1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
// This file was procedurally generated from the following sources:
// - src/spread/obj-mult-spread-getter.case
// - src/spread/default/super-call.template
/*---
description: Multiple Object Spread usage calls getter multiple times (SuperCall)
esid: sec-super-keyword-runtime-semantics-evaluation
features: [object-spread]
flags: [generated]
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).
---*/
let getterCallCount = 0;
let o = {
get a() {
return ++getterCallCount;
}
};
var callCount = 0;
class Test262ParentClass {
constructor(obj) {
assert.sameValue(obj.a, 2);
assert.sameValue(obj.c, 4);
assert.sameValue(obj.d, 5);
assert.sameValue(Object.keys(obj).length, 3);
callCount += 1;
}
}
class Test262ChildClass extends Test262ParentClass {
constructor() {
super({...o, c: 4, d: 5, a: 42, ...o});
}
}
new Test262ChildClass();
assert.sameValue(callCount, 1);
reportCompare(0, 0);
|
