diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/tselect.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/test/tselect.c b/test/tselect.c index 1b5ab49..2cbfa6a 100644 --- a/test/tselect.c +++ b/test/tselect.c @@ -4969,6 +4969,87 @@ test_select_fill_hyper_irregular(hssize_t *offset) /**************************************************************** ** +** test_zero_none(): Test basic H5S (dataspace) selection code. +** Tests I/O on 0-sized point selections +** +****************************************************************/ +static void +test_zero_none(void) +{ + hid_t fid1; /* HDF5 File IDs */ + hid_t dataset; /* Dataset ID */ + hid_t sid1,sid2; /* Dataspace ID */ + hsize_t dims1[] = {SPACE7_DIM1, SPACE7_DIM2}; + hsize_t dims2[] = {SPACE7_DIM1, SPACE7_DIM2}; + uint8_t *wbuf, /* buffer to write to disk */ + *tbuf; /* temporary buffer pointer */ + int i,j; /* Counters */ + herr_t ret; /* Generic return value */ + + /* Output message about test being performed */ + MESSAGE(5, ("Testing I/O on 0-sized Selections\n")); + + /* Allocate write & read buffers */ + wbuf=malloc(sizeof(uint8_t)*SPACE7_DIM1*SPACE7_DIM2); + + /* Initialize write buffer */ + for(i=0, tbuf=wbuf; i<SPACE7_DIM1; i++) + for(j=0; j<SPACE7_DIM2; j++) + *tbuf++=(uint8_t)((i*SPACE7_DIM2)+j); + + /* Create file */ + fid1 = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); + CHECK(fid1, FAIL, "H5Fcreate"); + + /* Create dataspace for dataset */ + sid1 = H5Screate_simple(SPACE7_RANK, dims1, NULL); + CHECK(sid1, FAIL, "H5Screate_simple"); + + /* Create dataspace for writing buffer */ + sid2 = H5Screate_simple(SPACE7_RANK, dims2, NULL); + CHECK(sid2, FAIL, "H5Screate_simple"); + + /* Create a dataset */ + dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT); + CHECK(dataset, FAIL, "H5Dcreate"); + + /* Make "none" selection in both disk and memory datasets */ + ret = H5Sselect_none(sid1); + CHECK(ret, FAIL, "H5Sselect_none"); + + ret = H5Sselect_none(sid2); + CHECK(ret, FAIL, "H5Sselect_none"); + + /* Write "nothing" to disk */ + ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf); + CHECK(ret, FAIL, "H5Dwrite"); + + /* Write "nothing" to disk (with a datatype conversion :-) */ + ret=H5Dwrite(dataset,H5T_NATIVE_INT,sid2,sid1,H5P_DEFAULT,wbuf); + CHECK(ret, FAIL, "H5Dwrite"); + + /* Close memory dataspace */ + ret = H5Sclose(sid2); + CHECK(ret, FAIL, "H5Sclose"); + + /* Close disk dataspace */ + ret = H5Sclose(sid1); + CHECK(ret, FAIL, "H5Sclose"); + + /* Close Dataset */ + ret = H5Dclose(dataset); + CHECK(ret, FAIL, "H5Dclose"); + + /* Close file */ + ret = H5Fclose(fid1); + CHECK(ret, FAIL, "H5Fclose"); + + /* Free memory buffers */ + free(wbuf); +} /* test_zero_none() */ + +/**************************************************************** +** ** test_select(): Main H5S selection testing routine. ** ****************************************************************/ @@ -5089,6 +5170,9 @@ test_select(void) test_select_fill_hyper_irregular(NULL); test_select_fill_hyper_irregular(offset); + /* Test 0-sized selections */ + test_zero_none(); + } /* test_select() */ |