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175 lines
6.2 KiB
C
175 lines
6.2 KiB
C
/* This is part of the netCDF package.
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Copyright 2006 University Corporation for Atmospheric Research/Unidata.
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See COPYRIGHT file for conditions of use.
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This is a very simple example which tests NFC normalization of
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Unicode names encoded with UTF-8.
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$Id: tst_norm.c,v 1.8 2008/10/20 01:48:08 ed Exp $
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*/
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#include <config.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <netcdf.h>
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#include <nc_tests.h>
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/* The data file we will create. */
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#define FILE7_NAME "tst_norm.nc"
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#define UNITS "units"
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#define NDIMS 1
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#define NX 18
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int
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main(int argc, char **argv)
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{
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int ncid, dimid, varid;
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int dimids[NDIMS];
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/* unnormalized UTF-8 encoding for Unicode 8-character "Hello" in Greek: */
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unsigned char uname_utf8[] = {
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x80, /* COMBINING GRAVE ACCENT */
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x81, /* COMBINING ACUTE ACCENT */
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x82, /* COMBINING CIRCUMFLEX ACCENT */
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x83, /* COMBINING TILDE */
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x88, /* COMBINING DIAERESIS */
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0x41, /* LATIN CAPITAL LETTER A */
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0xCC, 0x8A, /* COMBINING RING ABOVE */
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0x43, /* LATIN CAPITAL LETTER C */
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0xCC, 0xA7, /* COMBINING CEDILLA */
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0x45, /* LATIN CAPITAL LETTER E */
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0xCC, 0x80, /* COMBINING GRAVE ACCENT */
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0x45, /* LATIN CAPITAL LETTER E */
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0xCC, 0x81, /* COMBINING ACUTE ACCENT */
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0x45, /* LATIN CAPITAL LETTER E */
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0xCC, 0x82, /* COMBINING CIRCUMFLEX ACCENT */
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0x45, /* LATIN CAPITAL LETTER E */
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0xCC, 0x88, /* COMBINING DIAERESIS */
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0x49, /* LATIN CAPITAL LETTER I */
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0xCC, 0x80, /* COMBINING GRAVE ACCENT */
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0x49, /* LATIN CAPITAL LETTER I */
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0xCC, 0x81, /* COMBINING ACUTE ACCENT */
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0x49, /* LATIN CAPITAL LETTER I */
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0xCC, 0x82, /* COMBINING CIRCUMFLEX ACCENT */
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0x49, /* LATIN CAPITAL LETTER I */
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0xCC, 0x88, /* COMBINING DIAERESIS */
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0x4E, /* LATIN CAPITAL LETTER N */
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0xCC, 0x83, /* COMBINING TILDE */
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0x00
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};
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/* NFC normalized UTF-8 encoding for same Unicode string: */
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unsigned char nname_utf8[] = {
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0xC3, 0x80, /* LATIN CAPITAL LETTER A WITH GRAVE */
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0xC3, 0x81, /* LATIN CAPITAL LETTER A WITH ACUTE */
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0xC3, 0x82, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
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0xC3, 0x83, /* LATIN CAPITAL LETTER A WITH TILDE */
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0xC3, 0x84, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
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0xC3, 0x85, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
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0xC3, 0x87, /* LATIN CAPITAL LETTER C WITH CEDILLA */
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0xC3, 0x88, /* LATIN CAPITAL LETTER E WITH GRAVE */
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0xC3, 0x89, /* LATIN CAPITAL LETTER E WITH ACUTE */
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0xC3, 0x8A, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
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0xC3, 0x8B, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
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0xC3, 0x8C, /* LATIN CAPITAL LETTER I WITH GRAVE */
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0xC3, 0x8D, /* LATIN CAPITAL LETTER I WITH ACUTE */
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0xC3, 0x8E, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
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0xC3, 0x8F, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
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0xC3, 0x91, /* LATIN CAPITAL LETTER N WITH TILDE */
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0x00
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};
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/* Unnormalized name used for dimension, variable, and attribute value */
