프로젝트 저장 및 목록

tests/unit/PreviewAutosave.spec.tsx

@@ -0,0 +1,94 @@
+import { describe, it, expect, beforeEach, afterEach, vi } from "vitest";
+import { render, cleanup } from "@testing-library/react";
+import PreviewPage from "@/app/preview/page";
+import type { Block, ProjectConfig } from "@/features/editor/state/editorStore";
+
+// PreviewPage 자동 복원 TDD
+// - localStorage 의 pb:autosave:<slug> 스냅샷을 기반으로 초기 렌더에서 replaceBlocks + updateProjectConfig 로 상태를 복원해야 한다.
+
+let mockState: any;
+
+beforeEach(() => {
+  const baseProjectConfig: ProjectConfig = {
+    title: "프리뷰 자동복원 테스트",
+    slug: "preview-autosave-test",
+    canvasPreset: "full",
+  } as ProjectConfig;
+
+  mockState = {
+    blocks: [
+      {
+        id: "blk_1",
+        type: "text",
+        props: {
+          text: "프리뷰 기본 블록",
+          align: "left",
+          size: "base",
+        },
+      },
+    ] as Block[],
+    projectConfig: baseProjectConfig,
+    replaceBlocks: vi.fn(),
+    updateProjectConfig: vi.fn(),
+  };
+
+  window.localStorage.clear();
+});
+
+afterEach(() => {
+  cleanup();
+});
+
+vi.mock("@/features/editor/state/editorStore", () => {
+  const useEditorStore = (selector: (state: any) => any) => selector(mockState);
+  (useEditorStore as any).getState = () => mockState;
+
+  return {
+    __esModule: true,
+    useEditorStore,
+  };
+});
+
+vi.mock("next/link", () => {
+  return {
+    __esModule: true,
+    default: ({ href, children }: any) => <a href={href}>{children}</a>,
+  };
+});
+
+describe("PreviewPage - 자동 복원", () => {
+  it("pb:autosave:<slug> 스냅샷이 있으면 초기 렌더에서 replaceBlocks 와 updateProjectConfig 로 상태를 복원해야 한다", () => {
+    const savedBlocks: Block[] = [
+      {
+        id: "saved_1",
+        type: "text",
+        props: {
+          text: "저장된 프리뷰 블록",
+          align: "center",
+          size: "lg",
+        },
+      } as any,
+    ];
+
+    const savedConfig: ProjectConfig = {
+      title: "저장된 프리뷰 프로젝트",
+      slug: "preview-autosave-test",
+      canvasPreset: "full",
+    } as ProjectConfig;
+
+    const payload = {
+      blocks: savedBlocks,
+      projectConfig: savedConfig,
+    };
+
+    window.localStorage.setItem("pb:autosave:preview-autosave-test", JSON.stringify(payload));
+
+    render(<PreviewPage />);
+
+    expect(mockState.replaceBlocks).toHaveBeenCalledTimes(1);
+    expect(mockState.replaceBlocks).toHaveBeenCalledWith(savedBlocks as any);
+
+    expect(mockState.updateProjectConfig).toHaveBeenCalledTimes(1);
+    expect(mockState.updateProjectConfig).toHaveBeenCalledWith(savedConfig as ProjectConfig);
+  });
+});