Add map feature extraction workflow

backend/tests/test_sprint105_map_feature_extract.py

@@ -0,0 +1,45 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[2]
+
+
+def test_map_workspace_exposes_feature_extract_actions() -> None:
+    map_workspace = (ROOT / "frontend" / "src" / "components" / "map" / "MapWorkspace.tsx").read_text(
+        encoding="utf-8"
+    )
+
+    assert "Selection & extract" in map_workspace
+    assert "downloadSelectedMapFeature" in map_workspace
+    assert "copySelectedMapFeatureProperties" in map_workspace
+    assert "selected-feature.geojson" in map_workspace
+    assert "Download selected GeoJSON" in map_workspace
+    assert "Copy selected properties" in map_workspace
+    assert "Clear selection" in map_workspace
+    assert "featureGeometrySummary" in map_workspace
+    assert "featureExtractionEntries" in map_workspace
+
+
+def test_geomap_highlights_selected_feature_layer() -> None:
+    geomap = (ROOT / "frontend" / "src" / "components" / "GeoMap.tsx").read_text(encoding="utf-8")
+    app = (ROOT / "frontend" / "src" / "App.tsx").read_text(encoding="utf-8")
+
+    assert "selectedFeature?: GeoJSON.Feature | null" in geomap
+    assert "selected-feature" in geomap
+    assert "selected-feature-fill" in geomap
+    assert "selected-feature-line" in geomap
+    assert "selected-feature-circle" in geomap
+    assert "selectedFeature={selectedMapFeature}" in app
+
+
+def test_feature_extract_css_is_responsive_and_scannable() -> None:
+    css = (ROOT / "frontend" / "src" / "styles" / "app.css").read_text(encoding="utf-8")
+
+    assert ".feature-extract-surface" in css
+    assert ".feature-extract-grid" in css
+    assert ".feature-extract-actions" in css
+    assert ".feature-property-table" in css
+    assert ".feature-extract-empty" in css
+    assert "grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr));" in css