import { expect, test } from "bun:test";
import { JSDOM } from "jsdom";
import { builderPreviewHTML } from "../src/preview-html.ts";
test("preview sanitization preserves email layout and editor markers but removes executable content", () => {
const { window } = new JSDOM("");
const result = String(builderPreviewHTML('', window.document as unknown as Document));
expect(result).toContain('data-block-id="one"');
expect(result).toContain('');
expect(result).not.toMatch(/onerror|javascript:|
Hello