From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/messagechannel/tests/worker_messageChannel.js | 110 ++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 dom/messagechannel/tests/worker_messageChannel.js

(limited to 'dom/messagechannel/tests/worker_messageChannel.js')

diff --git a/dom/messagechannel/tests/worker_messageChannel.js b/dom/messagechannel/tests/worker_messageChannel.js
new file mode 100644
index 0000000000..83f65c3266
--- /dev/null
+++ b/dom/messagechannel/tests/worker_messageChannel.js
@@ -0,0 +1,110 @@
+function ok(a, msg) {
+  postMessage({ type: "check", check: !!a, message: msg });
+}
+
+function is(a, b, msg) {
+  ok(a === b, msg);
+}
+
+function info(msg) {
+  postMessage({ type: "info", message: msg });
+}
+
+function finish() {
+  postMessage({ type: "finish" });
+}
+
+function basic() {
+  var a = new MessageChannel();
+  ok(a, "MessageChannel created");
+
+  var port1 = a.port1;
+  ok(port1, "MessageChannel.port1 exists");
+  is(port1, a.port1, "MessageChannel.port1 is port1");
+
+  var port2 = a.port2;
+  ok(port2, "MessageChannel.port1 exists");
+  is(port2, a.port2, "MessageChannel.port2 is port2");
+
+  ["postMessage", "start", "close"].forEach(function(e) {
+    ok(e in port1, "MessagePort1." + e + " exists");
+    ok(e in port2, "MessagePort2." + e + " exists");
+  });
+
+  runTests();
+}
+
+function sendMessages() {
+  var a = new MessageChannel();
+  ok(a, "MessageChannel created");
+
+  a.port1.postMessage("Hello world!");
+  a.port1.onmessage = function(e) {
+    is(e.data, "Hello world!", "The message is back!");
+    runTests();
+  };
+
+  a.port2.onmessage = function(e) {
+    a.port2.postMessage(e.data);
+  };
+}
+
+function transferPort() {
+  var a = new MessageChannel();
+  ok(a, "MessageChannel created");
+
+  a.port1.postMessage("Hello world!");
+  a.port1.onmessage = function(e) {
+    is(e.data, "Hello world!", "The message is back!");
+    runTests();
+  };
+
+  postMessage({ type: "port" }, [a.port2]);
+}
+
+function transferPort2() {
+  onmessage = function(evt) {
+    is(evt.ports.length, 1, "A port has been received by the worker");
+    evt.ports[0].onmessage = function(e) {
+      is(e.data, 42, "Data is 42!");
+      runTests();
+    };
+  };
+
+  postMessage({ type: "newport" });
+}
+
+var tests = [basic, sendMessages, transferPort, transferPort2];
+
+function runTests() {
+  if (!tests.length) {
+    finish();
+    return;
+  }
+
+  var t = tests.shift();
+  t();
+}
+
+var subworker;
+onmessage = function(evt) {
+  if (evt.data == 0) {
+    runTests();
+    return;
+  }
+
+  if (!subworker) {
+    info("Create a subworkers. ID: " + evt.data);
+    subworker = new Worker("worker_messageChannel.js");
+    subworker.onmessage = function(e) {
+      info("Proxy a message to the parent.");
+      postMessage(e.data, e.ports);
+    };
+
+    subworker.postMessage(evt.data - 1);
+    return;
+  }
+
+  info("Dispatch a message to the subworker.");
+  subworker.postMessage(evt.data, evt.ports);
+};
-- 
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