thanhnguyennguyen / smart-contract-practice

const ganache = require('ganache-cli');

const Web3 = require('web3');

const provider = ganache.provider();

const web3 = new Web3(provider);

const {interface, bytecode} = require('../compile');

const INITIAL_MESSAGE = 'Hello Solidity';

  accounts = await web3.eth.getAccounts();

  // use one of those accounts to deploy the contracts

  inbox = await new web3.eth.Contract(JSON.parse(interface))

  .deploy({data: bytecode, arguments: [INITIAL_MESSAGE]})

  .send({from: accounts[0], gas: '1000000'})

  inbox.setProvider(provider);

});

describe('Get Accounts', () => {

  it('is deployment success', () => {

    // console.log(accounts);

    // console.log(inbox);

    // make sure inbox.options.address is not undefined

    assert.ok(inbox.options.address);

  });

  it('test default message', async() => {

    const MESSAGE = await inbox.methods.message().call();

    assert.equal(MESSAGE, INITIAL_MESSAGE);

  });

    it('test setMessage', async() => {

      const NEW_MESSAGE = 'Nguyen is in blockchain technology';

      await inbox.methods.setMessage(NEW_MESSAGE)

      .send({from: accounts[0], gas: '1000000'});

      const MESSAGE = await inbox.methods.message().call();

      assert.equal(MESSAGE, NEW_MESSAGE);

    });

});