feat: window.onunload (#3023)

1 files changed, 9 insertions, 6 deletions

diff --git a/cli/tests/034_onload/nest_imported.ts b/cli/tests/034_onload/nest_imported.ts
index 2e2bee1d5..3c4b1d96a 100644
--- a/cli/tests/034_onload/nest_imported.ts
+++ b/cli/tests/034_onload/nest_imported.ts
@@ -1,7 +1,10 @@
-window.addEventListener(
-  "load",
-  (e: Event): void => {
-    console.log(`got ${e.type} event in event handler (nest_imported)`);
-  }
-);
+import { assert } from "../../../js/deps/https/deno.land/std/testing/asserts.ts";
+
+const handler = (e: Event): void => {
+  assert(!e.cancelable);
+  console.log(`got ${e.type} event in event handler (nest_imported)`);
+};
+
+window.addEventListener("load", handler);
+window.addEventListener("unload", handler);
 console.log("log from nest_imported script");