| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Test: An Empty Text Node Should Not Generate a Baseline</title> |
| <link rel="author" title="David Shin" href="mailto:dshin@mozilla.com"> |
| <link rel="help" href="https://drafts.csswg.org/css-display-3/#intro"> |
| <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/9606"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1855583"> |
| <link rel="stylesheet" href="/fonts/ahem.css"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| body { |
| margin: 0; |
| } |
| |
| #container { |
| font-family: Ahem; |
| } |
| |
| #inner { |
| display: inline-block; |
| } |
| </style> |
| <div id="container"><div id="inner">x</div><span id="span">x</span></div> |
| <script> |
| const expected = span.offsetTop; |
| |
| // Force an empty text node on the second line of #inner |
| inner.appendChild(document.createElement("br")); |
| inner.appendChild(document.createTextNode('')); |
| |
| test(function() { |
| assert_equals(span.offsetTop, expected); |
| }, "Empty second line in #inner does not generate baseline for #span"); |
| |
| test(function() { |
| inner.style = "white-space: pre-line"; |
| assert_equals(span.offsetTop, expected); |
| }, "Empty second line in #inner does not generate baseline for #span with white-space: pre-line"); |
| |
| test(function() { |
| inner.style = "white-space: pre"; |
| assert_equals(span.offsetTop, expected); |
| }, "Empty second line in #inner does not generate baseline for #span with white-space: pre"); |
| </script> |