fix(test): dispatch load event before tests are run (#11708)

1 files changed, 22 insertions, 0 deletions

diff --git a/cli/tests/testdata/test/load_unload.ts b/cli/tests/testdata/test/load_unload.ts
new file mode 100644
index 000000000..2bd04a676
--- /dev/null
+++ b/cli/tests/testdata/test/load_unload.ts
@@ -0,0 +1,22 @@
+let interval: number | null = null;
+addEventListener("load", () => {
+  if (interval) {
+    throw new Error("Interval is already set");
+  }
+
+  interval = setInterval(() => {}, 0);
+});
+
+addEventListener("unload", () => {
+  if (!interval) {
+    throw new Error("Interval was not set");
+  }
+
+  clearInterval(interval);
+});
+
+Deno.test("test", () => {
+  if (!interval) {
+    throw new Error("Interval was not set");
+  }
+});