milestone 30: overview as a dashboard, explicit health contract, period aggregations

admin/src/features/diagnostics/DiagnosticsPage.test.tsx

@@ -4,6 +4,7 @@ import { RouterProvider, createMemoryHistory } from "@tanstack/react-router";
 import { AuthProvider } from "@/auth/store";
 import { createQueryClient } from "@/lib/queryClient";
 import { createAppRouter } from "@/routes";
+import { health } from "@/lib/healthFixture";
 import type { DiagnosticEvent, DiagnosticsPage } from "@/lib/types";
 
 // Ages are rendered against the wall clock, so the fixtures are anchored to it
@@ -68,6 +69,9 @@ beforeEach(() => {
 	requested = [];
 	responses = {
 		"/api/version": { version: "0.0.0-test", git_commit: "0000000", zig_version: "0.16.0", uptime_seconds: 1 },
+		// The health strip at the top of the page; quiet on a healthy box, which is
+		// what every test below wants it to be.
+		"/api/health": health(),
 		"/api/diagnostics?state=active": ACTIVE,
 		"/api/diagnostics?state=resolved": RESOLVED,
 	};
@@ -256,7 +260,7 @@ test("only the resolved history offers a purge", async () => {
 
 	// An episode still failing is the state of the box, not history: no purge
 	// affordance anywhere on its card.
-	const active = screen.getByText("Blocklist source failed to update").closest("li")!;
+	const active = (await screen.findByText("Blocklist source failed to update")).closest("li")!;
 	expect(within(active).queryByRole("button", { name: "Purge" })).toBeNull();
 
 	const row = screen.getByText("Disk space low").closest("tr")!;