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feat: multiplayer undo / redo (#7348)

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Marcel Mraz 2024-04-17 13:01:24 +01:00 • committed by GitHub
parent 5211b003b8
commit 530617be90
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71 changed files with 34885 additions and 14877 deletions
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19
packages/excalidraw/tests/regressionTests.test.tsx
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@ -35,7 +35,7 @@ const checkpoint = (name: string) => {
`[${name}] number of renders`,
);
expect(h.state).toMatchSnapshot(`[${name}] appState`);
expect(h.history.getSnapshotForTest()).toMatchSnapshot(`[${name}] history`);
expect(h.history).toMatchSnapshot(`[${name}] history`);
expect(h.elements.length).toMatchSnapshot(`[${name}] number of elements`);
h.elements.forEach((element, i) =>
expect(element).toMatchSnapshot(`[${name}] element ${i}`),
@ -359,6 +359,7 @@ describe("regression tests", () => {
Keyboard.withModifierKeys({ ctrl: true }, () => {
Keyboard.keyPress(KEYS.Z);
Keyboard.keyPress(KEYS.Z);
Keyboard.keyPress(KEYS.Z);
});
expect(h.elements.filter((element) => !element.isDeleted).length).toBe(2);
Keyboard.withModifierKeys({ ctrl: true }, () => {
@ -372,7 +373,7 @@ describe("regression tests", () => {
});
it("noop interaction after undo shouldn't create history entry", () => {
expect(API.getStateHistory().length).toBe(1);
expect(API.getUndoStack().length).toBe(0);
UI.clickTool("rectangle");
mouse.down(10, 10);
@ -386,35 +387,35 @@ describe("regression tests", () => {
const secondElementEndPoint = mouse.getPosition();
expect(API.getStateHistory().length).toBe(3);
expect(API.getUndoStack().length).toBe(2);
Keyboard.withModifierKeys({ ctrl: true }, () => {
Keyboard.keyPress(KEYS.Z);
});
expect(API.getStateHistory().length).toBe(2);
expect(API.getUndoStack().length).toBe(1);
// clicking an element shouldn't add to history
mouse.restorePosition(...firstElementEndPoint);
mouse.click();
expect(API.getStateHistory().length).toBe(2);
expect(API.getUndoStack().length).toBe(1);
Keyboard.withModifierKeys({ shift: true, ctrl: true }, () => {
Keyboard.keyPress(KEYS.Z);
});
expect(API.getStateHistory().length).toBe(3);
expect(API.getUndoStack().length).toBe(2);
// clicking an element shouldn't add to history
// clicking an element should add to history
mouse.click();
expect(API.getStateHistory().length).toBe(3);
expect(API.getUndoStack().length).toBe(3);
const firstSelectedElementId = API.getSelectedElement().id;
// same for clicking the element just redo-ed
mouse.restorePosition(...secondElementEndPoint);
mouse.click();
expect(API.getStateHistory().length).toBe(3);
expect(API.getUndoStack().length).toBe(4);
expect(API.getSelectedElement().id).not.toEqual(firstSelectedElementId);
});