Consolidate redundant logging configuration method.

Author: max-lancaster

src/PactNet.Interop/LogLevelExtensions.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.InteropServices;
 
 namespace PactNet.Interop;
 
@@ -22,7 +23,7 @@ public static void InitialiseLogging(this PactLogLevel level)
                 return;
             }
 
-            NativeInterop.LogToBuffer(level switch
+            LoggingInterop.LogToBuffer(level switch
             {
                 PactLogLevel.Trace => LevelFilter.Trace,
                 PactLogLevel.Debug => LevelFilter.Debug,
@@ -35,5 +36,14 @@ public static void InitialiseLogging(this PactLogLevel level)
 
             LogInitialised = true;
         }
+
+    }
+
+    private static class LoggingInterop
+    {
+        private const string DllName = "pact_ffi";
+
+        [DllImport(DllName, EntryPoint = "pactffi_log_to_buffer")]
+        public static extern int LogToBuffer(LevelFilter levelFilter);
     }
 }

src/PactNet.Interop/NativeInterop.cs

@@ -10,9 +10,6 @@ public static class NativeInterop
     {
         private const string DllName = "pact_ffi";
 
-        [DllImport(DllName, EntryPoint = "pactffi_log_to_buffer")]
-        public static extern int LogToBuffer(LevelFilter levelFilter);
-
         #region Http Interop Support
 
         [DllImport(DllName, EntryPoint = "pactffi_fetch_log_buffer")]

src/PactNet/Verifier/InteropVerifierProvider.cs

@@ -31,17 +31,7 @@ public InteropVerifierProvider(PactVerifierConfig config)
         /// </summary>
         public void Initialise()
         {
-            NativeInterop.LogToBuffer(config.LogLevel switch
-            {
-                PactLogLevel.Trace => LevelFilter.Trace,
-                PactLogLevel.Debug => LevelFilter.Debug,
-                PactLogLevel.Information => LevelFilter.Info,
-                PactLogLevel.Warn => LevelFilter.Warn,
-                PactLogLevel.Error => LevelFilter.Error,
-                PactLogLevel.None => LevelFilter.Off,
-                _ => throw new ArgumentOutOfRangeException(nameof(config.LogLevel), config.LogLevel, "Invalid log level")
-            });
-
+            config.LogLevel.InitialiseLogging();
             this.handle = NativeInterop.VerifierNewForApplication("pact-net", typeof(InteropVerifierProvider).Assembly.GetName().Version.ToString());
         }
 

tests/PactNet.Tests/Drivers/FfiIntegrationTests.cs

@@ -23,7 +23,7 @@ public FfiIntegrationTests(ITestOutputHelper output)
         {
             this.output = output;
 
-            NativeInterop.LogToBuffer(LevelFilter.Trace);
+            PactLogLevel.Trace.InitialiseLogging();
         }
 
         [Fact]
@@ -36,7 +36,7 @@ public async Task HttpInteraction_v3_CreatesPactFile()
                 IHttpPactDriver pact = driver.NewHttpPact("NativeDriverTests-Consumer-V3",
                                                           "NativeDriverTests-Provider",
                                                           PactSpecification.V3);
-            
+
                 IHttpInteractionDriver interaction = pact.NewHttpInteraction("a sample interaction");
 
                 interaction.Given("provider state");