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Diffstat (limited to 'test/unregister.c')
| -rw-r--r-- | test/unregister.c | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/test/unregister.c b/test/unregister.c new file mode 100644 index 0000000..a4bf24e --- /dev/null +++ b/test/unregister.c @@ -0,0 +1,254 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ +/* + * Programmer: Raymond Lu + * 24 April 2013 + * + * Purpose: Tests H5Zunregister function + */ +#include "h5test.h" + +const char *FILENAME[] = { + "unregister_filter_1", + "unregister_filter_2", + NULL +}; + +#define GROUP_NAME "group" +#define DSET_NAME "dataset" +#define FILENAME_BUF_SIZE 1024 +#define DSET_DIM1 100 +#define DSET_DIM2 200 +#define FILTER_CHUNK_DIM1 2 +#define FILTER_CHUNK_DIM2 25 +#define GROUP_ITERATION 1000 + +#define H5Z_FILTER_DUMMY 312 + +static size_t filter_dummy(unsigned int flags, size_t cd_nelmts, + const unsigned int *cd_values, size_t nbytes, size_t *buf_size, void **buf); + +/* Dummy filter for test_unregister_filters only */ +const H5Z_class2_t H5Z_DUMMY[1] = {{ + H5Z_CLASS_T_VERS, /* H5Z_class_t version */ + H5Z_FILTER_DUMMY, /* Filter id number */ + 1, 1, /* Encoding and decoding enabled */ + "dummy", /* Filter name for debugging */ + NULL, /* The "can apply" callback */ + NULL, /* The "set local" callback */ + filter_dummy, /* The actual filter function */ +}}; + + +/*------------------------------------------------------------------------- + * Function: filter_dummy + * + * Purpose: A dummy compression method that doesn't do anything. This + * filter is only for test_unregister_filters. Please don't + * use it for other tests because it may mess up this test. + * + * Return: Success: Data chunk size + * + * Failure: 0 + * + * Programmer: Raymond Lu + * April 24, 2013 + * + *------------------------------------------------------------------------- + */ +static size_t +filter_dummy(unsigned int H5_ATTR_UNUSED flags, size_t H5_ATTR_UNUSED cd_nelmts, + const unsigned int H5_ATTR_UNUSED *cd_values, size_t nbytes, + size_t H5_ATTR_UNUSED *buf_size, void H5_ATTR_UNUSED **buf) +{ + return nbytes; +} + +/*------------------------------------------------------------------------- + * Function: test_unregister_filters + * + * Purpose: Tests unregistering filter before closing the file + * + * Return: Success: 0 + * Failure: -1 + * + * Programmer: Raymond Lu + * 11 April 2013 + * + *------------------------------------------------------------------------- + */ +static herr_t +test_unregister_filters(hid_t my_fapl) +{ + hid_t file1, file2; + hid_t dc; + hid_t gcpl, gid, group; + hid_t dataset, space; + int i, j, n; + char gname[256]; + char filename[FILENAME_BUF_SIZE]; + const hsize_t chunk_size[2] = {FILTER_CHUNK_DIM1, FILTER_CHUNK_DIM2}; /* Chunk dimensions */ + hsize_t dims[2]; + int points[DSET_DIM1][DSET_DIM2]; + herr_t ret; + + TESTING("Unregistering filter"); + + /* Create first file */ + h5_fixname(FILENAME[0], my_fapl, filename, sizeof filename); + if((file1 = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, my_fapl)) < 0) goto error; + + /* Create second file */ + h5_fixname(FILENAME[1], my_fapl, filename, sizeof filename); + if((file2 = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, my_fapl)) < 0) goto error; + + /* Register DUMMY filter */ + if(H5Zregister(H5Z_DUMMY) < 0) goto error; + + if(H5Zfilter_avail(H5Z_FILTER_DUMMY)!