/* This is part of the netCDF package. Copyright 2005 University Corporation for Atmospheric Research/Unidata See COPYRIGHT file for conditions of use. Test netcdf-4 variables. $Id: tst_vars2.c,v 1.35 2010/01/25 21:01:08 ed Exp $ */ #include #include "netcdf.h" #define FILE_NAME "tst_vars2.nc" #define NUM_DIMS 1 #define DIM1_LEN NC_UNLIMITED #define DIM1_NAME "Hoplites_Engaged" #define VAR_NAME "Battle_of_Marathon" #define LOSSES_NAME "Miltiades_Losses" #define MAX_CNUM 4 int main(int argc, char **argv) { int ncid, dimids[NUM_DIMS]; int varid; int nvars_in, varids_in[NUM_DIMS]; signed char fill_value = 42, fill_value_in; nc_type xtype_in; size_t len_in; char name_in[NC_MAX_NAME + 1]; int attnum_in; int cnum; printf("\n*** Testing netcdf-4 variable functions, even more.\n"); for (cnum = 0; cnum < MAX_CNUM; cnum++) { int cmode = 0; switch(cnum) { case 0: printf("*** Testing with classic format:\n"); cmode = 0; break; case 1: printf("*** Testing with 64-bit offset format:\n"); cmode = NC_64BIT_OFFSET; break; case 2: printf("*** Testing with HDF5:\n"); cmode = NC_NETCDF4|NC_CLOBBER; break; case 3: printf("*** Testing with HDF5, netCDF Classic Model:\n"); cmode = NC_CLASSIC_MODEL | NC_NETCDF4; break; default: return 1; } printf("**** testing simple fill value attribute creation..."); { /* Create a netcdf-4 file with one scalar var. Add fill * value. */ if (nc_create(FILE_NAME, cmode, &ncid)) ERR; if (nc_def_var(ncid, VAR_NAME, NC_BYTE, 0, NULL, &varid)) ERR; if (nc_enddef(ncid)) ERR; if (nc_redef(ncid)) ERR; if (nc_put_att_schar(ncid, varid, _FillValue, NC_BYTE, 1, &fill_value)) ERR; if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_inq_varids(ncid, &nvars_in, varids_in)) ERR; if (nvars_in != 1 || varids_in[0] != 0) ERR; if (nc_inq_varname(ncid, 0, name_in)) ERR; if (strcmp(name_in, VAR_NAME)) ERR; if (nc_inq_att(ncid, varid, _FillValue, &xtype_in, &len_in)) ERR; if (xtype_in != NC_BYTE || len_in != 1) ERR; if (nc_get_att(ncid, varid, _FillValue, &fill_value_in)) ERR; if (fill_value_in != fill_value) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing simple fill value with data read..."); { size_t start[NUM_DIMS], count[NUM_DIMS]; signed char data = 99, data_in; /* Create a netcdf-4 file with one unlimited dim and one * var. Add fill value. */ if (nc_create(FILE_NAME, cmode, &ncid)) ERR; if (nc_def_dim(ncid, DIM1_NAME, DIM1_LEN, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME, NC_BYTE, NUM_DIMS, dimids, &varid)) ERR; if (nc_enddef(ncid)) ERR; if (nc_redef(ncid)) ERR; if (nc_put_att_schar(ncid, varid, _FillValue, NC_BYTE, 1, &fill_value)) ERR; if (nc_enddef(ncid)) ERR; /* Write the second record. */ start[0] = 1; count[0] = 1; if (nc_put_vara_schar(ncid, varid, start, count, &data)) ERR; /* Read the first record, it should be the fill value. */ start[0] = 0; if (nc_get_vara_schar(ncid, varid, start, count, &data_in)) ERR; if (data_in != fill_value) ERR; /* Read the second record, it should be the value we just wrote * there. */ start[0] = 1; if (nc_get_vara_schar(ncid, varid, start, count, &data_in)) ERR; if (data_in != data) ERR; /* Close up. */ if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; /* Check metadata. */ if (nc_inq_varids(ncid, &nvars_in, varids_in)) ERR; if (nvars_in != 1 || varids_in[0] != 0) ERR; if (nc_inq_varname(ncid, 0, name_in)) ERR; if (strcmp(name_in, VAR_NAME)) ERR; /* Check fill value att. */ if (nc_inq_att(ncid, varid, _FillValue, &xtype_in, &len_in)) ERR; if (xtype_in != NC_BYTE || len_in != 1) ERR; if (nc_get_att(ncid, varid, _FillValue, &fill_value_in)) ERR; if (fill_value_in != fill_value) ERR; /* Read the first record, it should be the fill value. */ start[0] = 0; if (nc_get_vara_schar(ncid, varid, start, count, &data_in)) ERR; if (data_in != fill_value) ERR; /* Read the second record, it should be the value we just wrote * there. */ start[0] = 1; if (nc_get_vara_schar(ncid, varid, start, count, &data_in)) ERR; if (data_in != data) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing fill value with one other attribute..."); { int losses_value = 192, losses_value_in; /* Create a netcdf-4 file with one dim and one var. Add another * attribute, then fill value. */ if (nc_create(FILE_NAME, cmode, &ncid)) ERR; if (nc_def_dim(ncid, DIM1_NAME, DIM1_LEN, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME, NC_BYTE, NUM_DIMS, dimids, &varid)) ERR; if (nc_put_att_int(ncid, varid, LOSSES_NAME, NC_INT, 1, &losses_value)) ERR; if (nc_put_att_schar(ncid, varid, _FillValue, NC_BYTE, 1, &fill_value)) ERR; if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; if (nc_inq_att(ncid, 0, LOSSES_NAME, &xtype_in, &len_in)) ERR; if (xtype_in != NC_INT || len_in != 1) ERR; if (nc_get_att(ncid, 0, LOSSES_NAME, &losses_value_in)) ERR; if (losses_value_in != losses_value) ERR; if (nc_inq_att(ncid, 0, _FillValue, &xtype_in, &len_in)) ERR; if (xtype_in != NC_BYTE || len_in != 1) ERR; if (nc_get_att(ncid, 0, _FillValue, &fill_value_in)) ERR; if (fill_value_in != fill_value) ERR; if (nc_inq_attid(ncid, 0, LOSSES_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, _FillValue, &attnum_in)) ERR; if (attnum_in != 1) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing fill value with three other attributes..."); { #define NUM_LEADERS 3 char leader[NUM_LEADERS][NC_MAX_NAME + 1] = {"hair_length_of_strategoi", "hair_length_of_Miltiades", "hair_length_of_Darius_I"}; short hair_length[NUM_LEADERS] = {3, 11, 4}; short short_in; int a; /* Create a netcdf file with one dim and one var. Add 3 * attributes, then fill value. */ if (nc_create(FILE_NAME, cmode, &ncid)) ERR; if (nc_def_dim(ncid, DIM1_NAME, DIM1_LEN, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME, NC_BYTE, NUM_DIMS, dimids, &varid)) ERR; for (a = 0; a < NUM_LEADERS; a++) if (nc_put_att_short(ncid, varid, leader[a], NC_SHORT, 1, &hair_length[a])) ERR; if (nc_put_att_schar(ncid, varid, _FillValue, NC_BYTE, 1, &fill_value)) ERR; if (nc_close(ncid)) ERR; /* Open the file. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; /* Check our three hair-related attributes. */ for (a = 0; a < NUM_LEADERS; a++) { if (nc_inq_att(ncid, 0, leader[a], &xtype_in, &len_in)) ERR; if (xtype_in != NC_SHORT || len_in != 1) ERR; if (nc_get_att(ncid, 0, leader[a], &short_in)) ERR; if (short_in != hair_length[a]) ERR; if (nc_inq_attid(ncid, 0, leader[a], &attnum_in)) ERR; if (attnum_in != a) ERR; } /* Check our fill value attribute. */ if (nc_inq_att(ncid, 0, _FillValue, &xtype_in, &len_in)) ERR; if (xtype_in != NC_BYTE || len_in != 1) ERR; if (nc_get_att(ncid, 0, _FillValue, &fill_value_in)) ERR; if (fill_value_in != fill_value) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing fill value with simple example..."); { /* Dims stuff. */ #define NDIMS 3 #define VAR_DIMS 3 #define DIM_A "dim1" #define DIM_A_LEN 4 #define DIM_B "dim2" #define DIM_B_LEN 3 #define DIM_C "dim3" #define DIM_C_LEN NC_UNLIMITED /* Var stuff. */ #define CXX_VAR_NAME "P" /* Att stuff. */ #define NUM_ATTS 4 #define LONG_NAME "long_name" #define PRES_MAX_WIND "pressure at maximum wind" #define UNITS "units" #define HECTOPASCALS "hectopascals" int dimid[NDIMS], var_dimids[VAR_DIMS] = {2, 1, 0}; float fill_value = -9999.0f; char long_name[] = PRES_MAX_WIND; if (nc_create(FILE_NAME, cmode, &ncid)) ERR; /* Create dims. */ if (nc_def_dim(ncid, DIM_A, DIM_A_LEN, &dimid[0])) ERR; if (nc_def_dim (ncid, DIM_B, DIM_B_LEN, &dimid[1])) ERR; if (nc_def_dim(ncid, DIM_C, DIM_C_LEN, &dimid[2])) ERR; /* Create var. */ if (nc_def_var(ncid, CXX_VAR_NAME, NC_FLOAT, VAR_DIMS, var_dimids, &varid)) ERR; if (varid) ERR; if (nc_put_att(ncid, varid, LONG_NAME, NC_CHAR, strlen(long_name) + 1, long_name)) ERR; if (nc_put_att(ncid, varid, UNITS, NC_CHAR, strlen(UNITS) + 