Fetch: Response.body should be null for some network responses (#32813)
diff --git a/fetch/api/basic/response-null-body.any.js b/fetch/api/basic/response-null-body.any.js
new file mode 100644
index 0000000..7824a20
--- /dev/null
+++ b/fetch/api/basic/response-null-body.any.js
@@ -0,0 +1,31 @@
+// META: global=window,worker
+// META: script=../resources/utils.js
+
+const nullBodyStatus = [204, 205, 304];
+const methods = ["GET", "POST", "OPTIONS"];
+
+for (const status of nullBodyStatus) {
+ for (const method of methods) {
+ promise_test(
+ async () => {
+ const url =
+ `${RESOURCES_DIR}status.py?code=${status}&content=hello-world`;
+ const resp = await fetch(url, { method });
+ assert_equals(resp.status, status);
+ assert_equals(resp.body, null, "the body should be null");
+ const text = await resp.text();
+ assert_equals(text, "", "null bodies result in empty text");
+ },
+ `Response.body is null for responses with status=${status} (method=${method})`,
+ );
+ }
+}
+
+promise_test(async () => {
+ const url = `${RESOURCES_DIR}status.py?code=200&content=hello-world`;
+ const resp = await fetch(url, { method: "HEAD" });
+ assert_equals(resp.status, 200);
+ assert_equals(resp.body, null, "the body should be null");
+ const text = await resp.text();
+ assert_equals(text, "", "null bodies result in empty text");
+}, `Response.body is null for responses with method=HEAD`);