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Diffstat (limited to 'toolkit/components/extensions/test/mochitest/test_ext_sendmessage_no_receiver.html')
-rw-r--r-- | toolkit/components/extensions/test/mochitest/test_ext_sendmessage_no_receiver.html | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_no_receiver.html b/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_no_receiver.html new file mode 100644 index 0000000000..a18b003e48 --- /dev/null +++ b/toolkit/components/extensions/test/mochitest/test_ext_sendmessage_no_receiver.html @@ -0,0 +1,115 @@ +<!DOCTYPE html> +<html> +<head> + <title>WebExtension test</title> + <meta charset="utf-8"> + <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> +"use strict"; + +async function testFn(expectPromise) { + browser.test.assertEq(null, chrome.runtime.lastError, "no lastError before call"); + let retval = chrome.runtime.sendMessage("msg"); + browser.test.assertEq(null, chrome.runtime.lastError, "no lastError after call"); + if (expectPromise) { + browser.test.assertTrue(retval instanceof Promise, "chrome.runtime.sendMessage should return a promise"); + } else { + browser.test.assertEq(undefined, retval, "return value of chrome.runtime.sendMessage with callback"); + } + + let isAsyncCall = false; + retval = chrome.runtime.sendMessage("msg", reply => { + browser.test.assertEq(undefined, reply, "no reply"); + browser.test.assertTrue(isAsyncCall, "chrome.runtime.sendMessage's callback must be called asynchronously"); + browser.test.assertEq(undefined, retval, "return value of chrome.runtime.sendMessage with callback"); + browser.test.assertEq("Could not establish connection. Receiving end does not exist.", chrome.runtime.lastError.message); + browser.test.sendMessage("finished", retval); + }); + isAsyncCall = true; +} + +add_task(async function test_content_script_sendMessage_without_listener() { + async function contentScript() { + await browser.test.assertRejects( + browser.runtime.sendMessage("msg"), + "Could not establish connection. Receiving end does not exist."); + + browser.test.notifyPass("sendMessage callback was invoked"); + } + + let extension = ExtensionTestUtils.loadExtension({ + manifest: { + content_scripts: [{ + js: ["contentscript.js"], + matches: ["http://mochi.test/*/file_sample.html"], + }], + }, + files: { + "contentscript.js": contentScript, + }, + }); + + await extension.startup(); + + let win = window.open("file_sample.html"); + await extension.awaitFinish("sendMessage callback was invoked"); + win.close(); + + await extension.unload(); +}); + +add_task(async function test_content_script_chrome_sendMessage_without_listener() { + let extension = ExtensionTestUtils.loadExtension({ + manifest: { + manifest_version: 2, + content_scripts: [{ + js: ["contentscript.js"], + matches: ["http://mochi.test/*/file_sample.html"], + }], + }, + // In MV2, chrome namespace in content scripts do get promises, however in background pages they do not. + background: `(${testFn})(false)`, + files: { + "contentscript.js": `(${testFn})(true)`, + }, + }); + + await extension.startup(); + await extension.awaitMessage("finished"); + + let win = window.open("file_sample.html"); + await extension.awaitMessage("finished"); + win.close(); + + await extension.unload(); +}); + +add_task(async function test_chrome_sendMessage_without_listener_v3() { + await SpecialPowers.pushPrefEnv({ + set: [["extensions.manifestV3.enabled", true]], + }); + + // We only test the background here because content script behavior + // is independant of the manifest version. + let extension = ExtensionTestUtils.loadExtension({ + manifest: { + manifest_version: 3, + }, + background: `(${testFn})(true)`, + }); + + await extension.startup(); + + await extension.awaitMessage("finished"); + + await extension.unload(); + await SpecialPowers.popPrefEnv(); +}); +</script> +</body> +</html> |