Budget growing history and import recovery encoding

2026-11-11 04:16:21 +08:00
parent b4c40d3087
commit 210bc14074
11 changed files with 120 additions and 22 deletions
@@ -226,3 +226,15 @@ test('transport preparation cannot rewrite a committed document change or its id
  const before=editor.getSnapshot(),result=editor.dispatch({type:'element.data',target:target('a'),patch:{text:'must not publish'}});
  assert.equal(result.code,'invalid_prepared_intent');assert.equal(editor.getSnapshot(),before);
 });
+
+test('growing grouped history can yield during recovery encoding without altering undo data',async()=>{
+ const {sealRecoveryImageAsync}=await import('../../src/lib/canvas-runtime/recovery-encoding.ts');
+ const editor=setup();
+ for(let i=0;i<300;i++)assert.equal(editor.dispatch({type:'element.data',target:target('a'),patch:{title:'step-'+i}},{groupId:'large-history'}).status,'applied');
+ const entry=editor.getSnapshot().history.entries.get(editor.getSnapshot().history.undo.at(-1));
+ assert.equal(entry.changes.length,300);let tick=0,yields=0;
+ const pending=sealRecoveryImageAsync(17,1,1,entry,{now:()=>tick++,frameBudgetMs:1,yieldTask:async()=>{yields++;}});
+ assert.equal(editor.dispatch({type:'element.data',target:target('a'),patch:{title:'later'}},{groupId:'large-history'}).status,'applied');
+ const image=await pending;assert.ok(yields>0);assert.deepEqual(image.payload,JSON.parse(JSON.stringify(entry)));assert.equal(image.payload.changes.length,300);
+ assert.equal(editor.history.undo().status,'applied');assert.equal(editor.getSnapshot().document.elements.get('a').data.title,'a');
+});