refactor(test): share overflow compaction mocks

src/agents/pi-embedded-runner/run.overflow-compaction.mocks.shared.ts

@@ -1,5 +1,31 @@
 import { vi } from "vitest";
 
+vi.mock("../auth-profiles.js", () => ({
+  isProfileInCooldown: vi.fn(() => false),
+  markAuthProfileFailure: vi.fn(async () => {}),
+  markAuthProfileGood: vi.fn(async () => {}),
+  markAuthProfileUsed: vi.fn(async () => {}),
+}));
+
+vi.mock("../usage.js", () => ({
+  normalizeUsage: vi.fn((usage?: unknown) =>
+    usage && typeof usage === "object" ? usage : undefined,
+  ),
+  derivePromptTokens: vi.fn(
+    (usage?: { input?: number; cacheRead?: number; cacheWrite?: number }) => {
+      if (!usage) {
+        return undefined;
+      }
+      const input = usage.input ?? 0;
+      const cacheRead = usage.cacheRead ?? 0;
+      const cacheWrite = usage.cacheWrite ?? 0;
+      const sum = input + cacheRead + cacheWrite;
+      return sum > 0 ? sum : undefined;
+    },
+  ),
+  hasNonzeroUsage: vi.fn(() => false),
+}));
+
 vi.mock("./run/attempt.js", () => ({
   runEmbeddedAttempt: vi.fn(),
 }));