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// META: script=resources/fetch-tests.js
// META: script=/common/gc.js
function fetch_should_succeed(test, request) {
return fetch(request).then(response => response.text());
}
function fetch_should_fail(test, url, method = 'GET') {
return promise_rejects_js(test, TypeError, fetch(url, {method: method}));
}
fetch_tests('fetch', fetch_should_succeed, fetch_should_fail);
promise_test(t => {
const blob_contents = 'test blob contents';
const blob_type = 'image/png';
const blob = new Blob([blob_contents], {type: blob_type});
const url = URL.createObjectURL(blob);
return fetch(url).then(response => {
assert_equals(response.headers.get('Content-Type'), blob_type);
});
}, 'fetch should return Content-Type from Blob');
promise_test(t => {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const request = new Request(url);
// Revoke the object URL. Request should take a reference to the blob as
// soon as it receives it in open(), so the request succeeds even though we
// revoke the URL before calling fetch().
URL.revokeObjectURL(url);
return fetch_should_succeed(t, request).then(text => {
assert_equals(text, blob_contents);
});
}, 'Revoke blob URL after creating Request, will fetch');
promise_test(async t => {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
let request = new Request(url);
// Revoke the object URL. Request should take a reference to the blob as
// soon as it receives it in open(), so the request succeeds even though we
// revoke the URL before calling fetch().
URL.revokeObjectURL(url);
request = request.clone();
await garbageCollect();
const text = await fetch_should_succeed(t, request);
assert_equals(text, blob_contents);
}, 'Revoke blob URL after creating Request, then clone Request, will fetch');
promise_test(function(t) {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const result = fetch_should_succeed(t, url).then(text => {
assert_equals(text, blob_contents);
});
// Revoke the object URL. fetch should have already resolved the blob URL.
URL.revokeObjectURL(url);
return result;
}, 'Revoke blob URL after calling fetch, fetch should succeed');
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