In-depth documentation on this SDK is available at uniswap.org.
To run the tests, follow these steps. You must have at least node v10 and yarn installed.
First clone the repository:
git clone https://github.com/Uniswap/uniswap-v3-sdk.git
Move into the uniswap-v3-sdk
working directory
cd uniswap-v3-sdk/
Install dependencies
yarn
Run tests
yarn test