Add unit-test for Param - MatcherModel - LinqMatcher (#961)

Author: StefH

test/WireMock.Net.Tests/MappingBuilderTests.GetMappings.verified.txt

@@ -14,6 +14,17 @@
       },
       Methods: [
         GET
+      ],
+      Params: [
+        {
+          Name: test,
+          Matchers: [
+            {
+              Name: LinqMatcher,
+              Pattern: it.Length < 10
+            }
+          ]
+        }
       ]
     },
     Response: {

test/WireMock.Net.Tests/MappingBuilderTests.ToJson.verified.txt

@@ -14,6 +14,17 @@
       },
       Methods: [
         GET
+      ],
+      Params: [
+        {
+          Name: test,
+          Matchers: [
+            {
+              Name: LinqMatcher,
+              Pattern: it.Length < 10
+            }
+          ]
+        }
       ]
     },
     Response: {

test/WireMock.Net.Tests/MappingBuilderTests.cs

@@ -6,6 +6,7 @@
 using VerifyXunit;
 using WireMock.Handlers;
 using WireMock.Logging;
+using WireMock.Matchers;
 using WireMock.Net.Tests.VerifyExtensions;
 using WireMock.Owin;
 using WireMock.RequestBuilders;
@@ -65,6 +66,7 @@ public MappingBuilderTests()
 
         _sut.Given(Request.Create()
             .WithPath("/foo")
+            .WithParam("test", new LinqMatcher("it.Length < 10"))
             .UsingGet()
         )
         .WithGuid(MappingGuid)