VirgilAccessTokenSigner { public VirgilCrypto getVirgilCrypto() { return virgilCrypto; } VirgilAccessTokenSigner();  VirgilAccessTokenSigner(VirgilCrypto virgilCrypto); byte[] generateTokenSignature(byte[] token, VirgilPrivateKey privateKey); String getAlgorithm(); VirgilCrypto getVirgilCrypto(); boolean verifyTokenSignature(byte[] signature, byte[] data, VirgilPublicKey publicKey);  }
@Test public void getVirgilCrypto() { assertNotNull(this.signer.getVirgilCrypto()); }