Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 95 insertions, 0 deletions

diff --git a/testing/web-platform/tests/webtransport/resources/webtransport-test-helpers.sub.js b/testing/web-platform/tests/webtransport/resources/webtransport-test-helpers.sub.js
new file mode 100644
index 0000000000..733153e120
--- /dev/null
+++ b/testing/web-platform/tests/webtransport/resources/webtransport-test-helpers.sub.js
@@ -0,0 +1,95 @@
+// The file including this must also include /common/get-host-info.sub.js to
+// pick up the necessary constants.
+
+const HOST = get_host_info().ORIGINAL_HOST;
+const PORT = '{{ports[webtransport-h3][0]}}';
+const BASE = `https://${HOST}:${PORT}`;
+
+// Wait for the given number of milliseconds (ms).
+function wait(ms) { return new Promise(res => step_timeout(res, ms)); }
+
+// Create URL for WebTransport session.
+function webtransport_url(handler) {
+  return `${BASE}/webtransport/handlers/${handler}`;
+}
+
+// Converts WebTransport stream error code to HTTP/3 error code.
+// https://ietf-wg-webtrans.github.io/draft-ietf-webtrans-http3/draft-ietf-webtrans-http3.html#section-4.3
+function webtransport_code_to_http_code(n) {
+  const first = 0x52e4a40fa8db;
+  return first + n + Math.floor(n / 0x1e);
+}
+
+// Read all chunks from |readable_stream|, decode chunks to a utf-8 string, then
+// return the string.
+async function read_stream_as_string(readable_stream) {
+  const decoder = new TextDecoderStream();
+  const decode_stream = readable_stream.pipeThrough(decoder);
+  const reader = decode_stream.getReader();
+
+  let chunks = '';
+  while (true) {
+    const {value: chunk, done} = await reader.read();
+    if (done) {
+      break;
+    }
+    chunks += chunk;
+  }
+  reader.releaseLock();
+
+  return chunks;
+}
+
+// Decode all chunks in a given ReadableStream, and parse the data using JSON.
+async function read_stream_as_json(readable_stream) {
+  const text = await read_stream_as_string(readable_stream);
+  return JSON.parse(text);
+}
+
+// Check the standard request headers and delete them, leaving any "unique"
+// headers to check in the test.
+function check_and_remove_standard_headers(headers) {
+  assert_equals(headers[':scheme'], 'https');
+  delete headers[':scheme'];
+  assert_equals(headers[':method'], 'CONNECT');
+  delete headers[':method'];
+  assert_equals(headers[':authority'], `${HOST}:${PORT}`);
+  delete headers[':authority'];
+  assert_equals(headers[':path'], '/webtransport/handlers/echo-request-headers.py');
+  delete headers[':path'];
+  assert_equals(headers[':protocol'], 'webtransport');
+  delete headers[':protocol'];
+  assert_equals(headers['origin'], `${get_host_info().ORIGIN}`);
+  delete headers['origin'];
+}
+
+async function query(token) {
+  const wt = new WebTransport(webtransport_url(`query.py?token=${token}`));
+  try {
+    await wt.ready;
+    const streams = await wt.incomingUnidirectionalStreams;
+    const streams_reader = streams.getReader();
+    const { value: readable } = await streams_reader.read();
+    streams_reader.releaseLock();
+
+    return await read_stream_as_json(readable);
+  } finally {
+    wt.close();
+  }
+}
+
+async function readInto(reader, buffer) {
+  let offset = 0;
+
+  while (offset < buffer.byteLength) {
+    const {value: view, done} = await reader.read(
+        new Uint8Array(buffer, offset, buffer.byteLength - offset));
+    buffer = view.buffer;
+    if (done) {
+      break;
+    }
+    offset += view.byteLength;
+  }
+
+  return buffer;
+}