test: add error handling for URL generation and popup blocking in InviteUserButton

public/app/core/components/AppChrome/TopBar/InviteUserButton.test.tsx

@@ -262,5 +262,41 @@ describe('InviteUserButton', () => {
 
       consoleSpy.mockRestore();
     });
+
+    it('should handle URL generation errors gracefully', async () => {
+      mockGetExternalUserMngLinkUrl.mockImplementation(() => {
+        throw new Error('URL generation failed');
+      });
+
+      const consoleSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
+      const user = userEvent.setup();
+
+      render(<InviteUserButton />);
+
+      // Should not crash when URL generation fails
+      await user.click(screen.getByRole('button', { name: /invite user/i }));
+
+      expect(consoleSpy).toHaveBeenCalledWith('Failed to handle button click:', expect.any(Error));
+
+      consoleSpy.mockRestore();
+    });
+
+    it('should handle popup blocking gracefully', async () => {
+      mockWindowOpen.mockImplementation(() => {
+        throw new Error('Popup blocked');
+      });
+
+      const consoleSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
+      const user = userEvent.setup();
+
+      render(<InviteUserButton />);
+
+      // Should not crash when popup is blocked
+      await user.click(screen.getByRole('button', { name: /invite user/i }));
+
+      expect(consoleSpy).toHaveBeenCalledWith('Failed to handle button click:', expect.any(Error));
+
+      consoleSpy.mockRestore();
+    });
   });
 });