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// META: script=resources/fetch-tests.js
function xhr_should_succeed(test, url) {
return new Promise((resolve, reject) => {
const xhr = new XMLHttpRequest();
xhr.open('GET', url);
xhr.onload = test.step_func(() => {
assert_equals(xhr.status, 200);
assert_equals(xhr.statusText, 'OK');
resolve(xhr.response);
});
xhr.onerror = () => reject('Got unexpected error event');
xhr.send();
});
}
function xhr_should_fail(test, url, method = 'GET') {
const xhr = new XMLHttpRequest();
xhr.open(method, url);
const result1 = new Promise((resolve, reject) => {
xhr.onload = () => reject('Got unexpected load event');
xhr.onerror = resolve;
});
const result2 = new Promise(resolve => {
xhr.onreadystatechange = test.step_func(() => {
if (xhr.readyState !== xhr.DONE) return;
assert_equals(xhr.status, 0);
resolve();
});
});
xhr.send();
return Promise.all([result1, result2]);
}
fetch_tests('XHR', xhr_should_succeed, xhr_should_fail);
async_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);
const xhr = new XMLHttpRequest();
xhr.open('GET', url);
xhr.onloadend = t.step_func_done(() => {
assert_equals(xhr.getResponseHeader('Content-Type'), blob_type);
});
xhr.send();
}, 'XHR should return Content-Type from Blob');
async_test(t => {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const xhr = new XMLHttpRequest();
xhr.open('GET', url);
// Revoke the object URL. XHR 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 send().
URL.revokeObjectURL(url);
xhr.onload = t.step_func_done(() => {
assert_equals(xhr.response, blob_contents);
});
xhr.onerror = t.unreached_func('Got unexpected error event');
xhr.send();
}, 'Revoke blob URL after open(), will fetch');
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