Harden RC9 UX and performance states

backend/tests/test_rc9_ux_release_contract.py

@@ -0,0 +1,52 @@
+from __future__ import annotations
+
+import json
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[2]
+
+
+def test_rc9_ux_audit_is_wired_into_frontend_and_readiness() -> None:
+    package = json.loads((ROOT / "frontend" / "package.json").read_text(encoding="utf-8"))
+    readiness = (ROOT / "scripts" / "run_readiness_check.sh").read_text(encoding="utf-8")
+    wrapper = ROOT / "scripts" / "run_rc9_ux_audit.sh"
+
+    assert package["scripts"]["test:e2e:ux"] == "node e2e/uxAudit.mjs"
+    assert '"${NODE_BIN}" --check frontend/e2e/uxAudit.mjs' in readiness
+    assert "bash -n scripts/run_rc9_ux_audit.sh" in readiness
+    assert wrapper.is_file()
+
+
+def test_rc9_loading_and_accessibility_states_are_explicit() -> None:
+    app = (ROOT / "frontend" / "src" / "App.tsx").read_text(encoding="utf-8")
+    map_workspace = (
+        ROOT / "frontend" / "src" / "components" / "map" / "MapWorkspace.tsx"
+    ).read_text(encoding="utf-8")
+    geo_map = (ROOT / "frontend" / "src" / "components" / "GeoMap.tsx").read_text(
+        encoding="utf-8"
+    )
+
+    assert "workspaceDataLoading" in app
+    assert 'role="status" aria-live="polite"' in app
+    assert "Databronnen worden gecontroleerd" in map_workspace
+    assert "Beschikbaarheid controleren" in map_workspace
+    assert "aria-busy={workspaceLoading}" in map_workspace
+    assert "handleAnalysisModeKeyDown" in map_workspace
+    assert 'aria-label="Interactieve kaart.' in geo_map
+
+
+def test_rc9_performance_budgets_are_documented_and_visible() -> None:
+    budget = (
+        ROOT / "frontend" / "src" / "lib" / "performanceBudget.ts"
+    ).read_text(encoding="utf-8")
+    docs = (ROOT / "docs" / "UX_PERFORMANCE_BUDGETS.md").read_text(encoding="utf-8")
+    map_workspace = (
+        ROOT / "frontend" / "src" / "components" / "map" / "MapWorkspace.tsx"
+    ).read_text(encoding="utf-8")
+
+    assert "COVERAGE_RESPONSE_BUDGET_MS = 4_000" in budget
+    assert "MAP_ANALYSIS_BUDGET_MS = 15_000" in budget
+    assert "4 seconds" in docs
+    assert "15 seconds" in docs
+    assert "overschrijdt het releasebudget" in map_workspace