Go Testing Commands

1. Run all test

go test

2. Test Specific package

go test {pkg1} {pkg2}...

3. Run tests in current and decendent directory

go test ./...

4. Generate verbose output

go test -v

5. Run only tests matching

go test -run {regexp}

6. Generate Test Coverage

go test -cover

7. Generatge test cover profile to find exact functions missing test coverage.

go test -coverprofile cover.out
go tool cover -func cover.out
go tool cover -html cover.out
go test -coverprofile count.out -covermode count
go tool cover -html cover.out

8. Benchmark testing including other test

go test -bench .
go test -bench . -benchtime 10s

9. Profile testing - block, cover, cpu, mem, mutex

go test -bench . -benchmem
go test -bench SHA1 -benchmem
go test -trace {trace.out}
go test -{type}profile {file}
go test -bench Alloc -memprofile profile.out
## install choco install graphviz for graph
go tool pprof profile.out 
type help to more info. like run svg