package fs import ( "os" "testing" "github.com/restic/restic/internal/test" ) // IsRegularFile returns true if fi belongs to a normal file. If fi is nil, // false is returned. func IsRegularFile(fi os.FileInfo) bool { if fi == nil { return false } return fi.Mode()&(os.ModeType|os.ModeCharDevice) == 0 } // TestChdir changes the current directory to dest, the function back returns to the previous directory. func TestChdir(t testing.TB, dest string) (back func()) { test.Helper(t).Helper() prev, err := os.Getwd() if err != nil { t.Fatal(err) } t.Logf("chdir to %v", dest) err = os.Chdir(dest) if err != nil { t.Fatal(err) } return func() { test.Helper(t).Helper() t.Logf("chdir back to %v", prev) err = os.Chdir(prev) if err != nil { t.Fatal(err) } } }