diff --git a/src/agents/auth-profiles/state-observation.test.ts b/src/agents/auth-profiles/state-observation.test.ts
index 05f2abfff19..1fbc6abb5ab 100644
--- a/src/agents/auth-profiles/state-observation.test.ts
+++ b/src/agents/auth-profiles/state-observation.test.ts
@@ -5,11 +5,14 @@ import { logAuthProfileFailureStateChange } from "./state-observation.js";
 afterEach(() => {
   setLoggerOverride(null);
   resetLogger();
+  vi.unstubAllEnvs();
 });
 
 describe("logAuthProfileFailureStateChange", () => {
   it("sanitizes consoleMessage fields before logging", () => {
     const warnSpy = vi.spyOn(console, "warn").mockImplementation(() => {});
+    vi.stubEnv("FORCE_COLOR", "0");
+    vi.stubEnv("NO_COLOR", "1");
     setLoggerOverride({ level: "silent", consoleLevel: "warn" });
 
     logAuthProfileFailureStateChange({
diff --git a/src/agents/session-tool-result-guard.tool-result-persist-hook.test.ts b/src/agents/session-tool-result-guard.tool-result-persist-hook.test.ts
index 2520c2ffe8a..e92ee49fb11 100644
--- a/src/agents/session-tool-result-guard.tool-result-persist-hook.test.ts
+++ b/src/agents/session-tool-result-guard.tool-result-persist-hook.test.ts
@@ -12,6 +12,7 @@ import { loadOpenClawPlugins } from "../plugins/loader.js";
 import { guardSessionManager } from "./session-tool-result-guard-wrapper.js";
 
 const EMPTY_PLUGIN_SCHEMA = { type: "object", additionalProperties: false, properties: {} };
+const originalBundledPluginsDir = process.env.OPENCLAW_BUNDLED_PLUGINS_DIR;
 
 function writeTempPlugin(params: { dir: string; id: string; body: string }): string {
   const pluginDir = path.join(params.dir, params.id);
@@ -60,6 +61,11 @@ function getPersistedToolResult(sm: ReturnType<typeof SessionManager.inMemory>)
 
 afterEach(() => {
   resetGlobalHookRunner();
+  if (originalBundledPluginsDir === undefined) {
+    delete process.env.OPENCLAW_BUNDLED_PLUGINS_DIR;
+  } else {
+    process.env.OPENCLAW_BUNDLED_PLUGINS_DIR = originalBundledPluginsDir;
+  }
 });
 
 describe("tool_result_persist hook", () => {
diff --git a/src/commands/models/auth.test.ts b/src/commands/models/auth.test.ts
index dc9f407a684..3768b51f1ea 100644
--- a/src/commands/models/auth.test.ts
+++ b/src/commands/models/auth.test.ts
@@ -20,6 +20,7 @@ const mocks = vi.hoisted(() => ({
   updateConfig: vi.fn(),
   logConfigUpdated: vi.fn(),
   openUrl: vi.fn(),
+  isRemoteEnvironment: vi.fn(() => false),
   loadAuthProfileStoreForRuntime: vi.fn(),
   listProfilesForProvider: vi.fn(),
   clearAuthProfileCooldown: vi.fn(),
@@ -75,6 +76,10 @@ vi.mock("../onboard-helpers.js", () => ({
   openUrl: mocks.openUrl,
 }));
 
+vi.mock("../oauth-env.js", () => ({
+  isRemoteEnvironment: mocks.isRemoteEnvironment,
+}));
+
 const { modelsAuthLoginCommand, modelsAuthPasteTokenCommand, modelsAuthSetupTokenCommand } =
   await import("./auth.js");
 
@@ -147,6 +152,7 @@ describe("modelsAuthLoginCommand", () => {
     mocks.resolveAgentDir.mockReturnValue("/tmp/openclaw/agents/main");
     mocks.resolveAgentWorkspaceDir.mockReturnValue("/tmp/openclaw/workspace");
     mocks.resolveDefaultAgentWorkspaceDir.mockReturnValue("/tmp/openclaw/workspace");
+    mocks.isRemoteEnvironment.mockReturnValue(false);
     mocks.loadValidConfigOrThrow.mockImplementation(async () => currentConfig);
     mocks.updateConfig.mockImplementation(
       async (mutator: (cfg: OpenClawConfig) => OpenClawConfig) => {
diff --git a/vitest.unit-fast-paths.mjs b/vitest.unit-fast-paths.mjs
index d2bac881c9a..88a2d8691b5 100644
--- a/vitest.unit-fast-paths.mjs
+++ b/vitest.unit-fast-paths.mjs
@@ -72,6 +72,10 @@ const disqualifyingPatterns = [
     code: "module-mocking",
     pattern: /\bvi\.(?:mock|doMock|unmock|doUnmock|importActual|resetModules)\s*\(/u,
   },
+  {
+    code: "module-mocking-helper",
+    pattern: /runtime-module-mocks/u,
+  },
   {
     code: "vitest-mock-api",
     pattern: /\bvi\b/u,