1 files changed, 9 insertions, 0 deletions
diff --git a/testing/web-platform/tests/eventsource/resources/last-event-id.py b/testing/web-platform/tests/eventsource/resources/last-event-id.py
new file mode 100644
index 0000000000..a2cb726445
--- /dev/null
+++ b/testing/web-platform/tests/eventsource/resources/last-event-id.py
@@ -0,0 +1,9 @@
+def main(request, response):
+  response.headers.set(b"Content-Type", b"text/event-stream")
+
+  last_event_id = request.headers.get(b"Last-Event-ID", b"")
+  if last_event_id:
+    return b"data: " + last_event_id + b"\n\n"
+  else:
+    idvalue = request.GET.first(b"idvalue", u"\u2026".encode("utf-8"))
+    return b"id: " + idvalue + b"\nretry: 200\ndata: hello\n\n"