JSTests/test262/test/language/expressions/super/call-spread-obj-spread-order.js

// This file was procedurally generated from the following sources:
// - src/spread/obj-spread-order.case
// - src/spread/default/super-call.template
/*---
description: Spread operation follows [[OwnPropertyKeys]] order (SuperCall)
esid: sec-super-keyword-runtime-semantics-evaluation
features: [Symbol, object-spread]
flags: [generated]
includes: [compareArray.js]
info: |
    SuperCall : super Arguments

    1. Let newTarget be GetNewTarget().
    2. If newTarget is undefined, throw a ReferenceError exception.
    3. Let func be GetSuperConstructor().
    4. ReturnIfAbrupt(func).
    5. Let argList be ArgumentListEvaluation of Arguments.
    [...]

    Pending Runtime Semantics: PropertyDefinitionEvaluation

    PropertyDefinition:...AssignmentExpression

    1. Let exprValue be the result of evaluating AssignmentExpression.
    2. Let fromValue be GetValue(exprValue).
    3. ReturnIfAbrupt(fromValue).
    4. Let excludedNames be a new empty List.
    5. Return CopyDataProperties(object, fromValue, excludedNames).

---*/
var calls = [];
var o = { get z() { calls.push('z') }, get a() { calls.push('a') } };
Object.defineProperty(o, 1, { get: () => { calls.push(1) }, enumerable: true });
Object.defineProperty(o, Symbol('foo'), { get: () => { calls.push("Symbol(foo)") }, enumerable: true });


var callCount = 0;

class Test262ParentClass {
  constructor(obj) {
    assert.compareArray(calls, [1, 'z', 'a', "Symbol(foo)"]);
    assert.sameValue(Object.keys(obj).length, 3);
    callCount += 1;
  }
}

class Test262ChildClass extends Test262ParentClass {
  constructor() {
    super({...o});
  }
}

new Test262ChildClass();
assert.sameValue(callCount, 1);