using File.Application.Features.Files.DTOs;
using File.Application.Features.Files.Handlers;
using File.Application.Features.Files.Queries;
using Xunit;

namespace BuildFlow.File.Tests;

/// <summary>
/// 批量文件预览路径查询测试。覆盖空引用、外链、对象键转义和输入去重。
/// </summary>
public class ResolveFilePreviewPathsQueryHandlerTests
{
    [Fact]
    public async Task Handle_ShouldResolveDistinctReferencesWithoutStorageAccess()
    {
        var handler = new ResolveFilePreviewPathsQueryHandler();

        var result = await handler.Handle(new ResolveFilePreviewPathsQuery(
        [
            null,
            "",
            " ",
            "http://cdn.example.com/avatar.png",
            "HTTPS://cdn.example.com/avatar-2.png",
            "avatars/alice one/#photo.png",
            "avatars/alice one/#photo.png",
        ]), CancellationToken.None);

        Assert.Equal(6, result.Count);
        Assert.Contains(new FilePreviewPathDto(null, null), result);
        Assert.Contains(new FilePreviewPathDto("", null), result);
        Assert.Contains(new FilePreviewPathDto(" ", null), result);
        Assert.Contains(new FilePreviewPathDto(
            "http://cdn.example.com/avatar.png",
            "http://cdn.example.com/avatar.png"), result);
        Assert.Contains(new FilePreviewPathDto(
            "HTTPS://cdn.example.com/avatar-2.png",
            "HTTPS://cdn.example.com/avatar-2.png"), result);
        Assert.Contains(new FilePreviewPathDto(
            "avatars/alice one/#photo.png",
            "/api/files/preview?objectKey=avatars%2Falice%20one%2F%23photo.png"), result);
    }
}