diff --git a/src/commands/auth-choice.test.ts b/src/commands/auth-choice.test.ts
index a394bf00528..7b16ad47341 100644
--- a/src/commands/auth-choice.test.ts
+++ b/src/commands/auth-choice.test.ts
@@ -32,7 +32,7 @@ import {
   ZAI_CODING_GLOBAL_BASE_URL,
 } from "../plugins/provider-model-definitions.js";
 import type { ProviderPlugin } from "../plugins/types.js";
-import { createCapturedPluginRegistration } from "../test-utils/plugin-registration.js";
+import { registerProviderPlugins } from "../test-utils/plugin-registration.js";
 import type { WizardPrompter } from "../wizard/prompts.js";
 import { applyAuthChoice, resolvePreferredProviderForAuthChoice } from "./auth-choice.js";
 import { GOOGLE_GEMINI_DEFAULT_MODEL } from "./google-gemini-model-default.js";
@@ -82,8 +82,7 @@ type StoredAuthProfile = {
 };
 
 function createDefaultProviderPlugins() {
-  const captured = createCapturedPluginRegistration();
-  for (const plugin of [
+  return registerProviderPlugins(
     anthropicPlugin,
     cloudflareAiGatewayPlugin,
     googlePlugin,
@@ -106,10 +105,7 @@ function createDefaultProviderPlugins() {
     xaiPlugin,
     xiaomiPlugin,
     zaiPlugin,
-  ]) {
-    plugin.register(captured.api);
-  }
-  return captured.providers;
+  );
 }
 
 describe("applyAuthChoice", () => {
diff --git a/src/plugins/contracts/testkit.ts b/src/plugins/contracts/testkit.ts
index e3f98c70759..32f36c502b9 100644
--- a/src/plugins/contracts/testkit.ts
+++ b/src/plugins/contracts/testkit.ts
@@ -1,25 +1,7 @@
-import { createCapturedPluginRegistration } from "../../test-utils/plugin-registration.js";
-import type { OpenClawPluginApi, ProviderPlugin } from "../types.js";
-
-type RegistrablePlugin = {
-  register(api: OpenClawPluginApi): void;
-};
-
-export function registerProviders(...plugins: RegistrablePlugin[]) {
-  const captured = createCapturedPluginRegistration();
-  for (const plugin of plugins) {
-    plugin.register(captured.api);
-  }
-  return captured.providers;
-}
-
-export function requireProvider(providers: ProviderPlugin[], providerId: string) {
-  const provider = providers.find((entry) => entry.id === providerId);
-  if (!provider) {
-    throw new Error(`provider ${providerId} missing`);
-  }
-  return provider;
-}
+export {
+  registerProviderPlugins as registerProviders,
+  requireRegisteredProvider as requireProvider,
+} from "../../test-utils/plugin-registration.js";
 
 export function uniqueSortedStrings(values: readonly string[]) {
   return [...new Set(values)].toSorted((left, right) => left.localeCompare(right));
diff --git a/src/test-utils/plugin-registration.ts b/src/test-utils/plugin-registration.ts
index 5251f82c051..e773e6848df 100644
--- a/src/test-utils/plugin-registration.ts
+++ b/src/test-utils/plugin-registration.ts
@@ -3,6 +3,10 @@ import type { OpenClawPluginApi, ProviderPlugin } from "../plugins/types.js";
 
 export { createCapturedPluginRegistration };
 
+type RegistrablePlugin = {
+  register(api: OpenClawPluginApi): void;
+};
+
 export function registerSingleProviderPlugin(params: {
   register(api: OpenClawPluginApi): void;
 }): ProviderPlugin {
@@ -14,3 +18,19 @@ export function registerSingleProviderPlugin(params: {
   }
   return provider;
 }
+
+export function registerProviderPlugins(...plugins: RegistrablePlugin[]): ProviderPlugin[] {
+  const captured = createCapturedPluginRegistration();
+  for (const plugin of plugins) {
+    plugin.register(captured.api);
+  }
+  return captured.providers;
+}
+
+export function requireRegisteredProvider(providers: ProviderPlugin[], providerId: string) {
+  const provider = providers.find((entry) => entry.id === providerId);
+  if (!provider) {
+    throw new Error(`provider ${providerId} missing`);
+  }
+  return provider;
+}