display-first-line-001.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-display/display-first-line-001.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>CSS Display: first-line pseudo-element</title>

<link rel="help" href="https://www.w3.org/TR/css-display-3/#placement">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<style>

  #t1::first-line { float: left; display: flex; font-size: 30px }

  #t2::first-line { float: left; font-size: 30px }

  #t3::first-line { display: flex; font-size: 30px }

  #t4::first-line { font-size: 30px }

</style>

<div id="t1">First line is float and flex.</div>

<div id="t2">First line is float but not flex.</div>

<div id="t3">First line is flex but not float.</div>

<div id="t4">First line is not float or flex.</div>

<script>

  function getFirstLineDisplayFor(id) {

    return window.getComputedStyle(document.getElementById(id), "::first-line").display;

  test(function() {

    assert_equals(getFirstLineDisplayFor("t1"), "inline");

    assert_equals(getFirstLineDisplayFor("t2"), "inline");

    assert_equals(getFirstLineDisplayFor("t3"), "inline");

    assert_equals(getFirstLineDisplayFor("t4"), "inline");

  }, "display of first-line");

</script>