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|
package utils
import (
"io"
"os"
"path/filepath"
"reflect"
"testing"
"github.com/pkg/errors"
"github.com/stretchr/testify/require"
)
func TestReadFile(t *testing.T) {
type args struct {
filename string
}
tests := []struct {
name string
args args
want []byte
wantErr bool
}{
{"ok", args{"testdata/pass1.txt"}, []byte("brandy-guidon-basin-ishmael-sedge-ducting"), false},
{"missing", args{"testdata/missing.txt"}, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := ReadFile(tt.args.filename)
if (err != nil) != tt.wantErr {
t.Errorf("ReadFile() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("ReadFile() = %v, want %v", got, tt.want)
}
})
}
}
// Set content to be read from mock STDIN
func setStdinContent(t *testing.T, content string) (cleanup func()) {
f, err := os.CreateTemp(t.TempDir(), "utils-read-test")
require.NoError(t, err)
_, err = f.WriteString(content)
require.NoError(t, err)
_, err = f.Seek(0, io.SeekStart)
require.NoError(t, err)
old := stdin
stdin = f
return func() {
stdin = old
require.NoError(t, f.Close())
require.NoError(t, os.Remove(f.Name()))
}
}
func TestReadFromStdin(t *testing.T) {
cleanup := setStdinContent(t, "input on STDIN")
t.Cleanup(func() {
cleanup()
})
b, err := ReadFile(stdinFilename)
require.NoError(t, err)
require.Equal(t, "input on STDIN", string(b))
}
// Sets STDIN to a file that is already closed, and thus fails
// to be read from.
func setFailingStdin(t *testing.T) (cleanup func()) {
f, err := os.CreateTemp(t.TempDir(), "utils-read-test")
require.NoError(t, err)
err = f.Close()
require.NoError(t, err)
old := stdin
stdin = f
return func() {
stdin = old
require.NoError(t, os.Remove(f.Name()))
}
}
func TestReadFromStdinFails(t *testing.T) {
cleanup := setFailingStdin(t)
t.Cleanup(func() {
cleanup()
})
b, err := ReadFile(stdinFilename)
require.Error(t, err)
require.Empty(t, b)
}
func TestReadPasswordFromFile(t *testing.T) {
type args struct {
filename string
}
tests := []struct {
name string
args args
want []byte
wantErr bool
}{
{"ok", args{"testdata/pass1.txt"}, []byte("brandy-guidon-basin-ishmael-sedge-ducting"), false},
{"trim", args{"testdata/pass2.txt"}, []byte("benumb-eyepiece-stale-revers-marital-mimesis"), false},
{"missing", args{"testdata/missing.txt"}, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := ReadPasswordFromFile(tt.args.filename)
if (err != nil) != tt.wantErr {
t.Errorf("ReadPasswordFromFile() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("ReadPasswordFromFile() = %v, want %v", got, tt.want)
}
})
}
}
func TestReadPasswordFromStdin(t *testing.T) {
cleanup := setStdinContent(t, "this-is-a-secret-testing-password")
t.Cleanup(func() {
cleanup()
})
b, err := ReadPasswordFromFile(stdinFilename)
require.NoError(t, err)
require.Equal(t, "this-is-a-secret-testing-password", string(b))
}
func TestWriteFile(t *testing.T) {
tmpDir := t.TempDir()
type args struct {
filename string
data []byte
perm os.FileMode
}
tests := []struct {
name string
args args
wantErr bool
}{
{"ok", args{filepath.Join(tmpDir, "test.txt"), []byte("foo"), 0600}, false},
{"fail", args{tmpDir, []byte("foo"), 0600}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if err := WriteFile(tt.args.filename, tt.args.data, tt.args.perm); (err != nil) != tt.wantErr {
t.Errorf("WriteFile() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func Test_maybeUnwrap(t *testing.T) {
wantErr := errors.New("the error")
type args struct {
err error
}
tests := []struct {
name string
args args
wantErr error
}{
{"wrapped", args{errors.WithMessage(wantErr, "wrapped error")}, wantErr},
{"not wrapped", args{wantErr}, wantErr},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := maybeUnwrap(tt.args.err)
require.Equal(t, tt.wantErr, err)
})
}
}
|
