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test: add regression test for 5691

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With `CallbackScope`, this has become possible to do properly.

Fixes: https://github.com/nodejs/node/issues/5691
PR-URL: https://github.com/nodejs/node/pull/14697
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Anna Henningsen 2017-09-05 19:06:37 +02:00
parent 8c8c90b714
commit bdaa2cb585
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GPG Key ID: 9C63F3A6CD2AD8F9
2 changed files with 45 additions and 0 deletions
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32
test/addons/callback-scope/binding.cc
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@ -1,5 +1,6 @@
#include "node.h"
#include "v8.h"
#include "uv.h"
#include <assert.h>
#include <vector>
@ -30,8 +31,39 @@ void RunInCallbackScope(const v8::FunctionCallbackInfo<v8::Value>& args) {
args.GetReturnValue().Set(ret.ToLocalChecked());
}
static v8::Persistent<v8::Promise::Resolver> persistent;
static void Callback(uv_work_t* req, int ignored) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope scope(isolate);
node::CallbackScope callback_scope(isolate, v8::Object::New(isolate), {0, 0});
v8::Local<v8::Promise::Resolver> local =
v8::Local<v8::Promise::Resolver>::New(isolate, persistent);
local->Resolve(v8::Undefined(isolate));
delete req;
}
static void TestResolveAsync(const v8::FunctionCallbackInfo<v8::Value>& args) {
v8::Isolate* isolate = args.GetIsolate();
if (persistent.IsEmpty()) {
persistent.Reset(isolate, v8::Promise::Resolver::New(isolate));
uv_work_t* req = new uv_work_t;
uv_queue_work(uv_default_loop(), req, [](uv_work_t*) {}, Callback);
}
v8::Local<v8::Promise::Resolver> local =
v8::Local<v8::Promise::Resolver>::New(isolate, persistent);
args.GetReturnValue().Set(local->GetPromise());
}
void Initialize(v8::Local<v8::Object> exports) {
NODE_SET_METHOD(exports, "runInCallbackScope", RunInCallbackScope);
NODE_SET_METHOD(exports, "testResolveAsync", TestResolveAsync);
}
} // namespace

13
test/addons/callback-scope/test-resolve-async.js Normal file
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@ -0,0 +1,13 @@
'use strict';
const common = require('../../common');
const assert = require('assert');
const { testResolveAsync } = require(`./build/${common.buildType}/binding`);
let called = false;
testResolveAsync().then(common.mustCall(() => {
called = true;
}));
setTimeout(common.mustCall(() => { assert(called); }),
common.platformTimeout(20));