dynamic-range.html

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This WPT test may be referenced by the following Test IDs:
- /css/mediaqueries/dynamic-range.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<link rel="help" title="6.5 dynamic-range" href="https://www.w3.org/TR/mediaqueries-5/#dynamic-range">

<script type="text/javascript" src="/resources/testharness.js"></script>

<script type="text/javascript" src="/resources/testharnessreport.js"></script>

<script type="text/javascript" src="resources/matchmedia-utils.js"></script>

<script>

query_should_be_known("(dynamic-range: standard)");

query_should_be_known("(dynamic-range: high)");

query_should_be_known("(video-dynamic-range: standard)");

query_should_be_known("(video-dynamic-range: high)");

query_should_be_known("(dynamic-range)");

query_should_be_known("(video-dynamic-range)");

query_should_be_unknown("(dynamic-range: 0)");

query_should_be_unknown("(dynamic-range: 10px)");

query_should_be_unknown("(dynamic-range: invalid)");

query_should_be_unknown("(video-dynamic-range: 0)");

query_should_be_unknown("(video-dynamic-range: 10px)");

query_should_be_unknown("(video-dynamic-range: invalid)");

test(() => {

  let match_boolean = window.matchMedia("(dynamic-range)");

  assert_false(match_boolean.matches);

}, "Check that dynamic-range evaluates to false in the boolean context");

test(() => {

  let match_boolean = window.matchMedia("(video-dynamic-range)");

  assert_false(match_boolean.matches);

}, "Check that video-dynamic-range evaluates to false in the boolean context");

test(() => {

  let match_standard = window.matchMedia("(dynamic-range: standard)");

  assert_true(match_standard.matches);

}, "Check that dynamic-range always matches 'standard'");

test(() => {

  let match_standard = window.matchMedia("(video-dynamic-range: standard)");

  assert_true(match_standard.matches);

}, "Check that video-dynamic-range always matches 'standard'");

test(() => {

  let match_invalid = window.matchMedia("(video-dynamic-range: invalid)");

  assert_false(match_invalid.matches);

}, "Check that video-dynamic-range is not 'invalid'");

</script>