Setup

npm i
npm run compile
npm run test

Appendix

Mocha Explorer:

https://hardhat.org/guides/vscode-tests.html

.vscode/settings.json

{
    "mochaExplorer.files": "test/**/*.{j,t}s",   
}

Links

// Best practices https://consensys.github.io/smart-contract-best-practices/recommendations/#favor-pull-over-push-for-external-calls

Open Zepplin https://docs.openzeppelin.com/contracts/4.x/api/security