From 9e3c08db40b8916968b9f30096c7be3f00ce9647 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:44:51 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- js/xpconnect/tests/unit/test_messageChannel.js | 29 ++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 js/xpconnect/tests/unit/test_messageChannel.js (limited to 'js/xpconnect/tests/unit/test_messageChannel.js') diff --git a/js/xpconnect/tests/unit/test_messageChannel.js b/js/xpconnect/tests/unit/test_messageChannel.js new file mode 100644 index 0000000000..685aa10e43 --- /dev/null +++ b/js/xpconnect/tests/unit/test_messageChannel.js @@ -0,0 +1,29 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ + +add_task(async function() { + let sb = new Cu.Sandbox('http://www.example.com', + { wantGlobalProperties: ["MessageChannel"] }); + sb.ok = ok; + Cu.evalInSandbox('ok((new MessageChannel()) instanceof MessageChannel);', + sb); + Cu.evalInSandbox('ok((new MessageChannel()).port1 instanceof MessagePort);', + sb); + + Cu.importGlobalProperties(["MessageChannel"]); + + let mc = new MessageChannel(); + Assert.ok(mc instanceof MessageChannel); + Assert.ok(mc.port1 instanceof MessagePort); + Assert.ok(mc.port2 instanceof MessagePort); + + mc.port1.postMessage(42); + + let result = await new Promise(resolve => { + mc.port2.onmessage = e => { + resolve(e.data); + } + }); + + Assert.equal(result, 42); +}); -- cgit v1.2.3