Update client tests for better-auth endpoints

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Copilot

packages/client/src/client.test.ts

@@ -389,7 +389,7 @@ describe('Auth enhancements', () => {
         });
         expect(result.data.token).toBe('new-token');
         const [url, opts] = fetchMock.mock.calls[0];
-        expect(url).toContain('/api/v1/auth/register');
+        expect(url).toContain('/api/v1/auth/sign-up/email'); // Updated to better-auth endpoint
         expect(opts.method).toBe('POST');
         // Token should be auto-set
         expect((client as any).token).toBe('new-token');
@@ -402,10 +402,8 @@ describe('Auth enhancements', () => {
         const result = await client.auth.refreshToken('old-refresh-token');
         expect(result.data.token).toBe('refreshed-token');
         const [url, opts] = fetchMock.mock.calls[0];
-        expect(url).toContain('/api/v1/auth/refresh');
-        expect(opts.method).toBe('POST');
-        const body = JSON.parse(opts.body);
-        expect(body.refreshToken).toBe('old-refresh-token');
+        expect(url).toContain('/api/v1/auth/get-session'); // Updated: better-auth uses get-session for refresh
+        expect(opts.method).toBe('GET'); // Updated: GET instead of POST
         // Token should be auto-set
         expect((client as any).token).toBe('refreshed-token');
     });

packages/client/src/index.ts

@@ -537,8 +537,9 @@ export class ObjectStackClient {
     /**
      * Refresh an authentication token
      * Note: better-auth handles token refresh automatically via /get-session
+     * @param _refreshToken - Not used (better-auth handles refresh automatically)
      */
-    refreshToken: async (refreshToken: string): Promise<SessionResponse> => {
+    refreshToken: async (_refreshToken: string): Promise<SessionResponse> => {
       const route = this.getRoute('auth');
       // better-auth doesn't have a separate refresh endpoint
       // Session refresh is handled automatically when calling /get-session