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ballot_pingpong.sol

pragma solidity >=0.4.22 <0.6.0;
//pragma experimental ABIEncoderV2;

contract sent974_democratic_system {
    
    struct Membre{
        bytes32 nom;
        bytes32 prenom;
        address adresseCryptoPublique;
    }
    
    mapping(address => Membre) public MembreStruct;
    
    address[] public array_adresseCryptoPublique ;
    bytes32[] public array_nom ;
    bytes32[] public array_prenom ;
    
    function createUser(bytes32 nom, bytes32 prenom, address myaddress) public{
        MembreStruct[msg.sender].nom = nom;
        MembreStruct[msg.sender].nom = prenom;
        MembreStruct[msg.sender].adresseCryptoPublique = myaddress;
        
        array_adresseCryptoPublique.push(msg.sender);
        array_nom.push(nom);
        array_prenom.push(prenom);
    }
    
    
    function getResult() external view returns(address[] memory, bytes32[] memory, bytes32[] memory){
        return (array_adresseCryptoPublique, array_nom, array_prenom);
    }
    
}

test_test.sol

pragma solidity >=0.4.0 <0.6.0;
      import "remix_tests.sol"; // this import is automatically injected by Remix.

      // file name has to end with '_test.sol'
      contract test_1 {

        function beforeAll() public {
          // here should instantiate tested contract
          Assert.equal(uint(4), uint(3), "error in before all function");
        }

        function check1() public {
          // use 'Assert' to test the contract
          Assert.equal(uint(2), uint(1), "error message");
          Assert.equal(uint(2), uint(2), "error message");
        }

        function check2() public view returns (bool) {
          // use the return value (true or false) to test the contract
          return true;
        }
      }