WireMock.Net.Testcontainers (#948)

* WireMock.Net.Testcontainers

* .

* logger?

* .

* .

* WatchStaticMappings

* linux

* .

* --

* ContainerInfo

* .

* 02

* .

* fix

* .

src/WireMock.Net.Testcontainers/WireMockContainer.cs

@@ -0,0 +1,110 @@
+using System;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Text;
+using DotNet.Testcontainers.Containers;
+using JetBrains.Annotations;
+using Microsoft.Extensions.Logging;
+using RestEase;
+using Stef.Validation;
+using WireMock.Client;
+
+namespace WireMock.Net.Testcontainers;
+
+/// <summary>
+/// A container for running WireMock in a docker environment.
+/// </summary>
+public sealed class WireMockContainer : DockerContainer
+{
+    internal const int ContainerPort = 80;
+
+    private readonly WireMockConfiguration _configuration;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="WireMockContainer" /> class.
+    /// </summary>
+    /// <param name="configuration">The container configuration.</param>
+    /// <param name="logger">The logger.</param>
+    public WireMockContainer(WireMockConfiguration configuration, ILogger logger) : base(configuration, logger)
+    {
+        _configuration = Guard.NotNull(configuration);
+    }
+
+    /// <summary>
+    /// Gets the public Url.
+    /// </summary>
+    [PublicAPI]
+    public string GetPublicUrl() => GetPublicUri().ToString();
+
+    /// <summary>
+    /// Create a RestEase Admin client which can be used to call the admin REST endpoint.
+    /// </summary>
+    /// <returns>A <see cref="IWireMockAdminApi"/></returns>
+    [PublicAPI]
+    public IWireMockAdminApi CreateWireMockAdminClient()
+    {
+        ValidateIfRunning();
+
+        var api = RestClient.For<IWireMockAdminApi>(GetPublicUri());
+
+        if (_configuration.HasBasicAuthentication)
+        {
+            api.Authorization = new AuthenticationHeaderValue("Basic", Convert.ToBase64String(Encoding.ASCII.GetBytes($"{_configuration.Username}:{_configuration.Password}")));
+        }
+
+        return api;
+    }
+
+    /// <summary>
+    /// Create a <see cref="HttpClient"/> which can be used to call this instance.
+    /// <param name="handlers">
+    /// An ordered list of System.Net.Http.DelegatingHandler instances to be invoked
+    /// as an System.Net.Http.HttpRequestMessage travels from the System.Net.Http.HttpClient
+    /// to the network and an System.Net.Http.HttpResponseMessage travels from the network
+    /// back to System.Net.Http.HttpClient. The handlers are invoked in a top-down fashion.
+    /// That is, the first entry is invoked first for an outbound request message but
+    /// last for an inbound response message.
+    /// </param>
+    /// </summary>
+    [PublicAPI]
+    public HttpClient CreateClient(params DelegatingHandler[] handlers)
+    {
+        ValidateIfRunning();
+
+        var client = HttpClientFactory.Create(handlers);
+        client.BaseAddress = GetPublicUri();
+        return client;
+    }
+
+    /// <summary>
+    /// Create a <see cref="HttpClient"/> (one for each URL) which can be used to call this instance.
+    /// <param name="innerHandler">The inner handler represents the destination of the HTTP message channel.</param>
+    /// <param name="handlers">
+    /// An ordered list of System.Net.Http.DelegatingHandler instances to be invoked
+    /// as an System.Net.Http.HttpRequestMessage travels from the System.Net.Http.HttpClient
+    /// to the network and an System.Net.Http.HttpResponseMessage travels from the network
+    /// back to System.Net.Http.HttpClient. The handlers are invoked in a top-down fashion.
+    /// That is, the first entry is invoked first for an outbound request message but
+    /// last for an inbound response message.
+    /// </param>
+    /// </summary>
+    [PublicAPI]
+    public HttpClient CreateClient(HttpMessageHandler innerHandler, params DelegatingHandler[] handlers)
+    {
+        ValidateIfRunning();
+
+        var client = HttpClientFactory.Create(innerHandler, handlers);
+        client.BaseAddress = GetPublicUri();
+        return client;
+    }
+
+    private void ValidateIfRunning()
+    {
+        if (State != TestcontainersStates.Running)
+        {
+            throw new InvalidOperationException("Unable to create HttpClient because the WireMock.Net is not yet running.");
+        }
+    }
+
+    private Uri GetPublicUri() => new UriBuilder(Uri.UriSchemeHttp, Hostname, GetMappedPublicPort(ContainerPort)).Uri;
+}