Files
webeditor3d/tests/domain/editor-store.test.ts

104 lines
3.0 KiB
TypeScript

import { describe, expect, it } from "vitest";
import { createEditorStore } from "../../src/app/editor-store";
import { createSetSceneNameCommand } from "../../src/commands/set-scene-name-command";
import { createEmptySceneDocument } from "../../src/document/scene-document";
import type { KeyValueStorage } from "../../src/serialization/local-draft-storage";
class MemoryStorage implements KeyValueStorage {
private readonly values = new Map<string, string>();
getItem(key: string): string | null {
return this.values.get(key) ?? null;
}
setItem(key: string, value: string): void {
this.values.set(key, value);
}
removeItem(key: string): void {
this.values.delete(key);
}
}
class ThrowingStorage implements KeyValueStorage {
getItem(): string | null {
throw new Error("blocked read");
}
setItem(): void {
throw new Error("blocked write");
}
removeItem(): void {}
}
describe("EditorStore", () => {
it("returns a stable snapshot between store updates", () => {
const store = createEditorStore();
const initialSnapshot = store.getState();
const repeatedSnapshot = store.getState();
expect(repeatedSnapshot).toBe(initialSnapshot);
store.executeCommand(createSetSceneNameCommand("Snapshot Scene"));
const updatedSnapshot = store.getState();
expect(updatedSnapshot).not.toBe(initialSnapshot);
expect(updatedSnapshot.document.name).toBe("Snapshot Scene");
});
it("applies command history with undo and redo", () => {
const store = createEditorStore();
store.executeCommand(createSetSceneNameCommand("Foundation Room"));
expect(store.getState().document.name).toBe("Foundation Room");
expect(store.getState().canUndo).toBe(true);
expect(store.undo()).toBe(true);
expect(store.getState().document.name).toBe("Untitled Scene");
expect(store.getState().canRedo).toBe(true);
expect(store.redo()).toBe(true);
expect(store.getState().document.name).toBe("Foundation Room");
});
it("saves and loads a local draft document", () => {
const storage = new MemoryStorage();
const writerStore = createEditorStore({ storage });
writerStore.executeCommand(createSetSceneNameCommand("Draft Scene"));
expect(writerStore.saveDraft()).toEqual({
status: "saved",
message: "Local draft saved."
});
const readerStore = createEditorStore({
initialDocument: createEmptySceneDocument({ name: "Fresh Scene" }),
storage
});
expect(readerStore.loadDraft()).toMatchObject({
status: "loaded",
message: "Local draft loaded."
});
expect(readerStore.getState().document.name).toBe("Draft Scene");
});
it("fails gracefully when storage access throws", () => {
const store = createEditorStore({ storage: new ThrowingStorage() });
expect(store.saveDraft()).toMatchObject({
status: "error",
message: expect.stringContaining("blocked write")
});
expect(store.loadDraft()).toMatchObject({
status: "error",
message: expect.stringContaining("blocked read")
});
});
});