LayoutTests/fast/inline/line-clamp-with-max-height-overflow.html

<style>
.container {
  width: 300px;
  font-family: Monospace;
}
.line_clamp {
  -webkit-line-clamp: 2;
  max-height: 50px;
  -webkit-box-orient: vertical;
  display: -webkit-box;
  overflow: hidden;
}
</style>
<div class="container">
  <div class=line_clamp>This is a long text. PASS if there's no content overflow after the ellipsis long long long long long long long long long</div>
</div>