diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageBodyMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageBodyMatcher.cs
index ce9f9f5c..ad25e470 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageBodyMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageBodyMatcher.cs
@@ -32,17 +32,17 @@ namespace WireMock.Matchers.Request
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageBodyMatcher"/> class.
         /// </summary>
-        /// <param name="body">The body.</param>
         /// <param name="matchBehaviour">The match behaviour.</param>
-        public RequestMessageBodyMatcher(MatchBehaviour matchBehaviour, [NotNull] string body) : this(new SimMetricsMatcher(matchBehaviour, body))
+        /// <param name="body">The body.</param>
+        public RequestMessageBodyMatcher(MatchBehaviour matchBehaviour, [NotNull] string body) : this(new WildcardMatcher(matchBehaviour, body))
         {
         }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageBodyMatcher"/> class.
         /// </summary>
-        /// <param name="body">The body.</param>
         /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="body">The body.</param>
         public RequestMessageBodyMatcher(MatchBehaviour matchBehaviour, [NotNull] byte[] body) : this(new ExactObjectMatcher(matchBehaviour, body))
         {
         }
@@ -50,8 +50,8 @@ namespace WireMock.Matchers.Request
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageBodyMatcher"/> class.
         /// </summary>
-        /// <param name="body">The body.</param>
         /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="body">The body.</param>
         public RequestMessageBodyMatcher(MatchBehaviour matchBehaviour, [NotNull] object body) : this(new ExactObjectMatcher(matchBehaviour, body))
         {
         }
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageCookieMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageCookieMatcher.cs
index af775739..8e5d9b4a 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageCookieMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageCookieMatcher.cs
@@ -11,6 +11,8 @@ namespace WireMock.Matchers.Request
     /// </summary>
     public class RequestMessageCookieMatcher : IRequestMatcher
     {
+        private readonly MatchBehaviour _matchBehaviour;
+
         /// <value>
         /// The funcs.
         /// </value>
@@ -38,6 +40,7 @@ namespace WireMock.Matchers.Request
             Check.NotNull(name, nameof(name));
             Check.NotNull(pattern, nameof(pattern));
 
+            _matchBehaviour = matchBehaviour;
             Name = name;
             Matchers = new IStringMatcher[] { new WildcardMatcher(matchBehaviour, pattern, ignoreCase) };
         }
@@ -78,7 +81,7 @@ namespace WireMock.Matchers.Request
         {
             if (requestMessage.Cookies == null)
             {
-                return MatchScores.Mismatch;
+                return MatchBehaviourHelper.Convert(_matchBehaviour, MatchScores.Mismatch);
             }
 
             if (Funcs != null)
@@ -93,7 +96,7 @@ namespace WireMock.Matchers.Request
 
             if (!requestMessage.Cookies.ContainsKey(Name))
             {
-                return MatchScores.Mismatch;
+                return MatchBehaviourHelper.Convert(_matchBehaviour, MatchScores.Mismatch);
             }
 
             string value = requestMessage.Cookies[Name];
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
index b496a682..21c21bd3 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageHeaderMatcher.cs
@@ -13,6 +13,8 @@ namespace WireMock.Matchers.Request
     /// <inheritdoc cref="IRequestMatcher"/>
     public class RequestMessageHeaderMatcher : IRequestMatcher
     {
+        private readonly MatchBehaviour _matchBehaviour;
+
         /// <summary>
         /// The functions
         /// </summary>
@@ -37,10 +39,10 @@ namespace WireMock.Matchers.Request
         /// <param name="matchBehaviour">The match behaviour.</param>
         public RequestMessageHeaderMatcher(MatchBehaviour matchBehaviour, [NotNull] string name, [NotNull] string pattern, bool ignoreCase)
         {
-
             Check.NotNull(name, nameof(name));
             Check.NotNull(pattern, nameof(pattern));
 
+            _matchBehaviour = matchBehaviour;
             Name = name;
             Matchers = new IStringMatcher[] { new WildcardMatcher(matchBehaviour, pattern, ignoreCase) };
         }
@@ -97,7 +99,7 @@ namespace WireMock.Matchers.Request
         {
             if (requestMessage.Headers == null)
             {
-                return MatchScores.Mismatch;
+                return MatchBehaviourHelper.Convert(_matchBehaviour, MatchScores.Mismatch);
             }
 
             if (Funcs != null)
@@ -112,7 +114,7 @@ namespace WireMock.Matchers.Request
 
             if (!requestMessage.Headers.ContainsKey(Name))
             {
-                return MatchScores.Mismatch;
+                return MatchBehaviourHelper.Convert(_matchBehaviour, MatchScores.Mismatch);
             }
 
