Tweak schedule test

jupyterlab · Sep 12, 2022 · d226865 · d226865
1 parent 60c92d8
commit d226865
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/packages/coreutils/tests/src/schedule.spec.ts b/packages/coreutils/tests/src/schedule.spec.ts
@@ -18,8 +18,11 @@ function sleep(milliseconds: number = 0): Promise<unknown> {
 
 describe('@lumino/coreutils', () => {
   describe('schedule() and unschedule()', () => {
-    it('should schedule a deferred function invocation', done => {
-      schedule(() => void done());
+    it('should schedule a deferred function invocation', async () => {
+      let called = false;
+      schedule(() => (called = true));
+      await sleep(200);
+      expect(called).to.equal(true);
     });
 
     it('should allow a callback to be unscheduled', async () => {