| 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 | package main |
| 6 | |
| 7 | import ( |
| 8 | "errors" |
| 9 | "os" |
| 10 | "os/exec" |
| 11 | "runtime" |
| 12 | "testing" |
| 13 | ) |
| 14 | |
| 15 | func TestExpandUser(t *testing.T) { |
| 16 | env := "HOME" |
| 17 | if runtime.GOOS == "windows" { |
| 18 | env = "USERPROFILE" |
| 19 | } else if runtime.GOOS == "plan9" { |
| 20 | env = "home" |
| 21 | } |
| 22 | |
| 23 | oldenv := os.Getenv(env) |
| 24 | os.Setenv(env, "/home/gopher") |
| 25 | defer os.Setenv(env, oldenv) |
| 26 | |
| 27 | tests := []struct { |
| 28 | input string |
| 29 | want string |
| 30 | }{ |
| 31 | {input: "~/foo", want: "/home/gopher/foo"}, |
| 32 | {input: "${HOME}/foo", want: "/home/gopher/foo"}, |
| 33 | {input: "/~/foo", want: "/~/foo"}, |
| 34 | } |
| 35 | for _, tt := range tests { |
| 36 | got := expandUser(tt.input) |
| 37 | if got != tt.want { |
| 38 | t.Fatalf("want %q, but %q", tt.want, got) |
| 39 | } |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | func TestCmdErr(t *testing.T) { |
| 44 | tests := []struct { |
| 45 | input error |
| 46 | want string |
| 47 | }{ |
| 48 | {input: errors.New("cmd error"), want: "cmd error"}, |
| 49 | {input: &exec.ExitError{ProcessState: nil, Stderr: nil}, want: "<nil>"}, |
| 50 | {input: &exec.ExitError{ProcessState: nil, Stderr: []byte("test")}, want: "<nil>: test"}, |
| 51 | } |
| 52 | |
| 53 | for i, tt := range tests { |
| 54 | got := cmdErr(tt.input) |
| 55 | if got != tt.want { |
| 56 | t.Fatalf("%d. got %q, want %q", i, got, tt.want) |
| 57 | } |
| 58 | } |
| 59 | } |
| 60 |
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