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// Copyright (c) 2023, Sylabs Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package rootless
import (
"os"
"os/user"
"reflect"
"testing"
)
//nolint:dupl
func TestGetuid(t *testing.T) {
tests := []struct {
name string
setEnv bool
envVal string
wantUID int
wantErr bool
}{
{
name: "unset",
setEnv: false,
envVal: "",
wantUID: os.Geteuid(),
wantErr: false,
},
{
name: "empty",
setEnv: true,
envVal: "",
wantUID: os.Geteuid(),
wantErr: false,
},
{
name: "valid",
setEnv: true,
envVal: "123",
wantUID: 123,
wantErr: false,
},
{
name: "invalid",
setEnv: true,
envVal: "abc",
wantUID: 0,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if tt.setEnv {
os.Setenv(UIDEnv, tt.envVal)
defer os.Unsetenv(UIDEnv)
}
gotUID, err := Getuid()
if (err != nil) != tt.wantErr {
t.Errorf("Getuid() error = %v, wantErr %v", err, tt.wantErr)
return
}
if gotUID != tt.wantUID {
t.Errorf("Getuid() = %v, want %v", gotUID, tt.wantUID)
}
})
}
}
//nolint:dupl
func TestGetgid(t *testing.T) {
tests := []struct {
name string
setEnv bool
envVal string
wantGID int
wantErr bool
}{
{
name: "unset",
setEnv: false,
envVal: "",
wantGID: os.Getegid(),
wantErr: false,
},
{
name: "empty",
setEnv: true,
envVal: "",
wantGID: os.Getegid(),
wantErr: false,
},
{
name: "valid",
setEnv: true,
envVal: "456",
wantGID: 456,
wantErr: false,
},
{
name: "invalid",
setEnv: true,
envVal: "abc",
wantGID: 0,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if tt.setEnv {
os.Setenv(GIDEnv, tt.envVal)
defer os.Unsetenv(GIDEnv)
}
gotGID, err := Getgid()
if (err != nil) != tt.wantErr {
t.Errorf("Getgid() error = %v, wantErr %v", err, tt.wantErr)
return
}
if gotGID != tt.wantGID {
t.Errorf("Getgid() = %v, want %v", gotGID, tt.wantGID)
}
})
}
}
func TestGetUser(t *testing.T) {
currentUser, err := user.Current()
if err != nil {
t.Fatal(err)
}
rootUser, err := user.LookupId("0")
if err != nil {
t.Fatal(err)
}
tests := []struct {
name string
setEnv bool
envVal string
want *user.User
wantErr bool
}{
{
name: "unset",
setEnv: false,
envVal: "",
want: currentUser,
wantErr: false,
},
{
name: "empty",
setEnv: true,
envVal: "",
want: currentUser,
wantErr: false,
},
{
name: "valid",
setEnv: true,
envVal: "0",
want: rootUser,
wantErr: false,
},
{
name: "invalid",
setEnv: true,
envVal: "abc",
want: nil,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if tt.setEnv {
os.Setenv(UIDEnv, tt.envVal)
defer os.Unsetenv(UIDEnv)
}
got, err := GetUser()
if (err != nil) != tt.wantErr {
t.Errorf("GetUser() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("GetUser() = %v, want %v", got, tt.want)
}
})
}
}
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