1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/shell-watchdog.js b/js/src/jit-test/tests/basic/shell-watchdog.js
new file mode 100644
index 0000000000..04ae0d9e71
--- /dev/null
+++ b/js/src/jit-test/tests/basic/shell-watchdog.js
@@ -0,0 +1,16 @@
+// |jit-test| exitstatus: 6; skip-if: getBuildConfiguration("wasi")
+
+/* This test will loop infinitely if the shell watchdog
+   fails to kick in. */
+
+timeout(0.1);
+var start = new Date();
+
+while (true) {
+    var end = new Date();
+    var duration = (end.getTime() - start.getTime()) / 1000;
+    if (duration > 1) {
+        print("tick");
+        start = new Date();
+    }
+}