21 template <class RecordType> struct Helper {};  struct
23 template <> struct Helper<BufferExtents> {  struct
24   static std::unique_ptr<Record> construct() {  in construct()
28   static const char *expected() { return "<Buffer: size = 1 bytes>"; }  in expected()
31 template <> struct Helper<WallclockRecord> {  struct
32   static std::unique_ptr<Record> construct() {  in construct()
36   static const char *expected() { return "<Wall Time: seconds = 1.000002>"; }  in expected()
39 template <> struct Helper<NewCPUIDRecord> {  struct
40   static std::unique_ptr<Record> construct() {  in construct()
44   static const char *expected() { return "<CPU: id = 1, tsc = 2>"; }  in expected()
47 template <> struct Helper<TSCWrapRecord> {  struct
48   static std::unique_ptr<Record> construct() {  in construct()
52   static const char *expected() { return "<TSC Wrap: base = 1>"; }  in expected()
55 template <> struct Helper<CustomEventRecord> {  struct
56   static std::unique_ptr<Record> construct() {  in construct()
60   static const char *expected() {  in expected()
65 template <> struct Helper<CallArgRecord> {  struct
66   static std::unique_ptr<Record> construct() {  in construct()
70   static const char *expected() {  in expected()
75 template <> struct Helper<PIDRecord> {  struct
76   static std::unique_ptr<Record> construct() {  in construct()
80   static const char *expected() { return "<PID: 1>"; }  in expected()
83 template <> struct Helper<NewBufferRecord> {  struct
84   static std::unique_ptr<Record> construct() {  in construct()
88   static const char *expected() { return "<Thread ID: 1>"; }  in expected()
91 template <> struct Helper<EndBufferRecord> {  struct
92   static std::unique_ptr<Record> construct() {  in construct()
96   static const char *expected() { return "<End of Buffer>"; }  in expected()