diff options
Diffstat (limited to 'test/dsets.c')
| -rw-r--r-- | test/dsets.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/test/dsets.c b/test/dsets.c index 1d81e1d..682dfce 100644 --- a/test/dsets.c +++ b/test/dsets.c @@ -53,6 +53,7 @@ const char *FILENAME[] = { NULL }; #define FILENAME_BUF_SIZE 1024 +#define KB 1024 #define FILE_DEFLATE_NAME "deflate.h5" @@ -99,6 +100,8 @@ const char *FILENAME[] = { #define DSET_NBIT_COMPOUND_NAME "nbit_compound" #define DSET_NBIT_COMPOUND_NAME_2 "nbit_compound_2" #define DSET_NBIT_COMPOUND_NAME_3 "nbit_compound_3" +#define DSET_NBIT_INT_SIZE_NAME "nbit_int_size" +#define DSET_NBIT_FLT_SIZE_NAME "nbit_flt_size" #define DSET_SCALEOFFSET_INT_NAME "scaleoffset_int" #define DSET_SCALEOFFSET_INT_NAME_2 "scaleoffset_int_2" #define DSET_SCALEOFFSET_FLOAT_NAME "scaleoffset_float" @@ -3946,6 +3949,384 @@ error: /*------------------------------------------------------------------------- + * Function: test_nbit_int_size + * + * Purpose: Tests the correct size of the integer datatype for nbit filter + * + * Return: Success: 0 + * + * Failure: -1 + * + * Programmer: Raymond Lu + * 19 November 2010 + * + *------------------------------------------------------------------------- + */ +static herr_t +test_nbit_int_size(hid_t file) +{ +#ifdef H5_HAVE_FILTER_NBIT + hid_t dataspace, dataset, datatype, mem_datatype, dset_create_props; + hsize_t dims[2], chunk_size[2]; + hsize_t dset_size = 0; + int orig_data[DSET_DIM1][DSET_DIM2]; + int i, j; + size_t precision, offset; +#else /* H5_HAVE_FILTER_NBIT */ + const char *not_supported= " Nbit is not enabled."; +#endif /* H5_HAVE_FILTER_NBIT */ + + TESTING(" nbit integer dataset size"); +#ifdef H5_HAVE_FILTER_NBIT + + /* Define dataset datatype (integer), and set precision, offset */ + if((datatype = H5Tcopy(H5T_NATIVE_INT)) < 0) { + H5_FAILED(); + printf(" line %d: H5Tcopy failed\n",__LINE__); + goto error; + } /* end if */ + + precision = 16; /* precision includes sign bit */ + if(H5Tset_precision(datatype,precision)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_precision failed\n",__LINE__); + goto error; + } /* end if */ + + offset = 8; + if(H5Tset_offset(datatype,offset)<0) { + H5_FAILED(); + printf(" line %d: H5Tset_offset failed\n",__LINE__); + goto error; + } /* end if */ + + /* Copy to memory datatype */ + if((mem_datatype = H5Tcopy(datatype)) < 0) { + H5_FAILED(); + printf(" line %d: H5Tcopy failed\n",__LINE__); + goto error; + } /* end if */ + + /* Set order of dataset datatype */ + if(H5Tset_order(datatype, H5T_ORDER_BE)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_order failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Tset_size(datatype, 4)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_size failed\n",__LINE__); + goto error; + } /* end if */ + + /* Initiliaze data buffer with random data within correct range + * corresponding to the memory datatype's precision and offset. + */ + for (i=0; i < DSET_DIM1; i++) + for (j=0; j < DSET_DIM2; j++) + orig_data[i][j] = rand() % (int)pow(2, precision-1) <<offset; + + + /* Describe the dataspace. */ + dims[0] = DSET_DIM1; + dims[1] = DSET_DIM2; + if((dataspace = H5Screate_simple (2, dims, NULL))<0) { + H5_FAILED(); + printf(" line %d: H5Pcreate failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Set the dataset creation property list to specify the chunks + */ + chunk_size[0] = DSET_DIM1/10; + chunk_size[1] = DSET_DIM2/10; + if((dset_create_props = H5Pcreate (H5P_DATASET_CREATE))<0) { + H5_FAILED(); + printf(" line %d: H5Pcreate failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Pset_chunk (dset_create_props, 2, chunk_size)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_chunk failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Set for n-bit