=TRUE) goto error; + + if((gcpl = H5Pcreate(H5P_GROUP_CREATE)) < 0) goto error; + + /* Use DUMMY filter for creating groups */ + if(H5Pset_filter (gcpl, H5Z_FILTER_DUMMY, H5Z_FLAG_MANDATORY, (size_t)0, NULL) < 0) goto error; + + /* Create a group using this filter */ + if((gid = H5Gcreate2(file1, GROUP_NAME, H5P_DEFAULT, gcpl, H5P_DEFAULT)) < 0) goto error; + + /* Create multiple groups under the main group */ + for (i=0; i < GROUP_ITERATION; i++) { + sprintf(gname, "group_%d", i); + if((group = H5Gcreate2(gid, gname, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) goto error; + if(H5Gclose(group) < 0) goto error; + } + + if(H5Fflush(file1, H5F_SCOPE_GLOBAL) < 0) goto error; + + /* Unregister the filter before closing the group. It should fail */ + H5E_BEGIN_TRY { + ret = H5Zunregister(H5Z_FILTER_DUMMY); + } H5E_END_TRY; + if(ret>=0) { + H5_FAILED(); + printf(" Line %d: Should not be able to unregister filter\n", __LINE__); + goto error; + } /* end if */ + + /* Close the group */ + if(H5Gclose(gid) < 0) goto error; + + /* Clean up objects used for this test */ + if(H5Pclose (gcpl) < 0) goto error; + + if((dc = H5Pcreate(H5P_DATASET_CREATE)) < 0) goto error; + if(H5Pset_chunk (dc, 2, chunk_size) < 0) goto error; + + if(H5Pset_filter(dc, H5Z_FILTER_DUMMY, 0, (size_t)0, NULL) < 0) goto error; + + /* Initialize the dataset */ + for(i = n = 0; i < DSET_DIM1; i++) + for(j = 0; j < DSET_DIM2; j++) + points[i][j] = n++; + + /* Create the data space */ + dims[0] = DSET_DIM1; + dims[1] = DSET_DIM2; + if((space = H5Screate_simple(2, dims, NULL)) < 0) goto error; + + /* Create a dataset in the first file */ + if((dataset = H5Dcreate2(file1, DSET_NAME, H5T_NATIVE_INT, space, + H5P_DEFAULT, dc, H5P_DEFAULT)) < 0) goto error; + + /* Write the data to the dataset */ + if(H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, points) < 0) + goto error; + + /* Unregister the filter before closing the dataset. It should fail */ + H5E_BEGIN_TRY { + ret = H5Zunregister(H5Z_FILTER_DUMMY); + } H5E_END_TRY; + if(ret>=0) { + H5_FAILED(); + printf(" Line %d: Should not be able to unregister filter\n", __LINE__); + goto error; + } /* end if */ + + if(H5Dclose(dataset) < 0) goto error; + + /* Create a dataset in the second file */ + if((dataset = H5Dcreate2(file2, DSET_NAME, H5T_NATIVE_INT, space, + H5P_DEFAULT, dc, H5P_DEFAULT)) < 0) goto error; + + /* Write the data to the dataset */ + if(H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, points) < 0) + goto error; + + if(H5Dclose(dataset) < 0) goto error; + + /* Unregister the filter after closing all objects but before closing files. + * It should flush all files. */ + if(H5Zunregister(H5Z_FILTER_DUMMY) < 0) goto error; + + /* Clean up objects used for this test */ + if(H5Pclose (dc) < 0) goto error; + if(H5Fclose(file1) < 0) goto error; + if(H5Fclose(file2) < 0) goto error; + + PASSED(); + return 0; + +error: + return -1; +} + + +/*------------------------------------------------------------------------- + * Function: main + * + * Purpose: Tests unregistering filter with H5Zunregister + * + * Return: Success: exit(EXIT_SUCCESS) + * + * Failure: exit(EXIT_FAILURE) + * + * Programmer: Raymond Lu + * 11 April 2013 + * + *------------------------------------------------------------------------- + */ +int +main(void) +{ + hid_t fapl; + int nerrors = 0; + + /* Testing setup */ + h5_reset(); + fapl = h5_fileaccess(); + + /* Test unregistering filter in its own file */ + nerrors += (test_unregister_filters(fapl) < 0 ? 1 : 0); + + if(nerrors) + goto error; + printf("All filter unregistration tests passed.\n"); + h5_cleanup(FILENAME, fapl); + + return 0; + +error: + nerrors = MAX(1, nerrors); + printf("***** %d FILTER UNREGISTRATION TEST%s FAILED! *****\n", + nerrors, 1 == nerrors ? "" : "S"); + return 1; +} + |