| <!DOCTYPE html> |
| <title>getHTML ordering behavior</title> |
| <link rel='author' href='mailto:masonf@chromium.org'> |
| <link rel='help' href='https://github.com/whatwg/html/pull/10139'> |
| <script src='/resources/testharness.js'></script> |
| <script src='/resources/testharnessreport.js'></script> |
| |
| |
| <div id=tests> |
| <div data-name="base"> |
| <template shadowrootmode=open shadowrootdelegatesfocus shadowrootserializable shadowrootclonable> |
| <slot></slot> |
| </template> |
| <span class=content>Content 1</span> |
| <span class=content>Content 2</span> |
| </div> |
| |
| <div data-name="template position"> |
| <span class=content>Content 1</span> |
| <template shadowrootmode=open shadowrootdelegatesfocus shadowrootserializable shadowrootclonable> |
| <slot></slot> |
| </template> |
| <span class=content>Content 2</span> |
| </div> |
| |
| <div data-name="attribute position"> |
| <template shadowrootclonable shadowrootserializable shadowrootdelegatesfocus shadowrootmode=open> |
| <slot></slot> |
| </template> |
| <span class=content>Content 1</span> |
| <span class=content>Content 2</span> |
| </div> |
| |
| <div data-name="both template and attribute position"> |
| <span class=content>Content 1</span> |
| <span class=content>Content 2</span> |
| <template shadowrootclonable shadowrootserializable shadowrootdelegatesfocus shadowrootmode=open> |
| <slot></slot> |
| </template> |
| </div> |
| </div> |
| |
| <script> |
| function removeWhitespaceNodes(el) { |
| el.shadowRoot && removeWhitespaceNodes(el.shadowRoot); |
| var iter = document.createNodeIterator(el, NodeFilter.SHOW_TEXT, |
| (node) => (node.data.replace(/\s/g,'').length === 0) ? |
| NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_REJECT); |
| let node; |
| while (node = iter.nextNode()) { |
| node.remove(); |
| } |
| return el; |
| } |
| const serialize = (host) => host.getHTML({shadowRoots: [host.shadowRoot]}); |
| |
| const testCases = Array.from(document.querySelectorAll('#tests>div')); |
| assert_true(testCases.length > 1); |
| const baseHost = removeWhitespaceNodes(testCases[0]); |
| const correctSerialization = serialize(baseHost); |
| baseHost.remove(); |
| for(let i=1;i<testCases.length;++i) { |
| const thisHost = removeWhitespaceNodes(testCases[i]); |
| test(t => { |
| assert_equals(serialize(thisHost),correctSerialization,'Serialization should be identical'); |
| thisHost.remove(); |
| },thisHost.dataset.name); |
| } |
| </script> |
