源码快照 @ 2026-09-02 (source-only, 剔除非源码素材)

evals/specs/workspace-session-load-budget.test.ts

@@ -0,0 +1,33 @@
+import { expect } from "vitest";
+import { test } from "@openwork/testkit";
+
+import { mapRouteWorkspaceLoads } from "../../apps/app/src/react-app/shell/route-refresh-control";
+
+test("workspace session hydration stays within its request budget", async ({ evidence }) => {
+  let active = 0;
+  let peak = 0;
+  const release: Array<() => void> = [];
+  const workspaces = Array.from({ length: 20 }, (_, index) => index);
+
+  const resultPromise = mapRouteWorkspaceLoads(workspaces, async (workspace) => {
+    active += 1;
+    peak = Math.max(peak, active);
+    await new Promise<void>((resolve) => release.push(resolve));
+    active -= 1;
+    return workspace;
+  });
+
+  for (let offset = 0; offset < workspaces.length; offset += 4) {
+    await new Promise<void>((resolve) => setTimeout(resolve, 0));
+    expect(active).toBe(Math.min(4, workspaces.length - offset));
+    release.splice(0).forEach((resolve) => resolve());
+  }
+
+  expect(await resultPromise).toEqual(workspaces);
+  expect(peak).toBe(4);
+  evidence.recordAssertionEvidence(
+    "Session hydration cannot fan out across every workspace at once",
+    `Twenty workspace reads completed in order with peak concurrency ${peak}.`,
+    peak === 4,
+  );
+});