add unit test for /arana/pkg/config/file/file.go
#1419
| Job | Run time |
|---|---|
| 2m 42s | |
| 2m 42s |
/arana/pkg/config/file/file.go
#1419
| Job | Run time |
|---|---|
| 2m 42s | |
| 2m 42s |