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test/WireMock.Net.Tests/Extensions/HttpClientExtensions.cs

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+// Copyright © WireMock.Net
+
+#if !NET5_0_OR_GREATER
+namespace System.Net.Http;
+
+/// <summary>
+/// Extension methods for HttpClient to provide CancellationToken support in frameworks before .NET 5.0.
+/// </summary>
+internal static class HttpClientExtensions
+{
+    /// <summary>
+    /// Sends a GET request to the specified Uri as an asynchronous operation.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<HttpResponseMessage> GetAsync(this HttpClient client, Uri requestUri, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.GetAsync(requestUri);
+    }
+
+    /// <summary>
+    /// Sends a GET request to the specified Uri and return the response body as a string.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<string> GetStringAsync(this HttpClient client, string requestUri, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.GetStringAsync(requestUri);
+    }
+
+    /// <summary>
+    /// Sends a GET request to the specified Uri and return the response body as a string.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<string> GetStringAsync(this HttpClient client, Uri requestUri, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.GetStringAsync(requestUri);
+    }
+
+    /// <summary>
+    /// Sends a POST request to the specified Uri as an asynchronous operation.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<HttpResponseMessage> PostAsync(this HttpClient client, string requestUri, HttpContent content, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.PostAsync(requestUri, content);
+    }
+
+    /// <summary>
+    /// Sends a POST request to the specified Uri as an asynchronous operation.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<HttpResponseMessage> PostAsync(this HttpClient client, Uri requestUri, HttpContent content, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.PostAsync(requestUri, content);
+    }
+
+    /// <summary>
+    /// Sends an HTTP request as an asynchronous operation.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<HttpResponseMessage> SendAsync(this HttpClient client, HttpRequestMessage request, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return client.SendAsync(request);
+    }
+}
+
+/// <summary>
+/// Extension methods for HttpContent to provide CancellationToken support in frameworks before .NET 5.0.
+/// </summary>
+internal static class HttpContentExtensions
+{
+    /// <summary>
+    /// Serialize the HTTP content to a string as an asynchronous operation.
+    /// This extension is only used in frameworks prior to .NET 5.0 where CancellationToken is not supported.
+    /// </summary>
+    public static Task<string> ReadAsStringAsync(this HttpContent content, CancellationToken _)
+    {
+        // In older frameworks, we ignore the cancellation token since it's not supported
+        return content.ReadAsStringAsync();
+    }
+}
+#endif