from pathlib import Path


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


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

    assert ".export-preview-summary" in css
    assert ".export-preview-summary-card" in css
    assert ".export-preview-json-shell" in css
    assert ".export-preview-json-toolbar" in css
    assert ".export-preview-json-body" in css
    assert ".export-preview-json-body .job-result" in css
    assert "max-height: 32rem;" in css
    assert "overflow-wrap: anywhere;" in css
    assert "white-space: pre-wrap;" in css


def test_export_preview_component_exposes_summary_and_scroll_shell() -> None:
    export_preview = (ROOT / "frontend" / "src" / "components" / "exports" / "ExportPreview.tsx").read_text(
        encoding="utf-8"
    )

    assert "previewStats" in export_preview
    assert 'className="export-preview-summary"' in export_preview
    assert 'className="export-preview-summary-card"' in export_preview
    assert 'className="export-preview-json-shell"' in export_preview
    assert 'className="export-preview-json-toolbar"' in export_preview
    assert 'className="export-preview-json-body"' in export_preview
    assert "Velden" in export_preview
    assert "Grootte" in export_preview