test: await client settlement in late-response cases (WealthLedger/frontend#61) (#81)

src/shared/api/resource-query.test.tsx

@@ -164,10 +164,16 @@ describe("persistent resource query lifecycle", () => {
 		});
 
 		await waitFor(() => expect(isStarted).toBe(true));
-		await act(() => result.current.observe());
+		// Capture the observation promise before releasing the old handler; the
+		// final assertion must follow its settlement, not the handler release.
+		let observation: Promise<unknown> = Promise.resolve();
+		await act(async () => {
+			observation = result.current.observe() ?? Promise.resolve();
+			await observation;
+		});
 		await act(async () => {
 			release();
-			await blocked;
+			await observation;
 		});
 		expect(result.current.data).toEqual(snapshot);
 	});