go-ethereum/accounts/keystore/key_test.go

54 lines
1.6 KiB
Go

// Copyright 2026 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package keystore
import (
"bytes"
"os"
"path/filepath"
"testing"
)
func TestWriteKeyFile(t *testing.T) {
t.Parallel()
dir := t.TempDir()
path := filepath.Join(dir, "keyfile")
content := []byte(`{"address":"deadbeef"}`)
if err := writeKeyFile(path, content); err != nil {
t.Fatalf("writeKeyFile: %v", err)
}
got, err := os.ReadFile(path)
if err != nil {
t.Fatalf("read back: %v", err)
}
if !bytes.Equal(got, content) {
t.Fatalf("content mismatch: got %q want %q", got, content)
}
// Verify no temp file leaked into the directory.
entries, err := os.ReadDir(dir)
if err != nil {
t.Fatalf("readdir: %v", err)
}
if len(entries) != 1 || entries[0].Name() != "keyfile" {
var names []string
for _, e := range entries {
names = append(names, e.Name())
}
t.Fatalf("unexpected directory contents: %v", names)
}
}