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package main
import (
"bytes"
"os"
"path/filepath"
"testing"
"roseh.moe/cmd/sym/internal/sym"
)
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 mustRemove(t *testing.T, path string) {
t.Helper()
if err := os.Remove(path); err != nil {
t.Fatalf("Failed to remove file: %s", err)
}
}
func TestDec(t *testing.T) {
t.Parallel()
const password = "asdf"
fileContent := []byte("test file content")
fileName := filepath.Join(t.TempDir(), "file")
mustWriteFile(t, fileName, fileContent)
if err := sym.EncryptFile(fileName, password); err != nil {
t.Errorf("EncryptFile failed: %s", err)
}
mustRemove(t, fileName)
err := (&options{password: password}).dec(fileName + ".enc")
if err != nil {
t.Errorf("dec failed: %s", err)
}
gotFileContents := mustReadFile(t, fileName)
if !bytes.Equal(gotFileContents, fileContent) {
t.Errorf("dec returned incorrect contents %q, want %q", gotFileContents, fileContent)
}
}
func TestDec_UsageError(t *testing.T) {
t.Parallel()
err := (&options{}).dec()
if err == nil {
t.Errorf("dec without -p when reading from stdin, want error")
}
}
func TestDec_NotFound(t *testing.T) {
t.Parallel()
err := (&options{password: "asdf"}).dec("my-nonexistent-file-name.txt")
if err == nil {
t.Errorf("dec succeeded with nonexistent file, want error")
}
}
func TestDec_Stdin(t *testing.T) {
t.Parallel()
const password = "asdf"
content := []byte("test contents")
encrypted := new(bytes.Buffer)
if err := sym.EncryptBinary(encrypted, bytes.NewReader(content), password); err != nil {
t.Fatalf("Failed to encrypt: %s", err)
}
gotContentBuf := new(bytes.Buffer)
opts := &options{
password: password,
stdin: bytes.NewReader(encrypted.Bytes()),
stdout: gotContentBuf,
}
if err := opts.dec(); err != nil {
t.Fatalf("dec failed: %s", err)
}
gotContent := gotContentBuf.Bytes()
if !bytes.Equal(gotContent, content) {
t.Errorf("dec returned incorrect contents %q, want %q", gotContent, content)
}
}
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