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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html')
-rw-r--r-- | testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html b/testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html new file mode 100644 index 0000000000..d2fdf78b56 --- /dev/null +++ b/testing/web-platform/tests/conformance-checkers/html/elements/script/streams-demo-append-child-isvalid.html @@ -0,0 +1,98 @@ +<!DOCTYPE html> +<meta charset="utf-8"> +<title>Append child writable stream demo</title> + +<script src="transforms/transform-stream-polyfill.js"></script> +<script src="transforms/text-encode-transform.js"></script> +<script src="transforms/parse-json.js"></script> +<script src="transforms/split-stream.js"></script> +<script src="resources/highlight.pack.js"></script> +<script src="resources/web-animations.min.js"></script> +<script src="tags/view-source.js"></script> + +<link rel=stylesheet href="resources/common.css"> +<link rel=stylesheet href="resources/commits.css"> + +<h1>Append child writable stream demo</h1> +<a id=back-to-index href=index.html>Back to demo index</a> +<view-source></view-source> + +<div id=buttons> + <button id="load">Load JSON stream</button> + <button id="reset">Reset</button> +</div> + +<div id=target></div> + +<script> +'use strict'; +const loadButton = document.querySelector('#load'); +const resetButton = document.querySelector('#reset'); +const targetDiv = document.querySelector('#target'); +const FIELDS = ['Hash', 'Date', 'Author', 'Subject']; +const FIELDS_LOWERCASE = FIELDS.map(string => string.toLowerCase()); + +function createTable(parentElement) { + const table = document.createElement('table'); + table.id = 'commits'; + const tr = document.createElement('tr'); + for (const heading of FIELDS) { + const th = document.createElement('th'); + th.textContent = heading; + tr.appendChild(th); + } + table.appendChild(tr); + parentElement.appendChild(table); + return table; +} + +// BEGIN SOURCE TO VIEW +function appendChildWritableStream(parentNode) { + return new WritableStream({ + write(chunk) { + parentNode.appendChild(chunk); + } + }); +} + +async function fetchThenJSONToDOM() { + const jsonToElementTransform = new TransformStream({ + transform(chunk, controller) { + const tr = document.createElement('tr'); + for (const cell of FIELDS_LOWERCASE) { + const td = document.createElement('td'); + td.textContent = chunk[cell]; + tr.appendChild(td); + } + controller.enqueue(tr); + } + }); + + const response = await fetch('data/commits.json', + { + mode: 'same-origin', + headers: { + 'Cache-Control': 'no-cache, no-store' + } + }); + + const table = createTable(targetDiv); + return response.body + .pipeThrough(new TextDecoder()) + .pipeThrough(splitStream('\n')) + .pipeThrough(parseJSON()) + .pipeThrough(jsonToElementTransform) + .pipeTo(appendChildWritableStream(table)); +} +// END SOURCE TO VIEW + +loadButton.onclick = () => { + loadButton.disabled = true; + setTimeout(fetchThenJSONToDOM, 0); +}; + +resetButton.onclick = () => { + targetDiv.innerHTML = ''; + loadButton.disabled = false; +}; +</script> |