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Diffstat (limited to 'toolkit/components/extensions/test/mochitest/test_ext_sendmessage_doublereply.html')
-rw-r--r-- | toolkit/components/extensions/test/mochitest/test_ext_sendmessage_doublereply.html | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_doublereply.html b/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_doublereply.html new file mode 100644 index 0000000000..ffdbc90efb --- /dev/null +++ b/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_doublereply.html @@ -0,0 +1,100 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>WebExtension test</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script src="/tests/SimpleTest/ExtensionTestUtils.js"></script> + <script type="text/javascript" src="head.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> + +<script type="text/javascript"> +"use strict"; + +function background() { + // Add two listeners that both send replies. We're supposed to ignore all but one + // of them. Which one is chosen is non-deterministic. + + browser.runtime.onMessage.addListener((msg, sender, sendReply) => { + browser.test.assertTrue(sender.tab.url.endsWith("file_sample.html"), "sender url correct"); + + if (msg == "getreply") { + sendReply("reply1"); + } + }); + + browser.runtime.onMessage.addListener((msg, sender, sendReply) => { + browser.test.assertTrue(sender.tab.url.endsWith("file_sample.html"), "sender url correct"); + + if (msg == "getreply") { + sendReply("reply2"); + } + }); + + function sleep(callback, n = 10) { + if (n == 0) { + callback(); + } else { + setTimeout(function() { sleep(callback, n - 1); }, 0); + } + } + + let done_count = 0; + browser.runtime.onMessage.addListener((msg, sender, sendReply) => { + browser.test.assertTrue(sender.tab.url.endsWith("file_sample.html"), "sender url correct"); + + if (msg == "done") { + done_count++; + browser.test.assertEq(done_count, 1, "got exactly one reply"); + + // Go through the event loop a few times to make sure we don't get multiple replies. + sleep(function() { + browser.test.notifyPass("sendmessage_doublereply"); + }); + } + }); +} + +function contentScript() { + browser.runtime.sendMessage("getreply", function(resp) { + if (resp != "reply1" && resp != "reply2") { + return; // test failed + } + browser.runtime.sendMessage("done"); + }); +} + +let extensionData = { + background, + manifest: { + "permissions": ["tabs"], + "content_scripts": [{ + "matches": ["http://mochi.test/*/file_sample.html"], + "js": ["content_script.js"], + "run_at": "document_start", + }], + }, + + files: { + "content_script.js": contentScript, + }, +}; + +add_task(async function test_contentscript() { + let extension = ExtensionTestUtils.loadExtension(extensionData); + await extension.startup(); + + let win = window.open("file_sample.html"); + + await Promise.all([waitForLoad(win), extension.awaitFinish("sendmessage_doublereply")]); + + win.close(); + + await extension.unload(); + info("extension unloaded"); +}); +</script> + +</body> +</html> |