Band Oracle Test

Band Reference contract

• mainnet : 0xDA7a001b254CD22e46d3eAB04d937489c93174C3
• testnet : 0xD0b2234eB9431e850a814bCdcBCB18C1093F986B

requirements

• Foundry
• Funded ONE testnet account

Install foundry

curl -L https://foundry.paradigm.xyz | bash
foundryup

https://docs.harmony.one/home/network/validators/node-setup/hmy-cli-download

Extract the private key of your account

if using hmy cli (https://docs.harmony.one/home/network/validators/node-setup/hmy-cli-download)

PRIVATE_KEY=$(hmy keys export-private-key <ACCOUNT_ADDRESS> --passphrase)

Deploy the contract

git clone https://github.com/harmony-one/band_oracle
cd band_oracle

# install the lib
forge install foundry-rs/forge-std

# deploy the contract
forge script script/Bandtest.s.sol:ContractScript --rpc-url https://api.s0.b.hmny.io --private-key $PRIVATE_KEY  --broadcast --legacy

Copy the contrat address

CONTRACT_ADDRESS=<contract_address from previous output>

Test the contract

cast call $CONTRACT_ADDRESS "demo()" --rpc-url https://api.s0.b.hmny.io

0x0000000000000000000000000000000000000000000000000de05bc096e9c00000000000000000000000000000000000000000000000000000000000645cc0c400000000000000000000000000000000000000000000000000000000645cc180

cast call $CONTRACT_ADDRESS "demoBTC()" --rpc-url https://api.s0.b.hmny.io

0x0000000000000000000000000000000000000000000005cfb0f6a66fc372000000000000000000000000000000000000000000000000000000000000645cc0c400000000000000000000000000000000000000000000000000000000645cc186

cast call $CONTRACT_ADDRESS "demo_bulk()" --rpc-url https://api.s0.b.hmny.io

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

Feel free to read https://github.com/bandprotocol/band-std-reference-contracts-solidity for more information.