wincmd/ntfs/fragment/reader_test.go
starainrt 7e6cc73106
完善 Windows 运维封装与 NTFS 索引解析
- 新增自启动幂等配置、统一错误语义、进程等待和进程树终止能力
- 增强服务生命周期管理,支持等待状态、重启、幂等创建和配置更新
- 新增 NTFS 卷索引、文件 ID 解析、文件遍历、USN 变更监听和 bookmark 持久化
- 修复 NTFS boot sector、fragment、MFT、USN 解析边界和路径重建问题
- 补充权限、进程、服务、NTFS 解析和工作流回归测试
- 增加 Windows 测试脚本和管理员 NTFS smoke 验证脚本
- 升级 Go 兼容版本到 1.18,并更新 stario、win32api 及相关间接依赖
2026-06-09 15:59:31 +08:00

62 lines
1.3 KiB
Go

package fragment
import (
"bytes"
"io"
"testing"
)
type readSeekCloser struct {
*bytes.Reader
closed bool
}
func (r *readSeekCloser) Close() error {
r.closed = true
return nil
}
func TestReaderReadsFragmentsWithoutOwningEOF(t *testing.T) {
reader := NewReader(bytes.NewReader([]byte("abcdef")), []Fragment{
{Offset: 1, Length: 2},
{Offset: 4, Length: 2},
})
buf := make([]byte, 4)
n, err := reader.Read(buf)
if err != nil {
t.Fatalf("first read failed: %v", err)
}
if got := string(buf[:n]); got != "bc" {
t.Fatalf("first read = %q, want %q", got, "bc")
}
n, err = reader.Read(buf)
if err != nil {
t.Fatalf("second read failed: %v", err)
}
if got := string(buf[:n]); got != "ef" {
t.Fatalf("second read = %q, want %q", got, "ef")
}
n, err = reader.Read(buf)
if err != io.EOF {
t.Fatalf("third read error = %v, want %v", err, io.EOF)
}
if n != 0 {
t.Fatalf("third read count = %d, want 0", n)
}
}
func TestReaderCloseClosesUnderlyingCloser(t *testing.T) {
src := &readSeekCloser{Reader: bytes.NewReader([]byte("abcdef"))}
reader := NewReader(src, []Fragment{{Offset: 0, Length: 2}})
if err := reader.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
if !src.closed {
t.Fatal("underlying closer was not closed")
}
}