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feat: various delta improvements (#9571)

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This commit is contained in:
Marcel Mraz
2025-06-09 09:55:35 +02:00
committed by GitHub
parent d4e85a9480
commit d108053351
16 changed files with 1423 additions and 687 deletions
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75
excalidraw-app/tests/collab.test.tsx
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@ -205,6 +205,7 @@ describe("collaboration", () => {
// with explicit undo (as addition) we expect our item to be restored from the snapshot!
await waitFor(() => {
expect(API.getUndoStack().length).toBe(1);
expect(API.getRedoStack().length).toBe(1);
expect(API.getSnapshot()).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: false }),
@ -247,79 +248,5 @@ describe("collaboration", () => {
expect.objectContaining({ ...rect2Props, isDeleted: true }),
]);
});
act(() => h.app.actionManager.executeAction(undoAction));
// simulate local update
API.updateScene({
elements: syncInvalidIndices([
h.elements[0],
newElementWith(h.elements[1], { x: 100 }),
]),
captureUpdate: CaptureUpdateAction.IMMEDIATELY,
});
await waitFor(() => {
expect(API.getUndoStack().length).toBe(2);
expect(API.getRedoStack().length).toBe(0);
expect(API.getSnapshot()).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: false, x: 100 }),
]);
expect(h.elements).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: false, x: 100 }),
]);
});
act(() => h.app.actionManager.executeAction(undoAction));
// we expect to iterate the stack to the first visible change
await waitFor(() => {
expect(API.getUndoStack().length).toBe(1);
expect(API.getRedoStack().length).toBe(1);
expect(API.getSnapshot()).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: false, x: 0 }),
]);
expect(h.elements).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: false, x: 0 }),
]);
});
// simulate force deleting the element remotely
API.updateScene({
elements: syncInvalidIndices([rect1]),
captureUpdate: CaptureUpdateAction.NEVER,
});
// snapshot was correctly updated and marked the element as deleted
await waitFor(() => {
expect(API.getUndoStack().length).toBe(1);
expect(API.getRedoStack().length).toBe(1);
expect(API.getSnapshot()).toEqual([
expect.objectContaining(rect1Props),
expect.objectContaining({ ...rect2Props, isDeleted: true, x: 0 }),
]);
expect(h.elements).toEqual([expect.objectContaining(rect1Props)]);
});
act(() => h.app.actionManager.executeAction(redoAction));
// with explicit redo (as update) we again restored the element from the snapshot!
await waitFor(() => {
expect(API.getUndoStack().length).toBe(2);
expect(API.getRedoStack().length).toBe(0);
expect(API.getSnapshot()).toEqual([
expect.objectContaining({ id: "A", isDeleted: false }),
expect.objectContaining({ id: "B", isDeleted: true, x: 100 }),
]);
expect(h.history.isRedoStackEmpty).toBeTruthy();
expect(h.elements).toEqual([
expect.objectContaining({ id: "A", isDeleted: false }),
expect.objectContaining({ id: "B", isDeleted: true, x: 100 }),
]);
});
});
});