1 files changed, 23 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/api/response/response-from-stream.any.js b/testing/web-platform/tests/fetch/api/response/response-from-stream.any.js
new file mode 100644
index 0000000000..ea5192bfb1
--- /dev/null
+++ b/testing/web-platform/tests/fetch/api/response/response-from-stream.any.js
@@ -0,0 +1,23 @@
+// META: global=window,worker
+
+"use strict";
+
+test(() => {
+  const stream = new ReadableStream();
+  stream.getReader();
+  assert_throws_js(TypeError, () => new Response(stream));
+}, "Constructing a Response with a stream on which getReader() is called");
+
+test(() => {
+  const stream = new ReadableStream();
+  stream.getReader().read();
+  assert_throws_js(TypeError, () => new Response(stream));
+}, "Constructing a Response with a stream on which read() is called");
+
+promise_test(async () => {
+  const stream = new ReadableStream({ pull: c => c.enqueue(new Uint8Array()) }),
+        reader = stream.getReader();
+  await reader.read();
+  reader.releaseLock();
+  assert_throws_js(TypeError, () => new Response(stream));
+}, "Constructing a Response with a stream on which read() and releaseLock() are called");