15.4. Truffle 命令詳解

15.4. Truffle 命令詳解
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neo@MacBook-Pro ~/ethereum/truffle % truffle help
Truffle v4.0.6 - a development framework for Ethereum

Usage: truffle <command> [options]

Commands:
  init      Initialize new and empty Ethereum project
  compile   Compile contract source files
  migrate   Run migrations to deploy contracts
  deploy    (alias for migrate)
  build     Execute build pipeline (if configuration present)
  test      Run JavaScript and Solidity tests
  debug     Interactively debug any transaction on the blockchain (experimental)
  opcode    Print the compiled opcodes for a given contract
  console   Run a console with contract abstractions and commands available
  develop   Open a console with a local development blockchain
  create    Helper to create new contracts, migrations and tests
  install   Install a package from the Ethereum Package Registry
  publish   Publish a package to the Ethereum Package Registry
  networks  Show addresses for deployed contracts on each network
  watch     Watch filesystem for changes and rebuild the project automatically
  serve     Serve the build directory on localhost and watch for changes
  exec      Execute a JS module within this Truffle environment
  unbox     Download a Truffle Box, a pre-built Truffle project
  version   Show version number and exit

See more at http://truffleframework.com/docs

15.4.1. version

輸出版本號然後退出。

			
neo@MacBook-Pro ~/ethereum/truffle % truffle version
Truffle v4.0.6 (core: 4.0.6)
Solidity v0.4.19 (solc-js)

15.4.2. Truffle console 控制台

			
neo@MacBook-Pro ~/ethereum/truffle % truffle console
truffle(development)>

15.4.3. create

15.4.3.1. contract 創建合約

				
neo@MacBook-Pro ~/ethereum/truffle % truffle create contract MyContract
neo@MacBook-Pro ~/ethereum/truffle % cat contracts/MyContract.sol 
pragma solidity ^0.4.4;

contract MyContract {
  function MyContract() {
    // constructor
  }
}

15.4.3.2. test 創建單元測試

				
neo@MacBook-Pro ~/ethereum/truffle % truffle create test MyTest
neo@MacBook-Pro ~/ethereum/truffle % cat test/my_test.js
contract('MyTest', function(accounts) {
  it("should assert true", function(done) {
    var my_test = MyTest.deployed();
    assert.isTrue(true);
    done();
  });
});

15.4.4. migrate

			
% truffle migrate --reset

15.4.5. compile

				
% truffle compile --all

15.4.6. test

運行測試

			
neo@MacBook-Pro ~/ethereum/truffle % truffle test          
Using network 'development'.



  Contract: Migrations
    1) should assert true
    > No events were emitted


  0 passing (31ms)
  1 failing

  1) Contract: Migrations should assert true:
     ReferenceError: Migrations is not defined
      at Context.<anonymous> (test/migrations.js:3:22)

運行單個測試檔案

			
neo@MacBook-Pro ~/ethereum/truffle % truffle test test/migrations.js

15.4.7. watch

啟動後監控檔案系統的邊龍並自動構建項目。

			
truffle watch

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