using FluentAssertions;
using StellaOps.Interop;
using Xunit;
using Xunit.Sdk;

namespace StellaOps.Interop.Tests;

public sealed partial class ToolManagerTests
{
    [Fact]
    public async Task RunAsync_ReturnsFailure_WhenToolMissingAsync()
    {
        var workDir = CreateTempDirectory();
        try
        {
            var manager = new ToolManager(workDir);

            var result = await manager.RunAsync("missing-tool", "--version", CancellationToken.None);

            result.Success.Should().BeFalse();
            result.Error.Should().Contain("Tool not found");
            result.ExitCode.Should().Be(-1);
        }
        finally
        {
            DeleteDirectory(workDir);
        }
    }

    [Fact]
    public async Task RunAsync_ReturnsSuccess_WhenShellExecutesScriptAsync()
    {
        var workDir = CreateTempDirectory();
        try
        {
            var scriptPath = WriteShellScript(workDir);
            var shellPath = ResolveShellPath();

            if (string.IsNullOrWhiteSpace(shellPath) || !File.Exists(shellPath))
                throw SkipException.ForSkip("Shell not available for interop tool test.");

            var toolPaths = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase)
            {
                ["shell"] = shellPath
            };

            var args = OperatingSystem.IsWindows()
                ? $"/c \"{scriptPath}\""
                : $"\"{scriptPath}\"";

            var manager = new ToolManager(workDir, toolPaths);
            var result = await manager.RunAsync("shell", args, CancellationToken.None);

            result.Success.Should().BeTrue();
            result.StdOut.Should().Contain("ok");
        }
        finally
        {
            DeleteDirectory(workDir);
        }
    }
}