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chore: import upstream snapshot with attribution
2026-07-13 13:39:25 +08:00

81 lines
2.8 KiB
C#

// Copyright (c) Microsoft. All rights reserved.
using System;
using System.ClientModel.Primitives;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Azure.AI.Projects;
using Microsoft.Extensions.AI;
#pragma warning disable OPENAI001, MEAI001, MAAI001, SCME0001
namespace Microsoft.Agents.AI.Foundry.UnitTests;
/// <summary>
/// Shared helpers and fake clients used by the served-model test suite
/// (<see cref="ServedModelScopeTests"/>, <see cref="ServedModelPolicyTests"/>).
/// </summary>
internal static class ServedModelTestHelpers
{
public static string MinimalResponseJson() => """
{
"id":"resp_1","object":"response","created_at":1700000000,"status":"completed",
"model":"fake","output":[],"usage":{"input_tokens":1,"output_tokens":1,"total_tokens":2}
}
""";
/// <summary>
/// Creates a <see cref="FoundryChatClient"/> backed by a real OpenAI Responses pipeline
/// routed through the supplied <paramref name="handler"/>. The <see cref="ServedModelPolicy"/>
/// is registered automatically by the <see cref="FoundryChatClient"/> constructor.
/// </summary>
public static IChatClient CreateChatClientWithPolicy(HttpMessageHandler handler)
{
#pragma warning disable CA5399
var http = new HttpClient(handler);
#pragma warning restore CA5399
var projectClient = new AIProjectClient(
new Uri("https://test.openai.azure.com/"),
new FakeAuthenticationTokenProvider(),
new AIProjectClientOptions { Transport = new HttpClientPipelineTransport(http) });
return new FoundryChatClient(projectClient, "fake");
}
/// <summary>
/// An <see cref="HttpClientHandler"/> that returns a fixed response body and optionally
/// includes the <c>x-ms-served-model</c> response header.
/// </summary>
public sealed class ServedModelHandler : HttpClientHandler
{
private readonly string _body;
private readonly string? _servedModel;
public ServedModelHandler(string body, string? servedModel)
{
this._body = body;
this._servedModel = servedModel;
}
protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
{
var resp = new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new StringContent(this._body, Encoding.UTF8, "application/json"),
RequestMessage = request,
};
if (this._servedModel is not null)
{
resp.Headers.Add("x-ms-served-model", this._servedModel);
}
return Task.FromResult(resp);
}
}
}