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package util_test
import (
"os"
"path/filepath"
"regexp"
"testing"
"github.com/go-git/go-billy/v5/memfs"
"github.com/go-git/go-billy/v5/util"
)
func TestTempFile(t *testing.T) {
fs := memfs.New()
dir, err := util.TempDir(fs, "", "util_test")
if err != nil {
t.Fatal(err)
}
defer util.RemoveAll(fs, dir)
f, err := util.TempFile(fs, dir, "foo")
if f == nil || err != nil {
t.Errorf("TempFile(%q, `foo`) = %v, %v", dir, f, err)
}
}
func TestTempDir_WithDir(t *testing.T) {
fs := memfs.New()
dir := os.TempDir()
name, err := util.TempDir(fs, dir, "util_test")
if name == "" || err != nil {
t.Errorf("TempDir(dir, `util_test`) = %v, %v", name, err)
}
if name != "" {
util.RemoveAll(fs, name)
re := regexp.MustCompile("^" + regexp.QuoteMeta(filepath.Join(dir, "util_test")) + "[0-9]+$")
if !re.MatchString(name) {
t.Errorf("TempDir(`"+dir+"`, `util_test`) created bad name %s", name)
}
}
}
func TestReadFile(t *testing.T) {
fs := memfs.New()
f, err := util.TempFile(fs, "", "")
if err != nil {
t.Fatal(err)
}
f.Write([]byte("foo"))
f.Close()
data, err := util.ReadFile(fs, f.Name())
if err != nil {
t.Fatal(err)
}
if string(data) != "foo" || err != nil {
t.Errorf("ReadFile(%q, %q) = %v, %v", fs, f.Name(), data, err)
}
}
func TestTempDir(t *testing.T) {
fs := memfs.New()
f, err := util.TempDir(fs, "", "")
if err != nil {
t.Fatal(err)
}
_, err = filepath.Rel(os.TempDir(), f)
if err != nil {
t.Errorf(`TempDir(fs, "", "") = %s, should be relative to os.TempDir if root filesystem`, f)
}
}
func TestTempDir_WithNonRoot(t *testing.T) {
fs := memfs.New()
fs, _ = fs.Chroot("foo")
f, err := util.TempDir(fs, "", "")
if err != nil {
t.Fatal(err)
}
_, err = filepath.Rel(os.TempDir(), f)
if err == nil {
t.Errorf(`TempDir(fs, "", "") = %s, should not be relative to os.TempDir on not root filesystem`, f)
}
}
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