display-computed.html

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>CSS Display: getComputedStyle().display</title>

<link rel="help" href="https://drafts.csswg.org/css2/visuren.html#display-prop">

<link rel="help" href="https://drafts.csswg.org/css-display/#the-display-properties">

<link rel="help" href="https://drafts.csswg.org/css-grid-1/#grid-containers">

<link rel="help" href="https://www.w3.org/TR/CSS2/visuren.html#dis-pos-flo">

<meta name="assert" content="position and float can change display computed value.">

<meta name="assert" content="display computed value is otherwise as specified.">

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

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

<script src="/css/support/computed-testcommon.js"></script>

</head>

<body>

<div id="target"></div>

<script>

'use strict';

// https://drafts.csswg.org/css-grid-1/#grid-containers

test_computed_value("display", "grid");

test_computed_value("display", "inline-grid");

// https://drafts.csswg.org/css2/visuren.html#display-prop

test_computed_value("display", "inline");

test_computed_value("display", "block");

test_computed_value("display", "list-item");

test_computed_value("display", "inline-block");

test_computed_value("display", "table");

test_computed_value("display", "inline-table");

test_computed_value("display", "table-row-group");

test_computed_value("display", "table-header-group");

test_computed_value("display", "table-footer-group");

test_computed_value("display", "table-row");

test_computed_value("display", "table-column-group");

test_computed_value("display", "table-column");

test_computed_value("display", "table-cell");

test_computed_value("display", "table-caption");

test_computed_value("display", "none");

// https://drafts.csswg.org/css-flexbox-1/#flex-containers

test_computed_value("display", "flex");

test_computed_value("display", "inline-flex");

test_computed_value("display", "contents");

test_computed_value("display", "run-in");

test_computed_value("display", "flow", "block");

test_computed_value("display", "flow-root");

test_computed_value("display", "ruby");

test_computed_value("display", "ruby-base");

test_computed_value("display", "ruby-text");

test_computed_value("display", "flow list-item", "list-item");

test_computed_value("display", "list-item flow", "list-item");

test_computed_value("display", "flow-root list-item", "flow-root list-item");

test_computed_value("display", "list-item flow-root", "flow-root list-item");

test_computed_value("display", "block flow", "block");

test_computed_value("display", "flow block", "block");

test_computed_value("display", "flow-root block", "flow-root");

test_computed_value("display", "block flow-root", "flow-root");

test_computed_value("display", "flex block", "flex");

test_computed_value("display", "block flex", "flex");

test_computed_value("display", "grid block", "grid");

test_computed_value("display", "block grid", "grid");

test_computed_value("display", "table block", "table");

test_computed_value("display", "block table", "table");

test_computed_value("display", "block ruby", "block ruby");

test_computed_value("display", "ruby block", "block ruby");

test_computed_value("display", "block list-item", "list-item");

test_computed_value("display", "list-item block", "list-item");

test_computed_value("display", "flow block list-item", "list-item");

test_computed_value("display", "block flow list-item", "list-item");

test_computed_value("display", "flow list-item block", "list-item");

test_computed_value("display", "block list-item flow", "list-item");

test_computed_value("display", "list-item block flow", "list-item");

test_computed_value("display", "list-item flow block", "list-item");

test_computed_value("display", "flow-root block list-item", "flow-root list-item");

test_computed_value("display", "block flow-root list-item", "flow-root list-item");

test_computed_value("display", "flow-root list-item block", "flow-root list-item");

test_computed_value("display", "block list-item flow-root", "flow-root list-item");

test_computed_value("display", "list-item block flow-root", "flow-root list-item");

test_computed_value("display", "list-item flow-root block", "flow-root list-item");

test_computed_value("display", "inline flow", "inline");

test_computed_value("display", "flow inline", "inline");

test_computed_value("display", "flow-root inline", "inline-block");

test_computed_value("display", "inline flow-root", "inline-block");

test_computed_value("display", "flex inline", "inline-flex");

test_computed_value("display", "inline flex", "inline-flex");

test_computed_value("display", "grid inline", "inline-grid");

test_computed_value("display", "inline grid", "inline-grid");

test_computed_value("display", "table inline", "inline-table");

test_computed_value("display", "inline table", "inline-table");

test_computed_value("display", "inline ruby", "ruby");

test_computed_value("display", "ruby inline", "ruby");

