Upload Kmake

test/addons/async-cleanup-hook/binding.cc

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+#include <node.h>
+#include <uv.h>
+#include <assert.h>
+
+void MustNotCall(void* arg, void(*cb)(void*), void* cbarg) {
+  assert(0);
+}
+
+struct AsyncData {
+  uv_async_t async;
+  v8::Isolate* isolate;
+  node::AsyncCleanupHookHandle handle;
+  void (*done_cb)(void*);
+  void* done_arg;
+};
+
+void AsyncCleanupHook(void* arg, void(*cb)(void*), void* cbarg) {
+  AsyncData* data = static_cast<AsyncData*>(arg);
+  uv_loop_t* loop = node::GetCurrentEventLoop(data->isolate);
+  assert(loop != nullptr);
+  int err = uv_async_init(loop, &data->async, [](uv_async_t* async) {
+    AsyncData* data = static_cast<AsyncData*>(async->data);
+    // Attempting to remove the cleanup hook here should be a no-op since it
+    // has already been started.
+    node::RemoveEnvironmentCleanupHook(std::move(data->handle));
+
+    uv_close(reinterpret_cast<uv_handle_t*>(async), [](uv_handle_t* handle) {
+      AsyncData* data = static_cast<AsyncData*>(handle->data);
+      data->done_cb(data->done_arg);
+      delete data;
+    });
+  });
+  assert(err == 0);
+
+  data->async.data = data;
+  data->done_cb = cb;
+  data->done_arg = cbarg;
+  uv_async_send(&data->async);
+}
+
+void Initialize(v8::Local<v8::Object> exports,
+                v8::Local<v8::Value> module,
+                v8::Local<v8::Context> context) {
+  AsyncData* data = new AsyncData();
+  data->isolate = context->GetIsolate();
+  auto handle = node::AddEnvironmentCleanupHook(
+      context->GetIsolate(),
+      AsyncCleanupHook,
+      data);
+  data->handle = std::move(handle);
+
+  auto must_not_call_handle = node::AddEnvironmentCleanupHook(
+      context->GetIsolate(),
+      MustNotCall,
+      nullptr);
+  node::RemoveEnvironmentCleanupHook(std::move(must_not_call_handle));
+}
+
+NODE_MODULE_CONTEXT_AWARE(NODE_GYP_MODULE_NAME, Initialize)

test/addons/async-cleanup-hook/binding.gyp

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+{
+  'targets': [
+    {
+      'target_name': 'binding',
+      'sources': [ 'binding.cc' ],
+      'includes': ['../common.gypi'],
+    }
+  ]
+}

test/addons/async-cleanup-hook/test.js

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+'use strict';
+const common = require('../../common');
+const path = require('path');
+const { Worker } = require('worker_threads');
+const binding = path.resolve(__dirname, `./build/${common.buildType}/binding`);
+
+const w = new Worker(`require(${JSON.stringify(binding)})`, { eval: true });
+w.on('exit', common.mustCall(() => require(binding)));