Fix BodyAsFile to also allow relative paths (#244)

* Read only .json files as static mapping files and fix current folder for BodyAsFile

* include .json again

* LocalFileSystemHandler_ReadResponseBodyAsFile_Throws

* Read array from static mappings folder

* xml soap example

examples/WireMock.Net.Console.NETCoreApp2/WireMock.Net.Console.NETCoreApp2.csproj

@@ -18,6 +18,10 @@
     </Content>
   </ItemGroup>
 
+  <ItemGroup>
+    <None Remove="__admin\mappings\array.json" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\..\src\WireMock.Net\WireMock.Net.csproj" />
     <PackageReference Include="log4net" Version="2.0.8" />
@@ -37,6 +41,9 @@
     <None Update="__admin\mappings\791a3f31-6946-4ce7-8e6f-0237c7443275.json">
       <CopyToOutputDirectory>Never</CopyToOutputDirectory>
     </None>
+    <None Update="__admin\mappings\MyXmlResponse.xml">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 
 </Project>

examples/WireMock.Net.Console.NETCoreApp2/__admin/mappings/BodyAsFileExample.json

@@ -0,0 +1,22 @@
+{
+    "Request": {
+        "Path": {
+            "Matchers": [
+                {
+                    "Name": "WildcardMatcher",
+                    "Pattern": "/bodyasfilexmltest",
+                    "IgnoreCase": false
+                }
+            ]
+        },
+        "Methods": [
+            "get"
+        ]
+    },
+    "Response": {
+        "StatusCode": 200,
+        "Headers": {"Content-Type": "application/xml"},
+        "BodyAsFile": "MyXmlResponse.xml",
+        "UseTransformer": false
+    }
+}

examples/WireMock.Net.Console.NETCoreApp2/__admin/mappings/MyXmlResponse.xml

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

examples/WireMock.Net.Console.NETCoreApp2/__admin/mappings/array.json

@@ -0,0 +1,46 @@
+[
+  {
+    "Title": "1",
+    "Request": {
+      "Path": {
+        "Matchers": [
+          {
+            "Name": "WildcardMatcher",
+            "Pattern": "/mappings_static_1"
+          }
+        ]
+      },
+      "Methods": [
+        "get"
+      ]
+    },
+    "Response": {
+      "BodyAsJson": { "result": "mappings static_1" },
+      "Headers": {
+        "Content-Type": "application/json"
+      }
+    }
+  },
+  {
+    "Title": "2",
+    "Request": {
+      "Path": {
+        "Matchers": [
+          {
+            "Name": "WildcardMatcher",
+            "Pattern": "/mappings_static_2"
+          }
+        ]
+      },
+      "Methods": [
+        "get"
+      ]
+    },
+    "Response": {
+      "BodyAsJson": { "result": "mappings static_2" },
+      "Headers": {
+        "Content-Type": "application/json"
+      }
+    }
+  }
+]