test_computed_value("display", "inline list-item", "inline list-item");

test_computed_value("display", "list-item inline", "inline list-item");

test_computed_value("display", "flow inline list-item", "inline list-item");

test_computed_value("display", "inline flow list-item", "inline list-item");

test_computed_value("display", "flow list-item inline", "inline list-item");

test_computed_value("display", "inline list-item flow", "inline list-item");

test_computed_value("display", "list-item inline flow", "inline list-item");

test_computed_value("display", "list-item flow inline", "inline list-item");

test_computed_value("display", "flow-root inline list-item", "inline flow-root list-item");

test_computed_value("display", "inline flow-root list-item", "inline flow-root list-item");

test_computed_value("display", "flow-root list-item inline", "inline flow-root list-item");

test_computed_value("display", "inline list-item flow-root", "inline flow-root list-item");

test_computed_value("display", "list-item inline flow-root", "inline flow-root list-item");

test_computed_value("display", "list-item flow-root inline", "inline flow-root list-item");

test_computed_value("display", "run-in flow", "run-in");

test_computed_value("display", "flow run-in", "run-in");

test_computed_value("display", "flow-root run-in", "run-in flow-root");

test_computed_value("display", "run-in flow-root", "run-in flow-root");

test_computed_value("display", "flex run-in", "run-in flex");

test_computed_value("display", "run-in flex", "run-in flex");

test_computed_value("display", "grid run-in", "run-in grid");

test_computed_value("display", "run-in grid", "run-in grid");

test_computed_value("display", "table run-in", "run-in table");

test_computed_value("display", "run-in table", "run-in table");

test_computed_value("display", "run-in ruby", "run-in ruby");

test_computed_value("display", "ruby run-in", "run-in ruby");

test_computed_value("display", "run-in list-item", "run-in list-item");

test_computed_value("display", "list-item run-in", "run-in list-item");

test_computed_value("display", "flow run-in list-item", "run-in list-item");

test_computed_value("display", "run-in flow list-item", "run-in list-item");

test_computed_value("display", "flow list-item run-in", "run-in list-item");

test_computed_value("display", "run-in list-item flow", "run-in list-item");

test_computed_value("display", "list-item run-in flow", "run-in list-item");

test_computed_value("display", "list-item flow run-in", "run-in list-item");

test_computed_value("display", "flow-root run-in list-item", "run-in flow-root list-item");

test_computed_value("display", "run-in flow-root list-item", "run-in flow-root list-item");

test_computed_value("display", "flow-root list-item run-in", "run-in flow-root list-item");

test_computed_value("display", "run-in list-item flow-root", "run-in flow-root list-item");

test_computed_value("display", "list-item run-in flow-root", "run-in flow-root list-item");

test_computed_value("display", "list-item flow-root run-in", "run-in flow-root list-item");

// https://www.w3.org/TR/CSS2/visuren.html#dis-pos-flo

function test_display_affected(property, value) {

  const target = document.getElementById('target');

  test(() => {

    target.style[property] = value;

    target.style.display = 'inline-table';

    assert_equals(getComputedStyle(target).display, 'table', 'inline-table -> block');

    const displayValues = [

      'inline',

      'table-row-group',

      'table-column',

      'table-column-group',

      'table-header-group',

      'table-footer-group',

      'table-row',

      'table-cell',

      'table-caption',

      'ruby-base',

      'ruby-text',

      'inline-block'

];

    for (let displayValue of displayValues) {

      target.style.display = displayValue;

      assert_equals(getComputedStyle(target).display, 'block', displayValue + ' -> block');

    target.style.display = 'inline-flex';

    assert_equals(getComputedStyle(target).display, 'flex', 'inline-flex -> flex');

    target.style.display = 'inline-grid';

    assert_equals(getComputedStyle(target).display, 'grid', 'inline-grid -> grid');

    // Other values are not affected.

    target.style.display = 'list-item';

    assert_equals(getComputedStyle(target).display, 'list-item', 'list-item -> list-item');

    target.style.display = 'contents';

    assert_equals(getComputedStyle(target).display, 'contents', 'contents -> contents');

    target.style[property] = '';

    target.style.display = '';

  }, property + ' ' + value + ' affects computed display');

test_display_affected("position", "absolute");

test_display_affected("position", "fixed");

test_display_affected("float", "left");

test_display_affected("float", "right");

</script>

</body>

</html>

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