Fix StaticMappingsPath in WireMockContainerBuilder

Author: StefH

examples/WireMock.Net.TestcontainersExample/Program.cs

@@ -118,7 +118,7 @@ private static async Task TestAsync(string? image = null)
         }
         else
         {
-            builder = builder.WithMappings("./examples/WireMock.Net.Console.NET6/__admin/mappings");
+            builder = builder.WithMappings("/workspaces/WireMock.Net/examples/WireMock.Net.Console.NET6/__admin/mappings");
         }
 
         if (image != null)

src/WireMock.Net.Testcontainers/WireMockConfiguration.cs

@@ -1,5 +1,6 @@
 // Copyright © WireMock.Net
 
+using System;
 using Docker.DotNet.Models;
 using DotNet.Testcontainers.Builders;
 using DotNet.Testcontainers.Configurations;
@@ -16,6 +17,8 @@ public sealed class WireMockConfiguration : ContainerConfiguration
 
     public string? Password { get; }
 
+    public string? StaticMappingsPath { get; private set; }
+
     public bool HasBasicAuthentication => !string.IsNullOrEmpty(Username) && !string.IsNullOrEmpty(Password);
 
     public WireMockConfiguration(string? username = null, string? password = null)
@@ -61,5 +64,17 @@ public WireMockConfiguration(WireMockConfiguration oldValue, WireMockConfigurati
     {
         Username = BuildConfiguration.Combine(oldValue.Username, newValue.Username);
         Password = BuildConfiguration.Combine(oldValue.Password, newValue.Password);
+        StaticMappingsPath = BuildConfiguration.Combine(oldValue.StaticMappingsPath, newValue.StaticMappingsPath);
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="staticMappingsPath"></param>
+    /// <returns></returns>
+    public WireMockConfiguration WithStaticMappingsPath(string staticMappingsPath)
+    {
+        StaticMappingsPath = staticMappingsPath;
+        return this;
     }
 }

src/WireMock.Net.Testcontainers/WireMockContainerBuilder.cs

@@ -40,7 +40,7 @@ public sealed class WireMockContainerBuilder : ContainerBuilder<WireMockContaine
     });
 
     private OSPlatform? _imageOS;
-    private string? _staticMappingsPath;
+    // private string? _staticMappingsPath;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="ContainerBuilder" /> class.
@@ -143,9 +143,11 @@ public WireMockContainerBuilder WithWatchStaticMappings(bool includeSubDirectori
     [PublicAPI]
     public WireMockContainerBuilder WithMappings(string path, bool includeSubDirectories = false)
     {
-        _staticMappingsPath = Guard.NotNullOrEmpty(path);
+        Guard.NotNullOrEmpty(path);
 
-        return WithReadStaticMappings().WithCommand($"--WatchStaticMappingsInSubdirectories {includeSubDirectories}");
+        return Merge(DockerResourceConfiguration, DockerResourceConfiguration.WithStaticMappingsPath(path))
+            .WithReadStaticMappings()
+            .WithCommand($"--WatchStaticMappingsInSubdirectories {includeSubDirectories}");
     }
 
     private WireMockContainerBuilder(WireMockConfiguration dockerResourceConfiguration) : base(dockerResourceConfiguration)
@@ -178,9 +180,9 @@ public override WireMockContainer Build()
             _imageOS = builder.DockerResourceConfiguration.Image.FullName.IndexOf("windows", StringComparison.OrdinalIgnoreCase) >= 0 ? OSPlatform.Windows : OSPlatform.Linux;
         }
 
-        if (!string.IsNullOrEmpty(_staticMappingsPath))
+        if (!string.IsNullOrEmpty(builder.DockerResourceConfiguration.StaticMappingsPath))
         {
-            builder = builder.WithBindMount(_staticMappingsPath, _info[_imageOS.Value].MappingsPath);
+            builder = builder.WithBindMount(builder.DockerResourceConfiguration.StaticMappingsPath, _info[_imageOS.Value].MappingsPath);
         }
 
         builder.Validate();