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'use strict';
const EMPTY = 'empty';
const SMALL = 'small';
const LARGE = 'large';
const MAX = 'max';
const TOOLARGE = 'toolarge';
const STRING = 'string';
const ARRAYBUFFER = 'arraybuffer';
const FORM = 'form';
const BLOB = 'blob';
function getContentType(type) {
switch (type) {
case STRING:
return 'text/plain;charset=UTF-8';
case ARRAYBUFFER:
return null;
case FORM:
return 'multipart/form-data';
case BLOB:
return null;
default:
throw Error(`invalid type: ${type}`);
}
}
// Create a payload with the given size and type.
// `sizeString` must be one of EMPTY, SMALL, LARGE, MAX, TOOLARGE.
// `type` must be one of STRING, ARRAYBUFFER, FORM, BLOB.
// `contentType` is effective only if `type` is BLOB.
function makePayload(sizeString, type, contentType) {
let size = 0;
switch (sizeString) {
case EMPTY:
size = 0;
break;
case SMALL:
size = 10;
break;
case LARGE:
size = 10 * 1000;
break;
case MAX:
if (type === FORM) {
throw Error('Not supported');
}
size = 65536;
break;
case TOOLARGE:
size = 65537;
break;
default:
throw Error('invalid size');
}
let data = '';
if (size > 0) {
const prefix = String(size) + ':';
data = prefix + Array(size - prefix.length).fill('*').join('');
}
switch (type) {
case STRING:
return data;
case ARRAYBUFFER:
return new TextEncoder().encode(data).buffer;
case FORM:
const formData = new FormData();
if (size > 0) {
formData.append('payload', data);
}
return formData;
case BLOB:
const options = contentType ? {type: contentType} : undefined;
const blob = new Blob([data], options);
return blob;
default:
throw Error('invalid type');
}
}
function parallelPromiseTest(func, description) {
async_test((t) => {
Promise.resolve(func(t)).then(() => t.done()).catch(t.step_func((e) => {
throw e;
}));
}, description);
}
// Poll the server for the test result.
async function waitForResult(id, expectedError = null) {
const url = `/beacon/resources/beacon.py?cmd=stat&id=${id}`;
for (let i = 0; i < 30; ++i) {
const response = await fetch(url);
const text = await response.text();
const results = JSON.parse(text);
if (results.length === 0) {
await new Promise(resolve => step_timeout(resolve, 100));
continue;
}
assert_equals(results.length, 1, `bad response: '${text}'`);
const result = results[0];
// null JSON values parse as null, not undefined
assert_equals(result.error, expectedError, 'error recorded in stash');
return result;
}
assert_true(false, 'timeout');
}