1 files changed, 25 insertions, 0 deletions
diff --git a/test/parallel/test-finalization-group-regular-gc.js b/test/parallel/test-finalization-group-regular-gc.js
new file mode 100644
index 0000000000..7a4a4797ea
--- /dev/null
+++ b/test/parallel/test-finalization-group-regular-gc.js
@@ -0,0 +1,25 @@
+// Flags: --harmony-weak-refs
+'use strict';
+require('../common');
+const assert = require('assert');
+
+// Test that finalization callbacks do not crash when caused through a regular
+// GC (not global.gc()).
+
+const start = Date.now();
+const g = new globalThis.FinalizationGroup(() => {
+  const diff = Date.now() - start;
+  assert(diff < 10000, `${diff} >= 10000`);
+});
+g.register({}, 42);
+
+setImmediate(() => {
+  const arr = [];
+  // Build up enough memory usage to hopefully trigger a platform task but not
+  // enough to trigger GC as an interrupt.
+  while (arr.length < 1000000) arr.push([]);
+
+  setTimeout(() => {
+    g;  // Keep reference alive.
+  }, 200000).unref();
+});