| 1 | // Copyright 2017 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | //go:build !plan9 |
| 6 | // +build !plan9 |
| 7 | |
| 8 | package main |
| 9 | |
| 10 | import ( |
| 11 | "io/ioutil" |
| 12 | "os" |
| 13 | "path/filepath" |
| 14 | "strings" |
| 15 | "testing" |
| 16 | ) |
| 17 | |
| 18 | func TestAppendPath(t *testing.T) { |
| 19 | tmpd, err := ioutil.TempDir("", "go") |
| 20 | if err != nil { |
| 21 | t.Fatal(err) |
| 22 | } |
| 23 | defer os.RemoveAll(tmpd) |
| 24 | |
| 25 | if err := os.Setenv("HOME", tmpd); err != nil { |
| 26 | t.Fatal(err) |
| 27 | } |
| 28 | |
| 29 | GOPATH := os.Getenv("GOPATH") |
| 30 | if err := appendToPATH(filepath.Join(GOPATH, "bin")); err != nil { |
| 31 | t.Fatal(err) |
| 32 | } |
| 33 | |
| 34 | shellConfig, err := shellConfigFile() |
| 35 | if err != nil { |
| 36 | t.Fatal(err) |
| 37 | } |
| 38 | b, err := ioutil.ReadFile(shellConfig) |
| 39 | if err != nil { |
| 40 | t.Fatal(err) |
| 41 | } |
| 42 | |
| 43 | expected := "export PATH=" + pathVar + envSeparator + filepath.Join(GOPATH, "bin") |
| 44 | if strings.TrimSpace(string(b)) != expected { |
| 45 | t.Fatalf("expected: %q, got %q", expected, strings.TrimSpace(string(b))) |
| 46 | } |
| 47 | |
| 48 | // Check that appendToPATH is idempotent. |
| 49 | if err := appendToPATH(filepath.Join(GOPATH, "bin")); err != nil { |
| 50 | t.Fatal(err) |
| 51 | } |
| 52 | b, err = ioutil.ReadFile(shellConfig) |
| 53 | if err != nil { |
| 54 | t.Fatal(err) |
| 55 | } |
| 56 | if strings.TrimSpace(string(b)) != expected { |
| 57 | t.Fatalf("expected: %q, got %q", expected, strings.TrimSpace(string(b))) |
| 58 | } |
| 59 | } |
| 60 |
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