Go

Code quality

• go fmt formats the code
• golint identifies lint issues
• errcheck identifies unchecked errors
• honnef.co/go/tools/cmd/unused identifies unused code
• honnef.co/go/tools/cmd/gosimple identifies code that can be simplified

Mocks & Testing

• testify
• mockery
• simple example

Code coverage

Print coverage

• go test -cover

HTML coverage report

• go test -coverprofile=coverage.out
• go tool cover -html=coverage.out