Web3 Smart Contract Testing Master comprehensive testing strategies for smart contracts using Hardhat, Foundry, and advanced testing patterns. When to Use This Skill - Writing unit tests for smart contracts - Setting up integration test suites - Performing gas optimization testing - Fuzzing for edge cases - Forking mainnet for realistic testing - Automating test coverage reporting - Verifying contracts on Etherscan Hardhat Testing Setup Unit Testing Patterns Foundry Testing (Forge) Advanced Testing Patterns Snapshot and Revert Mainnet Forking Impersonating Accounts Gas Optimization Testing Co…