Test sending aes crypto keys via postMessage to a worker. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS All checks passed in worker PASS key.type is 'secret' PASS key.extractable is true PASS key.algorithm.name is 'AES-CBC' PASS key.algorithm.length is 128 PASS key.usages is ['decrypt', 'encrypt'] PASS bytesToASCIIString(exportedKey) is rawKeyAscii PASS successfullyParsed is true TEST COMPLETE