test: "toggle emit checkbox value" throws error

[mittalyashu]

Running this test throws error TypeError: Cannot read property '0' of undefined.

      20 |
      21 | 		const value = wrapper.emitted("input");
    > 22 | 		expect(value[0]).toBe(true);
         | 		            ^
      23 | 	});
      24 | });
      25 |