Extract frontend orchestration hooks

backend/tests/test_sprint39_frontend_orchestration_hooks.py

@@ -0,0 +1,47 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[2]
+
+
+def test_app_uses_shared_orchestration_hooks() -> None:
+    app = (ROOT / "frontend" / "src" / "App.tsx").read_text(encoding="utf-8")
+
+    assert "useProviderCapabilities" in app
+    assert "useChangeDetectionWorkflow" in app
+    assert "useMapWorkspaceState" in app
+    assert "from './hooks/useProviderCapabilities'" in app
+    assert "from './hooks/useChangeDetectionWorkflow'" in app
+    assert "from './hooks/useMapWorkspaceState'" in app
+    assert "analysisApi" not in app
+    assert "externalApi" not in app
+
+
+def test_provider_capabilities_hook_owns_provider_api_calls() -> None:
+    hook = (ROOT / "frontend" / "src" / "hooks" / "useProviderCapabilities.ts").read_text(encoding="utf-8")
+
+    assert "externalApi.listProviders" in hook
+    assert "loadCapabilities" in hook
+    assert "loadingCapabilities" in hook
+    assert "capabilitiesError" in hook
+
+
+def test_change_detection_hook_owns_change_detection_api_calls() -> None:
+    hook = (ROOT / "frontend" / "src" / "hooks" / "useChangeDetectionWorkflow.ts").read_text(encoding="utf-8")
+
+    assert "analysisApi.runChangeDetection" in hook
+    assert "runChangeDetection" in hook
+    assert "changeDetectionResult" in hook
+    assert "loadDatasetJobs" in hook
+
+
+def test_map_workspace_state_hook_owns_derived_map_state() -> None:
+    hook = (ROOT / "frontend" / "src" / "hooks" / "useMapWorkspaceState.ts").read_text(encoding="utf-8")
+
+    assert "areaFeatureCollection" in hook
+    assert "mapFeatureCollection" in hook
+    assert "mapLayerLabel" in hook
+    assert "setSelectedMapFeature(null)" in hook
+