package config
import (
"fmt"
"io"
"os"
"path"
)
func StubBackupConfig() func() {
orig := BackupConfigFile
BackupConfigFile = func(_ string) error {
return nil
}
return func() {
BackupConfigFile = orig
}
}
func StubWriteConfig(wc io.Writer, wh io.Writer) func() {
orig := WriteConfigFile
WriteConfigFile = func(fn string, data []byte) error {
switch path.Base(fn) {
case "config.yml":
_, err := wc.Write(data)
return err
case "hosts.yml":
_, err := wh.Write(data)
return err
default:
return fmt.Errorf("write to unstubbed file: %q", fn)
}
}
return func() {
WriteConfigFile = orig
}
}
func StubConfig(main, hosts string) func() {
orig := ReadConfigFile
ReadConfigFile = func(fn string) ([]byte, error) {
switch path.Base(fn) {
case "config.yml":
if main == "" {
return []byte(nil), os.ErrNotExist
} else {
return []byte(main), nil
}
case "hosts.yml":
if hosts == "" {
return []byte(nil), os.ErrNotExist
} else {
return []byte(hosts), nil
}
default:
return []byte(nil), fmt.Errorf("read from unstubbed file: %q", fn)
}
}
return func() {
ReadConfigFile = orig
}
}