fix(map): read all relevant selection sources

backend/tests/test_sprint237_flanders_thematic_on_demand.py

@@ -29,19 +29,23 @@ def test_flanders_workspace_exposes_governed_thematic_products_on_demand() -> No
     assert "/datasets/thematic-raster/acquire" in api
 
 
-def test_selection_reads_persisted_themes_but_acquires_only_the_active_theme() -> None:
+def test_selection_reads_and_bounded_acquires_all_relevant_themes() -> None:
     workspace = read("frontend/src/components/map/MapWorkspace.tsx")
     app = read("frontend/src/App.tsx")
     selection_hook = read("frontend/src/hooks/useMapThemeSelectionInsights.ts")
 
     assert "for (const theme of DATA_THEMES)" in workspace
-    assert ".filter((product) => product.theme === activeThemeId)" in workspace
+    assert "? onDemandProductsForZones(resolvedZones)" in workspace
+    assert ".filter((product) => product.theme === activeThemeId)" not in workspace
     assert "await loadThemeInsights(bbox, availableThemes, areaId)" in workspace
     assert "!regionalPartitionedThemeActive && !onDemandThemeActive" in workspace
     assert "onRefreshProjectData" in workspace
     assert "selectedProjectId ? loadProjectData(selectedProjectId)" in app
     assert "successful.some((item) => item.acquisition)" in selection_hook
     assert "await onDatasetsChanged()" in selection_hook
+    assert "settleWithConcurrency(" in selection_hook
+    assert "queries," in selection_hook
+    assert "3," in selection_hook
 
 
 def test_regional_on_demand_sources_require_a_bounded_drawn_selection() -> None: