import { expect } from 'chai';
import { normalizeLines } from './utils';

describe(' 工具函数', () => {
  it('把“1. ”列表处理成空行分隔的格式，以便处理', function () {
    const lines = normalizeLines(`1. abc
11. def
`);
    expect(lines).eql(`
1. abc

11. def
`);
  });

  it('把“- ”列表处理成空行分隔的格式，以便处理', function () {
    const lines = normalizeLines(`- abc
- def
`);
    expect(lines).eql(`
- abc

- def
`);
  });

  it('把“* ”列表处理成空行分隔的格式，以便处理', function () {
    const lines = normalizeLines(`* abc
* def
`);
    expect(lines).eql(`
* abc

* def
`);
  });

  it('把“# ”标题处理成空行分隔的格式，以便处理', function () {
    const lines = normalizeLines(`\n# abc
def`);
    expect(lines).eql(`
# abc

def
`);
  });

  it('拆解单行的成对 tag', function () {
    const lines = normalizeLines(`
    a
    <div class="abc">DEF</div>
    b
`);
    expect(lines).eql(`
    a

    <div class="abc">DEF</div>

    b
`);
  });

  it('拆解单行的自封闭 tag', function () {
    const lines = normalizeLines(`
    a
    <hr/>
    b
`);
    expect(lines).eql(`
    a

    <hr/>

    b
`);
  });
  it('拆解单行的 h\\d 标签', function () {
    const lines = normalizeLines(`
    a
    <h3 id="abc">line</h3>
    b
`);
    expect(lines).eql(`
    a

    <h3 id="abc">line</h3>

    b
`);
  });

  it('拆解多行的 h\\d 标签', function () {
    const lines = normalizeLines(`
    a
    <h3 id="abc">
        line
    </h3>
    b
`);
    expect(lines).eql(`
    a

    <h3 id="abc">

        line

    </h3>

    b
`);
  });

  it('拆解单行的 th 标签', function () {
    const lines = normalizeLines(`
    a
    <th>line</th>
    b
`);
    expect(lines).eql(`
    a

    <th>

        line

    </th>

    b
`);
  });

  it('拆解单行注释', function () {
    const lines = normalizeLines(`
    a
    <!-- no -->
    b
`);
    expect(lines).eql(`
    a

    <!-- no -->

    b
`);
  });

  it('拆解多行注释', function () {
    const lines = normalizeLines(`
    a
    <!-- no
    abc -->
    b
`);
    expect(lines).eql(`
    a

    <!-- no
    abc -->

    b
`);
  });

  it('拆解单行br', function () {
    const lines = normalizeLines(`
    a
    <br class="clear">
    b
`);
    expect(lines).eql(`
    a

    <br class="clear">

    b
`);
  });

  it('拆解 code-example', function () {
    const lines = normalizeLines(`
<code-example language="sh" class="code-shell">
ng generate directive highlight

`);
    expect(lines).eql(`
<code-example language="sh" class="code-shell">

ng generate directive highlight
`);
  });

  it('拆解 @a 标记', function () {
    const lines = normalizeLines(`
    a
    {@a test}
    b
`);
    expect(lines).eql(`
    a

    {@a test}

    b
`);
  });

  it('拆解多行代码', function () {
    const lines = normalizeLines(`
    a
    \`\`\`
      var a = 1
    \`\`\`
    b
`);
    expect(lines).eql(`
    a

    \`\`\`

      var a = 1

    \`\`\`

    b
`);
  });

  it('拆解多行的成对 tag', function () {
    const lines = normalizeLines(`
  <header>
      Angular forms don't require a style library
  </header>
`);
    expect(lines).eq(`
  <header>

      Angular forms don't require a style library

  </header>
`);
  });

  it('拆解多行的成对 tag', function () {
    const lines = normalizeLines(`
    <p>
        a
    </p>

    <p>
    一
</p>

`);
    expect(lines).eq(`
    <p>

        a

    </p>

    <p>

    一

</p>
`);
  });

  it('拆解独行的 th/td', function () {
    expect(normalizeLines(`
  <td>
    abc
  </td>
`)).eql(`
  <td>

    abc

  </td>
`);
  });

  it('拆解任意位置的 <tr>', function () {
    expect(normalizeLines(`
  <tr><td>abc</td></tr>
`)).eql(`
  <tr>

      <td>

          abc

      </td>

  </tr>
`);
  });
  it('拆解独行的 li', function () {
    expect(normalizeLines(`
<ul>
<li><a href="#">a</a></li>
<li><a href="#">b</a></li>
<li><a href="#">c</a></li>
</ul>

`)).eql(`
<ul>

<li>

    <a href="#">a</a>

</li>

<li>

    <a href="#">b</a>

</li>

<li>

    <a href="#">c</a>

</li>

</ul>
`);
  });
  it('不要拆解行内的 html tag', function () {
    expect(normalizeLines(`
a <b> c

`)).eql(`
a <b> c
`);
  });
  it('把连续的三行及以上空行简化为两个空行', function () {
    const lines = normalizeLines(`
  a  


 b`);
    expect(lines).eql(`
  a  

 b
`);
  });

});