feat: window.onunload (#3023)

1 files changed, 9 insertions, 6 deletions

diff --git a/cli/tests/034_onload/imported.ts b/cli/tests/034_onload/imported.ts
index 5cf2d7b4c..d71f9d654 100644
--- a/cli/tests/034_onload/imported.ts
+++ b/cli/tests/034_onload/imported.ts
@@ -1,8 +1,11 @@
+import { assert } from "../../../js/deps/https/deno.land/std/testing/asserts.ts";
 import "./nest_imported.ts";
-window.addEventListener(
-  "load",
-  (e: Event): void => {
-    console.log(`got ${e.type} event in event handler (imported)`);
-  }
-);
+
+const handler = (e: Event): void => {
+  assert(!e.cancelable);
+  console.log(`got ${e.type} event in event handler (imported)`);
+};
+
+window.addEventListener("load", handler);
+window.addEventListener("unload", handler);
 console.log("log from imported script");