from pathlib import Path


ROOT = Path(__file__).resolve().parents[2]


def test_result_state_css_contracts() -> None:
    css = (ROOT / "frontend" / "src" / "styles" / "app.css").read_text(encoding="utf-8")

    assert ".result-state" in css
    assert ".result-state-error" in css
    assert ".result-state-empty" in css
    assert ".result-state-loading" in css
    assert ".result-state-ready" in css
    assert ".result-state strong" in css
    assert ".result-state p" in css
    assert "overflow-wrap: anywhere;" in css


def test_quality_and_export_panels_use_result_state_blocks() -> None:
    quality_panel = (ROOT / "frontend" / "src" / "components" / "quality" / "QualityResultsPanel.tsx").read_text(
        encoding="utf-8"
    )
    export_center = (ROOT / "frontend" / "src" / "components" / "exports" / "ExportCenter.tsx").read_text(
        encoding="utf-8"
    )

    assert 'className="result-state result-state-error"' in quality_panel
    assert 'className="result-state result-state-empty"' in quality_panel
    assert 'className="result-state result-state-error"' in export_center
    assert 'className="result-state result-state-empty"' in export_center
    assert 'className="result-state result-state-loading"' in export_center


def test_ai_labs_use_result_state_blocks() -> None:
    detection_lab = (ROOT / "frontend" / "src" / "components" / "detection" / "DetectionLab.tsx").read_text(
        encoding="utf-8"
    )
    segmentation_lab = (
        ROOT / "frontend" / "src" / "components" / "segmentation" / "SegmentationLab.tsx"
    ).read_text(encoding="utf-8")

    for content in (detection_lab, segmentation_lab):
        assert 'className="result-state result-state-loading"' in content
        assert 'className="result-state result-state-error"' in content
        assert 'className="result-state result-state-empty"' in content
        assert 'className="result-state result-state-ready"' in content