diff --git a/testing/web-platform/tests/fetch/api/basic/request-upload.any.js b/testing/web-platform/tests/fetch/api/basic/request-upload.any.js
index 6da2c8a38c3c..24f7c5b432ca 100644
--- a/testing/web-platform/tests/fetch/api/basic/request-upload.any.js
+++ b/testing/web-platform/tests/fetch/api/basic/request-upload.any.js
@@ -129,44 +129,6 @@ promise_test(async (test) => {
 }, "Fetch with POST with text body on 421 response should be retried once on new connection.");
 
 promise_test(async (test) => {
-  const body = new ReadableStream({start: controller => {
-    const encoder = new TextEncoder();
-    controller.enqueue(encoder.encode("Test"));
-    controller.close();
-  }});
-  const resp = await fetch(
-    "/fetch/connection-pool/resources/network-partition-key.py?"
-    + `status=421&uuid=${token()}&partition_id=${get_host_info().ORIGIN}`
-    + `&dispatch=check_partition&addcounter=true`,
-    {method: "POST", body: body});
-  assert_equals(resp.status, 421);
-  const text = await resp.text();
-  assert_equals(text, "ok. Request was sent 1 times. 1 connections were created.");
-}, "Fetch with POST with ReadableStream on 421 response should return the response and not retry.");
-
-promise_test(async (test) => {
-  const request = new Request('', {
-    body: new ReadableStream(),
-    method: 'POST',
-  });
-
-  assert_equals(request.headers.get('Content-Type'), null, `Request should not have a content-type set`);
-
-  const response = await fetch('data:a/a;charset=utf-8,test', {
-    method: 'POST',
-    body: new ReadableStream(),
-  });
-
-  assert_equals(await response.text(), 'test', `Response has correct body`);
-}, "Feature detect for POST with ReadableStream");
-
-promise_test(async (test) => {
-  const request = new Request('data:a/a;charset=utf-8,test', {
-    body: new ReadableStream(),
-    method: 'POST',
-  });
-
-  assert_equals(request.headers.get('Content-Type'), null, `Request should not have a content-type set`);
-  const response = await fetch(request);
-  assert_equals(await response.text(), 'test', `Response has correct body`);
-}, "Feature detect for POST with ReadableStream, using request object");
+  const body = new ReadableStream({start: c => c.close()});
+  await promise_rejects_js(test, TypeError, fetch('/', {method: 'POST', body}));
+}, "Streaming upload shouldn't work on Http/1.1.");
diff --git a/testing/web-platform/tests/fetch/api/basic/request-upload.h2.any.js b/testing/web-platform/tests/fetch/api/basic/request-upload.h2.any.js
index 00b54150d6f2..355a331c9d63 100644
--- a/testing/web-platform/tests/fetch/api/basic/request-upload.h2.any.js
+++ b/testing/web-platform/tests/fetch/api/basic/request-upload.h2.any.js
@@ -5,7 +5,7 @@
 
 function testUpload(desc, url, method, createBody, expectedBody) {
   const requestInit = {method};
-  promise_test(async function(){
+  promise_test(async () => {
     const body = createBody();
     if (body) {
       requestInit["body"] = body;
@@ -37,3 +37,47 @@ testUpload("Fetch with POST with ReadableStream", url,
     }})
   },
   "Test");
+
+promise_test(async (test) => {
+  const body = new ReadableStream({start: controller => {
+    const encoder = new TextEncoder();
+    controller.enqueue(encoder.encode("Test"));
+    controller.close();
+  }});
+  const resp = await fetch(
+    "/fetch/connection-pool/resources/network-partition-key.py?"
+    + `status=421&uuid=${token()}&partition_id=${self.origin}`
+    + `&dispatch=check_partition&addcounter=true`,
+    {method: "POST", body: body});
+  assert_equals(resp.status, 421);
+  const text = await resp.text();
+  assert_equals(text, "ok. Request was sent 1 times. 1 connections were created.");
+}, "Fetch with POST with ReadableStream on 421 response should return the response and not retry.");
+
+promise_test(async (test) => {
+  const request = new Request('', {
+    body: new ReadableStream(),
+    method: 'POST',
+  });
+
+  assert_equals(request.headers.get('Content-Type'), null, `Request should not have a content-type set`);
+
+  const response = await fetch('data:a/a;charset=utf-8,test', {
+    method: 'POST',
+    body: new ReadableStream(),
+  });
+
+  assert_equals(await response.text(), 'test', `Response has correct body`);
+}, "Feature detect for POST with ReadableStream");
+
+promise_test(async (test) => {
+  const request = new Request('data:a/a;charset=utf-8,test', {
+    body: new ReadableStream(),
+    method: 'POST',
+ });
+
+  assert_equals(request.headers.get('Content-Type'), null, `Request should not have a content-type set`);
+  const response = await fetch(request);
+  assert_equals(await response.text(), 'test', `Response has correct body`);
+}, "Feature detect for POST with ReadableStream, using request object");
+