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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
// This file was procedurally generated from the following sources:
// - src/class-elements/computed-names.case
// - src/class-elements/productions/cls-decl-multiple-definitions.template
/*---
description: Computed property names (multiple fields definitions)
esid: prod-FieldDefinition
features: [class-fields-public, computed-property-names, class]
flags: [generated]
includes: [propertyHelper.js]
info: |
ClassElement:
...
FieldDefinition ;
FieldDefinition:
ClassElementName Initializer_opt
ClassElementName:
PropertyName
---*/
var x = "b";
class C {
foo = "foobar";
m() { return 42 }
[x] = 42; [10] = "meep"; ["not initialized"]
m2() { return 39 }
bar = "barbaz";
}
var c = new C();
assert.sameValue(c.m(), 42);
assert(
!Object.prototype.hasOwnProperty.call(c, "m"),
"m doesn't appear as an own property on the C instance"
);
assert.sameValue(c.m, C.prototype.m);
verifyProperty(C.prototype, "m", {
enumerable: false,
configurable: true,
writable: true,
});
assert.sameValue(c.m2(), 39);
assert(!
Object.prototype.hasOwnProperty.call(c, "m2"),
"m2 doesn't appear as an own property on the C instance"
);
assert.sameValue(c.m2, C.prototype.m2);
verifyProperty(C.prototype, "m2", {
enumerable: false,
configurable: true,
writable: true,
});
assert.sameValue(c.foo, "foobar");
assert(
!Object.prototype.hasOwnProperty.call(C, "foo"),
"foo doesn't appear as an own property on the C constructor"
);
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "foo"),
"foo doesn't appear as an own property on the C prototype"
);
verifyProperty(c, "foo", {
value: "foobar",
enumerable: true,
configurable: true,
writable: true,
});
assert.sameValue(c.bar, "barbaz");
assert(
!Object.prototype.hasOwnProperty.call(C, "bar"),
"bar doesn't appear as an own property on the C constructor"
);
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "bar"),
"bar doesn't appear as an own property on the C prototype"
);
verifyProperty(c, "bar", {
value: "barbaz",
enumerable: true,
configurable: true,
writable: true,
});
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "b"),
"b doesn't appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "b"),
"b doesn't appear as an own property on C constructor"
);
verifyProperty(c, "b", {
value: 42,
enumerable: true,
writable: true,
configurable: true
});
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "x"),
"x doesn't appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "x"),
"x doesn't appear as an own property on C constructor"
);
assert(
!Object.prototype.hasOwnProperty.call(c, "x"),
"x doesn't appear as an own property on C instance"
);
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "10"),
"10 doesn't appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "10"),
"10 doesn't appear as an own property on C constructor"
);
verifyProperty(c, "10", {
value: "meep",
enumerable: true,
writable: true,
configurable: true
});
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "not initialized"),
"'not initialized' doesn't appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "not initialized"),
"'not initialized' doesn't appear as an own property on C constructor"
);
verifyProperty(c, "not initialized", {
value: undefined,
enumerable: true,
writable: true,
configurable: true
});
reportCompare(0, 0);
|
