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https://github.com/excalidraw/excalidraw
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feat: add onIncrement
API (#9450)
This commit is contained in:
143
packages/element/tests/delta.test.tsx
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143
packages/element/tests/delta.test.tsx
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import type { ObservedAppState } from "@excalidraw/excalidraw/types";
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import type { LinearElementEditor } from "@excalidraw/element/linearElementEditor";
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import { AppStateDelta } from "../src/delta";
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describe("AppStateDelta", () => {
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describe("ensure stable delta properties order", () => {
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it("should maintain stable order for root properties", () => {
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const name = "untitled scene";
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const selectedLinearElementId = "id1" as LinearElementEditor["elementId"];
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const commonAppState = {
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viewBackgroundColor: "#ffffff",
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selectedElementIds: {},
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selectedGroupIds: {},
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editingGroupId: null,
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croppingElementId: null,
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editingLinearElementId: null,
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};
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const prevAppState1: ObservedAppState = {
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...commonAppState,
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name: "",
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selectedLinearElementId: null,
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};
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const nextAppState1: ObservedAppState = {
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...commonAppState,
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name,
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selectedLinearElementId,
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};
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const prevAppState2: ObservedAppState = {
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selectedLinearElementId: null,
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name: "",
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...commonAppState,
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};
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const nextAppState2: ObservedAppState = {
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selectedLinearElementId,
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name,
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...commonAppState,
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};
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const delta1 = AppStateDelta.calculate(prevAppState1, nextAppState1);
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const delta2 = AppStateDelta.calculate(prevAppState2, nextAppState2);
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expect(JSON.stringify(delta1)).toBe(JSON.stringify(delta2));
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});
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it("should maintain stable order for selectedElementIds", () => {
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const commonAppState = {
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name: "",
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viewBackgroundColor: "#ffffff",
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selectedGroupIds: {},
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editingGroupId: null,
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croppingElementId: null,
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selectedLinearElementId: null,
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editingLinearElementId: null,
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};
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const prevAppState1: ObservedAppState = {
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...commonAppState,
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selectedElementIds: { id5: true, id2: true, id4: true },
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};
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const nextAppState1: ObservedAppState = {
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...commonAppState,
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selectedElementIds: {
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id1: true,
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id2: true,
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id3: true,
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},
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};
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const prevAppState2: ObservedAppState = {
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...commonAppState,
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selectedElementIds: { id4: true, id2: true, id5: true },
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};
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const nextAppState2: ObservedAppState = {
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...commonAppState,
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selectedElementIds: {
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id3: true,
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id2: true,
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id1: true,
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},
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};
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const delta1 = AppStateDelta.calculate(prevAppState1, nextAppState1);
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const delta2 = AppStateDelta.calculate(prevAppState2, nextAppState2);
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expect(JSON.stringify(delta1)).toBe(JSON.stringify(delta2));
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});
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it("should maintain stable order for selectedGroupIds", () => {
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const commonAppState = {
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name: "",
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viewBackgroundColor: "#ffffff",
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selectedElementIds: {},
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editingGroupId: null,
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croppingElementId: null,
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selectedLinearElementId: null,
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editingLinearElementId: null,
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};
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const prevAppState1: ObservedAppState = {
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...commonAppState,
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selectedGroupIds: { id5: false, id2: true, id4: true, id0: true },
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};
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const nextAppState1: ObservedAppState = {
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...commonAppState,
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selectedGroupIds: {
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id0: true,
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id1: true,
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id2: false,
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id3: true,
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},
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};
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const prevAppState2: ObservedAppState = {
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...commonAppState,
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selectedGroupIds: { id0: true, id4: true, id2: true, id5: false },
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};
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const nextAppState2: ObservedAppState = {
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...commonAppState,
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selectedGroupIds: {
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id3: true,
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id2: false,
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id1: true,
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id0: true,
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},
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};
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const delta1 = AppStateDelta.calculate(prevAppState1, nextAppState1);
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const delta2 = AppStateDelta.calculate(prevAppState2, nextAppState2);
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expect(JSON.stringify(delta1)).toBe(JSON.stringify(delta2));
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});
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});
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});
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