fix: clear saved creds when switching authType (#587)

packages/cli/src/ui/components/messages/ToolMessage.tsx

@@ -321,7 +321,8 @@ const ToolInfo: React.FC<ToolInfo> = ({
       >
         <Text color={nameColor} bold>
           {name}
-        </Text>{' '}
+        </Text>
+        <Text> </Text>
         <Text color={Colors.Gray}>{description}</Text>
       </Text>
     </Box>

packages/core/src/code_assist/oauth2.test.ts

@@ -548,6 +548,17 @@ describe('oauth2', () => {
       expect(updatedAccountData.old).toContain('test@example.com');
     });
 
+    it('should handle Qwen module clearing gracefully', async () => {
+      // This test verifies that clearCachedCredentialFile doesn't throw
+      // when Qwen modules are available and can be cleared
+
+      // Since dynamic imports in tests are complex, we'll just verify
+      // that the function completes without error and doesn't throw
+      await expect(clearCachedCredentialFile()).resolves.not.toThrow();
+
+      // The actual Qwen clearing logic is tested separately in the Qwen module tests
+    });
+
     it('should clear the in-memory OAuth client cache', async () => {
       const mockSetCredentials = vi.fn();
       const mockGetAccessToken = vi

packages/core/src/code_assist/oauth2.ts

@@ -402,6 +402,25 @@ export async function clearCachedCredentialFile() {
     await clearCachedGoogleAccount();
     // Clear the in-memory OAuth client cache to force re-authentication
     clearOauthClientCache();
+
+    /**
+     * Also clear Qwen SharedTokenManager cache and credentials file to prevent stale credentials
+     * when switching between auth types
+     * TODO: We do not depend on code_assist, we'll have to build an independent auth-cleaning procedure.
+     */
+    try {
+      const { SharedTokenManager } = await import(
+        '../qwen/sharedTokenManager.js'
+      );
+      const { clearQwenCredentials } = await import('../qwen/qwenOAuth2.js');
+
+      const sharedManager = SharedTokenManager.getInstance();
+      sharedManager.clearCache();
+
+      await clearQwenCredentials();
+    } catch (qwenError) {
+      console.debug('Could not clear Qwen credentials:', qwenError);
+    }
   } catch (e) {
     console.error('Failed to clear cached credentials:', e);
   }