Test generating a HMAC key. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Generating a key with default length... error is: TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': HmacKeyGenParams: hash: Missing or not an AlgorithmIdentifier error is: TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': HmacKeyGenParams: hash: Missing or not an AlgorithmIdentifier error is: TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': HmacKeyGenParams: length: Is not a number error is: TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': HmacKeyGenParams: length: Is not a number PASS key.type is 'secret' PASS key.extractable is true PASS key.algorithm.name is 'HMAC' PASS key.algorithm.length is 512 PASS key.usages is ["sign", "verify"] Generating a key with custom length... PASS key.type is 'secret' PASS key.extractable is true PASS key.algorithm.name is 'HMAC' PASS key.algorithm.length is 40 PASS key.usages is ["sign"] PASS successfullyParsed is true TEST COMPLETE