site-builder/craft/src/components/basic/TextBlock.toHtml.test.ts

import { describe, test, expect } from 'vitest';
import { TextBlock } from './TextBlock';

const toHtml = (TextBlock as any).toHtml;

describe('TextBlock.toHtml text escaping (attacker-controlled `text` prop)', () => {
  test('a tag-breakout attempt in text is neutralized (no injected element)', () => {
    const { html } = toHtml({ text: '</p><img src=x onerror=alert(1)>' }, '');
    expect(html).not.toContain('<img');
    expect(html).toContain('&lt;img');
  });

  test('ampersand is escaped for well-formed text content (consistency with escapeHtml)', () => {
    const { html } = toHtml({ text: 'Tom & Jerry' }, '');
    expect(html).toContain('Tom &amp; Jerry');
  });

  test('a normal text value still renders unchanged', () => {
    const { html } = toHtml({ text: 'Hello world' }, '');
    expect(html).toBe('<p>Hello world</p>');
  });
});

describe('TextBlock.toHtml typography depth (line-height/letter-spacing/transform/style/decoration)', () => {
  test('line-height, letter-spacing, text-transform all flow into the style attribute', () => {
    const { html } = toHtml({
      text: 'x',
      style: { lineHeight: '1.75', letterSpacing: '-0.02em', textTransform: 'capitalize' },
    }, '');
    expect(html).toContain('line-height:1.75');
    expect(html).toContain('letter-spacing:-0.02em');
    expect(html).toContain('text-transform:capitalize');
  });

  test('italic + underline toggles emit font-style and text-decoration', () => {
    const { html } = toHtml({ text: 'x', style: { fontStyle: 'italic', textDecoration: 'underline' } }, '');
    expect(html).toContain('font-style:italic');
    expect(html).toContain('text-decoration:underline');
  });

  test('a custom font-size (not one of the presets) still flows through', () => {
    const { html } = toHtml({ text: 'x', style: { fontSize: '19px' } }, '');
    expect(html).toContain('font-size:19px');
  });
});

describe('TextBlock.craft.props exposes the box-model + animation/visibility rollout', () => {
  test('animation, animationDelay, hideOnDesktop/Tablet/Mobile are present with blank/false defaults', () => {
    const props = (TextBlock as any).craft.props;
    expect(props.animation).toBe('');
    expect(props.animationDelay).toBe('0');
    expect(props.hideOnDesktop).toBe(false);
    expect(props.hideOnTablet).toBe(false);
    expect(props.hideOnMobile).toBe(false);
  });

  test('style carries blank/default box-model + typography-depth keys', () => {
    const style = (TextBlock as any).craft.props.style;
    expect(style).toHaveProperty('marginTop');
    expect(style).toHaveProperty('paddingTop');
    expect(style).toHaveProperty('letterSpacing');
    expect(style).toHaveProperty('textTransform');
    expect(style.border).toBe('none');
    expect(style.boxShadow).toBe('none');
    expect(style.opacity).toBe('1');
  });
});