typo plus force added util for test

Author: gyurebalint

test/Serilog.Settings.Configuration.Tests/ConfigurationReaderTests.cs

@@ -333,7 +333,7 @@ public void ParseLogEventLevelThrowsForInvalidValues(string value)
     [Fact]
     public void ParamsStringArrayParameter_WithNoArgsSupplied_IsMatchedOptional()
     {
-        var candidateMethods = typeof(ParamsArrayExtentions)
+        var candidateMethods = typeof(ParamsArrayExtensions)
             .GetTypeInfo()
             .DeclaredMethods
             .ToList();
@@ -352,7 +352,7 @@ public void ParamsStringArrayParameter_ImplicitValueIsEmptyArray()
             AssemblyFinder.ForSource(ConfigurationAssemblySource.UseLoadedAssemblies),
             new ConfigurationReaderOptions());
 
-        var method = typeof(ParamsArrayExtentions).GetMethod("WithParamsArray")!;
+        var method = typeof(ParamsArrayExtensions).GetMethod("WithParamsArray")!;
         var param = method.GetParameters().Last();
 
         var result = reader.GetImplicitValueForNotSpecifiedKey(param, method);

test/Serilog.Settings.Configuration.Tests/Support/ParamsArrayExtensions.cs

@@ -0,0 +1,25 @@
+using Serilog.Configuration;
+using Serilog.Core;
+using Serilog.Events;
+
+namespace Serilog.Settings.Configuration.Tests.Support
+{
+    internal static class ParamsArrayExtensions
+    {
+        public static LoggerConfiguration WithParamsArray(this LoggerEnrichmentConfiguration configuration, params string[] values)
+        {
+            return configuration.With(new ParamsArrayEnricher(values));
+        }
+    }
+
+    public class ParamsArrayEnricher : ILogEventEnricher
+    {
+        public static string[]? LastValues { get; set; }
+        public ParamsArrayEnricher(string[] values)
+        {
+            LastValues = values;
+        }
+
+        public void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory) { }
+    }
+}