pkger/pkging/pkgtest/ref.go

92 lines
1.5 KiB
Go

package pkgtest
import (
"crypto/rand"
"encoding/hex"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"github.com/markbates/pkger/here"
)
type Ref struct {
here.Info
}
func NewRef() (*Ref, error) {
her, err := here.Package("github.com/markbates/pkger")
if err != nil {
return nil, err
}
root := filepath.Join(
her.Module.Dir,
"pkging",
"pkgtest",
"testdata",
"ref")
if _, err := os.Stat(root); err != nil {
return nil, err
}
b := make([]byte, 10)
_, err = rand.Read(b)
if err != nil {
return nil, err
}
dir := filepath.Dir(root)
dir = filepath.Join(dir, hex.EncodeToString(b))
ref := &Ref{
Info: here.Info{
ImportPath: "app",
Dir: dir,
Name: "app",
Module: here.Module{
Main: true,
Path: "app",
Dir: dir,
GoMod: filepath.Join(dir, "go.mod"),
GoVersion: runtime.Version(),
},
},
}
if err := os.MkdirAll(dir, 0755); err != nil {
return nil, err
}
b, err = ioutil.ReadFile(filepath.Join(root, "go.mod"))
if err != nil {
return nil, err
}
f, err := os.Create(filepath.Join(dir, "go.mod"))
if err != nil {
return nil, err
}
if _, err := f.Write(b); err != nil {
return nil, err
}
if err := f.Close(); err != nil {
return nil, err
}
// c := exec.Command("cp", "-rv", root, dir)
// fmt.Println(strings.Join(c.Args, " "))
// c.Stdout = os.Stdout
// c.Stderr = os.Stderr
// c.Stdin = os.Stdin
// if err := c.Run(); err != nil {
// return nil, err
// }
return ref, nil
}