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Test Info: Warnings
- This test has a WPT meta file that disables it given conditions:
- : true
- This WPT test may be referenced by the following Test IDs:
- /fetch/api/cors/cors-keepalive.any.html - WPT Dashboard Interop Dashboard
// META: global=window
// META: timeout=long
// META: title=Fetch API: keepalive handling
// META: script=/common/utils.js
// META: script=/common/get-host-info.sub.js
// META: script=../resources/keepalive-helper.js
// META: script=../resources/utils.js
'use strict';
const {
HTTP_NOTSAMESITE_ORIGIN,
HTTPS_ORIGIN,
HTTP_ORIGIN_WITH_DIFFERENT_PORT,
HTTP_REMOTE_ORIGIN,
HTTP_REMOTE_ORIGIN_WITH_DIFFERENT_PORT,
HTTPS_REMOTE_ORIGIN,
} = get_host_info();
/**
* Tests to cover the basic behaviors of keepalive + cors/no-cors mode requests
* to different `origin` when the initiator document is still alive. They should
* behave the same as without setting keepalive.
*/
function keepaliveCorsBasicTest(desc, origin) {
const url = `${origin}${dirname(location.pathname)}${RESOURCES_DIR}top.txt`;
const urlAllowCors = `${url}?pipe=header(Access-Control-Allow-Origin,*)`;
promise_test((test) => {
return fetch(urlAllowCors, {keepalive: true, 'mode': 'no-cors'})
.then((resp) => {
assert_equals(resp.status, 0, 'Opaque filter: status is 0');
assert_equals(resp.statusText, '', 'Opaque filter: statusText is ""');
assert_equals(
resp.type, 'opaque', 'Opaque filter: response\'s type is opaque');
return resp.text().then((value) => {
assert_equals(
value, '', 'Opaque response should have an empty body');
});
});
}, `${desc} [no-cors mode]`);
promise_test((test) => {
return promise_rejects_js(
test, TypeError, fetch(url, {keepalive: true, 'mode': 'cors'}));
}, `${desc} [cors mode, server forbid CORS]`);
promise_test((test) => {
return fetch(urlAllowCors, {keepalive: true, 'mode': 'cors'})
.then((resp) => {
assert_equals(resp.status, 200, 'Fetch\'s response\'s status is 200');
assert_equals(resp.type, 'cors', 'CORS response\'s type is cors');
});
}, `${desc} [cors mode]`);
}
keepaliveCorsBasicTest(
`[keepalive] Same domain different port`, HTTP_ORIGIN_WITH_DIFFERENT_PORT);
keepaliveCorsBasicTest(
`[keepalive] Same domain different protocol different port`, HTTPS_ORIGIN);
keepaliveCorsBasicTest(
`[keepalive] Cross domain basic usage`, HTTP_REMOTE_ORIGIN);
keepaliveCorsBasicTest(
`[keepalive] Cross domain different port`,
HTTP_REMOTE_ORIGIN_WITH_DIFFERENT_PORT);
keepaliveCorsBasicTest(
`[keepalive] Cross domain different protocol`, HTTPS_REMOTE_ORIGIN);
/**
* In a same-site iframe, and in `unload` event handler, test to fetch
* a keepalive URL that involves in different cors modes.
*/
function keepaliveCorsInUnloadTest(description, origin, method) {
const evt = 'unload';
for (const mode of ['no-cors', 'cors']) {
for (const disallowCrossOrigin of [false, true]) {
const desc = `${description} ${method} request in ${evt} [${mode} mode` +
(disallowCrossOrigin ? ']' : ', server forbid CORS]');
const expectTokenExist = !disallowCrossOrigin || mode === 'no-cors';
promise_test(async (test) => {
const token1 = token();
const iframe = document.createElement('iframe');
iframe.src = getKeepAliveIframeUrl(token1, method, {
frameOrigin: '',
requestOrigin: origin,
sendOn: evt,
mode: mode,
disallowCrossOrigin
});
document.body.appendChild(iframe);
await iframeLoaded(iframe);
iframe.remove();
assert_equals(await getTokenFromMessage(), token1);
assertStashedTokenAsync(desc, token1, {expectTokenExist});
}, `${desc}; setting up`);
}
}
}
for (const method of ['GET', 'POST']) {
keepaliveCorsInUnloadTest(
'[keepalive] Same domain different port', HTTP_ORIGIN_WITH_DIFFERENT_PORT,
method);
keepaliveCorsInUnloadTest(
`[keepalive] Same domain different protocol different port`, HTTPS_ORIGIN,
method);
keepaliveCorsInUnloadTest(
`[keepalive] Cross domain basic usage`, HTTP_REMOTE_ORIGIN, method);
keepaliveCorsInUnloadTest(
`[keepalive] Cross domain different port`,
HTTP_REMOTE_ORIGIN_WITH_DIFFERENT_PORT, method);
keepaliveCorsInUnloadTest(
`[keepalive] Cross domain different protocol`, HTTPS_REMOTE_ORIGIN,
method);
}