JSTests/es6/destructuring_parenthesised_left-hand-side_is_a_syntax_error.js

function test() {

var a, b;
({a,b} = {a:1,b:2});
try {
  eval("({a,b}) = {a:3,b:4};");
}
catch(e) {
  return a === 1 && b === 2;
}
      
}

if (!test())
    throw new Error("Test failed");