Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Truffleの紹介_in_hicon2018.pdf
Search
nakajo2011
November 10, 2018
Programming
3
280
Truffleの紹介_in_hicon2018.pdf
nakajo2011
November 10, 2018
Tweet
Share
More Decks by nakajo2011
See All by nakajo2011
Plasma_Overview_gbec20180928.pdf
nakajo2011
0
55
What is Ethereum about tech layer
nakajo2011
0
340
The Ethereum design direction.
nakajo2011
0
57
Report of Devcon5 2019.10.17
nakajo2011
0
580
Compare of Libra and Ethereum
nakajo2011
1
440
What is Move language
nakajo2011
1
1k
blockchain-changing-and-issues
nakajo2011
4
550
Thinking Scalability from DEX
nakajo2011
0
91
Truffle Test Tips and other
nakajo2011
2
160
Other Decks in Programming
See All in Programming
すべてのコンテキストを、 ユーザー価値に変える
applism118
2
720
PHPで始める振る舞い駆動開発(Behaviour-Driven Development)
ohmori_yusuke
2
180
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
210
エンジニア向け採用ピッチ資料
inusan
0
160
今ならAmazon ECSのサービス間通信をどう選ぶか / Selection of ECS Interservice Communication 2025
tkikuc
18
3.3k
「ElixirでIoT!!」のこれまでとこれから
takasehideki
0
370
Railsアプリケーションと パフォーマンスチューニング ー 秒間5万リクエストの モバイルオーダーシステムを支える事例 ー Rubyセミナー 大阪
falcon8823
4
920
『自分のデータだけ見せたい!』を叶える──Laravel × Casbin で複雑権限をスッキリ解きほぐす 25 分
akitotsukahara
1
490
AIエージェントはこう育てる - GitHub Copilot Agentとチームの共進化サイクル
koboriakira
0
340
Webの外へ飛び出せ NativePHPが切り拓くPHPの未来
takuyakatsusa
2
340
Result型で“失敗”を型にするPHPコードの書き方
kajitack
4
290
Team topologies and the microservice architecture: a synergistic relationship
cer
PRO
0
1k
Featured
See All Featured
A designer walks into a library…
pauljervisheath
206
24k
Building Adaptive Systems
keathley
43
2.6k
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
Large-scale JavaScript Application Architecture
addyosmani
512
110k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
GitHub's CSS Performance
jonrohan
1031
460k
How GitHub (no longer) Works
holman
314
140k
Being A Developer After 40
akosma
90
590k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
29
9.5k
Statistics for Hackers
jakevdp
799
220k
GraphQLの誤解/rethinking-graphql
sonatard
71
11k
Building an army of robots
kneath
306
45k
Transcript
Copyright ©2018 chaintope, Inc. all rights reserved. hicon2018 Truffleの紹介 2018/11/10
chaintope, Inc Yukishige Nakajo
Copyright ©2018 chaintope, Inc. all rights reserved. 自己紹介 • Yukishige
Nakajo • 株式会社chaintope Chief Ethereum Researcher • 福岡県の飯塚市でEthereumの研究中 • 最近はBitcoinもやってます • truffle-hdwallet-providerのcontributerです! https://twitter.com/nakajo https://y-nakajo.hatenablog.com/
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. 出典元:https://truffleframework.com/truffle Truffle is
the most popular development framework for Ethereum 1. Truffleの概要
Copyright ©2018 chaintope, Inc. all rights reserved. 1. Truffleの概要
Copyright ©2018 chaintope, Inc. all rights reserved. Deploy Tool 1.
Truffleの概要
Copyright ©2018 chaintope, Inc. all rights reserved. Deploy Tool Test
Tool 1. Truffleの概要
Copyright ©2018 chaintope, Inc. all rights reserved. Deploy Tool Test
Tool Node for Dev 1. Truffleの概要
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. • Smart Contractのデプロイ方法を記述するもの
• DB Migrationのようにバージョンを分けて記述可能 • DB Migrationと大きく違うのはrollbackできないこと • バージョンを指定して途中までdeployとかもできない。 2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. • 基本的なDeploy https://truffleframework.com/docs/truffle/getting-started/running-migrations
2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. • Deploy時に使えるParameter https://truffleframework.com/docs/truffle/getting-started/running-migrations
2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. • Deploy時に使えるParameterその2 https://truffleframework.com/docs/truffle/getting-started/running-migrations
2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. • Library ContractとのLink
https://truffleframework.com/docs/truffle/getting-started/running-migrations 2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. • Promisefy https://truffleframework.com/docs/truffle/getting-started/running-migrations
2. Migration
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. 開発用のnode • 即時マイニング機能
• 固定されたmnemonic • 便利なRPC • 任意のgas limitが指定可能(別起動時に指定可能) 3. ganache
Copyright ©2018 chaintope, Inc. all rights reserved. • 即時マイニング •
Transactionが発行されるたびにすぐにminingが行 われる。 • Transactionが行方不明にならない! • mining待ちも発生しない。 3. ganache
Copyright ©2018 chaintope, Inc. all rights reserved. • 固定されたmnemonic 3.
ganache
Copyright ©2018 chaintope, Inc. all rights reserved. • 固定されたmnemonic 3.
ganache
Copyright ©2018 chaintope, Inc. all rights reserved. • 便利なRPC •
evm_increaseTime: block timeを任意の時間に設 定(ただし未来のみ) • evm_mine: 即時mining • evm_snapshot: 現在の状態のsnapshotをとる • evm_revert: 状態を指定されたsnapshotに戻す 3. ganache
Copyright ©2018 chaintope, Inc. all rights reserved. • 任意のgas limitが指定可能(別起動時に指定可能)
https://github.com/trufflesuite/ganache-cli#using-ganache-cli $ ganace-cli -l 99999999 & truffle test 3. ganache
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. • Javascriptでは有名なunit test
tool • basic (describe, it) • before, after, beforeEach, afterEach • skip, only 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • basic (describe,
it) https://mochajs.org/#asynchronous-code 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • basic (describe,
it) https://mochajs.org/#asynchronous-code 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • before, after,
beforeEach, afterEach https://mochajs.org/#hooks 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • skip, only
https://mochajs.org/#inclusive-tests 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • skip, only
https://mochajs.org/#inclusive-tests 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • skip, only
https://mochajs.org/#exclusive-tests 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. • skip, only
https://mochajs.org/#exclusive-tests 4. mocha
Copyright ©2018 chaintope, Inc. all rights reserved. Truffleの紹介 1. Truffleの概要
2. migation 3. ganache 4. mocha 5. その他の機能 今日話すこと
Copyright ©2018 chaintope, Inc. all rights reserved. • truffle-debugger •
https://github.com/trufflesuite/truffle/tree/next/packages/truffle-debugger#truffle-debug ger • truffle-contract : 単体でも使える • truffle-artifactor 5. その他の機能
Copyright ©2018 chaintope, Inc. all rights reserved. ここからは Step 1をハンズオン形式で
説明します! おわり