Remove Jenkinsfile and add unit tests for various models including Address, Domain, Nameserver, Section, Session, Subnetwork, Tag, Vlan, and Vrf. Introduce mock classes for HTTP requests and cmdlet testing.

classlib.tests/Mocks/MockHttpMessageHandler.cs

@@ -0,0 +1,172 @@
+namespace PS.IPAM.Tests.Mocks;
+
+using System.Net;
+
+/// <summary>
+/// A mock HTTP message handler for testing HTTP requests without making actual network calls.
+/// This handler does not dispose itself when the HttpClient is disposed, allowing reuse in tests.
+/// </summary>
+public class MockHttpMessageHandler : HttpMessageHandler
+{
+    private readonly Queue<MockResponse> _responses = new();
+    private readonly List<HttpRequestMessage> _requests = new();
+    private bool _disposed = false;
+
+    /// <summary>
+    /// Gets all requests that were sent through this handler.
+    /// </summary>
+    public IReadOnlyList<HttpRequestMessage> Requests => _requests.AsReadOnly();
+
+    /// <summary>
+    /// Gets the last request that was sent through this handler.
+    /// </summary>
+    public HttpRequestMessage? LastRequest => _requests.LastOrDefault();
+
+    /// <summary>
+    /// Queues a response to be returned for the next request.
+    /// </summary>
+    public MockHttpMessageHandler WithResponse(HttpStatusCode statusCode, string content, string contentType = "application/json")
+    {
+        _responses.Enqueue(new MockResponse(statusCode, content, contentType));
+        return this;
+    }
+
+    /// <summary>
+    /// Queues a successful JSON response.
+    /// </summary>
+    public MockHttpMessageHandler WithJsonResponse(string jsonContent)
+    {
+        return WithResponse(HttpStatusCode.OK, jsonContent, "application/json");
+    }
+
+    /// <summary>
+    /// Queues a successful response with phpIPAM-style wrapper.
+    /// </summary>
+    public MockHttpMessageHandler WithSuccessResponse(string dataJson)
+    {
+        var response = $"{{\"code\":200,\"success\":true,\"data\":{dataJson}}}";
+        return WithJsonResponse(response);
+    }
+
+    /// <summary>
+    /// Queues a 404 Not Found response.
+    /// </summary>
+    public MockHttpMessageHandler WithNotFoundResponse()
+    {
+        return WithResponse(HttpStatusCode.NotFound, "{\"code\":404,\"success\":false,\"message\":\"Not found\"}", "application/json");
+    }
+
+    /// <summary>
+    /// Queues an error response.
+    /// </summary>
+    public MockHttpMessageHandler WithErrorResponse(HttpStatusCode statusCode, string message)
+    {
+        var response = $"{{\"code\":{(int)statusCode},\"success\":false,\"message\":\"{message}\"}}";
+        return WithResponse(statusCode, response, "application/json");
+    }
+
+    /// <summary>
+    /// Queues an exception to be thrown on the next request.
+    /// </summary>
+    public MockHttpMessageHandler WithException(Exception exception)
+    {
+        _responses.Enqueue(new MockResponse(exception));
+        return this;
+    }
+
+    protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
+    {
+        if (_disposed)
+        {
+            throw new ObjectDisposedException(nameof(MockHttpMessageHandler));
+        }
+
+        _requests.Add(request);
+
+        if (_responses.Count == 0)
+        {
+            throw new InvalidOperationException("No mock response configured. Call WithResponse() before making requests.");
+        }
+
+        var mockResponse = _responses.Dequeue();
+
+        if (mockResponse.Exception != null)
+        {
+            throw mockResponse.Exception;
+        }
+
+        var response = new HttpResponseMessage(mockResponse.StatusCode)
+        {
+            Content = new StringContent(mockResponse.Content, System.Text.Encoding.UTF8, mockResponse.ContentType),
+            RequestMessage = request
+        };
+
+        return Task.FromResult(response);
+    }
+
+    protected override void Dispose(bool disposing)
+    {
+        // Don't actually dispose - allow reuse in tests
+        // The test itself is responsible for cleanup
+    }
+
+    /// <summary>
+    /// Actually disposes the handler. Call this in test cleanup.
+    /// </summary>
+    public void ForceDispose()
+    {
+        _disposed = true;
+        base.Dispose(true);
+    }
+
+    /// <summary>
+    /// Verifies that a request was made to the expected URL.
+    /// </summary>
+    public bool WasRequestMadeTo(string urlContains)
+    {
+        return _requests.Any(r => r.RequestUri?.ToString().Contains(urlContains) == true);
+    }
+
+    /// <summary>
+    /// Verifies that a request with the expected method was made.
+    /// </summary>
+    public bool WasRequestMadeWithMethod(HttpMethod method)
+    {
+        return _requests.Any(r => r.Method == method);
+    }
+
+    /// <summary>
+    /// Gets the value of a header from the last request.
+    /// </summary>
+    public string? GetLastRequestHeader(string headerName)
+    {
+        if (LastRequest?.Headers.TryGetValues(headerName, out var values) == true)
+        {
+            return values.FirstOrDefault();
+        }
+        return null;
+    }
+
+    private class MockResponse
+    {
+        public HttpStatusCode StatusCode { get; }
+        public string Content { get; }
+        public string ContentType { get; }
+        public Exception? Exception { get; }
+
+        public MockResponse(HttpStatusCode statusCode, string content, string contentType)
+        {
+            StatusCode = statusCode;
+            Content = content;
+            ContentType = contentType;
+        }
+
+        public MockResponse(Exception exception)
+        {
+            Exception = exception;
+            StatusCode = HttpStatusCode.InternalServerError;
+            Content = string.Empty;
+            ContentType = string.Empty;
+        }
+    }
+}