chore: use primordials in 40_testing.js (#21422)

This commit brings back usage of primordials in "40_testing.js" by
turning it back into an ES module and using new "lazy loading" functionality
of ES modules coming from "deno_core".

The same approach was applied to "40_jupyter.js".

Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>

4 files changed, 2 insertions, 20 deletions

diff --git a/runtime/js/10_permissions.js b/runtime/js/10_permissions.js
index 2d3295f85..4519f14a2 100644
--- a/runtime/js/10_permissions.js
+++ b/runtime/js/10_permissions.js
@@ -1,6 +1,6 @@
 // Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
 
-import { core, internals, primordials } from "ext:core/mod.js";
+import { core, primordials } from "ext:core/mod.js";
 const ops = core.ops;
 import { pathFromURL } from "ext:deno_web/00_infra.js";
 import { Event, EventTarget } from "ext:deno_web/02_event.js";
@@ -290,6 +290,4 @@ function serializePermissions(permissions) {
   return permissions;
 }
 
-internals.serializePermissions = serializePermissions;
-
 export { Permissions, permissions, PermissionStatus, serializePermissions };
diff --git a/runtime/js/30_os.js b/runtime/js/30_os.js
index 5bc96e54b..f6d655633 100644
--- a/runtime/js/30_os.js
+++ b/runtime/js/30_os.js
@@ -1,6 +1,6 @@
 // Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
 
-import { core, internals, primordials } from "ext:core/mod.js";
+import { core, primordials } from "ext:core/mod.js";
 const ops = core.ops;
 import { Event, EventTarget } from "ext:deno_web/02_event.js";
 const {
@@ -105,8 +105,6 @@ function execPath() {
   return ops.op_exec_path();
 }
 
-internals.setExitHandler = setExitHandler;
-
 export {
   env,
   execPath,
diff --git a/runtime/web_worker.rs b/runtime/web_worker.rs
index 5b8c1944a..4244f1045 100644
--- a/runtime/web_worker.rs
+++ b/runtime/web_worker.rs
@@ -43,7 +43,6 @@ use deno_fs::FileSystem;
 use deno_http::DefaultHttpPropertyExtractor;
 use deno_io::Stdio;
 use deno_kv::dynamic::MultiBackendDbHandler;
-use deno_node::SUPPORTED_BUILTIN_NODE_MODULES_WITH_PREFIX;
 use deno_tls::RootCertStoreProvider;
 use deno_web::create_entangled_message_port;
 use deno_web::BlobStore;
@@ -523,11 +522,6 @@ impl WebWorker {
         (None, None)
       };
 
-    // Clear extension modules from the module map, except preserve `node:*`
-    // modules as `node:` specifiers.
-    let preserve_snapshotted_modules =
-      Some(SUPPORTED_BUILTIN_NODE_MODULES_WITH_PREFIX);
-
     let mut js_runtime = JsRuntime::new(RuntimeOptions {
       module_loader: Some(options.module_loader.clone()),
       startup_snapshot: options
@@ -539,7 +533,6 @@ impl WebWorker {
       compiled_wasm_module_store: options.compiled_wasm_module_store.clone(),
       extensions,
       inspector: options.maybe_inspector_server.is_some(),
-      preserve_snapshotted_modules,
       feature_checker: Some(options.feature_checker.clone()),
       op_metrics_factory_fn,
       ..Default::default()
diff --git a/runtime/worker.rs b/runtime/worker.rs
index 3267bd78d..2a7e82c54 100644
--- a/runtime/worker.rs
+++ b/runtime/worker.rs
@@ -39,7 +39,6 @@ use deno_fs::FileSystem;
 use deno_http::DefaultHttpPropertyExtractor;
 use deno_io::Stdio;
 use deno_kv::dynamic::MultiBackendDbHandler;
-use deno_node::SUPPORTED_BUILTIN_NODE_MODULES_WITH_PREFIX;
 use deno_tls::RootCertStoreProvider;
 use deno_web::BlobStore;
 use log::debug;
@@ -420,11 +419,6 @@ impl MainWorker {
     #[cfg(all(feature = "include_js_files_for_snapshotting", feature = "dont_create_runtime_snapshot", not(feature = "__runtime_js_sources")))]
     options.startup_snapshot.as_ref().expect("Sources are not embedded, snapshotting was disabled and a user snapshot was not provided.");
 
-    // Clear extension modules from the module map, except preserve `node:*`
-    // modules.
-    let preserve_snapshotted_modules =
-      Some(SUPPORTED_BUILTIN_NODE_MODULES_WITH_PREFIX);
-
     let mut js_runtime = JsRuntime::new(RuntimeOptions {
       module_loader: Some(options.module_loader.clone()),
       startup_snapshot: options
@@ -437,7 +431,6 @@ impl MainWorker {
       shared_array_buffer_store: options.shared_array_buffer_store.clone(),
       compiled_wasm_module_store: options.compiled_wasm_module_store.clone(),
       extensions,
-      preserve_snapshotted_modules,
       inspector: options.maybe_inspector_server.is_some(),
       is_main: true,
       feature_checker: Some(options.feature_checker.clone()),