mirror of
https://github.com/servo/servo
synced 2026-05-11 01:22:19 +02:00
87 lines
5.4 KiB
HTML
87 lines
5.4 KiB
HTML
<!doctype html>
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<link rel='help' href='https://drafts.csswg.org/selectors-4/#the-scope-pseudo'>
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<meta name='description' content=':scope should match when context object is a ShadowRoot or a DocumentFragment'>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<div id='shadowHost'></div>
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<script>
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'use strict'
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const shadowRoot = shadowHost.attachShadow({mode:'open'})
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const externalDiv = document.createElement('div');
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externalDiv.setAttribute('id', 'external');
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const nestedDiv = document.createElement('div');
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nestedDiv.setAttribute('id', 'nested');
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shadowRoot.appendChild(externalDiv);
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externalDiv.appendChild(nestedDiv);
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const nestedShadowRoot = nestedDiv.attachShadow({mode:'open'})
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const shadowExternalDiv = document.createElement('div');
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shadowExternalDiv.setAttribute('id', 'shadow_external');
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const shadowNestedDiv = document.createElement('div');
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shadowNestedDiv.setAttribute('id', 'shadow_nested');
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nestedShadowRoot.appendChild(shadowExternalDiv);
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shadowExternalDiv.appendChild(shadowNestedDiv);
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test (() => {
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assert_equals(shadowRoot.firstChild.querySelectorAll(':scope > div').length, 1, 'should get the number of direct children of externalDiv');
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assert_equals(shadowRoot.firstChild.querySelector(':scope > div'), shadowRoot.getElementById('nested'), 'should get the first direct child of externalDiv');
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assert_equals(shadowRoot.firstChild.querySelector(':scope > div'), shadowRoot.getElementById('nested'), 'should get nestedDiv');
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}, 'scope selector works in shadowRoot.firstChild')
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test (() => {
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assert_equals(shadowRoot.querySelector(':scope > div'), shadowRoot.getElementById('external'), 'should get the direct child of shadowRoot');
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assert_equals(shadowRoot.querySelectorAll(':scope > div').length, 1, 'should get the number of direct div children of shadowRoot');
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}, 'Selecting direct child of shadow root with :scope should work')
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test (() => {
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assert_equals(shadowRoot.querySelector(':scope div'), shadowRoot.getElementById('external'), 'should get the first div descendant of shadowRoot');
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assert_equals(shadowRoot.querySelectorAll(':scope div').length, 2, 'should get the number of the div descendants of shadowRoot, :scope div should not match for nestedShadow');
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}, 'Selecting descendants of shadow root with :scope should work')
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test (() => {
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assert_equals(nestedShadowRoot.querySelector(':scope > div'), nestedShadowRoot.getElementById('shadow_external'), 'should get the direct child of nestedShadowRoot');
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assert_equals(nestedShadowRoot.querySelectorAll(':scope > div').length, 1, 'should get the number of direct div children of nestedShadowRoot');
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}, 'Selecting direct child of nested shadow root with :scope should work')
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test (() => {
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assert_equals(nestedShadowRoot.querySelector(':scope div'), nestedShadowRoot.getElementById('shadow_external'), 'should get the first div descendant of nestedShadowRoot');
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assert_equals(nestedShadowRoot.querySelectorAll(':scope div').length, 2, 'should get the number of the div descendants of nestedShadowRoot');
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}, 'Selecting descendants of nested shadow root with :scope should work')
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const documentFragment = document.createDocumentFragment();
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const external_div = document.createElement('div');
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external_div.setAttribute('id', 'external_div');
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const nested_div = document.createElement('div');
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nested_div.setAttribute('id', 'nested_div');
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documentFragment.appendChild(external_div);
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external_div.appendChild(nested_div);
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test(() => {
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assert_equals(documentFragment.firstChild.querySelectorAll(':scope > div').length, 1, 'should get the number of direct children of external_div');
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assert_equals(documentFragment.firstChild.querySelector(':scope > div'), documentFragment.getElementById('nested_div'), 'should get the first direct child of external_div');
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assert_equals(documentFragment.firstChild.querySelector(':scope > div'), documentFragment.getElementById('nested_div'), 'should get the text in nesteddiv');
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}, 'scope selector works in documentFragment.firstChild')
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test(() => {
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assert_equals(documentFragment.querySelector(':scope > div'), documentFragment.getElementById('external_div'), 'should get the direct child of DocumentFragment');
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assert_equals(documentFragment.querySelectorAll(':scope > div').length, 1, 'should get the number of direct div children of DocumentFragment');
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}, 'Selecting direct child of document fragment with :scope should work')
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test(() => {
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assert_equals(documentFragment.querySelector(':scope div'), documentFragment.getElementById('external_div'), 'should get the first div descendant of DocumentFragment');
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assert_equals(documentFragment.querySelectorAll(':scope div').length, 2, 'should get the number of the div descendants of DocumentFragment');
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}, 'Selecting descendants of document fragment with :scope should work')
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test(() => {
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assert_equals(shadowRoot.firstChild.querySelector(':scope'), null, 'should return null');
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assert_equals(shadowRoot.firstChild.querySelectorAll(':scope').length, 0, 'should return 0');
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assert_equals(shadowRoot.querySelector(':scope'), null, 'should return null');
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assert_equals(shadowRoot.querySelectorAll(':scope').length, 0, 'should return 0');
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assert_equals(documentFragment.querySelector(':scope'), null, 'should return null');
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assert_equals(documentFragment.querySelectorAll(':scope').length, 0, 'should return 0');
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}, 'querySelector() with ":scope" should return null, whether the context object is an element, a shadow root or a document fragment')
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</script>
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