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
|
'use strict';
const common = require('../../common');
const assert = require('assert');
const vm = require('vm');
const binding = require(`./build/${common.buildType}/binding`);
const makeCallback = binding.makeCallback;
assert.strictEqual(makeCallback(process, common.mustCall(function() {
assert.strictEqual(arguments.length, 0);
assert.strictEqual(process, this);
return 42;
})), 42);
assert.strictEqual(makeCallback(process, common.mustCall(function(x) {
assert.strictEqual(arguments.length, 1);
assert.strictEqual(process, this);
assert.strictEqual(x, 1337);
return 42;
}), 1337), 42);
const recv = {
one: common.mustCall(function() {
assert.strictEqual(arguments.length, 0);
assert.strictEqual(recv, this);
return 42;
}),
two: common.mustCall(function(x) {
assert.strictEqual(arguments.length, 1);
assert.strictEqual(recv, this);
assert.strictEqual(x, 1337);
return 42;
}),
};
assert.strictEqual(makeCallback(recv, 'one'), 42);
assert.strictEqual(makeCallback(recv, 'two', 1337), 42);
// Check that callbacks on a receiver from a different context works.
const foreignObject = vm.runInNewContext('({ fortytwo() { return 42; } })');
assert.strictEqual(makeCallback(foreignObject, 'fortytwo'), 42);
// Check that the callback is made in the context of the receiver.
const target = vm.runInNewContext(`
(function($Object) {
if (Object === $Object)
throw new Error('bad');
return Object;
})
`);
assert.notStrictEqual(makeCallback(process, target, Object), Object);
// Runs in inner context.
const forward = vm.runInNewContext(`
(function(forward) {
return forward(Object);
})
`);
// Runs in outer context.
function endpoint($Object) {
if (Object === $Object)
throw new Error('bad');
return Object;
}
assert.strictEqual(makeCallback(process, forward, endpoint), Object);
|
