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feat(infra): new doc sync engine (#6205)

Browse Source 
https://github.com/toeverything/AFFiNE/blob/eyhn/feat/new-sync/packages/common/infra/src/workspace/engine/doc/README.md
This commit is contained in:
EYHN
2024-03-22 16:43:26 +00:00
parent 05c44db5a9
commit 34703a3b7d
85 changed files with 3248 additions and 2286 deletions
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29
packages/backend/server/tests/doc.spec.ts
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@@ -127,7 +127,7 @@ test('should merge update when intervel due', async t => {
await manager.autoSquash();
t.deepEqual(
(await manager.getBinary(ws.id, '1'))?.toString('hex'),
(await manager.getBinary(ws.id, '1'))?.binary.toString('hex'),
Buffer.from(update.buffer).toString('hex')
);
@@ -150,7 +150,7 @@ test('should merge update when intervel due', async t => {
await manager.autoSquash();
t.deepEqual(
(await manager.getBinary(ws.id, '1'))?.toString('hex'),
(await manager.getBinary(ws.id, '1'))?.binary.toString('hex'),
Buffer.from(encodeStateAsUpdate(doc)).toString('hex')
);
});
@@ -275,20 +275,21 @@ test('should throw if meet max retry times', async t => {
test('should be able to insert the snapshot if it is new created', async t => {
const manager = m.get(DocManager);
const doc = new YDoc();
const text = doc.getText('content');
text.insert(0, 'hello');
const update = encodeStateAsUpdate(doc);
await manager.push('1', '1', Buffer.from(update));
{
const doc = new YDoc();
const text = doc.getText('content');
text.insert(0, 'hello');
const update = encodeStateAsUpdate(doc);
await manager.push('1', '1', Buffer.from(update));
}
const updates = await manager.getUpdates('1', '1');
t.is(updates.length, 1);
// @ts-expect-error private
const snapshot = await manager.squash(null, updates);
const { doc } = await manager.squash(null, updates);
t.truthy(snapshot);
t.is(snapshot.getText('content').toString(), 'hello');
t.truthy(doc);
t.is(doc.getText('content').toString(), 'hello');
const restUpdates = await manager.getUpdates('1', '1');
@@ -315,14 +316,14 @@ test('should be able to merge updates into snapshot', async t => {
{
await manager.batchPush('1', '1', updates.slice(0, 2));
// do the merge
const doc = (await manager.get('1', '1'))!;
const { doc } = (await manager.get('1', '1'))!;
t.is(doc.getText('content').toString(), 'helloworld');
}
{
await manager.batchPush('1', '1', updates.slice(2));
const doc = (await manager.get('1', '1'))!;
const { doc } = (await manager.get('1', '1'))!;
t.is(doc.getText('content').toString(), 'hello world!');
}
@@ -372,7 +373,7 @@ test('should not update snapshot if doc is outdated', async t => {
const updateRecords = await manager.getUpdates('2', '1');
// @ts-expect-error private
const doc = await manager.squash(snapshot, updateRecords);
const { doc } = await manager.squash(snapshot, updateRecords);
// all updated will merged into doc not matter it's timestamp is outdated or not,
// but the snapshot record will not be updated