23 lines
316 B
JavaScript

var log = '';
var base = {
p() { log += '[base]'; }
};
var otherBase = {
p() { log += '[otherBase]'; }
};
var derived = {
__proto__: base,
p() {
log += '[derived]';
super.p();
derived.__proto__ = otherBase;
super.p();
}
};
derived.p();
assert.equal(log, '[derived][base][otherBase]');