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package main
import (
"bytes"
"os"
"path/filepath"
"testing"
)
func init() {
argon2Memory = 1
}
func mustWriteFile(t *testing.T, path string, content []byte) {
t.Helper()
if err := os.WriteFile(path, content, 0600); err != nil {
t.Fatalf("Failed to write test file: %s", err)
}
}
func mustReadFile(t *testing.T, path string) []byte {
t.Helper()
content, err := os.ReadFile(path)
if err != nil {
t.Fatalf("Failed to read file: %s", err)
}
return content
}
func mustRename(t *testing.T, src, dst string) {
t.Helper()
if err := os.Rename(src, dst); err != nil {
t.Fatalf("Failed to rename: %s", err)
}
}
func mustRemove(t *testing.T, path string) {
t.Helper()
if err := os.Remove(path); err != nil {
t.Fatalf("Failed to remove file: %s", err)
}
}
func mustChmod(t *testing.T, path string, mod os.FileMode) {
t.Helper()
if err := os.Chmod(path, mod); err != nil {
t.Fatalf("Failed to chmod: %s", err)
}
}
func TestEncryptDecrypt(t *testing.T) {
t.Parallel()
buf := make([]byte, 12*1024*1024)
for i := range buf {
buf[i] = byte(i)
}
fileName := filepath.Join(t.TempDir(), "file")
mustWriteFile(t, fileName, buf)
const password = "karp cache tidal mars fed rajah uses graze pobox flew"
if err := (&encryptOptions{}).encryptFile(fileName, password); err != nil {
t.Fatalf("EncryptFile failed: %s", err)
}
mustRemove(t, fileName)
if err := (&decryptOptions{}).decryptFile(fileName+".enc", password); err != nil {
t.Fatalf("DecryptFile failed: %s", err)
}
gotContents := mustReadFile(t, fileName)
if !bytes.Equal(gotContents, buf) {
t.Errorf("contents differ")
}
}
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