compression + */ + if(H5Pset_nbit (dset_create_props)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_nbit failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Create a new dataset within the file. + */ + if((dataset = H5Dcreate2 (file, DSET_NBIT_INT_SIZE_NAME, datatype, + dataspace, H5P_DEFAULT, + dset_create_props, H5P_DEFAULT))<0) { + H5_FAILED(); + printf(" line %d: H5dwrite failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Write the array to the file. + */ + if(H5Dwrite (dataset, mem_datatype, H5S_ALL, H5S_ALL, + H5P_DEFAULT, orig_data)<0) { + H5_FAILED(); + printf(" Line %d: H5Dwrite failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Get the precision of the data type + */ + if((precision = H5Tget_precision(datatype)) == 0) { + H5_FAILED(); + printf(" Line %d: wrong precision size: %d\n",__LINE__, precision); + goto error; + } /* end if */ + + /* + * The size of the dataset after compression should around 2 * DSET_DIM1 * DSET_DIM2 + */ + if((dset_size = H5Dget_storage_size(dataset)) < DSET_DIM1*DSET_DIM2*(precision/8) || + dset_size > DSET_DIM1*DSET_DIM2*(precision/8) + 1*KB) { + H5_FAILED(); + printf(" Line %d: wrong dataset size: %d\n",__LINE__, dset_size); + goto error; + } /* end if */ + + H5Tclose (datatype); + H5Tclose (mem_datatype); + H5Dclose (dataset); + H5Sclose (dataspace); + H5Pclose (dset_create_props); + + PASSED(); +#else + SKIPPED(); + puts(not_supported); +#endif + + return 0; +error: + return -1; +} + + +/*------------------------------------------------------------------------- + * Function: test_nbit_flt_size + * + * Purpose: Tests the correct size of the floating-number datatype for + * nbit filter + * + * Return: Success: 0 + * + * Failure: -1 + * + * Programmer: Raymond Lu + * 19 November 2010 + * + *------------------------------------------------------------------------- + */ +static herr_t +test_nbit_flt_size(hid_t file) +{ +#ifdef H5_HAVE_FILTER_NBIT + hid_t dataspace, dataset, datatype, dset_create_props; + hsize_t dims[2], chunk_size[2]; + hsize_t dset_size = 0; + float orig_data[DSET_DIM1][DSET_DIM2]; + int i, j; + size_t precision, offset; + size_t spos, epos, esize, mpos, msize; +#else /* H5_HAVE_FILTER_NBIT */ + const char *not_supported= " Nbit is not enabled."; +#endif /* H5_HAVE_FILTER_NBIT */ + + TESTING(" nbit floating-number dataset size"); +#ifdef H5_HAVE_FILTER_NBIT + + /* Define floating-point type for dataset + *------------------------------------------------------------------- + * size=4 byte, precision=16 bits, offset=8 bits, + * mantissa size=9 bits, mantissa position=8, + * exponent size=6 bits, exponent position=17, + * exponent bias=31. + * It can be illustrated in little-endian order as: + * (S - sign bit, E - exponent bit, M - mantissa bit, + * ? - padding bit) + * + * 3 2 1 0 + * ???????? SEEEEEEM MMMMMMMM ???????? + * + * To create a new floating-point type, the following + * properties must be set in the order of + * set fields -> set offset -> set precision -> set size. + * All these properties must be set before the type can function. + * Other properties can be set anytime. Derived type size cannot + * be expanded bigger than original size but can be decreased. + * There should be no holes among the significant bits. Exponent + * bias usually is set 2^(n-1)-1, where n is the exponent size. + *-------------------------------------------------------------------*/ + if((datatype = H5Tcopy(H5T_IEEE_F32LE)) < 0) { + H5_FAILED(); + printf(" line %d: H5Tcopy failed\n",__LINE__); + goto error; + } /* end if */ + + msize = 9; + spos = 23; + epos = 17; + esize = 6; + mpos = 8; + offset = 8; + precision = 16; + + if(H5Tset_fields(datatype, spos, epos, esize, mpos, msize)<0) { + H5_FAILED(); + printf(" line %d: H5Tset_fields failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Tset_offset(datatype,offset)<0) { + H5_FAILED(); + printf(" line %d: H5Tset_offset failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Tset_precision(datatype,precision)<0) { + H5_FAILED(); + printf(" line %d: H5Tset_precision failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Tset_size(datatype, 4)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_size failed\n",__LINE__); + goto error; + } /* end if */ + + /* Set order of dataset datatype */ + if(H5Tset_order(datatype, H5T_ORDER_BE)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_order failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Tset_ebias(datatype, 31)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_size failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Initiliaze data buffer with random data + */ + for (i=0; i < DSET_DIM1; i++) + for (j=0; j < DSET_DIM2; j++) + orig_data[i][j] = (rand() % 1234567) / 2; + + + /* Describe the dataspace. */ + dims[0] = DSET_DIM1; + dims[1] = DSET_DIM2; + if((dataspace = H5Screate_simple (2, dims, NULL))<0) { + H5_FAILED(); + printf(" line %d: H5Pcreate failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Set the dataset creation property list to specify the chunks + */ + chunk_size[0] = DSET_DIM1/10; + chunk_size[1] = DSET_DIM2/10; + if((dset_create_props = H5Pcreate (H5P_DATASET_CREATE))<0) { + H5_FAILED(); + printf(" line %d: H5Pcreate failed\n",__LINE__); + goto error; + } /* end if */ + + if(H5Pset_chunk (dset_create_props, 2, chunk_size)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_chunk failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Set for n-bit compression + */ + if(H5Pset_nbit (dset_create_props)<0) { + H5_FAILED(); + printf(" line %d: H5Pset_nbit failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Create a new dataset within the file. + */ + if((dataset = H5Dcreate2 (file, DSET_NBIT_FLT_SIZE_NAME, datatype, + dataspace, H5P_DEFAULT, + dset_create_props, H5P_DEFAULT))<0) { + H5_FAILED(); + printf(" line %d: H5dwrite failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Write the array to the file. + */ + if(H5Dwrite (dataset, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, + H5P_DEFAULT, orig_data)<0) { + H5_FAILED(); + printf(" Line %d: H5Dwrite failed\n",__LINE__); + goto error; + } /* end if */ + + /* + * Get the precision of the data type + */ + if((precision = H5Tget_precision(datatype)) == 0) { + H5_FAILED(); + printf(" Line %d: wrong precision size: %d\n",__LINE__, precision); + goto error; + } /* end if */ + + /* + * The size of the dataset after compression should around 2 * DSET_DIM1 * DSET_DIM2 + */ + if((dset_size = H5Dget_storage_size(dataset)) < DSET_DIM1*DSET_DIM2*(precision/8) || + dset_size > DSET_DIM1*DSET_DIM2*(precision/8) + 1*KB) { + H5_FAILED(); + printf(" Line %d: wrong dataset size: %d\n",__LINE__, dset_size); + goto error; + } /* end if */ + + H5Tclose (datatype); + H5Dclose (dataset); + H5Sclose (dataspace); + H5Pclose (dset_create_props); + + PASSED(); +#else + SKIPPED(); + puts(not_supported); +#endif + + return 0; +error: + return -1; +} + +/*------------------------------------------------------------------------- * Function: test_scaleoffset_int * * Purpose: Tests the integer datatype for scaleoffset filter @@ -7853,6 +8234,8 @@ main(void) nerrors += (test_nbit_compound(file) < 0 ? 1 : 0); nerrors += (test_nbit_compound_2(file) < 0 ? 1 : 0); nerrors += (test_nbit_compound_3(file) < 0 ? 1 : 0); + nerrors += (test_nbit_int_size(file) < 0 ? 1 : 0); + nerrors += (test_nbit_flt_size(file) < 0 ? 1 : 0); nerrors += (test_scaleoffset_int(file) < 0 ? 1 : 0); nerrors += (test_scaleoffset_int_2(file) < 0 ? 1 : 0); nerrors += (test_scaleoffset_float(file) < 0 ? 1 : 0); |