test: share debug proxy reset helper

extensions/test-support/debug-proxy-env-test-helpers.ts

@@ -0,0 +1,47 @@
+import { afterEach, vi } from "vitest";
+
+export const DEBUG_PROXY_ENV_KEYS = [
+  "OPENCLAW_DEBUG_PROXY_ENABLED",
+  "OPENCLAW_DEBUG_PROXY_DB_PATH",
+  "OPENCLAW_DEBUG_PROXY_BLOB_DIR",
+  "OPENCLAW_DEBUG_PROXY_SESSION_ID",
+] as const;
+
+type DebugProxyEnvKey = (typeof DEBUG_PROXY_ENV_KEYS)[number];
+type DebugProxyEnvSnapshot = Partial<Record<DebugProxyEnvKey, string | undefined>>;
+
+function snapshotDebugProxyEnv(): DebugProxyEnvSnapshot {
+  return Object.fromEntries(
+    DEBUG_PROXY_ENV_KEYS.map((key) => [key, process.env[key]]),
+  ) as DebugProxyEnvSnapshot;
+}
+
+function restoreDebugProxyEnv(snapshot: DebugProxyEnvSnapshot): void {
+  for (const key of DEBUG_PROXY_ENV_KEYS) {
+    const value = snapshot[key];
+    if (value === undefined) {
+      delete process.env[key];
+    } else {
+      process.env[key] = value;
+    }
+  }
+}
+
+export function installDebugProxyTestResetHooks() {
+  const originalFetch = globalThis.fetch;
+  let priorProxyEnv: DebugProxyEnvSnapshot = {};
+
+  afterEach(() => {
+    globalThis.fetch = originalFetch;
+    vi.restoreAllMocks();
+    restoreDebugProxyEnv(priorProxyEnv);
+    priorProxyEnv = {};
+  });
+
+  return {
+    captureProxyEnv() {
+      priorProxyEnv = snapshotDebugProxyEnv();
+    },
+    originalFetch,
+  };
+}