prev: Some(1),
        next: Some(2),
      },
      "
        <h1>Collections</h1>
        <div class=thumbnails>
          <a href=/inscription/1{64}i1><iframe .* src=/preview/1{64}i1></iframe></a>
          <a href=/inscription/2{64}i2><iframe .* src=/preview/2{64}i2></iframe></a>
        </div>
        .*
        <a class=prev href=/collections/1>prev</a>
        <a class=next href=/collections/2>next</a>
        .*
      "
      .unindent()
    );
  }
}