gecko-dev/dom/quota/test/browser_simpledb.js

51 строка
1.2 KiB
JavaScript

/**
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
add_task(async function testSimpleDB() {
const name = "data";
const bufferSize = 100;
await SpecialPowers.pushPrefEnv({ set: [[ "dom.simpleDB.enabled", true ]] });
let database = getSimpleDatabase();
let request = database.open("data");
await requestFinished(request);
let buffer1 = getRandomBuffer(bufferSize);
request = database.write(buffer1);
await requestFinished(request);
request = database.seek(0);
await requestFinished(request);
request = database.read(bufferSize);
let result = await requestFinished(request);
let buffer2 = result.getAsArrayBuffer();
ok(compareBuffers(buffer1, buffer2), "Buffers equal.");
let database2 = getSimpleDatabase();
try {
request = database2.open(name);
await requestFinished(request);
ok(false, "Should have thrown!");
} catch(ex) {
ok(request.resultCode == NS_ERROR_STORAGE_BUSY, "Good result code.");
}
request = database.close();
await requestFinished(request);
request = database2.open(name);
await requestFinished(request);
request = database2.close();
await requestFinished(request);
});