gecko-dev/storage/test/unit/test_persist_journal.js

90 строки
2.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* https://creativecommons.org/publicdomain/zero/1.0/ */
// Tests the journal persists on close.
async function check_journal_persists(db, journal) {
let path = db.databaseFile.path;
info(`testing ${path}`);
await new Promise(resolve => {
db.executeSimpleSQLAsync(`PRAGMA journal_mode = ${journal}`, {
handleCompletion: resolve,
});
});
await new Promise(resolve => {
db.executeSimpleSQLAsync("CREATE TABLE test (id INTEGER PRIMARY KEY)", {
handleCompletion: resolve,
});
});
if (journal == "wal") {
Assert.ok(await IOUtils.exists(path + "-wal"), "-wal exists before close");
Assert.greater(
(await IOUtils.stat(path + "-wal")).size,
0,
"-wal size is non-zero"
);
} else {
Assert.ok(
await IOUtils.exists(path + "-journal"),
"-journal exists before close"
);
Assert.equal(
(await IOUtils.stat(path + "-journal")).size,
0,
"-journal is truncated after every transaction"
);
}
await new Promise(resolve => db.asyncClose(resolve));
if (journal == "wal") {
Assert.ok(await IOUtils.exists(path + "-wal"), "-wal persists after close");
Assert.equal(
(await IOUtils.stat(path + "-wal")).size,
0,
"-wal has been truncated"
);
} else {
Assert.ok(
await IOUtils.exists(path + "-journal"),
"-journal persists after close"
);
Assert.equal(
(await IOUtils.stat(path + "-journal")).size,
0,
"-journal has been truncated"
);
}
}
async function getDbPath(name) {
let path = PathUtils.join(PathUtils.profileDir, name + ".sqlite");
Assert.ok(!(await IOUtils.exists(path)), "database should not exist");
return path;
}
add_task(async function () {
for (let journal of ["truncate", "wal"]) {
await check_journal_persists(
Services.storage.openDatabase(
new FileUtils.File(await getDbPath(`shared-${journal}`))
),
journal
);
await check_journal_persists(
Services.storage.openUnsharedDatabase(
new FileUtils.File(await getDbPath(`unshared-${journal}`))
),
journal
);
await check_journal_persists(
await openAsyncDatabase(
new FileUtils.File(await getDbPath(`async-${journal}`))
),
journal
);
}
});