chromium/third_party/blink/web_tests/wpt_internal/infrastructure/printing-reftest-pages-ref.html

<!DOCTYPE html>
<script>
    if (window.testRunner)
        testRunner.setPrinting();
</script>
<style>
    div {
        break-before:page;
    }
</style>
<div>Page 1.</div>
<div>Page 3.</div>
<div>Page 4.</div>
<div>Page 5.</div>
<div>Page 6.</div>
<div>Page 8.</div>
<div>Page 9.</div>
<div>Page 10.</div>