1 files changed, 22 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/api/resources/huge-response.py b/testing/web-platform/tests/fetch/api/resources/huge-response.py
new file mode 100644
index 0000000000..16a60078e5
--- /dev/null
+++ b/testing/web-platform/tests/fetch/api/resources/huge-response.py
@@ -0,0 +1,22 @@
+# A Python script that generates a huge response. Implemented as a script to
+# avoid needing to add a huge file to the repository.
+
+TOTAL_SIZE = 8 * 1024 * 1024 * 1024  # 8 GB
+CHUNK_SIZE = 1024 * 1024  # 1 MB
+
+assert TOTAL_SIZE % CHUNK_SIZE == 0
+
+
+def main(request, response):
+    response.headers.set(b"Content-type", b"text/plain")
+    response.headers.set(b"Content-Length", str(TOTAL_SIZE).encode())
+    response.headers.set(b"Cache-Control", b"max-age=86400")
+    response.write_status_headers()
+
+    chunk = bytes(CHUNK_SIZE)
+    total_sent = 0
+
+    while total_sent < TOTAL_SIZE:
+        if not response.writer.write(chunk):
+            break
+        total_sent += CHUNK_SIZE