import { describe, it, expect, beforeEach, afterEach, vi } from "vitest"; import { render, screen, cleanup, fireEvent, waitFor } from "@testing-library/react"; import type { Block, ProjectConfig } from "@/features/editor/state/editorStore"; import EditorPage from "@/app/editor/page"; // EditorPage Export 미리보기 UX TDD // - 상단 메뉴에 "Export 미리보기" 항목이 노출되는지 검증한다. // - Export 미리보기 모달에서 "미리보기 새로고침" 클릭 시 // - /api/export/preview 엔드포인트를 호출하고, // - 반환된 HTML 을 iframe srcdoc 으로 렌더하는지 확인한다. let mockState: any; beforeEach(() => { const baseProjectConfig: ProjectConfig = { title: "Export 미리보기 테스트", slug: "export-preview-test", canvasPreset: "full", } as ProjectConfig; mockState = { blocks: [ { id: "blk_text_1", type: "text", props: { text: "Export 미리보기 본문", align: "left", size: "base", }, }, ] as Block[], projectConfig: baseProjectConfig, selectedBlockId: null as string | null, selectedListItemId: null as string | null, undo: vi.fn(), redo: vi.fn(), removeBlock: vi.fn(), duplicateBlock: vi.fn(), selectBlock: vi.fn(), selectListItem: vi.fn(), replaceBlocks: vi.fn(), reorderBlocks: vi.fn(), moveBlock: vi.fn(), addTextBlock: vi.fn(), addButtonBlock: vi.fn(), addImageBlock: vi.fn(), addDividerBlock: vi.fn(), addListBlock: vi.fn(), addSectionBlock: vi.fn(), addFormBlock: vi.fn(), addFormInputBlock: vi.fn(), addFormSelectBlock: vi.fn(), addFormCheckboxBlock: vi.fn(), addFormRadioBlock: vi.fn(), addHeroTemplateSection: vi.fn(), addFeaturesTemplateSection: vi.fn(), addCtaTemplateSection: vi.fn(), addFaqTemplateSection: vi.fn(), addPricingTemplateSection: vi.fn(), addTestimonialsTemplateSection: vi.fn(), addBlogTemplateSection: vi.fn(), addTeamTemplateSection: vi.fn(), addFooterTemplateSection: vi.fn(), updateBlock: vi.fn(), }; }); afterEach(() => { cleanup(); vi.unstubAllGlobals(); }); 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) => {children}, }; }); describe("EditorPage - Export 미리보기", () => { it("메뉴에서 Export 미리보기 항목을 클릭하면 Export 미리보기 모달이 열려야 한다", () => { render(); const menuButton = screen.getByText("메뉴"); fireEvent.click(menuButton); const previewMenuItem = screen.getByText("Export 미리보기"); fireEvent.click(previewMenuItem); const modalTitle = screen.getByText("Export 미리보기"); expect(modalTitle).toBeTruthy(); }); it("Export 미리보기 새로고침 시 /api/export/preview 를 호출하고 iframe 에 HTML 을 렌더해야 한다", async () => { const fetchMock = vi.fn().mockResolvedValue( new Response( "Export 미리보기 테스트Export 미리보기 본문", { status: 200, headers: { "Content-Type": "text/html; charset=utf-8" }, }, ), ); vi.stubGlobal("fetch", fetchMock); render(); const menuButton = screen.getByText("메뉴"); fireEvent.click(menuButton); const previewMenuItem = screen.getByText("Export 미리보기"); fireEvent.click(previewMenuItem); const refreshButton = screen.getByText("미리보기 새로고침"); fireEvent.click(refreshButton); await waitFor(() => { expect(fetchMock).toHaveBeenCalledTimes(1); }); const [url, options] = fetchMock.mock.calls[0] as any; expect(url).toBe("/api/export/preview"); expect(options.method).toBe("POST"); expect(options.headers["Content-Type"]).toBe("application/json"); const parsed = JSON.parse(options.body); expect(Array.isArray(parsed.blocks)).toBe(true); expect(parsed.blocks[0].id).toBe("blk_text_1"); expect(parsed.projectConfig.slug).toBe("export-preview-test"); const iframe = await screen.findByTestId("export-preview-frame"); const srcDoc = iframe.getAttribute("srcdoc") ?? ""; expect(srcDoc).toContain("Export 미리보기 테스트"); expect(srcDoc).toContain("Export 미리보기 본문"); }); });