1, UNITS)) ERR; /* Check to ensure the atts have their expected attnums. */ if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; /* Now add a fill value. This will acutually cause HDF5 to * destroy the dataset and recreate it, recreating also the * three attributes that are attached to it. */ if (nc_put_att(ncid, varid, _FillValue, NC_FLOAT, 1, &fill_value)) ERR; /* Check to ensure the atts have their expected attnums. */ if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, 0, &ncid)) ERR; if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; if (nc_inq_attid(ncid, 0, _FillValue, &attnum_in)) ERR; if (attnum_in != 2) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; #ifndef NO_NETCDF_2 /* The following test is an attempt to recreate a problem occuring in the cxx tests. The file is created in c++ in nctsts.cpp. */ printf("**** testing fill value with example from cxx tests in v2 api..."); { /* Dims stuff. */ #define NDIMS_1 4 #define VAR_DIMS 3 #define LAT "lat" #define LAT_LEN 4 #define LON "lon" #define LON_LEN 3 #define FRTIMED "frtimed" #define FRTIMED_LEN NC_UNLIMITED #define TIMELEN "timelen" #define TIMELEN_LEN 20 /* Var stuff. */ #define CXX_VAR_NAME "P" /* Att stuff. */ #define NUM_ATTS 4 #define LONG_NAME "long_name" #define UNITS "units" int dimid[NDIMS_1], var_dimids[VAR_DIMS] = {2, 0, 1}; float fill_value = -9999.0f; char long_name[] = PRES_MAX_WIND; int i, attid[NUM_ATTS]; ncid = nccreate(FILE_NAME, NC_NETCDF4); /* Create dims. */ dimid[0] = ncdimdef(ncid, LAT, LAT_LEN); dimid[1] = ncdimdef(ncid, LON, LON_LEN); dimid[2] = ncdimdef(ncid, FRTIMED, FRTIMED_LEN); dimid[3] = ncdimdef(ncid, TIMELEN, TIMELEN_LEN); /* Just check our dimids to see that they are correct. */ for (i = 0; i < NDIMS_1; i++) if (dimid[i] != i) ERR; /* Create var. */ varid = ncvardef(ncid, CXX_VAR_NAME, NC_FLOAT, VAR_DIMS, var_dimids); if (varid) ERR; /* Add three atts to the var, long_name, units, and * valid_range. */ if (nc_put_att(ncid, varid, LONG_NAME, NC_CHAR, strlen(long_name) + 1, long_name)) ERR; if (nc_put_att(ncid, varid, UNITS, NC_CHAR, strlen(UNITS) + 1, UNITS)) ERR; /* Check to ensure the atts have their expected attnums. */ if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; /* Now add a fill value. This will acutually cause HDF5 to * destroy the dataset and recreate it, recreating also the * three attributes that are attached to it. */ attid[3] = ncattput(ncid, varid, _FillValue, NC_FLOAT, 1, &fill_value); /* Check to ensure the atts have their expected attnums. */ if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; if (nc_inq_attid(ncid, 0, _FillValue, &attnum_in)) ERR; if (attnum_in != 2) ERR; ncclose(ncid); /* Open the file and check. */ ncid = ncopen(FILE_NAME, 0); if (nc_inq_attid(ncid, 0, LONG_NAME, &attnum_in)) ERR; if (attnum_in != 0) ERR; if (nc_inq_attid(ncid, 0, UNITS, &attnum_in)) ERR; if (attnum_in != 1) ERR; if (nc_inq_attid(ncid, 0, _FillValue, &attnum_in)) ERR; if (attnum_in != 2) ERR; ncclose(ncid); } SUMMARIZE_ERR; #endif /* NO_NETCDF_2 */ } printf("**** testing create order varids..."); #define UNITS "units" #define DIMNAME "x" #define VARNAME "data" { /* This test contributed by Jeff Whitaker of NOAA - Thanks Jeff! */ int ncid, dimid, varid, xvarid; char units[] = "zlotys"; if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLASSIC_MODEL, &ncid)) ERR; if (nc_def_dim(ncid, DIMNAME, 1, &dimid)) ERR; if (nc_enddef(ncid)) ERR; if (nc_redef(ncid)) ERR; if (nc_def_var(ncid, DIMNAME, NC_INT, 1, &dimid, &xvarid)) ERR; if (nc_put_att_text(ncid, xvarid, UNITS, strlen(units), units)) ERR; if (nc_def_var(ncid, VARNAME, NC_INT, 1, &dimid, &varid)) ERR; if (nc_close(ncid)) ERR; if (nc_open(FILE_NAME, 0, &ncid)) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; #define RANK_wind 1 printf("**** testing simple variable