using ClaudeDo.Data;
using Xunit;

namespace ClaudeDo.Data.Tests;

public class TaskPromptComposerTests
{
    [Fact]
    public void Composes_title_description_and_open_steps()
    {
        var result = TaskPromptComposer.Compose(
            "Refactor diff viewer",
            "Share the row template.",
            new (string, bool)[] { ("Done step", true), ("Open step", false) });

        Assert.Equal(
            "Refactor diff viewer\n\nShare the row template.\n\n## Sub-Tasks\n- [ ] Open step\n",
            result);
    }

    [Fact]
    public void Drops_resolved_steps_and_omits_section_when_none_open()
    {
        var result = TaskPromptComposer.Compose(
            "Title",
            "Desc",
            new (string, bool)[] { ("a", true), ("b", true) });

        Assert.Equal("Title\n\nDesc", result);
    }

    [Fact]
    public void Omits_description_when_blank()
    {
        var result = TaskPromptComposer.Compose("Title", "   ", new (string, bool)[] { ("open", false) });

        Assert.Equal("Title\n\n## Sub-Tasks\n- [ ] open\n", result);
    }

    [Fact]
    public void Title_only_when_no_description_or_steps()
    {
        Assert.Equal("Just a title", TaskPromptComposer.Compose("Just a title", null, System.Array.Empty<(string, bool)>()));
    }
}