test: add unit tests from std/node (#17794)

Adds two test files: "cli/tests/unit_node/process_test.ts" and
"cli/tests/unit_node/child_process_test.ts"

---------

Co-authored-by: Yoshiya Hinosawa <stibium121@gmail.com>

1 files changed, 11 insertions, 2 deletions

diff --git a/ext/node/polyfills/_next_tick.ts b/ext/node/polyfills/_next_tick.ts
index d5aa88218..72a6fc120 100644
--- a/ext/node/polyfills/_next_tick.ts
+++ b/ext/node/polyfills/_next_tick.ts
@@ -11,6 +11,11 @@ interface Tock {
   args: Array<unknown>;
 }
 
+let nextTickEnabled = false;
+export function enableNextTick() {
+  nextTickEnabled = true;
+}
+
 const queue = new FixedQueue();
 
 export function processTicksAndRejections() {
@@ -71,8 +76,6 @@ export function runNextTicks() {
   //   return;
   if (!core.hasTickScheduled()) {
     core.runMicrotasks();
-  }
-  if (!core.hasTickScheduled()) {
     return true;
   }
 
@@ -93,6 +96,12 @@ export function nextTick<T extends Array<unknown>>(
   callback: (...args: T) => void,
   ...args: T
 ) {
+  // If we're snapshotting we don't want to push nextTick to be run. We'll
+  // enable next ticks in "__bootstrapNodeProcess()";
+  if (!nextTickEnabled) {
+    return;
+  }
+
   validateFunction(callback, "callback");
 
   if (_exiting) {