             WireMockList<string> list = requestMessage.Headers[Name];
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
index 8138fe72..0504e5f2 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessagePathMatcher.cs
@@ -12,7 +12,7 @@ namespace WireMock.Matchers.Request
     public class RequestMessagePathMatcher : IRequestMatcher
     {
         /// <summary>
-        /// The matcher.
+        /// The matchers
         /// </summary>
         public IReadOnlyList<IStringMatcher> Matchers { get; }
 
@@ -37,6 +37,7 @@ namespace WireMock.Matchers.Request
         public RequestMessagePathMatcher([NotNull] params IStringMatcher[] matchers)
         {
             Check.NotNull(matchers, nameof(matchers));
+
             Matchers = matchers;
         }
 
@@ -47,6 +48,7 @@ namespace WireMock.Matchers.Request
         public RequestMessagePathMatcher([NotNull] params Func<string, bool>[] funcs)
         {
             Check.NotNull(funcs, nameof(funcs));
+
             Funcs = funcs;
         }
 
diff --git a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageCookieMatcherTests.cs b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageCookieMatcherTests.cs
index 97335b50..c955c29b 100644
--- a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageCookieMatcherTests.cs
+++ b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageCookieMatcherTests.cs
@@ -9,6 +9,99 @@ namespace WireMock.Net.Tests.RequestMatchers
 {
     public class RequestMessageCookieMatcherTests
     {
+        [Fact]
+        public void RequestMessageCookieMatcher_GetMatchingScore_AcceptOnMatch_CookieDoesNotExists()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1");
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "c", "x");
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(0.0d);
+        }
+
+        [Fact]
+        public void RequestMessageCookieMatcher_GetMatchingScore_RejectOnMatch_CookieDoesNotExists()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("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 Uri("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 Uri("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "no-match", "123");
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageCookieMatcher_GetMatchingScore_AcceptOnMatch()
+        {
+            // Assign
+            var cookies = new Dictionary<string, string> { { "h", "x" } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.AcceptOnMatch, "h", "x");
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageCookieMatcher_GetMatchingScore_RejectOnMatch()
+        {
+            // Assign
+            var cookies = new Dictionary<string, string> { { "h", "x" } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, null, cookies);
+            var matcher = new RequestMessageCookieMatcher(MatchBehaviour.RejectOnMatch, "h", "x");
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(0.0d);
+        }
+
         [Fact]
         public void RequestMessageCookieMatcher_GetMatchingScore_IStringMatcher_Match()
         {
diff --git a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageHeaderMatcherTests.cs b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageHeaderMatcherTests.cs
index c273a882..d0804830 100644
--- a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageHeaderMatcherTests.cs
+++ b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageHeaderMatcherTests.cs
@@ -9,11 +9,104 @@ namespace WireMock.Net.Tests.RequestMatchers
 {
     public class RequestMessageHeaderMatcherTests
     {
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_AcceptOnMatch_HeaderDoesNotExists()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1");
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, "h", "x", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(0.0d);
+        }
+
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_RejectOnMatch_HeaderDoesNotExists()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1");
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.RejectOnMatch, "h", "x", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_AcceptOnMatch_HeaderDoesNotMatchPattern()
+        {
+            // Assign
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, headers);
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, "no-match", "123", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(0.0d);
+        }
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_RejectOnMatch_HeaderDoesNotMatchPattern()
+        {
+            // Assign
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, headers);
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.RejectOnMatch, "no-match", "123", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_AcceptOnMatch()
+        {
+            // Assign
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, headers);
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.AcceptOnMatch, "h", "x", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageHeaderMatcher_GetMatchingScore_RejectOnMatch()
+        {
+            // Assign
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
+            var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, headers);
+            var matcher = new RequestMessageHeaderMatcher(MatchBehaviour.RejectOnMatch, "h", "x", true);
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(0.0d);
+        }
+
         [Fact]
         public void RequestMessageHeaderMatcher_GetMatchingScore_IStringMatcher_Match()
         {
             // Assign
-            var headers = new Dictionary<string, string[]> { { "h", new [] { "x" } } };
+            var headers = new Dictionary<string, string[]> { { "h", new[] { "x" } } };
             var requestMessage = new RequestMessage(new Uri("http://localhost"), "GET", "127.0.0.1", null, headers);
             var matcher = new RequestMessageHeaderMatcher("h", new ExactMatcher("x"));