renaming..."); { /* This test contributed by Jeff Whitaker of NOAA - Thanks Jeff! */ int ncid, lat_dim, time_dim, lon_dim, wind_id; size_t lat_len = 73, time_len = 10, lon_len = 145; int cdf_goober[1]; /* if (nc_set_default_format(NC_FORMAT_NETCDF4, NULL)) ERR;*/ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; /* define dimensions */ if (nc_def_dim(ncid, "a", lon_len, &lon_dim)) ERR; if (nc_def_dim(ncid, "b", lat_len, &lat_dim)) ERR; if (nc_def_dim(ncid, "c", time_len, &time_dim)) ERR; if (nc_put_att_text(ncid, NC_GLOBAL, "a", 3, "bar")) ERR; cdf_goober[0] = 2; if (nc_put_att_int(ncid, NC_GLOBAL, "b", NC_INT, 1, cdf_goober)) ERR; /* define variables */ if (nc_def_var(ncid, "aa", NC_FLOAT, RANK_wind, &lon_dim, &wind_id)) ERR; if (nc_close(ncid)) ERR; if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_rename_var(ncid, 0, "az")) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing dimension and variable renaming..."); { /* This test contributed by Jeff Whitaker of NOAA - Thanks Jeff! */ int ncid, lat_dim, time_dim, lon_dim, wind_id; size_t lat_len = 73, time_len = 10, lon_len = 145; int wind_dims[RANK_wind], wind_slobber[1], cdf_goober[1]; if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; /* define dimensions */ if (nc_def_dim(ncid, "lon", lon_len, &lon_dim)) ERR; if (nc_def_dim(ncid, "lat", lat_len, &lat_dim)) ERR; if (nc_def_dim(ncid, "time", time_len, &time_dim)) ERR; if (nc_put_att_text(ncid, NC_GLOBAL, "foo", 3, "bar")) ERR; cdf_goober[0] = 2; if (nc_put_att_int(ncid, NC_GLOBAL, "goober", NC_INT, 1, cdf_goober)) ERR; /* define variables */ wind_dims[0] = lon_dim; if (nc_def_var(ncid, "temp", NC_FLOAT, RANK_wind, wind_dims, &wind_id)) ERR; if (nc_put_att_text(ncid, wind_id, "bar", 3, "foo")) ERR; wind_slobber[0] = 3; if (nc_put_att_int(ncid, wind_id, "slobber", NC_INT, 1, wind_slobber)) ERR; if (nc_close(ncid)) ERR; /* re-open dataset*/ if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_inq_dimid(ncid, "lon", &lon_dim)) ERR; /* rename dimension */ if (nc_rename_dim(ncid, lon_dim, "longitude")) ERR; if (nc_inq_varid(ncid, "temp", &wind_id)) ERR; /* rename variable */ if (nc_rename_var(ncid, wind_id, "wind")) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; /* printf("*** testing 2D array of NC_CHAR..."); */ /* { */ /* int dimid[NDIMS_1], var_dimids[VAR_DIMS] = {2, 0, 1}; */ /* float fill_value = -9999.0f; */ /* char long_name[] = PRES_MAX_WIND; */ /* int i, attid[NUM_ATTS]; */ /* ncid = nccreate(FILE_NAME, NC_NETCDF4); */ /* /\* Create dims. *\/ */ /* dimid[0] = ncdimdef(ncid, LAT, LAT_LEN); */ /* dimid[1] = ncdimdef(ncid, LON, LON_LEN); */ /* /\* Create var. *\/ */ /* varid = ncvardef(ncid, CXX_VAR_NAME, NC_FLOAT, VAR_DIMS, var_dimids); */ /* if (varid) ERR; */ /* ncclose(ncid); */ /* /\* Open the file and check. *\/ */ /* ncid = ncopen(FILE_NAME, 0); */ /* ncclose(ncid); */ /* } */ /* SUMMARIZE_ERR; */ #define NDIMS 3 #define NNAMES 4 #define NLINES 13 /* printf("**** testing funny names for netCDF-4..."); */ /* { */ /* int ncid, wind_id; */ /* size_t len[NDIMS] = {7, 3, 1}; */ /* int dimids[NDIMS], dimids_in[NDIMS], ndims_in; */ /* char funny_name[NNAMES][NC_MAX_NAME] = {"\a\t", "\f\n", "\r\v", "\b"}; */ /* char name_in[NC_MAX_NAME + 1]; */ /* char *speech[NLINES] = {"who would fardels bear, ", */ /* "To grunt and sweat under a weary life, ", */ /* "But that the dread of something after death, ", */ /* "The undiscover'd country from whose bourn ", */ /* "No traveller returns, puzzles the will ", */ /* "And makes us rather bear those ills we have ", */ /* "Than fly to others that we know not of? ", */ /* "Thus conscience does make cowards of us all; ", */ /* "And thus the native hue of resolution ", */ /* "Is sicklied o'er with the pale cast of thought, ", */ /* "And enterprises of great pith and moment ", */ /* "With this regard their currents turn awry, ", */ /* "And lose the name of action."