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Diffstat (limited to '')
-rw-r--r-- | toolkit/components/extensions/test/xpcshell/test_ext_native_messaging_perf.js | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/xpcshell/test_ext_native_messaging_perf.js b/toolkit/components/extensions/test/xpcshell/test_ext_native_messaging_perf.js new file mode 100644 index 0000000000..1771fec124 --- /dev/null +++ b/toolkit/components/extensions/test/xpcshell/test_ext_native_messaging_perf.js @@ -0,0 +1,131 @@ +/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* vim: set sts=2 sw=2 et tw=80: */ +"use strict"; + +const MAX_ROUND_TRIP_TIME_MS = + AppConstants.DEBUG || AppConstants.ASAN ? 60 : 30; +const MAX_RETRIES = 5; + +const ECHO_BODY = String.raw` + import struct + import sys + + stdin = getattr(sys.stdin, 'buffer', sys.stdin) + stdout = getattr(sys.stdout, 'buffer', sys.stdout) + + while True: + rawlen = stdin.read(4) + if len(rawlen) == 0: + sys.exit(0) + + msglen = struct.unpack('@I', rawlen)[0] + msg = stdin.read(msglen) + + stdout.write(struct.pack('@I', msglen)) + stdout.write(msg) +`; + +const SCRIPTS = [ + { + name: "echo", + description: "A native app that echoes back messages it receives", + script: ECHO_BODY.replace(/^ {2}/gm, ""), + }, +]; + +add_task(async function setup() { + await setupHosts(SCRIPTS); +}); + +add_task(async function test_round_trip_perf() { + let extension = ExtensionTestUtils.loadExtension({ + background() { + browser.test.onMessage.addListener(msg => { + if (msg != "run-tests") { + return; + } + + let port = browser.runtime.connectNative("echo"); + + function next() { + port.postMessage({ + Lorem: { + ipsum: { + dolor: [ + "sit amet", + "consectetur adipiscing elit", + "sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.", + ], + "Ut enim": [ + "ad minim veniam", + "quis nostrud exercitation ullamco", + "laboris nisi ut aliquip ex ea commodo consequat.", + ], + Duis: [ + "aute irure dolor in reprehenderit in", + "voluptate velit esse cillum dolore eu", + "fugiat nulla pariatur.", + ], + Excepteur: [ + "sint occaecat cupidatat non proident", + "sunt in culpa qui officia deserunt", + "mollit anim id est laborum.", + ], + }, + }, + }); + } + + const COUNT = 1000; + let now; + function finish() { + let roundTripTime = (Date.now() - now) / COUNT; + + port.disconnect(); + browser.test.sendMessage("result", roundTripTime); + } + + let count = 0; + port.onMessage.addListener(() => { + if (count == 0) { + // Skip the first round, since it includes the time it takes + // the app to start up. + now = Date.now(); + } + + if (count++ <= COUNT) { + next(); + } else { + finish(); + } + }); + + next(); + }); + }, + manifest: { + browser_specific_settings: { gecko: { id: ID } }, + permissions: ["nativeMessaging"], + }, + }); + + await extension.startup(); + + let roundTripTime = Infinity; + for ( + let i = 0; + i < MAX_RETRIES && roundTripTime > MAX_ROUND_TRIP_TIME_MS; + i++ + ) { + extension.sendMessage("run-tests"); + roundTripTime = await extension.awaitMessage("result"); + } + + await extension.unload(); + + Assert.lessOrEqual( + roundTripTime, + MAX_ROUND_TRIP_TIME_MS, + `Expected round trip time (${roundTripTime}ms) to be less than ${MAX_ROUND_TRIP_TIME_MS}ms` + ); +}); |