1 files changed, 19 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/webappapis/timers/clearinterval-from-callback.any.js b/testing/web-platform/tests/html/webappapis/timers/clearinterval-from-callback.any.js
new file mode 100644
index 0000000000..bf4eb7cf5a
--- /dev/null
+++ b/testing/web-platform/tests/html/webappapis/timers/clearinterval-from-callback.any.js
@@ -0,0 +1,19 @@
+async_test((t) => {
+  let wasPreviouslyCalled = false;
+
+  const handle = setInterval(
+    t.step_func(() => {
+      if (!wasPreviouslyCalled) {
+        wasPreviouslyCalled = true;
+
+        clearInterval(handle);
+
+        // Make the test succeed after the callback would've run next.
+        setInterval(t.step_func_done(), 750);
+      } else {
+        assert_unreached();
+      }
+    }),
+    500
+  );
+}, "Clearing an interval from the callback should still clear it.");