diff --git a/extensions/codex/src/app-server/models.test.ts b/extensions/codex/src/app-server/models.test.ts
index 2af3aa5df76..f1d94e83579 100644
--- a/extensions/codex/src/app-server/models.test.ts
+++ b/extensions/codex/src/app-server/models.test.ts
@@ -4,10 +4,25 @@ import { listCodexAppServerModels } from "./models.js";
 import { resetSharedCodexAppServerClientForTests } from "./shared-client.js";
 import { createClientHarness } from "./test-support.js";
 
+const mocks = vi.hoisted(() => ({
+  bridgeCodexAppServerStartOptions: vi.fn(async ({ startOptions }) => startOptions),
+  resolveOpenClawAgentDir: vi.fn(() => "/tmp/openclaw-agent"),
+}));
+
+vi.mock("./auth-bridge.js", () => ({
+  bridgeCodexAppServerStartOptions: mocks.bridgeCodexAppServerStartOptions,
+}));
+
+vi.mock("openclaw/plugin-sdk/provider-auth", () => ({
+  resolveOpenClawAgentDir: mocks.resolveOpenClawAgentDir,
+}));
+
 describe("listCodexAppServerModels", () => {
   afterEach(() => {
     resetSharedCodexAppServerClientForTests();
     vi.restoreAllMocks();
+    mocks.bridgeCodexAppServerStartOptions.mockClear();
+    mocks.resolveOpenClawAgentDir.mockClear();
   });
 
   it("lists app-server models through the typed helper", async () => {
@@ -15,6 +30,7 @@ describe("listCodexAppServerModels", () => {
     const startSpy = vi.spyOn(CodexAppServerClient, "start").mockReturnValue(harness.client);
 
     const listPromise = listCodexAppServerModels({ limit: 12, timeoutMs: 1000 });
+    await vi.waitFor(() => expect(harness.writes.length).toBeGreaterThanOrEqual(1));
     const initialize = JSON.parse(harness.writes[0] ?? "{}") as { id?: number };
     harness.send({
       id: initialize.id,
diff --git a/src/agents/sandbox/fs-bridge-mutation-helper.test.ts b/src/agents/sandbox/fs-bridge-mutation-helper.test.ts
index 597fa66f702..fe634529750 100644
--- a/src/agents/sandbox/fs-bridge-mutation-helper.test.ts
+++ b/src/agents/sandbox/fs-bridge-mutation-helper.test.ts
@@ -126,29 +126,7 @@ describe("sandbox pinned mutation helper", () => {
         const result = runWritePlan(
           ["write", workspace, "nested/deeper", "note.txt", "1"],
           "hello",
-        );
-
-        expect(result.status).toBe(0);
-        await expect(
-          fs.readFile(path.join(workspace, "nested", "deeper", "note.txt"), "utf8"),
-        ).resolves.toBe("hello");
-      });
-    },
-  );
-
-  it.runIf(process.platform !== "win32" && hasAbsolutePythonCandidate)(
-    "finds an absolute python when the write plan runs with an empty PATH",
-    async () => {
-      await withTempDir({ prefix: "openclaw-mutation-helper-" }, async (root) => {
-        const workspace = path.join(root, "workspace");
-        await fs.mkdir(workspace, { recursive: true });
-
-        const result = runWritePlan(
-          ["write", workspace, "nested/deeper", "note.txt", "1"],
-          "hello",
-          {
-            PATH: "",
-          },
+          hasAbsolutePythonCandidate ? { PATH: "" } : undefined,
         );
 
         expect(result.status).toBe(0);