message: from dev mnemonic test
diff: @@ -31,6 +31,12 @@ describe('keypair', (): void => {
  ).toEqual(publicKeyTwo);
  });
  + it('creates via a dev seed', (): void => {
  + expect(
  + keyring.addFromUri('//Alice').address
  + ).toEqual('5FA9nQDVg267DEd8m1ZypXLBnvN7SFxYwV7ndqSYGiN9TTpu');
  + });
  +
  it('creates a ed25519 pair via mnemonicToSeed', (): void => {
  expect(
  keyring.addFromUri(
  