#############################
Expected output for 'h5dump topaque.h5'
#############################
HDF5 "topaque.h5" {
GROUP "/" {
   DATASET "opaque test" {
      DATATYPE { 
         H5T_OPAQUE;
         OPAQUE_TAG "test opaque type";
       } 
      DATASPACE { SIMPLE ( 2 ) / ( 2 ) } 
      DATA {
         0x0063016202610360045f055e065d075c085b095a0a590b580c570d560e550f541053115212511350144f154e164d174c184b194a1a491b481c471d461e451f442043214222412340243f253e263d273c283b293a2a392b382c372d362e352f343033313232313330342f352e362d372c382b392a3a293b283c273d263e253f244023412242214320441f451e461d471c481b491a4a194b184c174d164e154f145013511252115310540f550e560d570c580b590a5a095b085c075d065e055f046003610262016300,
         0x3800002c3c000027340001ea04000012000000000008a4640000000000000000000000000000000000000000ef7ec9c000000001effffa84effffa8c0003fc000000000000000000effffa2000012e84effffa2000012e5800000003effffa8400000004effffa8c00000005effffaf0000000000000000000000001effffa84effffa8c0003fc0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
      } 
   } 
} 
}