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113 lines
3.5 KiB
HTML
113 lines
3.5 KiB
HTML
<!DOCTYPE html>
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<html class="reftest-wait foo">
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<title>View transitions: ensure :only-child is supported on view-transition-group</title>
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<link rel="help" href="https://github.com/WICG/view-transitions">
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<link rel="author" href="mailto:khushalsagar@chromium.org">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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::view-transition {
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background-color: black;
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}
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html:only-child {
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background-color: black;
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}
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:root:only-child {
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background-color: black;
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}
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:only-child {
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background-color: black;
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}
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.foo:only-child {
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background-color: black;
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}
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::view-transition-group(root) {
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background-color: blue;
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}
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::view-transition-group(target) {
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background-color: blue;
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}
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::view-transition-group(*) {
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color: blue;
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}
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::view-transition-group(root):only-child {
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background-color: red;
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}
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::view-transition-group(target):only-child {
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background-color: red;
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}
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::view-transition-group(*):only-child {
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color: red;
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}
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</style>
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<div id="target"></div>
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<div id="target2"></div>
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<script>
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promise_test(() => {
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return new Promise(async (resolve, reject) => {
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let transition = document.startViewTransition();
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transition.ready.then(() => {
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let style = getComputedStyle(
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document.documentElement, ":view-transition-group(root)");
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if (style.backgroundColor == "rgb(255, 0, 0)" && style.color == "rgb(255, 0, 0)")
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resolve();
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else
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reject(style.backgroundColor + " and " + style.color);
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});
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});
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}, ":only-child should match because ::view-transition-group is generated for root element only");
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promise_test(() => {
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return new Promise(async (resolve, reject) => {
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target.style.viewTransitionName = "target";
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let transition = document.startViewTransition();
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transition.ready.then(() => {
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let style = getComputedStyle(
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document.documentElement, ":view-transition-group(root)");
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if (style.backgroundColor == "rgb(0, 0, 255)" && style.color == "rgb(0, 0, 255)")
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resolve();
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else
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reject(style.backgroundColor + " and " + style.color);
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});
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});
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}, ":only-child should not match because ::view-transition-group is generated for multiple elements");
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promise_test(() => {
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return new Promise(async (resolve, reject) => {
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document.documentElement.style.viewTransitionName = "none";
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target.style.viewTransitionName = "target";
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let transition = document.startViewTransition();
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transition.ready.then(() => {
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let style = getComputedStyle(
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document.documentElement, ":view-transition-group(target)");
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if (style.backgroundColor == "rgb(255, 0, 0)" && style.color == "rgb(255, 0, 0)")
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resolve();
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else
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reject(style.backgroundColor + " and " + style.color);
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});
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});
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}, ":only-child should match because ::view-transition-group is generated for sub element only");
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promise_test(() => {
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return new Promise(async (resolve, reject) => {
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document.documentElement.style.viewTransitionName = "none";
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target.style.viewTransitionName = "target";
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target2.style.viewTransitionName = "target2";
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let transition = document.startViewTransition();
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transition.ready.then(() => {
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let style = getComputedStyle(
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document.documentElement, ":view-transition-group(target)");
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if (style.backgroundColor == "rgb(0, 0, 255)" && style.color == "rgb(0, 0, 255)")
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resolve();
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else
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reject(style.backgroundColor + " and " + style.color);
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});
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});
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}, ":only-child should not match because ::view-transition-group is generated for multiple sub elements");
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</script>
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