| // run |
| |
| // Copyright 2019 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package main |
| |
| import ( |
| "log" |
| "os" |
| ) |
| |
| func main() { |
| wd, err := os.Getwd() |
| if err != nil { |
| log.Fatal(err) |
| } |
| f, err := os.Open(wd) |
| if err != nil { |
| log.Fatal(err) |
| } |
| dirnames1, err := f.Readdirnames(0) |
| if err != nil { |
| log.Fatal(err) |
| } |
| |
| ret, err := f.Seek(0, 0) |
| if err != nil { |
| log.Fatal(err) |
| } |
| if ret != 0 { |
| log.Fatalf("seek result not zero: %d", ret) |
| } |
| |
| dirnames2, err := f.Readdirnames(0) |
| if err != nil { |
| log.Fatal(err) |
| return |
| } |
| |
| if len(dirnames1) != len(dirnames2) { |
| log.Fatalf("listings have different lengths: %d and %d\n", len(dirnames1), len(dirnames2)) |
| } |
| for i, n1 := range dirnames1 { |
| n2 := dirnames2[i] |
| if n1 != n2 { |
| log.Fatalf("different name i=%d n1=%s n2=%s\n", i, n1, n2) |
| } |
| } |
| } |