1 files changed, 27 insertions, 0 deletions
diff --git a/testing/web-platform/tests/service-workers/service-worker/resources/mint-new-worker.py b/testing/web-platform/tests/service-workers/service-worker/resources/mint-new-worker.py
new file mode 100644
index 0000000000..ebee4ff8e8
--- /dev/null
+++ b/testing/web-platform/tests/service-workers/service-worker/resources/mint-new-worker.py
@@ -0,0 +1,27 @@
+import random
+
+import time
+
+body = u'''
+onactivate = (e) => e.waitUntil(clients.claim());
+var resolve_wait_until;
+var wait_until = new Promise(resolve => {
+    resolve_wait_until = resolve;
+  });
+onmessage = (e) => {
+    if (e.data == 'wait')
+      e.waitUntil(wait_until);
+    if (e.data == 'go')
+      resolve_wait_until();
+  };'''
+
+def main(request, response):
+    headers = [(b'Cache-Control', b'no-cache, must-revalidate'),
+               (b'Pragma', b'no-cache'),
+               (b'Content-Type', b'application/javascript')]
+
+    skipWaiting = u''
+    if b'skip-waiting' in request.GET:
+        skipWaiting = u'skipWaiting();'
+
+    return headers, u'/* %s %s */ %s %s' % (time.time(), random.random(), skipWaiting, body)