@Override
  public String generate(TokenType tokenType) {
    String rawToken = generateRawToken();
    return buildIdentifiablePartOfToken(tokenType) + rawToken;
  }
@Test
  public void generated_userToken_should_have_squ_prefix() {
    String token = underTest.generate(TokenType.USER_TOKEN);

    assertThat(token).matches("squ_.{40}");
  }