chromium/third_party/blink/web_tests/svg/custom/inline-text-zero-length.svg

<svg xmlns="http://www.w3.org/2000/svg">
  <!-- Test for http://crbug.com/263742
       Note that there's a single newline character between </tspan> and </text> -->
 <text x="50" y="50">This passes if <tspan x="50" y="100">two lines of text are visible</tspan>
</text>
</svg>