}; */ /* char *speech_in[NLINES]; */ /* int i; */ /* unsigned short nlines = NLINES; */ /* unsigned int nlines_in; */ /* if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; */ /* /\* Define dimensions. *\/ */ /* for (i = 0; i < NDIMS; i++) */ /* if (nc_def_dim(ncid, funny_name[i], len[i], &dimids[i])) ERR; */ /* /\* Write some global atts. *\/ */ /* if (nc_put_att_string(ncid, NC_GLOBAL, funny_name[0], NLINES, */ /* (const char **)speech)) ERR; */ /* if (nc_put_att_ushort(ncid, NC_GLOBAL, funny_name[1], NC_UINT, 1, &nlines)) ERR; */ /* /\* Define variables. *\/ */ /* if (nc_def_var(ncid, funny_name[3], NC_INT64, NDIMS, dimids, &wind_id)) ERR; */ /* if (nc_close(ncid)) ERR; */ /* /\* Open the file and check. *\/ */ /* if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; */ /* if (nc_inq_dimids(ncid, &ndims_in, dimids_in, 0)) ERR; */ /* if (ndims_in != NDIMS) ERR; */ /* for (i = 0; i < NDIMS; i++) */ /* { */ /* if (dimids_in[i] != i) ERR; */ /* if (nc_inq_dimname(ncid, i, name_in)) ERR; */ /* if (strcmp(name_in, funny_name[i])) ERR; */ /* } */ /* if (nc_get_att_string(ncid, NC_GLOBAL, funny_name[0], (char **)speech_in)) ERR; */ /* for (i = 0; i < NLINES; i++) */ /* if (strcmp(speech_in[i], speech[i])) ERR; */ /* if (nc_get_att_uint(ncid, NC_GLOBAL, funny_name[1], &nlines_in)) ERR; */ /* if (nlines_in != NLINES) ERR; */ /* if (nc_free_string(NLINES, (char **)speech_in)) ERR; */ /* if (nc_inq_varname(ncid, 0, name_in)) ERR; */ /* if (strcmp(name_in, funny_name[3])) ERR; */ /* if (nc_close(ncid)) ERR; */ /* } */ /* SUMMARIZE_ERR; */ printf("**** testing endianness..."); #define NDIMS4 1 #define DIM4_NAME "Joe" #define VAR_NAME4 "Ed" #define DIM4_LEN 10 { int dimids[NDIMS4], dimids_in[NDIMS4]; int varid; int ndims, nvars, natts, unlimdimid; nc_type xtype_in; char name_in[NC_MAX_NAME + 1]; int data[DIM4_LEN], data_in[DIM4_LEN]; int endian_in; int i; for (i = 0; i < DIM4_LEN; i++) data[i] = i; /* Create a netcdf-4 file with one dim and one var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM4_NAME, DIM4_LEN, &dimids[0])) ERR; if (dimids[0] != 0) ERR; if (nc_def_var(ncid, VAR_NAME4, NC_INT, NDIMS4, dimids, &varid)) ERR; if (nc_def_var_endian(ncid, varid, NC_ENDIAN_BIG)) ERR; if (varid != 0) ERR; if (nc_put_var_int(ncid, varid, data)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS4 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME4) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_endian(ncid, 0, &endian_in)) ERR; if (endian_in != NC_ENDIAN_BIG) ERR; if (nc_close(ncid)) ERR; /* Open the file and check the same stuff. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS4 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME4) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_endian(ncid, 0, &endian_in)) ERR; if (endian_in != NC_ENDIAN_BIG) ERR; if (nc_get_var_int(ncid, varid, data_in)) ERR; for (i = 0; i < DIM4_LEN; i++) if (data[i] != data_in[i]) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing chunking and the chunk cache..."); { #define NDIMS5 1 #define DIM5_NAME "D5" #define VAR_NAME5 "V5" #define DIM5_LEN 1000 #define CACHE_SIZE 32000000 #define CACHE_NELEMS 1009 #define CACHE_PREEMPTION .75 int dimids[NDIMS5], dimids_in[NDIMS5]; int varid; int ndims, nvars, natts, unlimdimid; nc_type xtype_in; char name_in[NC_MAX_NAME + 1]; int data[DIM5_LEN], data_in[DIM5_LEN]; size_t chunksize[NDIMS5] = {5}; size_t chunksize_in[NDIMS5]; int storage_in; size_t cache_size_in, cache_nelems_in; float cache_preemption_in; int i, d; for (i = 0; i < DIM5_LEN; i++) data[i] = i; /* Create a netcdf-4 file with one dim and one var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM5_NAME, DIM5_LEN, &dimids[0])) ERR; if (dimids[0] != 0) ERR; if (nc_def_var(ncid, VAR_NAME5, NC_INT, NDIMS5, dimids, &varid)) ERR; if (nc_def_var_chunking(ncid, varid, NC_CHUNKED, chunksize)) ERR; if (nc_set_var_chunk_cache(ncid, varid, CACHE_SIZE, CACHE_NELEMS, CACHE_PREEMPTION)) ERR; if (nc_put_var_int(ncid, varid, data)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS5 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME5) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; for (d = 0; d < NDIMS5; d++) if (chunksize[d] != chunksize_in[d]) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_get_var_int(ncid, varid, data_in)) ERR; for (i = 0; i < DIM5_LEN; i++) if (data[i] != data_in[i]) ERR_RET; if (nc_get_var_chunk_cache(ncid, varid, &cache_size_in, &cache_nelems_in, &cache_preemption_in)) ERR; if (cache_size_in != CACHE_SIZE || cache_nelems_in != CACHE_NELEMS || cache_preemption_in != CACHE_PREEMPTION) ERR; if (nc_close(ncid)) ERR; /* Open the file and check the same stuff. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS5 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME5) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; for (d = 0; d < NDIMS5; d++) if (chunksize[d] != chunksize_in[d]) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_get_var_int(ncid, varid, data_in)) ERR; for (i = 0; i < DIM5_LEN; i++) if (data[i] != data_in[i]) ERR_RET; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing contiguous storage..."); { #define NDIMS6 1 #define DIM6_NAME "D5" #define VAR_NAME6 "V5" #define DIM6_LEN 100 int dimids[NDIMS6], dimids_in[NDIMS6]; int varid; int ndims, nvars, natts, unlimdimid; nc_type xtype_in; char name_in[NC_MAX_NAME + 1]; int data[DIM6_LEN], data_in[DIM6_LEN]; size_t chunksize_in[NDIMS6]; int storage_in; int i; for (i = 0; i < DIM6_LEN; i++) data[i] = i; /* Create a netcdf-4 file with one dim and one var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM6_NAME, DIM6_LEN, &dimids[0])) ERR; if (dimids[0] != 0) ERR; if (nc_def_var(ncid, VAR_NAME6, NC_INT, NDIMS6, dimids, &varid)) ERR; if (nc_def_var_chunking(ncid, varid, NC_CONTIGUOUS, NULL)) ERR; if (nc_put_var_int(ncid, varid, data)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS6 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME6) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CONTIGUOUS) ERR; if (nc_get_var_int(ncid, varid, data_in)) ERR; for (i = 0; i < DIM6_LEN; i++) if (data_in[i] != data[i]) ERR_RET; if (nc_close(ncid)) ERR; /* Open the file and check the same stuff. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS6 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME6) || xtype_in != NC_INT || ndims != 1 || natts != 0 || dimids_in[0] != 0) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CONTIGUOUS) ERR; if (nc_get_var_int(ncid, varid, data_in)) ERR; for (i = 0; i < DIM6_LEN; i++) if (data[i] != data_in[i]) ERR_RET; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing extreme numbers dude..."); { #define VAR_NAME7 "V5" #define DIM6_LEN 100 int varid; int ndims, nvars, natts, unlimdimid; nc_type xtype_in; char name_in[NC_MAX_NAME + 1]; /* unsigned long long data = 9223372036854775807ull, data_in;*/ unsigned long long data = 9223372036854775817ull, data_in; /* Create a netcdf-4 file with scalar var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_var(ncid, VAR_NAME7, NC_UINT64, 0, NULL, &varid)) ERR; if (nc_put_var_ulonglong(ncid, varid, &data)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != 0 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1 || varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, NULL, &natts)) ERR; if (strcmp(name_in, VAR_NAME7) || xtype_in != NC_UINT64 || ndims != 0 || natts != 0) ERR; if (nc_get_var_ulonglong(ncid, varid, &data_in)) ERR; if (data_in != data) ERR; if (nc_close(ncid)) ERR; /* Open the file and check the same stuff. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != