response-null-body.any.js

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This test has a WPT meta file that expects 9 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /fetch/api/basic/response-null-body.any.html - WPT Dashboard Interop Dashboard
- /fetch/api/basic/response-null-body.any.serviceworker.html - WPT Dashboard Interop Dashboard
- /fetch/api/basic/response-null-body.any.sharedworker.html - WPT Dashboard Interop Dashboard
- /fetch/api/basic/response-null-body.any.worker.html - WPT Dashboard Interop Dashboard

// 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`);

promise_test(async (t) => {

  const integrity = "sha384-UT6f7WCFp32YJnp1is4l/ZYnOeQKpE8xjmdkLOwZ3nIP+tmT2aMRFQGJomjVf5cE";

  const url = `${RESOURCES_DIR}status.py?code=204&content=hello-world`;

  const promise = fetch(url, { method: "GET", integrity });

  promise_rejects_js(t, TypeError, promise);

}, "Null body status with subresource integrity should abort");