This Initial Coin Offering(ICO) project helps to buy Rapid tokens in exchange for Ether as per the current price of ether in the dollar. The rapid token price is 1 Dollar so if a user wants to buy the rapid token then he needs to pay 1 dollar of worth ether.
- Soldity
- Openzepplein
- Chainlink
- Hardhat
.
├── Contracts # Contract files (alternatively `dist`)
├── Scripts # Script files (alternatively `deploy`)
├── test # Automated tests (alternatively `spec` or `tests`)
├── LICENSE
└── README.md
To run this project, you must have the following installed:
- Run
npm installto install dependencies
$ npm install- Run
npx hardhat compileto compile all contracts.
$ npx hardhat compileFor a unit testing smart contract using the command line.
$ npx hardhat test
Expecting icoTest.js result.
Initial Coin Offering (ICO) contract
✔ Should revert if deploy on other then goerli network
✔ should revert if token amount is zero (49ms)
✔ should transfer rapid token to buyer (40ms)
✔ user should provide equal or more ether to buy rapid token
✔ should transfer wei amount if user provide more then needed
✔ Buy token with ether
✔ Do not have enough ether to buy token
✔ Withdraw ether from contract (43ms)
✔ Do not have permission to withdraw ether from contract
(40ms)
9 passing (4s)
After testing if you want to deploy the contract using the command line.
$ npx hardhat node
# Open another Terminal
$ npx hardhat run scripts/deploy.js
# result in npx hardhat node Terminal
web3_clientVersion
eth_chainId
eth_accounts
eth_chainId
eth_estimateGas
eth_gasPrice
eth_sendTransaction
Contract deployment: <UnrecognizedContract>
Contract address: 0x5fb...aa3
Transaction: 0x4d8...945
From: 0xf39...266
Value: 0 ETH
Gas used: 323170 of 323170
Block #1: 0xee6...85d
eth_chainId
eth_getTransactionByHash
eth_blockNumber
eth_chainId (2)
eth_getTransactionReceipt
# result in npx hardhat run Terminal
Initial Coin Offering (ICO) contract deployed to: 0x5Fb...aa3
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