| // Iterators of different collection types have different prototypes. |
| |
| load(libdir + "iteration.js"); |
| |
| var aproto = Object.getPrototypeOf(Array()[Symbol.iterator]()); |
| var mproto = Object.getPrototypeOf((new Map())[Symbol.iterator]()); |
| var sproto = Object.getPrototypeOf((new Set())[Symbol.iterator]()); |
| assertEq(aproto !== mproto, true); |
| assertEq(aproto !== sproto, true); |
| assertEq(mproto !== sproto, true); |
| assertEq(aproto.next !== mproto.next, true); |
| assertEq(aproto.next !== sproto.next, true); |
| assertEq(mproto.next !== sproto.next, true); |