using YZWater.Core.Services;

namespace YZWater.Core.Tests.Services;

/// <summary>
/// 路径锚定测试：数据/配置/日志必须落在程序目录下，而不是当前工作目录
/// （当前工作目录随启动方式变化，会让程序读不到自己的数据）
/// </summary>
public class AppPathsTests
{
    [Theory]
    [InlineData(nameof(AppPaths.Database))]
    [InlineData(nameof(AppPaths.Config))]
    [InlineData(nameof(AppPaths.ConfigLastGood))]
    [InlineData(nameof(AppPaths.Projects))]
    [InlineData(nameof(AppPaths.Backups))]
    [InlineData(nameof(AppPaths.Logs))]
    public void Path_IsAnchoredToExecutableDirectory(string name)
    {
        var value = name switch
        {
            nameof(AppPaths.Database) => AppPaths.Database,
            nameof(AppPaths.Config) => AppPaths.Config,
            nameof(AppPaths.ConfigLastGood) => AppPaths.ConfigLastGood,
            nameof(AppPaths.Projects) => AppPaths.Projects,
            nameof(AppPaths.Backups) => AppPaths.Backups,
            nameof(AppPaths.Logs) => AppPaths.Logs,
            _ => throw new ArgumentOutOfRangeException(nameof(name))
        };

        Assert.True(Path.IsPathRooted(value), $"{name} 必须是绝对路径");
        Assert.StartsWith(Path.GetFullPath(AppContext.BaseDirectory), Path.GetFullPath(value));
    }

    [Fact]
    public void Database_And_Config_UseExpectedFileNames()
    {
        Assert.Equal("yzwater.db", Path.GetFileName(AppPaths.Database));
        Assert.Equal("yzwater-config.json", Path.GetFileName(AppPaths.Config));
        // 备份副本必须与主配置同名加后缀：FileSystemWatcher 只监听主配置文件名
        Assert.Equal("yzwater-config.json.lastgood", Path.GetFileName(AppPaths.ConfigLastGood));
    }
}