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#define UNAME ((char *) uname_utf8)
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#define UNAMELEN (sizeof uname_utf8)
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/* Normalized name */
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#define NNAME ((char *) nname_utf8)
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#define NNAMELEN (sizeof nname_utf8)
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char name_in[UNAMELEN + 1], strings_in[UNAMELEN + 1];
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nc_type att_type;
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size_t att_len;
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int res;
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int dimid_in, varid_in, attnum_in;
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int attvals[] = {42};
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#define ATTNUM ((sizeof attvals)/(sizeof attvals[0]))
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printf("\n*** testing UTF-8 normalization...");
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if((res = nc_create(FILE7_NAME, NC_CLOBBER, &ncid)))
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ERR;
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/* Define dimension with unnormalized Unicode UTF-8 encoded name */
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if ((res = nc_def_dim(ncid, UNAME, NX, &dimid)))
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ERR;
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dimids[0] = dimid;
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/* Define variable with same name */
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if ((res = nc_def_var(ncid, UNAME, NC_CHAR, NDIMS, dimids, &varid)))
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ERR;
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/* Create string attribute with same value */
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if ((res = nc_put_att_text(ncid, varid, UNITS, UNAMELEN, UNAME)))
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ERR;
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/* Create int attribute with same name */
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if ((res = nc_put_att_int(ncid, varid, UNAME, NC_INT, ATTNUM, attvals)))
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ERR;
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/* Try to create dimension and variable with NFC-normalized
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* version of same name. These should fail, as unnormalized name
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* should have been normalized in library, so these are attempts to
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* create duplicate netCDF objects. */
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if ((res = nc_def_dim(ncid, NNAME, NX, &dimid))
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!= NC_ENAMEINUSE) ERR;
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if ((res = nc_def_var(ncid, NNAME, NC_CHAR, NDIMS, dimids, &varid))
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!= NC_ENAMEINUSE) ERR;
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if ((res = nc_enddef(ncid)))
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ERR;
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/* Write string data, UTF-8 encoded, to the file */
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if ((res = nc_put_var_text(ncid, varid, UNAME)))
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ERR;
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if ((res = nc_close(ncid)))
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ERR;
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/* Check it out. */
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if ((res = nc_open(FILE7_NAME, NC_NOWRITE, &ncid)))
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ERR;
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if ((res = nc_inq_varid(ncid, UNAME, &varid)))
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ERR;
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if ((res = nc_inq_varname(ncid, varid, name_in)))
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ERR;
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if ((res = strncmp(NNAME, name_in, NNAMELEN)))
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ERR;
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if ((res = nc_inq_varid(ncid, NNAME, &varid_in)) || varid != varid_in)
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ERR;
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if ((res = nc_inq_dimid(ncid, UNAME, &dimid_in)) || dimid != dimid_in)
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ERR;
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if ((res = nc_inq_dimid(ncid, NNAME, &dimid_in)) || dimid != dimid_in)
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ERR;
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if ((res = nc_inq_att(ncid, varid, UNITS, &att_type, &att_len)))
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ERR;
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if ((res = att_type != NC_CHAR || att_len != UNAMELEN))
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ERR;
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if ((res = nc_get_att_text(ncid, varid, UNITS, strings_in)))
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ERR;
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strings_in[UNAMELEN] = '\0';
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if ((res = strncmp(UNAME, strings_in, UNAMELEN)))
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ERR;
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if ((res = nc_inq_attid(ncid, varid, UNAME, &attnum_in)) || ATTNUM != attnum_in)
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ERR;
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if ((res = nc_inq_attid(ncid, varid, NNAME, &attnum_in)) || ATTNUM != attnum_in)
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ERR;
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if ((res = nc_close(ncid)))
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ERR;
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SUMMARIZE_ERR;
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FINAL_RESULTS;
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return 0;
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}
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