 0 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1 || varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, NULL, &natts)) ERR; if (strcmp(name_in, VAR_NAME7) || xtype_in != NC_UINT64 || ndims != 0 || natts != 0) ERR; if (nc_get_var_ulonglong(ncid, varid, &data_in)) ERR; if (data_in != data) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing error codes for name clashes..."); { #define GENERIC_NAME "bob" int ncid, varid, numgrps, ntypes; /* Create a netcdf-4 file with one var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_var(ncid, GENERIC_NAME, NC_BYTE, 0, NULL, &varid)) ERR; /* These don'e work, becuase the name is already in use. Make * sure the correct error is returned. */ if (nc_def_grp(ncid, GENERIC_NAME, NULL) != NC_ENAMEINUSE) ERR; if (nc_def_opaque(ncid, 1, GENERIC_NAME, NULL) != NC_ENAMEINUSE) ERR; /* Close it. */ if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_inq_varids(ncid, &nvars_in, varids_in)) ERR; if (nvars_in != 1 || varids_in[0] != 0) ERR; if (nc_inq_varname(ncid, 0, name_in)) ERR; if (strcmp(name_in, GENERIC_NAME)) ERR; if (nc_inq_grps(ncid, &numgrps, NULL)) ERR; if (numgrps) ERR; if (nc_inq_typeids(ncid, &ntypes, NULL)) ERR; if (ntypes) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing error codes for name clashes some more..."); { #define GENERIC_NAME "bob" int ncid, varid, numgrps, ntypes; /* Create a netcdf-4 file with one type. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_opaque(ncid, 1, GENERIC_NAME, NULL)) ERR; /* These don'e work, becuase the name is already in use. Make * sure the correct error is returned. */ if (nc_def_grp(ncid, GENERIC_NAME, NULL) != NC_ENAMEINUSE) ERR; if (nc_def_var(ncid, GENERIC_NAME, NC_BYTE, 0, NULL, &varid) != NC_ENAMEINUSE) ERR; /* Close it. */ if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_inq_varids(ncid, &nvars_in, varids_in)) ERR; if (nvars_in) ERR; if (nc_inq_grps(ncid, &numgrps, NULL)) ERR; if (numgrps) ERR; if (nc_inq_typeids(ncid, &ntypes, NULL)) ERR; if (ntypes != 1) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing error codes for name clashes even more..."); { #define GENERIC_NAME "bob" int ncid, varid, numgrps, ntypes; /* Create a netcdf-4 file with one group. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_grp(ncid, GENERIC_NAME, NULL)) ERR; /* These don'e work, becuase the name is already in use. Make * sure the correct error is returned. */ if (nc_def_opaque(ncid, 1, GENERIC_NAME, NULL) != NC_ENAMEINUSE) ERR; if (nc_def_var(ncid, GENERIC_NAME, NC_BYTE, 0, NULL, &varid) != NC_ENAMEINUSE) ERR; /* Close it. */ if (nc_close(ncid)) ERR; /* Open the file and check. */ if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR; if (nc_inq_varids(ncid, &nvars_in, varids_in)) ERR; if (nvars_in) ERR; if (nc_inq_grps(ncid, &numgrps, NULL)) ERR; if (numgrps != 1) ERR; if (nc_inq_typeids(ncid, &ntypes, NULL)) ERR; if (ntypes) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; printf("**** testing error code for too-large chunks..."); { #define NDIMS17 2 #define DIM17_NAME "personality" #define DIM17_NAME_2 "good_looks" #define VAR_NAME17 "ed" #define DIM17_LEN 2147483644 /* max dimension size - 2GB - 4. */ #define DIM17_2_LEN 1000 int dimids[NDIMS17], dimids_in[NDIMS17]; int varid; int ndims, nvars, natts, unlimdimid; nc_type xtype_in; char name_in[NC_MAX_NAME + 1]; size_t chunksize[NDIMS17] = {5, 5}; size_t bad_chunksize[NDIMS17] = {5, DIM17_LEN}; size_t chunksize_in[NDIMS17]; int storage_in; int d; /* Create a netcdf-4 file with two dims and one var. