test/WireMock.Net.Tests/WireMockServer.Admin.cs

@@ -1,7 +1,10 @@
 using System;
+using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Net;
 using System.Net.Http;
+using System.Text;
 using System.Threading.Tasks;
 using Moq;
 using Newtonsoft.Json;
@@ -42,7 +45,6 @@ namespace WireMock.Net.Tests
         public void WireMockServer_Admin_ResetMappings()
         {
             var server = WireMockServer.Start();
-
             string folder = Path.Combine(GetCurrentFolder(), "__admin", "mappings");
             server.ReadStaticMappings(folder);
 
@@ -404,5 +406,64 @@ namespace WireMock.Net.Tests
             staticMappingHandlerMock.Verify(m => m.FolderExists("folder"), Times.Once);
             staticMappingHandlerMock.Verify(m => m.WriteMappingFile(Path.Combine("folder", guid + ".json"), It.IsAny<string>()), Times.Once);
         }
+
+        [Fact]
+        public async void WireMockServer_Admin_DeleteMappings()
+        {
+            // Arrange
+            var server = WireMockServer.Start(new WireMockServerSettings
+            {
+                StartAdminInterface = true,
+                ReadStaticMappings = false,
+                WatchStaticMappings = false,
+                WatchStaticMappingsInSubdirectories = false
+            });
+
+            server
+                .Given(Request.Create().WithPath("/path1"))
+                .AtPriority(0)
+                .RespondWith(Response.Create().WithStatusCode(200));
+            server
+                .Given(Request.Create().WithPath("/path2"))
+                .AtPriority(1)
+                .RespondWith(Response.Create().WithStatusCode(200));
+            server
+                .Given(Request.Create().WithPath("/path3"))
+                .AtPriority(2)
+                .RespondWith(Response.Create().WithStatusCode(200));
+
+            Check.That(server.MappingModels.Count()).Equals(3);
+
+            Guid? guid1 = server.MappingModels.ElementAt(0).Guid;
+            Guid? guid2 = server.MappingModels.ElementAt(1).Guid;
+            Guid? guid3 = server.MappingModels.ElementAt(2).Guid;
+
+            Check.That(guid1).IsNotNull();
+            Check.That(guid2).IsNotNull();
+            Check.That(guid3).IsNotNull();
+
+            string guidsJsonBody = $"[" +
+                                     $"{{\"Guid\": \"{guid1}\"}}," +
+                                     $"{{\"Guid\": \"{guid2}\"}}" +
+                                   $"]";
+
+            // Act
+            var request = new HttpRequestMessage()
+            {
+                Method = HttpMethod.Delete,
+                RequestUri = new Uri($"http://localhost:{server.Ports[0]}/__admin/mappings"),
+                Content = new StringContent(guidsJsonBody, Encoding.UTF8, "application/json")
+            };
+
+            var response = await new HttpClient().SendAsync(request);
+
+            // Assert
+            IEnumerable<Guid> guids = server.MappingModels.Select(mapping => mapping.Guid.Value);
+            Check.That(guids.Contains(guid1.Value)).IsFalse();
+            Check.That(guids.Contains(guid2.Value)).IsFalse();
+            Check.That(guids.Contains(guid3.Value)).IsTrue();
+            Check.That(response.StatusCode).Equals(HttpStatusCode.OK);
+            Check.That(await response.Content.ReadAsStringAsync()).Equals($"{{\"Status\":\"Mappings deleted. Affected GUIDs: [{guid1}, {guid2}]\"}}");
+        }
     }
 }

test/WireMock.Net.Tests/WireMockServerTests.cs

@@ -160,12 +160,10 @@ namespace WireMock.Net.Tests
             Check.That(response.Headers.Contains("Transfer-Encoding")).IsFalse();
         }
 
-        [Theory]
-        [InlineData("DELETE")]
 #if !NET452
+        [Theory]
         [InlineData("TRACE")]
         [InlineData("GET")]
-#endif
         public async Task WireMockServer_Should_exclude_body_for_methods_where_body_is_definitely_disallowed(string method)
         {
             // Assign
@@ -189,12 +187,14 @@ namespace WireMock.Net.Tests
             // Assert
             Check.That(response.StatusCode).Equals(HttpStatusCode.OK);
         }
+#endif
 
         [Theory]
         [InlineData("POST")]
         [InlineData("PUT")]
         [InlineData("OPTIONS")]
         [InlineData("REPORT")]
+        [InlineData("DELETE")]
         [InlineData("SOME-UNKNOWN-METHOD")] // default behavior for unknown methods is to allow a body (see BodyParser.ShouldParseBody)
         public async Task WireMockServer_Should_not_exclude_body_for_supported_methods(string method)
         {

test/WireMock.Net.Tests/__admin/mappings/subdirectory/MyXmlResponse.xml

@@ -0,0 +1,3 @@
+<xml>
+<hello>world</hello>
+</xml>