diff --git a/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts b/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
index eac40a8c4..2518af5bd 100644
--- a/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
+++ b/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
@@ -516,6 +516,8 @@ export function registerProjectConversationTests() {
     );
     const invoke = vi.fn(
       async (command: string, args?: Record<string, unknown>) => {
+        if (command === 'set_agc_plugin_project_path') return null;
+        if (command === 'list_agc_plugins') return [];
         if (command === 'append_local_permission_log') {
           return {};
         }
@@ -580,6 +582,8 @@ export function registerProjectConversationTests() {
     );
     const invoke = vi.fn(
       async (command: string, args?: Record<string, unknown>) => {
+        if (command === 'set_agc_plugin_project_path') return null;
+        if (command === 'list_agc_plugins') return [];
         if (command === 'append_local_permission_log') {
           return {};
         }
@@ -630,6 +634,8 @@ export function registerProjectConversationTests() {
     );
     const invoke = vi.fn(
       async (command: string, args?: Record<string, unknown>) => {
+        if (command === 'set_agc_plugin_project_path') return null;
+        if (command === 'list_agc_plugins') return [];
         if (command === 'append_local_permission_log') {
           return {};
         }
@@ -3110,6 +3116,8 @@ export function registerProjectConversationTests() {
     });
     const invoke = vi.fn(
       async (command: string, args?: Record<string, unknown>) => {
+        if (command === 'set_agc_plugin_project_path') return null;
+        if (command === 'list_agc_plugins') return [];
         const targetProjectPath = String(args?.projectPath ?? '');
         if (command === 'append_local_permission_log') {
           return {};
diff --git a/apps/ai-game-creator-shell/tests/appSurface/project-development.suite.ts b/apps/ai-game-creator-shell/tests/appSurface/project-development.suite.ts
index af260f08a..f45acbbdb 100644
--- a/apps/ai-game-creator-shell/tests/appSurface/project-development.suite.ts
+++ b/apps/ai-game-creator-shell/tests/appSurface/project-development.suite.ts
@@ -10148,6 +10148,8 @@ export function registerProjectWorkbenchNavigationTests() {
     );
     const invoke = vi.fn(
       async (command: string, args?: Record<string, unknown>) => {
+        if (command === 'set_agc_plugin_project_path') return null;
+        if (command === 'list_agc_plugins') return [];
         if (command === 'append_local_permission_log') {
           return {};
         }