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM17_NAME, DIM17_LEN, &dimids[0])) ERR; if (nc_def_dim(ncid, DIM17_NAME_2, DIM17_2_LEN, &dimids[1])) ERR; if (dimids[0] != 0 || dimids[1] != 1) ERR; if (nc_def_var(ncid, VAR_NAME17, NC_UINT64, NDIMS17, dimids, &varid)) ERR; if (nc_def_var_chunking(ncid, varid, NC_CHUNKED, bad_chunksize) != NC_EBADCHUNK) ERR; if (nc_def_var_chunking(ncid, varid, NC_CHUNKED, chunksize)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS17 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME17) || xtype_in != NC_UINT64 || ndims != 2 || natts != 0 || dimids_in[0] != 0 || dimids_in[1] != 1) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; for (d = 0; d < NDIMS17; d++) if (chunksize[d] != chunksize_in[d]) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_close(ncid)) ERR; /* Open the file and check the same stuff. */ if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; /* Check stuff. */ if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR; if (ndims != NDIMS17 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR; if (nc_inq_varids(ncid, &nvars, varids_in)) ERR; if (nvars != 1) ERR; if (varids_in[0] != 0) ERR; if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims, dimids_in, &natts)) ERR; if (strcmp(name_in, VAR_NAME17) || xtype_in != NC_UINT64 || ndims != 2 || natts != 0 || dimids_in[0] != 0 || dimids_in[1] != 1) ERR; if (nc_inq_var_chunking(ncid, 0, &storage_in, chunksize_in)) ERR; for (d = 0; d < NDIMS17; d++) if (chunksize[d] != chunksize_in[d]) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; #define NDIMS6 1 #define DIM8_NAME "num_monkeys" #define DIM9_NAME "num_coconuts" #define DIM9_LEN 10 #define VAR_NAME8 "John_Clayton" #define VAR_NAME9 "Lord_Greystoke" printf("**** testing that contiguous storage can't be turned on for vars with unlimited dims or filters..."); { int ncid; int dimids[NDIMS6]; int varid, varid2; size_t chunksize_in[NDIMS6]; int storage_in; /* Create a netcdf-4 file with one dim and some vars. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM8_NAME, NC_UNLIMITED, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME8, NC_INT, NDIMS6, dimids, &varid)) ERR; if (nc_def_dim(ncid, DIM9_NAME, DIM9_LEN, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME9, NC_INT, NDIMS6, dimids, &varid2)) ERR; if (nc_def_var_deflate(ncid, varid2, 0, 1, 4)) ERR; /* This won't work because of the umlimited dimension. */ if (nc_def_var_chunking(ncid, varid, NC_CONTIGUOUS, NULL) != NC_EINVAL) ERR; /* This won't work because of the deflate filter. */ if (nc_def_var_chunking(ncid, varid2, NC_CONTIGUOUS, NULL) != NC_EINVAL) ERR; /* Storage must be chunked because of unlimited dimension and * the deflate filter. */ if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_inq_var_chunking(ncid, varid2, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; #define NDIMS6 1 #define DIM8_NAME "num_monkeys" #define DIM9_NAME "num_coconuts" #define DIM9_LEN 10 #define VAR_NAME8 "John_Clayton" #define VAR_NAME9 "Lord_Greystoke" printf("**** testing that contiguous storage can't be turned on for vars with unlimited dims or filters..."); { int ncid; int dimids[NDIMS6]; int varid, varid2; size_t chunksize_in[NDIMS6]; int storage_in; /* Create a netcdf-4 file with one dim and some vars. */ if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; if (nc_def_dim(ncid, DIM8_NAME, NC_UNLIMITED, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME8, NC_INT, NDIMS6, dimids, &varid)) ERR; if (nc_def_dim(ncid, DIM9_NAME, DIM9_LEN, &dimids[0])) ERR; if (nc_def_var(ncid, VAR_NAME9, NC_INT, NDIMS6, dimids, &varid2)) ERR; if (nc_def_var_deflate(ncid, varid2, 0, 1, 4)) ERR; /* This won't work because of the umlimited dimension. */ if (nc_def_var_chunking(ncid, varid, NC_CONTIGUOUS, NULL) != NC_EINVAL) ERR; /* This won't work because of the deflate filter. */ if (nc_def_var_chunking(ncid, varid2, NC_CONTIGUOUS, NULL) != NC_EINVAL) ERR; /* Storage must be chunked because of unlimited dimension and * the deflate filter. */ if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_inq_var_chunking(ncid, varid2, &storage_in, chunksize_in)) ERR; if (storage_in != NC_CHUNKED) ERR; if (nc_close(ncid)) ERR; } SUMMARIZE_ERR; FINAL_RESULTS; }