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<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/test-only-api.js"></script>
<script>
'use strict';
promise_test(async () => {
const kPacket = "I'm a netcat. Meow-meow!"
const serverSocket = new TCPServerSocket("127.0.0.1");
const { localPort } = await serverSocket.opened;
const clientSocket = new TCPSocket("127.0.0.1", localPort);
const acceptedSocket = await (async () => {
const { readable } = await serverSocket.opened;
const reader = readable.getReader();
const { value: acceptedSocket, done } = await reader.read();
assert_false(done);
reader.releaseLock();
return acceptedSocket;
})();
const encoder = new TextEncoder();
const decoder = new TextDecoder();
const readPacket = async socket => {
const { readable } = await socket.opened;
const reader = readable.getReader();
let result = "";
while (result.length < kPacket.length) {
const { value, done } = await reader.read();
assert_false(done);
result += decoder.decode(value);
}
assert_equals(result, kPacket);
reader.releaseLock();
};
const sendPacket = async socket => {
const { writable } = await socket.opened;
const writer = writable.getWriter();
await writer.ready;
await writer.write(encoder.encode(kPacket));
writer.releaseLock();
};
const acceptedSocketEcho = (async () => {
await readPacket(acceptedSocket);
await sendPacket(acceptedSocket);
})();
const clientSocketSend = (async () => {
await sendPacket(clientSocket);
})();
const clientSocketReceive = (async () => {
await readPacket(clientSocket);
})();
await clientSocketReceive;
await clientSocket.close();
await acceptedSocket.close();
await serverSocket.close();
}, 'TCPSocket exchanges packets with TCPServerSocket');
</script>
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