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
240
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
46
What is Ethereum about tech layer
nakajo2011
0
280
The Ethereum design direction.
nakajo2011
0
42
Report of Devcon5 2019.10.17
nakajo2011
0
530
Compare of Libra and Ethereum
nakajo2011
1
410
What is Move language
nakajo2011
1
920
blockchain-changing-and-issues
nakajo2011
4
510
Thinking Scalability from DEX
nakajo2011
0
88
Truffle Test Tips and other
nakajo2011
2
140
Other Decks in Programming
See All in Programming
Hotwire or React? ~Reactの録画機能をHotwireに置き換えて得られた知見~ / hotwire_or_react
harunatsujita
9
4.1k
詳細解説! ArrayListの仕組みと実装
yujisoftware
0
480
go.mod、DockerfileやCI設定に分散しがちなGoのバージョンをまとめて管理する / Go Connect #3
arthur1
10
2.4k
生成 AI を活用した toitta 切片分類機能の裏側 / Inside toitta's AI-Based Factoid Clustering
pokutuna
0
580
NSOutlineView何もわからん:( 前編 / I Don't Understand About NSOutlineView :( Pt. 1
usagimaru
0
150
Vue.js学習の振り返り
hiro_xre
2
130
Tuning GraphQL on Rails
pyama86
2
1k
レガシーな Android アプリのリアーキテクチャ戦略
oidy
1
170
Honoの来た道とこれから
yusukebe
19
3k
Kubernetes for Data Engineers: Building Scalable, Reliable Data Pipelines
sucitw
1
200
カスタムしながら理解するGraphQL Connection
yanagii
1
1.2k
色々なIaCツールを実際に触って比較してみる
iriikeita
0
270
Featured
See All Featured
Visualization
eitanlees
144
15k
Automating Front-end Workflow
addyosmani
1365
200k
Building an army of robots
kneath
302
42k
Reflections from 52 weeks, 52 projects
jeffersonlam
346
20k
Building Adaptive Systems
keathley
38
2.2k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.2k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
7
150
How to Think Like a Performance Engineer
csswizardry
19
1.1k
個人開発の失敗を避けるイケてる考え方 / tips for indie hackers
panda_program
92
16k
Adopting Sorbet at Scale
ufuk
73
9k
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
231
17k
How To Stay Up To Date on Web Technology
chriscoyier
788
250k
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