79 lines
2.9 KiB
HTML
79 lines
2.9 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<meta name="flags" content="dom">
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<title>CSS Test: CSSOM View matchMedia and MediaQueryList</title>
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<link rel="author" title="Rune Lillesveen" href="mailto:rune@opera.com">
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<link rel="help" href="https://www.w3.org/TR/cssom-view-1/#dom-window-matchmedia">
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<link rel="help" href="https://www.w3.org/TR/cssom-view-1/#the-mediaquerylist-interface">
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<link rel="help" href="https://www.w3.org/TR/cssom-1/#serializing-media-queries">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/matchMedia.js"></script>
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<div id="log"></div>
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<script>
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"use strict";
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test(() => {
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assert_equals(
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typeof window.matchMedia,
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"function",
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"FATAL ERROR: The window.matchMedia function is not present. The rest of the testsuite will fail to run."
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);
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}, "window.matchMedia is a function");
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test(() => {
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const mql = window.matchMedia("all");
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assert_equals(mql.media, "all");
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assert_true(mql.matches);
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}, 'window.matchMedia("all") matches');
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test(() => {
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const mql = window.matchMedia("");
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assert_equals(mql.media, "");
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assert_true(mql.matches);
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}, 'window.matchMedia("") matches');
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test(() => {
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const mql = window.matchMedia("(min-width: 1px)");
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assert_equals(mql.media, "(min-width: 1px)");
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assert_true(mql.matches);
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}, 'window.matchMedia("(min-width: 1px)") matches');
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test(() => {
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const mql = window.matchMedia("::");
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assert_true(mql instanceof MediaQueryList);
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assert_equals(mql.media, "not all");
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assert_false(mql.matches);
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}, 'media query with syntax error is serialized as "not all"');
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promise_test(async t => {
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const iframe = await createIFrame(t, 200);
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const mql = iframe.contentWindow.matchMedia("(max-width: 199px), all and (min-width: 200px)");
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assert_equals(mql.media, "(max-width: 199px), (min-width: 200px)");
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assert_true(mql.matches);
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}, 'iframe.matchMedia("(max-width: 199px), all and (min-width: 200px)") is serialized w/o "all"');
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promise_test(async t => {
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const iframe = await createIFrame(t);
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const mql = iframe.contentWindow.matchMedia("(min-aspect-ratio: 1/1)");
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assert_true(mql.matches);
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}, 'iframe.matchMedia("(min-aspect-ratio: 1/1)") matches');
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promise_test(async t => {
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const iframe = await createIFrame(t, 200);
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const mql = iframe.contentWindow.matchMedia("(width: 200px)");
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assert_true(mql.matches);
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}, 'iframe.matchMedia("(width: 200px)") matches');
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promise_test(async t => {
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const iframe = await createIFrame(t, 200, 100);
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const mql = iframe.contentWindow.matchMedia("(max-height: 50px)");
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assert_false(mql.matches);
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}, 'iframe.matchMedia("(max-height: 50px)") matches');
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promise_test(async t => {
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const iframe = await createIFrame(t, 200, 100);
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const mql = iframe.contentWindow.matchMedia("(min-width: 150px)");
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assert_true(mql.matches);
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}, 'iframe.matchMedia("(min-width: 150px)") matches');
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</script>
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