src/spread/mult-obj-ident.case

// Copyright (C) 2017 Caio Lima. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
desc: Object Spread operator following other properties
template: default
esid: pending
includes: [propertyHelper.js]
info: |
    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).
features: [object-spread]
---*/

//- setup
let o = {c: 3, d: 4};

//- args
{a: 1, b: 2, ...o}
//- params
obj
//- body
assert.sameValue(Object.keys(obj).length, 4);

verifyProperty(obj, "a", {
  enumerable: true,
  writable: true,
  configurable: true,
  value: 1
});

verifyProperty(obj, "b", {
  enumerable: true,
  writable: true,
  configurable: true,
  value: 2
});

verifyProperty(obj, "c", {
  enumerable: true,
  writable: true,
  configurable: true,
  value: 3
});

verifyProperty(obj, "d", {
  enumerable: true,
  writable: true,
  configurable: true,
  value: 4
});