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test/fixtures/wpt/html/webappapis/timers/cleartimeout-clearinterval.any.js

@@ -0,0 +1,29 @@
+async_test((t) => {
+  const handle = setTimeout(
+    t.step_func(() => {
+      assert_unreached("Timeout was not canceled");
+    }),
+    0
+  );
+
+  clearInterval(handle);
+
+  setTimeout(() => {
+    t.done();
+  }, 100);
+}, "Clear timeout with clearInterval");
+
+async_test((t) => {
+  const handle = setInterval(
+    t.step_func(() => {
+      assert_unreached("Interval was not canceled");
+    }),
+    0
+  );
+
+  clearTimeout(handle);
+
+  setTimeout(() => {
+    t.done();
+  }, 100);
+}, "Clear interval with clearTimeout");