import pytest
import inspect


def test_context_composition_panel_replaces_placeholder():
    import src.gui_2 as gui_2

    source = inspect.getsource(gui_2.App._gui_func)
    assert "_render_context_composition_placeholder" not in source, (
        "Placeholder should be replaced"
    )
    assert "_render_context_composition_panel" in source, (
        "Should have _render_context_composition_panel"
    )


def test_context_composition_has_save_load_buttons():
    import src.gui_2 as gui_2

    source = inspect.getsource(gui_2.App._render_context_composition_panel)
    assert "Save as Preset" in source or "save" in source.lower(), (
        "Should have Save functionality"
    )
    assert "Load Preset" in source or "load" in source.lower(), (
        "Should have Load functionality"
    )


def test_context_composition_shows_files():
    import src.gui_2 as gui_2

    source = inspect.getsource(gui_2.App._render_context_composition_panel)
    assert "files" in source.lower() or "Files" in source, "Should show files"


def test_context_composition_has_preset_list():
    import src.gui_2 as gui_2

    source = inspect.getsource(gui_2.App._render_context_composition_panel)
    assert "context_presets" in source or "preset" in source.lower(), (
        "Should reference presets"
    )